CN106147956B - A kind of lubricant composition and preparation method thereof - Google Patents
A kind of lubricant composition and preparation method thereof Download PDFInfo
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- CN106147956B CN106147956B CN201510189115.4A CN201510189115A CN106147956B CN 106147956 B CN106147956 B CN 106147956B CN 201510189115 A CN201510189115 A CN 201510189115A CN 106147956 B CN106147956 B CN 106147956B
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- rubber
- base oil
- lubricant composition
- rubber particles
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- 239000000203 mixture Substances 0.000 title claims abstract description 158
- 239000000314 lubricant Substances 0.000 title claims abstract description 127
- 238000002360 preparation method Methods 0.000 title claims abstract description 46
- 239000002245 particle Substances 0.000 claims abstract description 145
- 229920001971 elastomer Polymers 0.000 claims abstract description 142
- 239000005060 rubber Substances 0.000 claims abstract description 142
- 239000002199 base oil Substances 0.000 claims abstract description 108
- 238000000034 method Methods 0.000 claims abstract description 88
- 238000004132 cross linking Methods 0.000 claims abstract description 60
- 230000005855 radiation Effects 0.000 claims abstract description 28
- 239000006185 dispersion Substances 0.000 claims description 36
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 35
- 239000011707 mineral Substances 0.000 claims description 35
- 239000003921 oil Substances 0.000 claims description 34
- -1 polysiloxanes Polymers 0.000 claims description 32
- 229920000459 Nitrile rubber Polymers 0.000 claims description 25
- 150000002148 esters Chemical class 0.000 claims description 22
- 150000002430 hydrocarbons Chemical class 0.000 claims description 22
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims description 21
- 229930195733 hydrocarbon Natural products 0.000 claims description 21
- 239000004215 Carbon black (E152) Substances 0.000 claims description 18
- 238000002156 mixing Methods 0.000 claims description 17
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 17
- 229920001296 polysiloxane Polymers 0.000 claims description 16
- 230000015572 biosynthetic process Effects 0.000 claims description 12
- 229920000570 polyether Polymers 0.000 claims description 12
- 238000003786 synthesis reaction Methods 0.000 claims description 11
- 229920000800 acrylic rubber Polymers 0.000 claims description 10
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 10
- 229920000058 polyacrylate Polymers 0.000 claims description 10
- 229920000642 polymer Polymers 0.000 claims description 9
- 229920002857 polybutadiene Polymers 0.000 claims description 8
- 239000003292 glue Substances 0.000 claims description 7
- 239000000693 micelle Substances 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 6
- 238000010907 mechanical stirring Methods 0.000 claims description 6
- 229920013639 polyalphaolefin Polymers 0.000 claims description 6
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 6
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 5
- 150000001336 alkenes Chemical class 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 4
- 239000005977 Ethylene Substances 0.000 claims description 4
- 239000005062 Polybutadiene Substances 0.000 claims description 4
- 229920005549 butyl rubber Polymers 0.000 claims description 4
- 229920003049 isoprene rubber Polymers 0.000 claims description 4
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 4
- 239000005077 polysulfide Substances 0.000 claims description 4
- 229920001021 polysulfide Polymers 0.000 claims description 4
- 150000008117 polysulfides Polymers 0.000 claims description 4
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 4
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 4
- 229920002379 silicone rubber Polymers 0.000 claims description 4
- 241001502050 Acis Species 0.000 claims description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 claims description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 3
- 229920002367 Polyisobutene Polymers 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 125000001931 aliphatic group Chemical group 0.000 claims description 3
- 150000004996 alkyl benzenes Chemical class 0.000 claims description 3
- 239000011737 fluorine Substances 0.000 claims description 3
- 229910052731 fluorine Inorganic materials 0.000 claims description 3
- 150000008282 halocarbons Chemical class 0.000 claims description 3
- 125000005010 perfluoroalkyl group Chemical group 0.000 claims description 3
- 229920006380 polyphenylene oxide Polymers 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- RSNQKPMXXVDJFG-UHFFFAOYSA-N tetrasiloxane Chemical compound [SiH3]O[SiH2]O[SiH2]O[SiH3] RSNQKPMXXVDJFG-UHFFFAOYSA-N 0.000 claims description 3
- 244000043261 Hevea brasiliensis Species 0.000 claims description 2
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 239000011324 bead Substances 0.000 claims description 2
- 229920003052 natural elastomer Polymers 0.000 claims description 2
- 229920001194 natural rubber Polymers 0.000 claims description 2
- 229920001083 polybutene Polymers 0.000 claims description 2
- 239000005076 polymer ester Substances 0.000 claims description 2
- 229920005862 polyol Polymers 0.000 claims description 2
- GGQQNYXPYWCUHG-RMTFUQJTSA-N (3e,6e)-deca-3,6-diene Chemical compound CCC\C=C\C\C=C\CC GGQQNYXPYWCUHG-RMTFUQJTSA-N 0.000 claims 2
- 229910019142 PO4 Inorganic materials 0.000 claims 2
- 239000010452 phosphate Substances 0.000 claims 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims 2
- 229920006311 Urethane elastomer Polymers 0.000 claims 1
- JJRDHFIVAPVZJN-UHFFFAOYSA-N cyclotrisiloxane Chemical compound O1[SiH2]O[SiH2]O[SiH2]1 JJRDHFIVAPVZJN-UHFFFAOYSA-N 0.000 claims 1
- 238000001125 extrusion Methods 0.000 claims 1
- 238000004898 kneading Methods 0.000 claims 1
- 229920002635 polyurethane Polymers 0.000 claims 1
- 239000004814 polyurethane Substances 0.000 claims 1
- 150000005846 sugar alcohols Polymers 0.000 claims 1
- 238000005829 trimerization reaction Methods 0.000 claims 1
- 239000004519 grease Substances 0.000 abstract description 30
- 230000001050 lubricating effect Effects 0.000 abstract description 22
- 150000002978 peroxides Chemical class 0.000 abstract description 19
- 230000009467 reduction Effects 0.000 abstract description 5
- 239000000843 powder Substances 0.000 description 26
- 239000000463 material Substances 0.000 description 25
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 24
- 235000013339 cereals Nutrition 0.000 description 17
- 229920000126 latex Polymers 0.000 description 16
- 239000000654 additive Substances 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 12
- 230000000996 additive effect Effects 0.000 description 11
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 9
- 239000010941 cobalt Substances 0.000 description 9
- 229910017052 cobalt Inorganic materials 0.000 description 9
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 239000002562 thickening agent Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- UHOVQNZJYSORNB-UHFFFAOYSA-N monobenzene Natural products C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 8
- 238000003756 stirring Methods 0.000 description 8
- 150000001875 compounds Chemical class 0.000 description 7
- 238000001694 spray drying Methods 0.000 description 7
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 description 5
- 238000007430 reference method Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- OCKPCBLVNKHBMX-UHFFFAOYSA-N butylbenzene Chemical compound CCCCC1=CC=CC=C1 OCKPCBLVNKHBMX-UHFFFAOYSA-N 0.000 description 4
- 238000010382 chemical cross-linking Methods 0.000 description 4
- 239000003431 cross linking reagent Substances 0.000 description 4
- 125000000524 functional group Chemical group 0.000 description 4
- 239000004816 latex Substances 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 4
- 239000000344 soap Substances 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000006467 substitution reaction Methods 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000006210 lotion Substances 0.000 description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 239000002105 nanoparticle Substances 0.000 description 3
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 238000005191 phase separation Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 description 2
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-N alpha-methacrylic acid Natural products CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- HDERJYVLTPVNRI-UHFFFAOYSA-N ethene;ethenyl acetate Chemical compound C=C.CC(=O)OC=C HDERJYVLTPVNRI-UHFFFAOYSA-N 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- ZQKXQUJXLSSJCH-UHFFFAOYSA-N melamine cyanurate Chemical compound NC1=NC(N)=NC(N)=N1.O=C1NC(=O)NC(=O)N1 ZQKXQUJXLSSJCH-UHFFFAOYSA-N 0.000 description 2
- 239000002086 nanomaterial Substances 0.000 description 2
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003225 polyurethane elastomer Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000052 vinegar Substances 0.000 description 2
- TXBCBTDQIULDIA-UHFFFAOYSA-N 2-[[3-hydroxy-2,2-bis(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propane-1,3-diol Chemical compound OCC(CO)(CO)COCC(CO)(CO)CO TXBCBTDQIULDIA-UHFFFAOYSA-N 0.000 description 1
