CN104262735A - Self-adhesive thermoplastic elastomer waterproof material and preparation method thereof - Google Patents
Self-adhesive thermoplastic elastomer waterproof material and preparation method thereof Download PDFInfo
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- CN104262735A CN104262735A CN201410529045.8A CN201410529045A CN104262735A CN 104262735 A CN104262735 A CN 104262735A CN 201410529045 A CN201410529045 A CN 201410529045A CN 104262735 A CN104262735 A CN 104262735A
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- 239000000463 material Substances 0.000 title claims abstract description 50
- 229920002725 thermoplastic elastomer Polymers 0.000 title claims abstract description 12
- 238000002360 preparation method Methods 0.000 title claims description 18
- 239000000853 adhesive Substances 0.000 title abstract 2
- 229920001971 elastomer Polymers 0.000 claims abstract description 68
- 239000000843 powder Substances 0.000 claims abstract description 57
- 239000005060 rubber Substances 0.000 claims abstract description 41
- 239000000806 elastomer Substances 0.000 claims abstract description 27
- 239000003607 modifier Substances 0.000 claims abstract description 22
- 229910000000 metal hydroxide Inorganic materials 0.000 claims abstract description 20
- 239000000945 filler Substances 0.000 claims abstract description 16
- 229920001903 high density polyethylene Polymers 0.000 claims abstract description 12
- 239000004700 high-density polyethylene Substances 0.000 claims abstract description 12
- -1 octyl phenolic resin Chemical compound 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 6
- 238000002156 mixing Methods 0.000 claims description 42
- 229920000468 styrene butadiene styrene block copolymer Polymers 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 24
- 238000003756 stirring Methods 0.000 claims description 20
- 239000002131 composite material Substances 0.000 claims description 19
- 150000004692 metal hydroxides Chemical class 0.000 claims description 19
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 239000003292 glue Substances 0.000 claims description 15
- 238000005098 hot rolling Methods 0.000 claims description 15
- 239000011347 resin Substances 0.000 claims description 15
- 229920005989 resin Polymers 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 13
- 229920003023 plastic Polymers 0.000 claims description 12
- 239000004033 plastic Substances 0.000 claims description 12
- 230000003712 anti-aging effect Effects 0.000 claims description 11
- FACXGONDLDSNOE-UHFFFAOYSA-N buta-1,3-diene;styrene Chemical compound C=CC=C.C=CC1=CC=CC=C1.C=CC1=CC=CC=C1 FACXGONDLDSNOE-UHFFFAOYSA-N 0.000 claims description 10
- 229920002521 macromolecule Polymers 0.000 claims description 10
- 238000002844 melting Methods 0.000 claims description 10
- 230000008018 melting Effects 0.000 claims description 10
- 239000002699 waste material Substances 0.000 claims description 10
- 239000004698 Polyethylene Substances 0.000 claims description 6
- 150000001336 alkenes Chemical group 0.000 claims description 5
- 238000009775 high-speed stirring Methods 0.000 claims description 5
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 5
- 239000011707 mineral Substances 0.000 claims description 5
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 5
- 239000008188 pellet Substances 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 5
- 229920006395 saturated elastomer Polymers 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 5
- 239000004636 vulcanized rubber Substances 0.000 claims description 5
- 238000010792 warming Methods 0.000 claims description 5
- 229920001568 phenolic resin Polymers 0.000 abstract 1
- 239000005011 phenolic resin Substances 0.000 abstract 1
- 239000003381 stabilizer Substances 0.000 abstract 1
- 239000010426 asphalt Substances 0.000 description 31
- 229920000642 polymer Polymers 0.000 description 9
- 150000003254 radicals Chemical class 0.000 description 8
- 230000003647 oxidation Effects 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- 230000032683 aging Effects 0.000 description 6
- 239000003112 inhibitor Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- CAPNUXMLPONECZ-UHFFFAOYSA-N 3-(3,5-ditert-butyl-2-hydroxyphenyl)propanoic acid Chemical compound CC(C)(C)C1=CC(CCC(O)=O)=C(O)C(C(C)(C)C)=C1 CAPNUXMLPONECZ-UHFFFAOYSA-N 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920000034 Plastomer Polymers 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000002687 intercalation Effects 0.000 description 1
- 238000009830 intercalation Methods 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to a self-adhesive thermoplastic elastomer waterproof material which is characterized by being prepared from the following raw materials in percentage by mass: 54.0-68 percent of rubber powder, 6-9 percent of an elastomer modifier, 1-5 percent of layered double-hydroxyl compound metal hydroxide, 1-5 percent of HDPE (High-density Polyethylene), 0.5-1 percent of a compatilizer A, 1-2 percent of a compatilizer B, 1.5-2 percent of tert octyl phenolic resin, an antiager, 0.1-1 percent of a stabilizer and 15-20 percent of filler.