- DXPPIEDUBFUSEZ-UHFFFAOYSA-N 6-methylheptyl prop-2-enoate Chemical group CC(C)CCCCCOC(=O)C=C DXPPIEDUBFUSEZ-UHFFFAOYSA-N 0.000 description 1
- 229910017083 AlN Inorganic materials 0.000 description 1
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 description 1
- 229910052582 BN Inorganic materials 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- 239000004258 Ethoxyquin Substances 0.000 description 1
- DJOWTWWHMWQATC-KYHIUUMWSA-N Karpoxanthin Natural products CC(=C/C=C/C=C(C)/C=C/C=C(C)/C=C/C1(O)C(C)(C)CC(O)CC1(C)O)C=CC=C(/C)C=CC2=C(C)CC(O)CC2(C)C DJOWTWWHMWQATC-KYHIUUMWSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229920002396 Polyurea Polymers 0.000 description 1
- 239000002174 Styrene-butadiene Substances 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 1
- 239000007983 Tris buffer Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003679 aging effect Effects 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 239000003674 animal food additive Substances 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 239000007866 anti-wear additive Substances 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 239000013556 antirust agent Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- KVNRLNFWIYMESJ-UHFFFAOYSA-N butyronitrile Chemical compound CCCC#N KVNRLNFWIYMESJ-UHFFFAOYSA-N 0.000 description 1
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 1
- RXPKHKBYUIHIGL-UHFFFAOYSA-L calcium;12-hydroxyoctadecanoate Chemical compound [Ca+2].CCCCCCC(O)CCCCCCCCCCC([O-])=O.CCCCCCC(O)CCCCCCCCCCC([O-])=O RXPKHKBYUIHIGL-UHFFFAOYSA-L 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000007822 coupling agent Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 150000001924 cycloalkanes Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- YGANSGVIUGARFR-UHFFFAOYSA-N dipotassium dioxosilane oxo(oxoalumanyloxy)alumane oxygen(2-) Chemical compound [O--].[K+].[K+].O=[Si]=O.O=[Al]O[Al]=O YGANSGVIUGARFR-UHFFFAOYSA-N 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229940093500 ethoxyquin Drugs 0.000 description 1
- DECIPOUIJURFOJ-UHFFFAOYSA-N ethoxyquin Chemical compound N1C(C)(C)C=C(C)C2=CC(OCC)=CC=C21 DECIPOUIJURFOJ-UHFFFAOYSA-N 0.000 description 1
- 235000019285 ethoxyquin Nutrition 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 125000005842 heteroatom Chemical group 0.000 description 1
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical class OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 description 1
- 125000001183 hydrocarbyl group Chemical group 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 229910052627 muscovite Inorganic materials 0.000 description 1
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Chemical group 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
Landscapes
- Lubricants (AREA)
Abstract
The present invention relates to lubricating grease field, a kind of lubricant composition and preparation method thereof is specifically provided.The rubber particles with cross-linked structure prepared by cross-linking radiation method that the lubricant composition contains base oil and is dispersed in the base oil, the base oil is continuous phase, the rubber particles are dispersed phase, and the base oil relative to 100 parts by weight, the content of the rubber particles are 10-200 parts by weight.Lubricant composition provided by the invention can effectively adjust viscosity with the variation of temperature, temperature limit is wide, compared with the lubricant composition containing the rubber particles obtained by peroxide crosslinking, at 40 DEG C, kinematic viscosity is lower, and kinematic viscosity is higher at 100 DEG C.In addition, lubricant composition provided by the invention also has excellent antiwear and friction reduction property.
Description
Technical field
It is prepared the present invention relates to a kind of lubricant composition, the preparation method of the lubricant composition and by this method
Obtained lubricant composition.
Background technique
Lubricating grease is usually that thickening agent is dispersed in one or more of lube base oils, and obtains by saponification
Semisolid, the solid lubricant arrived.Common grease thickener is divided into soap base, non-soap base and hydrocarbyl type, soap base thickening agent
Mostly fatty acid salt, such as stearic acid calcium salt, 12- hydroxy stearic acid calcium salt, non-soap base thickening agent then includes organic polyureas, inorganization
Object etc. is closed, alkyl thickening agent is usually paraffin class.It generally can satisfy using lubricating grease prepared by above-mentioned thickening agent commonly used
Demand, but as modern industry rapidly develops, the high-grade, precision and advanced mechanical equipment continued to bring out is higher and higher to PERFORMANCE OF GREASES requirement,
Need to meet broader use temperature range, more high shear rates, more big load condition etc..Novel lubricating grease thickening agent as a result,
Or the exploitation of compound additive is in widespread attention.
Nano material refers to the solid material that the ultrafine dust by size less than 100 nanometers forms.Since it has than table
The features such as area is big, good dispersion, easy-sintering, big hardness, and there is good antifriction compressive property and nanoparticle opposite grinding
There is certain repair on damage surface, and therefore, it can be improved the service life of lubricating system.In addition, just because of using nanometer material
Lubricating oil, the lubricating grease of feed additives preparation reflect good tribological property, prepare high property using nano material additive
Energy lubricating grease has good prospect.
There is the report of the largely application about inorganic nano-particle in lubricating grease field in the prior art.For example,
CN104046407A discloses a kind of lubricating oil (rouge) antiwear and antifriction compound additive, consisting of oxide nano rare earth coats
Ultra-fine muscovite is added in base oil or lubricating grease with the ratio of 0.5-3%, it can is significantly reduced coefficient of friction, is reduced mill
Spot diameter.CN104031717A discloses a kind of aluminium nitride and copper mixing nanometer lubricating grease additive, this compound additive grain
Degree range is 50-200nm.Lubricating grease using the preparation of this additive has good antiwear and friction reduction property, and coefficient of friction can reduce
23.6-15.8%, friction durability can extend 6-7 times.CN103525513A discloses a kind of high temperature lubricating oil/fat composition and preparation
Method, wherein using boron nitride micro mist as thickening agent, using graphite microparticles and MCA (melamine cyanurate) as extreme-pressure anti-wear
The lubricating grease of agent, preparation has excellent high-temperature behavior, extreme pressure and antiwear behavior and oxidation stability.Although by adding inorganic receive
The lubricant composition that rice material obtains has excellent high temperature resistant, pressure resistance, wear-resisting property, but it is residual that easy sintering is used for a long time
Friction surface is stayed in, lubricant effect is influenced.In addition, most inorganic nano additives need to be used cooperatively with conventional thickening agent, this
The PERFORMANCE OF GREASES that sample is prepared can be improved, therefore increase manufacturing cost and use cost.
In addition, there are also the answering in lubricating grease field about organic fine particles gel other than inorganic nano-particle
Report.For example, Rhein Chemie Rheinau GmbH application patent CN1856527A, CN1840622A and
CN1861673A discloses the micro gel of a kind of micro gel in non-crosslinkable organic media and crosslinking for changing
The purposes of the temperature-independent performance of the non-crosslinked organic media of property.However, this several patents application is pointed out bar none, institute
State micro gel and be by the way of chemical crosslinking (for example, by with polyfunctional compound's crosslinking copolymerization or pass through peroxide
Compound crosslinking) micro gel that is prepared, rather than the micro gel being crosslinked with high-energy radiation.Above-mentioned patent application thinks high
The micro gel of energy crosslinking with radiation is actually unable in be prepared on an industrial scale, and the use of the high-energy radiation of radioactivity cobalt source is with tight
The safety problem of weight, the and when micro gel of crosslinking with radiation is used in plastic matrix, can be between matrix and dispersed phase
Tearing effect occurs, to compromise the mechanical performance of the plastics containing the micro gel, swelling behavior, stress corrosion cracking
Energy is equal.However, in patent CN1856527A, CN1840622A and CN1861673A of Rhein Chemie Rheinau GmbH's application
The viscosity temperature characteristic of disclosed lubricant composition is poor, and the viscosity of the lubricant composition can sharply increase with the reduction of temperature
Greatly, it can strongly reduce as the temperature rises, but viscosity is excessive at low temperature or viscosity is too small unfavorable at high temperature
With the application of lubricant composition, this will greatly limit the application of the lubricant composition.Therefore, it needs to develop
A kind of lubricant composition with preferable viscosity temperature characteristic.
Summary of the invention
The defect that the purpose of the invention is to overcome existing lubricant composition viscosity temperature characteristic poor, and one kind is provided
It the preparation method of lubricant composition, a kind of lubricant composition with excellent viscosity temperature characteristic and is prepared by this method
Lubricant composition.
The present inventor has found that Rhein Chemie Rheinau GmbH applies several above-mentioned after further investigation
Dispersed phase in lubricant composition disclosed in patent CN1856527A, CN1840622A and CN1861673A is using multifunctional
The micro gel that compound or peroxide are obtained by chemical crosslinking mode, although the grease composition containing the microgel particle
Object can reduce the coefficient of friction of organic media to a certain extent, but the viscosity of these lubricant compositions is by the shadow of temperature
Sound is larger, and temperature too high (viscosity is too small) or too low (viscosity is too big) will limit the use of the lubricant composition, applicable for temperature
It is relatively narrow to spend range.And the rubber particles with cross-linked structure that are prepared by cross-linking radiation method and by using multifunctional chemical combination
The rubber particles with cross-linked structure that object or peroxide carry out chemical crosslinking preparation have entirely different microstructure.When
It is corresponding when dispersed phase in lubricant composition is the rubber particles with cross-linked structure prepared by cross-linking radiation method
Lubricant composition has good viscosity temperature characteristic, very well can adjust viscosity with the variation of temperature, reduces low temperature
Viscosity simultaneously improves high temperature viscosity, therefore, can largely make up variation influence caused by viscosity as temperature.This
Outside, high-energy radiation actually very cleaning, the safe and efficient energy, is widely used for curing by many developed countries at present
The fields such as health, food processing, industrial production are treated, are that can not be neglected using Chemical Crosslinking Methods (peroxide) there are some instead
Depending on the problem of, such as production efficiency is not high, peroxide residual and the environmental pollution that may cause, these can all limit it and answer
With.Based on this, the present invention is completed.
Specifically, the present invention provides a kind of lubricant compositions, wherein the lubricant composition contain base oil and
The rubber particles with cross-linked structure prepared by cross-linking radiation method being dispersed in the base oil, the base oil are
Continuous phase, the rubber particles are dispersed phase, and the base oil relative to 100 parts by weight, the content of the rubber particles
For 10-200 parts by weight.
The present invention also provides a kind of preparation method of lubricant composition, this method is by base oil and passes through cross-linking radiation
Being mixed and being dispersed to disperse rubber particles with cross-linked structure of method preparation, and relative to described in 100 parts by weight
Base oil, the dosage to disperse rubber particles are 10-200 parts by weight.
The present invention also provides lubricant compositions prepared by the above method.
Lubricant composition provided by the invention can effectively adjust viscosity with the variation of temperature, and viscosity temperature characteristic is excellent
Different, rubber particles therein make base oil that stabilization be kept to not easily run off up to nano-dispersion, therefore, the lubricating grease group
Close object temperature limit it is wide, viscosity higher can still be maintained under high temperature high shear, can satisfy 100 DEG C it is used above
The lubricating requirement of temperature occasion, is suitble to that the field of all grease applications, especially temperature be higher, the demanding neck of antiwear and antifriction
Domain as heavy load is mechanical, the lubrication occasion of running equipment steady in a long-term, and can also compound with other lubricating additives and make
With preparing special lubricant composition.In addition, the antiwear and friction reduction property of lubricant composition provided by the invention is excellent, receive
The wearability of lubricant composition had not only can be improved in the rubber particles of meter level dispersion, but also can play the role of similar micro- bearing, from
And increases rolling friction and reduce interface friction force.
Since cross-linking radiation makes special construction possessed by rubber particles, lubricant composition provided by the invention it is resistance to old
Change is had excellent performance, not easy to change, therefore this lubricant composition can be used as the lubricating grease haveing excellent performance and use, and especially answer
For the field more demanding to the viscosity temperature characteristic, ageing properties and frictional behaviour that lubricate oil systems.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
The drawings are intended to provide a further understanding of the invention, and constitutes part of specification, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the microscopic appearance figure of the lubricant composition obtained by the method for embodiment 1.
Specific embodiment
Detailed description of the preferred embodiments below.It should be understood that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
Lubricant composition provided by the invention, which contains base oil and is dispersed in the base oil, passes through cross-linking radiation
The rubber particles with cross-linked structure of method preparation, the base oil are continuous phase, and the rubber particles are dispersed phase.Its
In, the rubber particles are in stable dispersion state, and the base oil relative to 100 parts by weight, the rubber in base oil
The content of micelle is 10-200 parts by weight.
The lubricant composition provided according to the present invention, as discussed previously with respect to the base oil of 100 parts by weight, institute
The content for stating rubber particles is 10-200 parts by weight, but in order to enable base oil and rubber particles play better coordinated work
With, and so that the lubricant composition arrived has better viscosity temperature characteristic, it is preferable that relative to described in 100 parts by weight
Base oil, the content of the rubber particles are 10-150 parts by weight, more preferably 10-100 parts by weight.
The lubricant composition provided according to the present invention, it is preferable that the average grain diameter of the rubber particles is 20-
2000nm, more preferably 50-1000nm, particularly preferred 70-500nm.It controls when by the average grain diameter of the rubber particles upper
When stating in range, the viscosity of lubricant composition can be more effectively adjusted, broader use temperature range is suitable for.
The lubricant composition provided according to the present invention, it is preferable that the gel content of the rubber particles is 60 weight %
More than, more preferably 75 weight % or more, particularly preferably 80 weight % or more.When by the gel content control of the rubber particles
When making within the above range, the viscosity of lubricant composition can be more effectively adjusted with the variation of temperature, be suitable for wider
Use temperature range.In the present invention, the gel content is that the one kind of this field for characterizing rubber cross degree is common
Parameter is measured according to method disclosed in CN1402752A.
The present invention is not particularly limited the type of the rubber particles, for example, natural rubber, butylbenzene rubber can be selected from
Glue, carboxylic styrene-butadiene rubber, nitrile rubber, carboxy nitrile rubber, polybutadiene rubber, silicon rubber, neoprene, acrylate rubber
Glue, butadiene-styrene-vinyl pyridine rubber, isoprene rubber, butyl rubber, polysulfide rubber, Acrylester Butadiene Rubber, polyurethane rubber, fluorine rubber
At least one of glue and ethylene vinyl acetate rubber are preferably selected from butadiene-styrene rubber, carboxylic styrene-butadiene rubber, nitrile rubber, carboxylic
At least one of base nitrile rubber, esters of acrylic acid rubber and ethylene vinyl acetate rubber.
In addition, rubber particles provided by the invention preferably have equal phase structure.In the present invention, described " equal phase structure " is
Finger is observed under existing microtechnic, does not have to find the not homogeneous phenomenons such as layering, split-phase in rubber particles.
The lubricant composition provided according to the present invention, high-energy ray source used in the cross-linking radiation can be specifically selected from
At least one of cobalt source, ultraviolet, high-energy electron accelerator, it is preferable that the wavelength in the high-energy ray source is less than 0.1 μm, example
For example cobalt source.In addition, under normal circumstances, the dosage of irradiation should make the gel of the rubber particles after rubber latex cross-linking radiation contain
Amount reaches 60 weight % or more, preferably reaches 75 weight % or more, more preferably up to 80 weight % or more.Specifically, irradiation
Dosage can be 0.1-30Mrad, preferably 0.5-20Mrad.
The present invention is not particularly limited the type of the base oil, can be mineral base oil, or synthesis
Base oil can also be the mixture of both the above base oil.