Description
Technical field
The present invention relates to a kind of from being stained with type thermoplasticity elastic body water-proof material material and preparation method.
Background technology
According to the kind of dip-coat material selected by polymer modified asphalt waterproof roll, elastomer modified asphalt waterproof roll, atactic polypropylene (APP) modified bituminous waterproof sheet material, rubber plastic blend modified asphalt waterproof roll three major types can be divided into.Wherein elastomer modified asphalt waterproof roll principal item is SBS modified asphalt waterproof coiled material; Plastomer polymer modified asphalt waterproof roll principal item is APP modified asphalt waterproof coiled material; It is SBS, APP blend modified asphalt polyethylene tyre water-proof coiled material that rubber plastic blend body polymer modified asphalt waterproof roll typically represents.In polymer modified asphalt waterproof roll, the overwhelming majority is SBS, APP modified asphalt waterproof coiled material, and wherein SBS modified asphalt waterproof coiled material proportion is maximum.The performance of polymer modified asphalt decides the quality of polymer modified asphalt waterproof roll to a great extent.Due to polymkeric substance can significantly improve pitch by thermostability, reduce its low temperature brittleness, improve its elasticity, plasticity and low-temperature deformation, therefore, polymer modified asphalt represents the developing direction of pitch, has obtained applying more and more widely.The mankind have history for a long time to the performance that blast blending in pitch improves pitch, performance as far back as mid-term in 19th century abroad with regard to there being the method for people Bian sulfuration to improve pitch, namely add sulphur in the pitch under flame melts state, Asphalt Penetration is reduced, softening temperature rises.There is again people in pitch, to mix the light oil goods such as kerosene to improve the use properties of pitch in 1910.And can trace back to for 19th century to the use of polymer modified asphalt, Englishman Samuel Whiting just applied for the patent of rubber modified asphalt in 1873, the bituminous pavement being mixed with rubber has just been built in 1902 by France, the U.S. just widely applies retread rubber powder to carry out modification to pitch from the forties in 20th century, is studied again thereafter to chloroprene rubber, styrene-butadiene rubber(SBR) and SBS modifying asphalt.Europe widely uses EVA to improve the performance of pitch from the eighties in 20th century, but has arrived after the mid-80 recognizes the premium properties of SBS, and SBS becomes topmost asphalt modifier.In the phase at the end of the eighties in last century, Europe has widely used polymer modified asphalt waterproof roll, as SBS modifying asphalt accounts for 75% of this state's waterproof roll consumption at the using portion of France, Britain and Germany. using portion reaches more than 40%, APP modifying asphalt and account for 90% in gondola water-proof material market.Italy investigated the technique of with the compound of SBS and APP, pitch being carried out to modification in phase early 1990s, and the product produced has good low temperature flexibility and thermotolerance.
Summary of the invention
The object of this invention is to provide one can, effectively improve the fast light heat aging performance of elastomer modified asphalt, thus environment protection elastic modified asphalt water-proof material and the preparation method in the work-ing life of elastomer modified asphalt water-proof material can be extended.