It includes: that low viscosity refers to that the mineral base oil, which divide according to China base oil classification standard QSHR 001-95,
Number mineral base oil (viscosity index (VI) VI≤40), medium viscosity index mineral base oil (40 < viscosity index (VI) VI≤90), high viscosity
Index mineral base oil (90 < viscosity index (VI) VI≤120), very high viscosity index (HVI) mineral base oil (120 < viscosity index (VI) VI≤
And superhigh viscosity index mineral base oil (viscosity index (VI) VI > 140) five class base oils 140).And according to GB/T1995-1998 state
Family's standard " oil product viscosity index (VI) calculating method " is defined, and viscosity index (VI) (VI) indicates that oil viscosity varies with temperature this spy
The about quantitative values of one of sign.For oil product similar in kinematic viscosity, viscosity index (VI) is higher, indicates that oil viscosity varies with temperature more
It is small.Specifically, the mineral base oil mainly includes alkane, cycloalkane, aromatic hydrocarbons, cycloalkanes aromatic hydrocarbons and oxygen-containing, nitrogenous, sulfur-bearing is organic
The non-hydrocarbon compounds such as compound and colloid, asphalitine, wherein almost without alkene.The mineral base oil can be by crude oil
The mixture of middle higher boiling, the hydro carbons of high relative molecular mass and non-hydrocarbons by air-distillation/vacuum distillation, solvent refining,
The techniques such as dewaxing, depitching are made.From the point of view of mineral base oil distillate, hydro carbons carbon number distribution is generally C20-C40, boiling point model
About 300-550 DEG C is enclosed, relative molecular mass is 250-1000 or higher.
The synthetic base oil is prepared using methodology of organic synthesis, has and stablize chemical structure and particularity
The lubricating oil of energy.The synthetic base oil is selected from synthesis hydrocarbon, alkylaromatic hydrocarbon, synthetic ester, polyethers, halogenated hydrocarbons, polysiloxanes and contains
At least one of fluorocarbon oil.The synthetic base oil of above-mentioned each type can be single pure material or the mixing being made of homologue
Object.Wherein, the synthesis hydrocarbon is selected from ethylene low polymer, propylene oligomer, polybutene, polyisobutene, poly alpha olefin (PAO), gathers
At least one of the halogenated product of internal olefin and above-mentioned synthesis hydrocarbon.Wherein, the poly alpha olefin do not include ethylene low polymer,
Propylene oligomer and poly 1-butene.The alkylaromatic hydrocarbon is selected from alkylbenzene, alkylnaphthalene and contains hetero atom (oxygen, sulphur, halogen
Deng) at least one of alkylaromatic hydrocarbon.The synthetic ester is selected from monoesters, dibasic acid esters, polyol ester, polymer esters, carbonic ester, phosphorus
At least one of acid esters, citrate, esters of silicon acis and olefin-acrylic lipin polymer.The polyethers is selected from aliphatic
At least one of polyethers, polyphenylene oxide, poly- polythiaether and perfluoroalkyl polyethers.The polysiloxanes is selected from two polysiloxanes, three
At least one of polysiloxanes, four polysiloxanes, eight polysiloxanes and the poly- tetrasiloxane of ring.
In addition, lubricant composition provided by the invention can also contain common additive.The type of the additive
Including but not limited to: anti-aging agent, antiwear additive, antilubricant, antioxidant, anti-foaming agent, antirust agent, detersive, dispersing agent, pigment, pole
Press at least one of composition, friction protection composition, detersive, coupling agent etc..The dosage of the additive can be this
The conventional selection in field can know that therefore not to repeat here to this those skilled in the art.
The preparation method of lubricant composition provided by the invention includes preparing by base oil and by cross-linking radiation method
Being mixed and being dispersed to disperse rubber particles with cross-linked structure, and the base oil relative to 100 parts by weight, institute
Stating to the dosage of disperse rubber particles is 10-200 parts by weight.
The preparation method of the lubricant composition provided according to the present invention, as discussed previously with respect to described in 100 parts by weight
Base oil, the dosage to disperse rubber particles are 10-200 parts by weight, but in order to enable base oil and to dispersion rubber grain
Son plays the role of better coordinated, and so that the lubricant composition arrived has better viscosity temperature characteristic, it is preferable that
Relative to the base oil of 100 parts by weight, the dosage to disperse rubber particles is 10-150 parts by weight, particularly preferably
10-100 parts by weight.
The preparation method of the lubricant composition provided according to the present invention, it is preferable that described to serve as reasons to disperse rubber particles
Average grain diameter is 20-2000nm, more preferably 50-1000nm, the rubber particles of particularly preferably 70-500nm are reunited and formed
Rubber particles group.When by it is described be dispersed in base oil to disperse rubber particles after, the rubber particles of reunion can be able to
Disperse well, thus with 20-2000nm, preferably with 50-1000nm, more preferably with the average particle size distribution of 70-500nm in base
In plinth oil.In addition, the average grain diameter to disperse rubber particles is preferably 20-2000nm, more preferably 50-1000nm is special
It You Xuanwei not 70-500nm.
The preparation method of the lubricant composition provided according to the present invention, it is preferable that described to the solidifying of disperse rubber particles
Glue content is 60 weight % or more, more preferably 75 weight % or more, particularly preferably 80 weight % or more.It is described wait divide when inciting somebody to action
When dissipating the gel content control of rubber particles within the above range, lubricating grease group can be more effectively adjusted with the variation of temperature
The viscosity for closing object, is suitable for broader use temperature range.
It is described that preferably there is equal phase structure to disperse rubber particles.In the present invention, described " equal phase structure " refers to existing
Have and observed under microtechnic, finds the not homogeneous phenomenons such as layering, split-phase to not have in disperse rubber particles.
Rubber particles provided by the invention are prepared by rubber latex by cross-linking radiation and by spray drying process drying
It obtains.In the preparation process to disperse rubber particles, high-energy ray source used in cross-linking radiation can specifically be selected from cobalt
At least one of source, ultraviolet, high-energy electron accelerator, it is preferable that the wavelength in the high-energy ray source less than 0.1 μm, such as
For cobalt source.In addition, under normal circumstances, the dosage of irradiation should make the gel content of the rubber particles after rubber latex cross-linking radiation
Reach 60 weight % or more, preferably reaches 75 weight % or more, more preferably up to 80 weight % or more.Specifically, the agent of irradiation
Amount can be 0.1-30Mrad, preferably 0.5-20Mrad.
It is described to be commercially available to disperse rubber particles, it can also be according to various methods well known to art technology
It is prepared.For example, it is described to disperse rubber particles can applicant according to the invention submitted on September 18th, 2000
International patent application WO01/40356 (priority date on December 3rd, 1999) and applicant of the present invention were June 15 in 2001
Fully vulcanized powder rubber prepared by the international patent application WO01/98395 (priority date on June 15th, 2000) that day submits.
In addition, the example of the fully vulcanized powder rubber includes but is not limited to: the right Xiang Jiao ﹑ form of finely divided powder, mehtod butylbenzene rubber of form of finely divided powder, mehtod Tian
Jiao ﹑ form of finely divided powder, mehtod carboxylic styrene-butadiene rubber, form of finely divided powder, mehtod carboxy nitrile rubber, vulcanizes powder at Vulcanized Powdered Nitrile Rubber entirely
It is last polybutadiene rubber, fully sulfurized silicon rubber powder, form of finely divided powder, mehtod neoprene, form of finely divided powder, mehtod acrylic rubber, complete
Sulfide powder butadiene-styrene-vinyl pyridine rubber, form of finely divided powder, mehtod isoprene rubber, form of finely divided powder, mehtod butyl rubber, form of finely divided powder, mehtod polysulfide rubber,
Form of finely divided powder, mehtod Acrylester Butadiene Rubber, form of finely divided powder, mehtod fluorubber, vulcanizes powder at form of finely divided powder, mehtod polyurethane rubber entirely
At least one of last ethylene vinyl acetate rubber etc., preferably form of finely divided powder, mehtod butadiene-styrene rubber, form of finely divided powder, mehtod carboxyl fourth
It is benzene rubber, Vulcanized Powdered Nitrile Rubber, form of finely divided powder, mehtod carboxy nitrile rubber, form of finely divided powder, mehtod esters of acrylic acid rubber, complete
At least one of sulfide powder ethylene vinyl acetate rubber.The gel content of the fully vulcanized powder rubber is preferably 60
Weight % or more, more preferably 75 weight % or more, particularly preferably 80 weight % or more.The fully vulcanized powder rubber is put down
Equal partial size is preferably 20-2000nm, more preferably 50-1000nm, particularly preferred 70-500nm.In addition, the form of finely divided powder, mehtod
Each of rubber particle is all homogeneous, i.e., no discovery layering, split-phase in particle under the observation of existing microtechnic
Deng not homogeneous phenomenon.
In addition, cross-linking aid can not be used in the cross-linking radiation preparation process to disperse rubber particles, it can also
To use cross-linking aid.The cross-linking aid can be selected from simple function group cross-linking aid, two functional group's cross-linking aids, trifunctional
Any one in cross-linking aid, the above cross-linking aid of four-functional group cross-linking aid and five functional groups.The simple function group crosslinking
The example of auxiliary agent includes but is not limited to: (methyl) 2-ethyl hexyl acrylate, (methyl) Isooctyl acrylate monomer, (methyl) acrylic acid shrink sweet
At least one of grease；The example of two functional group cross-linking aid includes but is not limited to: 1,4- butanediol two (methyl) third
Olefin(e) acid ester, 1,6-hexylene glycols two (methyl) acrylate, diethylene glycol two (methyl) acrylate, triethylene glycol two (methyl) third
At least one of olefin(e) acid ester, neopentyl glycol two (methyl) acrylate, divinylbenzene；The trifunctional cross-linking aid
Example includes but is not limited to: trimethylolpropane tris (methyl) acrylate and/or pentaerythrite three (methyl) acrylate；Institute
The example for stating four-functional group cross-linking aid includes but is not limited to: pentaerythrite four (methyl) acrylate and/or ethoxyquin season penta
Tetrol four (methyl) acrylate；The example of the above cross-linking aid of five functional groups includes but is not limited to: dipentaerythritol five
(methyl) acrylate.Herein, described (methyl) acrylate refers to acrylate or methacrylate.These crosslinkings
Auxiliary agent can be applied in combination in any way, as long as they facilitate crosslinking under irradiation.In addition, the cross-linking aid
Additional amount is generally the 0.1-10 weight % of dry glue weight in latex, preferably 0.5-9 weight %, more preferably 0.7-7 weight
Measure %.
In addition, the preparation method of lubricant composition provided by the invention can also include by additive and base oil and to
Disperse rubber particles are mixed and are dispersed together.
The type of the base oil and additive has been described herein above, and therefore not to repeat here.
The present invention is not particularly limited the mode of the mixing and redisperse, as long as enabling to the rubber to be dispersed
Micelle is effectively dispersed in base oil, to obtain using base oil as continuous phase and using rubber particles as the profit of dispersed phase
Grease composition.A preferred embodiment of the invention, the mixing and the mode dispersed include:
(1) described will be added in the base oil to disperse rubber particles and by mechanical stirring mixing so that it is described to
Disperse rubber particles disperse or are suspended in the base oil, the composition tentatively dispersed；
(2) composition tentatively dispersed is subjected to redisperse, until the average grain diameter of the rubber particles after dispersion reaches
In the range of to 20-2000nm, in the range of preferably reaching 50-1000nm, in the range of more preferably up to 70-500nm.Pass through
This preferred mode for mixing and dispersing enables to rubber particles to be dispersed in base oil with initial size, obtained lubrication
The viscosity temperature characteristic of oil/fat composition is more preferably.
According to another preferred method of implementation of the present invention, the preparation method of the lubricant composition further includes step
(3), product step (2) obtained not less than 80 DEG C at a temperature of, preferably not less than 100 DEG C temperature, more preferably
100-200 DEG C at a temperature of place at least 1 hour, preferably place at least 2 hours, more preferably place at least 4 hours, most preferably
Obtained product is subjected to secondary redisperse after placing 4-10 hours, enables to the rubber particles and base oil of crosslinking in this way
Sufficiently infiltrate and be swollen, and rubber particles with smaller particle size dispersion in base oil, so that it is better to obtain viscosity temperature characteristic
Lubricant composition.In addition, in step (3), by the product of step (2) not less than 80 DEG C at a temperature of place at least 1 hour
Period can cooperate and accomplished continuously or intermittently stir, so that stirring material is heated more evenly.
The mixing of mechanical stirring described in step (1) can carry out in existing various mechanical mixing equipments, for example, can
To be carried out in the mechanical mixing equipments such as high-speed mixer, kneader.The present invention does not have the condition that the mechanical stirring mixes yet
Have and particularly limit, as long as making to prepare by cross-linking radiation method with cross-linked structure to disperse rubber particles and basis
Under the premise of the performance of oil does not have any variation, make to prepare by cross-linking radiation method with cross-linked structure to dispersion rubber
Particle disperses or is suspended in base oil, can know to this those skilled in the art, therefore not to repeat here.
The preparation method of the lubricant composition provided according to the present invention, redisperse and step described in step (2)
(3) the secondary redisperse described in can be squeezed out in homogenizer, bead mill, three-roll grinder, single screw rod each independently
It carries out at least one of machine, multi-screw extruder, kneader, dissolvers and ultrasonic disperser mixing apparatus, preferably exists
It is carried out in homogenizer, three-roll grinder and ultrasonic disperser, these three preferred mixing apparatus have processing output height, mixing
The advantage that effect is good, subsequent cleaning is fairly simple.Most preferably, the secondary redisperse in the redisperse of step (2) and step (3)
It is carried out in homogenizer.In dispersion process, according to different dispersion quality requirements, need by cycles samples cooling, then repeatedly
Repeatedly dispersed by mixing apparatus, until the average grain diameter for the rubber particles being dispersed in base oil reaches 20-2000nm
It in range, preferably reaches within the scope of 50-1000nm, within the scope of more preferably up to 70-500nm.In addition, the present invention divides again described
It dissipates and the condition of secondary redisperse is not particularly limited, performance is not in dispersion process as long as making base oil and rubber particles
It destroys, and the partial size of rubber particles is made to reach 20-2000nm, preferably reach 50-1000nm, more preferably up to 70-
500nm can know that therefore not to repeat here to this those skilled in the art.
It, specifically can be in addition, placement described in step (3) preferably carries out in existing various airtight heating equipment
It is carried out in high temperature oven, vacuum high-temperature baking oven, heating kettle or similar airtight heating container, heat treatment efficiency can be improved in this way,
It is energy saving, while the contact of base oil and rubber particles with air (oxygen) can also be reduced, thermal oxide degree is reduced, makes to produce
Moral character is able to maintain stabilization.
The present invention also provides lubricant compositions prepared by the above method.
The present invention will be described in detail by way of examples below.
(1) raw material used in embodiment and comparative example is as follows:
Mineral base oil, Sinopec production, trade mark Ib150, viscosity at 40 DEG C is 32.6mm2/ s, viscosity index (VI)
It is 90.
Synthetic base oil, Sinopec production, trade mark PAO40, poly alpha olefin, viscosity at 40 DEG C are 40.2mm2/ s,
Viscosity index (VI) is 120.
Butadiene-styrene rubber particle to be dispersed, Sinopec production, trade mark VP101, average grain diameter 100nm, gel content
It for 90 weight %, observes, should be layered in butadiene-styrene rubber particle to be dispersed without discovery, noted phase separation phenomena, by fourth under the microscope
Benzene rubber latex carries out cross-linking radiation method preparation using cobalt source and is obtained by spray drying process.
Peroxide crosslinking butadiene-styrene rubber particle prepare and using spray according to method disclosed in patent CN1840622A
Mist drying means obtains, rubber latex be SBR emulsion (with prepare rubber used by butadiene-styrene rubber particle VP101 to be dispersed
The composition of latex solution is identical), the crosslinking agent used is cumyl peroxide (DCP), the peroxide crosslinking fourth finally obtained
The average grain diameter of benzene rubber particles is 100nm, and gel content is 90 weight %.
To dispersion acrylic ester rubber particles, Sinopec production, trade mark VP301, average grain diameter 100nm, gel
Content is 90 weight %, is observed under the microscope, should be to existing without discovery layering, split-phase in dispersion acrylic ester rubber particles
As being carried out cross-linking radiation method preparation using cobalt source by acrylic rubber lotion and being dried to obtain by spray drying process.