The object of the invention is to be achieved through the following technical solutions:
One is prepared from by rubber powder, elastomer modifier, laminated dihydroxy composite metal hydroxide, HDPE, compatilizer A, compatilizer B, tertiary octyl phenolic, anti-aging agent, stablizer and filler from being stained with type thermoplasticity elastic body water-proof material material, shared by each raw material, mass percent is: rubber powder 54.0% ~ 68%, elastomer modifier 6% ~ 9%, laminated dihydroxy composite metal hydroxide 1% ~ 5%, HDPE1% ~ 5%, compatilizer A0.5%-1%, compatilizer B1%-2%, tertiary octyl phenolic 1.5%-2%, stablizer 0.1% ~ 1%, filler 15% ~ 20%, described elastomer modifier is line style styrene-butadiene-styrene three inlay section thermal plastic elastic body, the mixture of a kind of in star-like styrene-butadiene-styrene three inlay section thermal plastic elastic body or two kinds, it is any proportioning during mixing, compatilizer A is a kind of thermoplastic elastomer macromolecule type compatilizer containing double bond, its second-order transition temperature is less than-60 DEG C, containing a certain amount of double bond on its molecular skeleton, skeleton belongs to nonpolar olefinic structure simultaneously, compatilizer B is a kind of thermoplastic elastomer macromolecule type compatilizer, its molecular skeleton belongs to nonpolar HI SA highly saturated alkene structures, there is good weathering resistance.
From the preparation method being stained with type thermoplasticity elastic body water-proof material material, carry out as follows:
(1) by rubber powder, elastomer modifier, cold roller mill mixing, modified glue powder, resin, compatilizer hot-rolling mill mixing, be heated to 180 DEG C, add laminated dihydroxy composite metal hydroxide, start high-shear impeller, high-speed stirring 0.5 hour under the rotating speed of 3000 ~ 5000rpm;
(3) holding temperature is at 180 DEG C, adds HDPE, compatilizer A, compatilizer B, tertiary octyl phenolic, stirs 1 hour under the rotating speed of 2000 ~ 4000rpm;
(4) add anti-aging agent, stablizer, keep temperature to be 180 DEG C, stir 0.5 hour under the rotating speed of 2000 ~ 4000rpm;
(5) be warming up to 190 DEG C, and stirring velocity is reduced to 1000 ~ 2000rpm, add filler, continue stirring 2 ~ 3 hours;
(6) stucco overlay film: the product surface by stucco motor, fine sand or mineral pellet being evenly sprinkling upon step (5), then cover PE film by film covering device;
(7) compacting is drawn: by the product after step (6) stucco overlay film after traction compacting unit carries out traction compacting, then stop finished product can be obtained through overcooling.
The preparation method of modified glue powder is: (1) vulcanized rubber powder process: in cold roller mill, roll spacing is adjusted to 2mm, rubber powder is crossed roller 3-4 time, tentatively in flakes, add properties-correcting agent, mixing 10 minutes, makes modified glue powder, goes out roller bottom sheet.Rubber powder modified is filled a prescription: 100 parts of shoddies are phenol aldehyde modified with 3 parts of octyl groups; (2) high-temperature mixing technique a: in hot-rolling mill, roller temperature is at 145-150 DEG C, first adds resin and compatilizer is blended, and after abundant melting, then add modified waste rubber powder, shoddy is all mixed into rear beginning timing, mixing 8 minutes, slice; Technique b: in hot-rolling mill, roller temperature is, at 145-150 DEG C, first add modified waste rubber powder and compatilizer, within mixing 1-2 minute, in flakes, take off stand-by, then add the blend that resin adds shoddy and compatilizer after its abundant melting, fully mixing 8 minutes, bottom sheet; (3) tablet forming technique: material is first used the preheating 2 minutes at 160 DEG C of 25t electrothermal plate vulcanizer, then pressurize 5 minutes, then move to rapidly pressure forming machine and cold pressing to room temperature.