Peroxide crosslinking acrylic rubber particle is prepared and is adopted according to method disclosed in patent CN1840622A
It is obtained with spray drying process, rubber latex is acrylic rubber lotion (with preparation to dispersion acrylic ester rubber particles
The composition of rubber latex used by VP301 is identical), the crosslinking agent used finally obtains for cumyl peroxide (DCP)
The average grain diameter of peroxide crosslinking acrylic rubber particle is 100nm, and gel content is 90 weight %.
Nitrile rubber particle to be dispersed, Sinopec production, trade mark VP401, average grain diameter 100nm, gel content
It for 90 weight %, observes, should be layered in nitrile rubber particle to be dispersed without discovery, noted phase separation phenomena, butyronitrile under the microscope
Rubber latex carries out cross-linking radiation method preparation using cobalt source and is obtained by spray drying process.
Peroxide crosslinking nitrile rubber particle prepare and using spray according to method disclosed in patent CN1840622A
Mist drying means obtains, rubber latex be acrylonitrile-butadiene rubber latex (with prepare rubber used by nitrile rubber particle VP401 to be dispersed
The composition of latex solution is identical), the crosslinking agent used is cumyl peroxide (DCP), the peroxide crosslinking fourth finally obtained
The average grain diameter of nitrile rubber particle is 100nm, and gel content is 90 weight %.
Ethylene-vinyl acetate rubber particles to be dispersed, Sinopec production, trade mark VP801 are by average grain diameter
The ethylene-vinyl acetate rubber particles of 500nm are reunited, and gel content is 90 weight %, is observed under the microscope, should be to
Disperse without discovery layering, noted phase separation phenomena in ethylene-vinyl acetate rubber particles, by ethene-vinyl acetate rubber latex
Cross-linking radiation method preparation is carried out using cobalt source and is dried to obtain by spray drying process.
Peroxide crosslinking ethylene-vinyl acetate rubber particles are according to method system disclosed in patent CN1840622A
It is standby and obtained using spray drying process, rubber latex be ethene-vinyl acetate rubber lotion liquid (with prepare ethylene-vinegar to be dispersed
The composition of rubber latex used by ethylene-vinylacetate rubber particle VP801 is identical), the crosslinking agent used is cumyl peroxide
(DCP), the average grain diameter of the peroxide crosslinking ethylene-vinyl acetate rubber particles finally obtained is 500nm, gel content
It is 90 weight %.
(2) the following instrument and equipment of the experimental data in embodiment and comparative example and measuring method measurement:
(1) dynamic viscosity: the lubricating grease group at 40 DEG C and 100 DEG C is tested respectively using NDJ-5S type number rotational viscometer
Close the dynamic viscosity of object, wherein heat using oil bath temperature control.
(2) divide oil mass: being tested according to SH/T 0324-92 " lubricating grease Stencil oil-dividing measuring method (static method) " standard method,
Specifically, sample is placed on 100 mesh copper mesh, stands 24 hours in 100 DEG C of baking ovens and further takes out measurement point oil mass.
(3) coefficient of friction: the interface friction performance of measuring lubricating grease composition, load are on electronic tension tester
0.2kg compares the confficient of static friction μ of aluminium-steel (unlubricated) and aluminium-steel (having lubrication)sWith dynamic friction coefficient μk, wherein it is unlubricated
It indicates uncoated any lubricant composition in aluminium-steel material surface, there is lubrication to indicate to have been coated in aluminium-steel surface accordingly
Lubricant composition.
(4) morphology observation: using rubber particles in Hitachi S4800 scanning electron microscope observation lubricant composition
Pattern.
Embodiment 1
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
By 100 parts by weight mineral base oil Ib150 and 10 parts by weight butadiene-styrene rubber particle VP101 to be dispersed is mixed and machinery
Stir evenly, then homogenizing circulation five times in three-roll grinder, roller revolving speed is 280 revs/min when homogenizing, when dispersion between roller between
Gap is minimal to 10 μm, obtains mixed material.Said mixture material is kept for 4 hours in 150 DEG C of high temperature ovens, again by three
Roller mill homogenizing circulation five times, roller revolving speed is 280 revs/min when homogenizing, and clearance between roll is minimal to 5 μm when dispersion, is moistened
Grease composition, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.In addition, the lubricant composition
Microscopic appearance is as shown in Figure 1.It will be seen from figure 1 that rubber particles can be uniformly dispersed in base oil.
Comparative example 1
The comparative example is for illustrating lubricant composition of reference and preparation method thereof.
Lubricant composition is prepared according to the method for embodiment 1, unlike, it will butadiene-styrene rubber particle VP101 be dispersed
It is substituted with the peroxide crosslinking butadiene-styrene rubber particle of identical weight part, obtains reference lubricant composition, dynamic viscosity is divided
Oil mass and greasy property are shown in Tables 1 and 2 respectively.
Embodiment 2
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
100 parts by weight mineral base oil Ib150 and 10 parts by weight are waited for that dispersion acrylic ester rubber particles VP301 is mixed simultaneously
Mechanical stirring is uniform, and then homogenizing circulation five times in three-roll grinder, roller revolving speed is 280 revs/min when homogenizing, roller when dispersion
Between gap be minimal to 10 μm, obtain mixed material.Said mixture material is kept for 4 hours in 150 DEG C of high temperature ovens, is led to again
It crosses three-roll grinder homogenizing circulation five times, roller revolving speed is 280 revs/min when homogenizing, and clearance between roll is minimal to 5 μm when dispersion, is obtained
To lubricant composition, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Comparative example 2
The comparative example is for illustrating lubricant composition of reference and preparation method thereof.
Mixed material and lubricant composition are prepared according to the method for embodiment 2, unlike, it will be to dispersion acrylic ester
Rubber particles VP301 is substituted with the peroxide crosslinking acrylic rubber particle of identical weight part, obtains reference lubricating grease group
Object is closed, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Embodiment 3
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
By 100 parts by weight mineral base oil Ib150 and 10 parts by weight nitrile rubber particle VP401 to be dispersed is mixed and machinery
Stir evenly, then homogenizing circulation five times in three-roll grinder, roller revolving speed is 280 revs/min when homogenizing, when dispersion between roller between
Gap is minimal to 10 μm, obtains mixed material.Said mixture material is kept for 4 hours in 150 DEG C of high temperature ovens, again by three
Roller mill homogenizing circulation five times, roller revolving speed is 280 revs/min when homogenizing, and clearance between roll is minimal to 5 μm when dispersion, is moistened
Grease composition, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Comparative example 3
The comparative example is for illustrating lubricant composition of reference and preparation method thereof.
Mixed material and lubricant composition are prepared according to the method for embodiment 3, unlike, it will nitrile rubber be dispersed
Particle VP401 is substituted with the peroxide crosslinking nitrile rubber particle of identical weight part, obtains reference lubricant composition, is moved
Power viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Embodiment 4
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
By 100 parts by weight mineral base oil Ib150 and 10 parts by weight ethylene-vinyl acetate rubber particles to be dispersed
VP801 mixing and mechanical stirring is uniform, then homogenizing circulation five times in three-roll grinder, roller revolving speed is 280 revs/min when homogenizing
Clock, clearance between roll is minimal to 10 μm when dispersion, obtains mixed material.Said mixture material is kept 4 in 150 DEG C of high temperature ovens
Hour, again by three-roll grinder homogenizing circulation five times, roller revolving speed is 280 revs/min when homogenizing, and clearance between roll is most when dispersion
As low as 5 μm, lubricant composition is obtained, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Comparative example 4
The comparative example is for illustrating lubricant composition of reference and preparation method thereof.
Mixed material and lubricant composition are prepared according to the method for embodiment 4, unlike, it will ethylene-vinegar be dispersed
Ethylene-vinylacetate rubber particle VP801 is replaced with the peroxide crosslinking ethylene-vinyl acetate rubber particles VP801 of identical weight part
In generation, reference lubricant composition is obtained, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Embodiment 5
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
By 100 parts by weight mineral base oil Ib150 and 30 parts by weight butadiene-styrene rubber particle VP101 to be dispersed is mixed and machinery
Stir evenly, then homogenizing circulation five times in three-roll grinder, roller revolving speed is 280 revs/min when homogenizing, when dispersion between roller between
Gap is minimal to 10 μm, obtains mixed material.Said mixture material is kept for 4 hours in 150 DEG C of high temperature ovens, again by three
Roller mill homogenizing circulation five times, roller revolving speed is 280 revs/min when homogenizing, and clearance between roll is minimal to 5 μm when dispersion, is moistened
Grease composition, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Comparative example 5
The comparative example is for illustrating lubricant composition of reference and preparation method thereof.
Mixed material and lubricant composition are prepared according to the method for embodiment 5, unlike, it will butadiene-styrene rubber be dispersed
Particle VP101 is substituted with the peroxide crosslinking butadiene-styrene rubber particle of identical weight part, obtains reference lubricant composition, is moved
Power viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Embodiment 6
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
By 100 parts by weight mineral base oil Ib150 and 50 parts by weight butadiene-styrene rubber particle VP101 to be dispersed is mixed and machinery
Stir evenly, then homogenizing circulation five times in three-roll grinder, roller revolving speed is 100 revs/min when homogenizing, when dispersion between roller between
Gap is minimal to 10 μm, obtains mixed material.Said mixture material is kept for 4 hours in 150 DEG C of high temperature ovens, again by three
Roller mill homogenizing circulation five times, roller revolving speed is 100 revs/min when homogenizing, and clearance between roll is minimal to 5 μm when dispersion, is moistened
Grease composition, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Embodiment 7
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
Lubricant composition is prepared according to the method for embodiment 6, unlike, by 50 parts by weight butadiene-styrene rubber grain to be dispersed
Sub- VP101 is substituted with 100 parts by weight butadiene-styrene rubber particle VP101 to be dispersed, lubricant composition is obtained, dynamic viscosity is divided
Oil mass and greasy property are shown in Tables 1 and 2 respectively.
Embodiment 8
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
Lubricant composition is prepared according to the method for embodiment 1, unlike, by mineral base oil Ib150 with identical heavy
The synthetic base oil PAO40 substitution for measuring part, obtains lubricant composition, and dynamic viscosity divides oil mass and greasy property to distinguish
See Tables 1 and 2.
Embodiment 9
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
Lubricant composition is prepared according to the method for embodiment 2, unlike, by mineral base oil Ib150 with identical heavy
The synthetic base oil PAO40 substitution for measuring part, obtains lubricant composition, and dynamic viscosity divides oil mass and greasy property to distinguish
See Tables 1 and 2.
Embodiment 10
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
Lubricant composition is prepared according to the method for embodiment 3, unlike, by mineral base oil Ib150 with identical heavy
The synthetic base oil PAO40 substitution for measuring part, obtains lubricant composition, and dynamic viscosity divides oil mass and greasy property to distinguish
See Tables 1 and 2.
Embodiment 11
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
Lubricant composition is prepared according to the method for embodiment 4, unlike, by mineral base oil Ib150 with identical heavy
The synthetic base oil PAO40 substitution for measuring part, obtains lubricant composition, and dynamic viscosity divides oil mass and greasy property to distinguish
See Tables 1 and 2.
Embodiment 12
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
By 100 parts by weight synthetic base oil PAO40 and 50 parts by weight butadiene-styrene rubber particle VP101 to be dispersed is mixed and machinery
Stir evenly, then homogenizing circulation five times in three-roll grinder, roller revolving speed is 100 revs/min when homogenizing, when dispersion between roller between
Gap is minimal to 10 μm, obtains mixed material.Said mixture material is kept for 4 hours in 150 DEG C of high temperature ovens, again by three
Roller mill homogenizing circulation five times, roller revolving speed is 100 revs/min when homogenizing, and clearance between roll is minimal to 5 μm when dispersion, is moistened
Grease composition, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
Embodiment 13
The embodiment is for illustrating lubricant composition provided by the invention and preparation method thereof.
By 100 parts by weight synthetic base oil PAO40 and 100 parts by weight butadiene-styrene rubber particle VP101 to be dispersed is mixed and machine
Tool stirs evenly, and then homogenizing circulation five times in three-roll grinder, roller revolving speed is 100 revs/min when homogenizing, when dispersion between roller
Gap is minimal to 10 μm, obtains mixed material.Said mixture material is kept for 4 hours in 150 DEG C of high temperature ovens, again by
Three-roll grinder homogenizing circulation five times, roller revolving speed is 100 revs/min when homogenizing, and clearance between roll is minimal to 5 μm when dispersion, is obtained
Lubricant composition, dynamic viscosity, point oil mass and greasy property are shown in Tables 1 and 2 respectively.
The dynamic viscosity of 1 lubricant composition of table and divide oil mass
The greasy property of 2 lubricant composition of table
From the results shown in Table 1, with contain the grease composition of rubber particles obtained by peroxide crosslinking
Object is compared, and the lubricant composition containing the rubber particles with cross-linked structure obtained by cross-linking radiation method is in low temperature
(40 DEG C) viscosity is lower, and (100 DEG C) viscosity is higher at high temperature, and therefore, lubricant composition provided by the invention has more
Good viscosity temperature characteristic, temperature limit are wide.
In addition, from the results shown in Table 2, the antiwear and friction reduction property of lubricant composition provided by the invention is very excellent
It is different.
The preferred embodiment of the present invention has been described above in detail, still, during present invention is not limited to the embodiments described above
Detail within the scope of the technical concept of the present invention can be with various simple variants of the technical solution of the present invention are made, this
A little simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, it can be combined in any appropriate way.In order to avoid unnecessary repetition, the present invention to it is various can
No further explanation will be given for the combination of energy.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (47)
1. a kind of lubricant composition, which is characterized in that the lubricant composition contains base oil and is dispersed in the basis
The rubber particles with cross-linked structure prepared by cross-linking radiation method in oil, the base oil are continuous phase, the rubber
Micelle is dispersed phase, and the base oil relative to 100 parts by weight, the content of the rubber particles are 10-200 weight
Part, wherein the average grain diameter of the rubber particles is 20-2000nm, the gel contents of the rubber particles be 60 weight % with
On.
2. lubricant composition according to claim 1, wherein relative to the base oil of 100 parts by weight, the rubber
The content of micelle is 10-150 parts by weight.
3. lubricant composition according to claim 1, wherein relative to the base oil of 100 parts by weight, the rubber
The content of micelle is 10-100 parts by weight.
4. lubricant composition according to claim 1, wherein the average grain diameter of the rubber particles is 50-1000nm.
5. lubricant composition according to claim 4, wherein the average grain diameter of the rubber particles is 70-500nm.
6. lubricant composition according to claim 1, wherein the gel content of the rubber particles be 75 weight % with
On.
7. lubricant composition according to claim 6, wherein the gel content of the rubber particles be 80 weight % with
On.
8. lubricant composition described in any one of -3 according to claim 1, wherein the rubber particles have homogeneous knot
Structure.
9. lubricant composition described in any one of -3 according to claim 1, wherein the rubber particles are selected from natural rubber
Glue, butadiene-styrene rubber, carboxylic styrene-butadiene rubber, nitrile rubber, carboxy nitrile rubber, polybutadiene rubber, silicon rubber, neoprene,
Acrylic rubber, butadiene-styrene-vinyl pyridine rubber, isoprene rubber, butyl rubber, polysulfide rubber, Acrylester Butadiene Rubber, polyurethane
At least one of rubber, fluorubber and ethylene-vinyl acetate rubber.
10. lubricant composition according to claim 9, wherein the rubber particles are selected from butadiene-styrene rubber, Carboxy
At least one of rubber, nitrile rubber, carboxy nitrile rubber, acrylic rubber and ethylene-vinyl acetate rubber.
11. lubricant composition described in any one of -3 according to claim 1, wherein the base oil is mineral base
Oil and/or synthetic base oil.
12. lubricant composition according to claim 11, wherein the mineral base oil is selected from viscosity index (VI) VI≤40
Low-viscosity index mineral base oil, the medium viscosity index mineral base oil of 40 < viscosity index (VI) VI≤90,90 < viscosity index (VI)s
The high viscosity index (HVI) mineral base oil of VI≤120,120 < viscosity index (VI) VI≤140 very high viscosity index (HVI) mineral base oil, viscous
Spend at least one of the superhigh viscosity index mineral base oil of index VI > 140.
13. lubricant composition according to claim 11, wherein the synthetic base oil is selected from synthesis hydrocarbon, alkyl virtue
At least one of hydrocarbon, synthetic ester, polyethers, halogenated hydrocarbons, polysiloxanes and fluorine-containing oil.
14. lubricant composition according to claim 13, wherein it is low that the synthesis hydrocarbon is selected from ethylene low polymer, propylene
At least one of polymers, polybutene, polyisobutene, poly alpha olefin, poly-internal-olefins and halogenated product of above-mentioned synthesis hydrocarbon.
15. lubricant composition according to claim 13, wherein the alkylaromatic hydrocarbon be selected from alkylbenzene, alkylnaphthalene with
And contain at least one of heteroatomic alkylaromatic hydrocarbon.
16. lubricant composition according to claim 13, wherein the synthetic ester is selected from monoesters, dibasic acid esters, polyalcohol
At least one in ester, polymer esters, carbonic ester, phosphate, citrate, esters of silicon acis and olefin-acrylic lipin polymer
Kind.
17. lubricant composition according to claim 13, wherein the polyethers is selected from aliphatic polyether, polyphenylene oxide, gathers
At least one of polythiaether and perfluoroalkyl polyethers.
18. lubricant composition according to claim 13, wherein the polysiloxanes is selected from two polysiloxanes, trimerization
At least one of siloxanes, four polysiloxanes, eight polysiloxanes and the poly- tetrasiloxane of ring.
19. a kind of preparation method of lubricant composition, this method includes preparing by base oil and by cross-linking radiation method
Being mixed and being dispersed to disperse rubber particles with cross-linked structure, and the base oil relative to 100 parts by weight, it is described
Dosage to disperse rubber particles is 10-200 parts by weight, wherein it is described be to disperse rubber particles by average grain diameter be 20-
The rubber particles of 2000nm are reunited and the rubber particles group of formation, and the gel content to disperse rubber particles is 60 weight %
More than.
20. according to the method for claim 19, wherein the mixing and mode dispersed includes:
(1) it described will be added in the base oil to disperse rubber particles and be mixed by mechanical stirring, so that described wait disperse
Rubber particles disperse or are suspended in the base oil, the composition tentatively dispersed；
(2) composition tentatively dispersed is subjected to redisperse, until the average grain diameter of the rubber particles after dispersion reaches 20-
In the range of 2000nm.
21. according to the method for claim 20, wherein the composition tentatively dispersed is subjected to redisperse, until point
The average grain diameter of rubber particles after dissipating reaches in the range of 50-1000nm.
22. according to the method for claim 21, wherein the composition tentatively dispersed is subjected to redisperse, until point
The average grain diameter of rubber particles after dissipating reaches in the range of 70-500nm.
23. according to the method for claim 20, wherein this method further includes step (3), the product that step (2) is obtained
Not less than 80 DEG C at a temperature of place at least 1 hour, obtained product is subjected to secondary redisperse later.
24. according to the method for claim 23, wherein this method further includes step (3), the product that step (2) is obtained
Not less than 100 DEG C at a temperature of place at least 2 hours, obtained product is subjected to secondary redisperse later.
25. according to the method for claim 24, wherein this method further includes step (3), the product that step (2) is obtained
Not less than 100 DEG C at a temperature of place at least 4 hours, obtained product is subjected to secondary redisperse later.
26. according to the method for claim 23, wherein described in redisperse described in step (2) and step (3) it is secondary again
Dispersion is each independently in homogenizer, bead mill, three-roll grinder, single screw extrusion machine, multi-screw extruder, kneading
It is carried out at least one of machine, dissolvers and ultrasonic disperser mixing apparatus.
27. according to the method for claim 26, wherein described in redisperse described in step (2) and step (3) it is secondary again
Dispersion carries out at least one of homogenizer, three-roll grinder and ultrasonic disperser mixing apparatus each independently.
28. according to the method for claim 27, wherein described in redisperse described in step (2) and step (3) it is secondary again
Dispersion carries out in homogenizer each independently.
29. according to the method for claim 23, wherein be placed in airtight heating equipment and carry out described in step (3).
30. according to the method for claim 19, wherein relative to the base oil of 100 parts by weight, the rubber to be dispersed
The dosage of micelle is 10-150 parts by weight.
31. according to the method for claim 30, wherein relative to the base oil of 100 parts by weight, the rubber to be dispersed
The dosage of micelle is 10-100 parts by weight.
32. according to the method for claim 19, wherein it is described be to disperse rubber particles by average grain diameter be 50-
The rubber particles of 1000nm are reunited and the rubber particles group of formation.
33. according to the method for claim 32, wherein it is described be to disperse rubber particles by average grain diameter be 70-500nm
Rubber particles reunite and formed rubber particles group.
34. according to the method for claim 19, wherein the gel content to disperse rubber particles be 75 weight % with
On.
35. according to the method for claim 34, wherein the gel content to disperse rubber particles be 80 weight % with
On.
36. method described in any one of 9-31 according to claim 1, wherein described to have homogeneously to disperse rubber particles
Structure.
37. method described in any one of 9-31 according to claim 1, wherein described to be selected from naturally to disperse rubber particles
Rubber, butadiene-styrene rubber, carboxylic styrene-butadiene rubber, nitrile rubber, carboxy nitrile rubber, polybutadiene rubber, silicon rubber, neoprene rubber
Glue, butadiene-styrene-vinyl pyridine rubber, isoprene rubber, butyl rubber, polysulfide rubber, Acrylester Butadiene Rubber, gathers at acrylic rubber
At least one of urethane rubber, fluorubber and ethylene-vinyl acetate rubber.
38. according to the method for claim 37, wherein described to be selected from butadiene-styrene rubber, Carboxy to disperse rubber particles
At least one of rubber, nitrile rubber, carboxy nitrile rubber, acrylic rubber and ethylene-vinyl acetate rubber.
39. method described in any one of 9-31 according to claim 1, wherein the base oil be mineral base oil and/or
Synthetic base oil.
40. according to the method for claim 39, wherein the mineral base oil is selected from the low viscosity of viscosity index (VI) VI≤40
Index mineral base oil, the medium viscosity index mineral base oil of 40 < viscosity index (VI) VI≤90,90 < viscosity index (VI) VI≤120
High viscosity index (HVI) mineral base oil, 120 < viscosity index (VI) VI≤140 very high viscosity index (HVI) mineral base oil, viscosity index (VI) VI
At least one of superhigh viscosity index mineral base oil of > 140.
41. according to the method for claim 39, wherein the synthetic base oil is selected from synthesis hydrocarbon, alkylaromatic hydrocarbon, synthesis
At least one of ester, polyethers, halogenated hydrocarbons, polysiloxanes and fluorine-containing oil.
42. according to the method for claim 39, wherein the synthesis hydrocarbon is selected from ethylene low polymer, propylene oligomer, poly- fourth
Alkene, polyisobutene, poly alpha olefin, poly-internal-olefins and more than synthesize at least one of halogenated product of hydrocarbon.
43. according to the method for claim 39, wherein the alkylaromatic hydrocarbon is selected from alkylbenzene, alkylnaphthalene and containing miscellaneous
At least one of alkylaromatic hydrocarbon of atom.
44. according to the method for claim 39, wherein the synthetic ester is selected from monoesters, dibasic acid esters, polyol ester, polymer
At least one of ester, carbonic ester, phosphate, citrate, esters of silicon acis and olefin-acrylic lipin polymer.
45. according to the method for claim 39, wherein the polyethers be selected from aliphatic polyether, polyphenylene oxide, poly- polythiaether and
At least one of perfluoroalkyl polyethers.
46. according to the method for claim 39, wherein the polysiloxanes is selected from two polysiloxanes, cyclotrisiloxane, four
At least one of polysiloxanes, eight polysiloxanes and the poly- tetrasiloxane of ring.
47. the lubricant composition that the method as described in any one of claim 19-46 is prepared.
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| CN116606682B (en) * | 2023-04-14 | 2024-09-13 | 中国石油化工股份有限公司 | Lubricant for new energy automobile power battery cooling system controller valve |
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