Beneficial effect of the present invention is as follows:
Easily chain rupture occurs generates living radical under the effect of UV-light, heat for SBS elastomerics and asphaltene molecule, living radical and oxygen react with SBS and asphaltene molecule after reacting and forming peroxylradicals again, form oxidation products and new free radical, maintain radical chain reaction and continue carry out and occur aging.Laminated dihydroxy composite metal hydroxide forms multi-stage superimposed laminate structure by laminated body double-metal hydroxide laminate and interlayer object negatively charged ion, to ultraviolet, there is excellent physical shielding effect, effectively can improve the resistance to UV aging of pitch, oxidation inhibitor 3-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid can stop radical chain reaction, has a significant effect in raising SBS and pitch thermo oxidative aging ability.But, oxidation inhibitor is low molecular weight organic compound, easily be heated when mixing under the high temperature conditions with SBS modifying asphalt and volatilize, and itself also can lose because of aging and stop radical chain reaction ability, cause oxidation inhibitor can not be effective for a long time to the anti-aging effect of SBS modifying asphalt.The present invention by ion exchange method by oxidation inhibitor 3-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid insertion laminated dihydroxy composite metal hydroxide interlayer, thus obtain oxidation inhibitor 3-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid intercalation laminated dihydroxy composite metal hydroxide.Being added to elastomer modified asphalt coats in material, laminated dihydroxy composite metal hydroxide is utilized to reduce SBS modifying asphalt generation chain-breaking reaction to the significant physical shielding effect of UV-light, simultaneously can catch by its interlayer oxidation inhibitor living radical that SBS and pitch generates under light, heat effect and stop radical chain reaction, thus significantly improving elastomer modified asphalt and to coat the ageing resistance of expecting.
Embodiment
In order to make the object of patent protection of the present invention, technical scheme and advantage clearly understand, below the present invention is further elaborated.
Embodiment 1
A kind of from being stained with type thermoplasticity elastic body water-proof material material, it is characterized in that it is prepared from by rubber powder, elastomer modifier, laminated dihydroxy composite metal hydroxide, HDPE, compatilizer A, compatilizer B, tertiary octyl phenolic, anti-aging agent, stablizer and filler, shared by each raw material, mass percent is: rubber powder 54.0% ~ 68%, elastomer modifier 6% ~ 9%, laminated dihydroxy composite metal hydroxide 1% ~ 5%, HDPE1% ~ 5%, compatilizer A0.5%-1%, compatilizer B1%-2%, tertiary octyl phenolic 1.5%-2%, stablizer 0.1% ~ 1%, filler 15% ~ 20%, described elastomer modifier is line style styrene-butadiene-styrene three inlay section thermal plastic elastic body, the mixture of a kind of in star-like styrene-butadiene-styrene three inlay section thermal plastic elastic body or two kinds, it is any proportioning during mixing, compatilizer A is a kind of thermoplastic elastomer macromolecule type compatilizer containing double bond, its second-order transition temperature is less than-60 DEG C, containing a certain amount of double bond on its molecular skeleton, skeleton belongs to nonpolar olefinic structure simultaneously, compatilizer B is a kind of thermoplastic elastomer macromolecule type compatilizer, its molecular skeleton belongs to nonpolar HI SA highly saturated alkene structures, there is good weathering resistance.
From the preparation method being stained with type thermoplasticity elastic body water-proof material material, it is characterized in that carrying out as follows:
(1) by rubber powder, elastomer modifier, cold roller mill mixing, modified glue powder, resin, compatilizer hot-rolling mill mixing, be heated to 180 DEG C, add laminated dihydroxy composite metal hydroxide, start high-shear impeller, high-speed stirring 0.5 hour under the rotating speed of 3000 ~ 5000rpm;
(3) holding temperature is at 180 DEG C, adds HDPE, compatilizer A, compatilizer B, tertiary octyl phenolic, stirs 1 hour under the rotating speed of 2000 ~ 4000rpm;
(4) add anti-aging agent, stablizer, keep temperature to be 180 DEG C, stir 0.5 hour under the rotating speed of 2000 ~ 4000rpm;
(5) be warming up to 190 DEG C, and stirring velocity is reduced to 1000 ~ 2000rpm, add filler, continue stirring 2 ~ 3 hours;
(6) stucco overlay film: the product surface by stucco motor, fine sand or mineral pellet being evenly sprinkling upon step (5), then cover PE film by film covering device;
(7) compacting is drawn: by the product after step (6) stucco overlay film after traction compacting unit carries out traction compacting, then stop finished product can be obtained through overcooling.
From the preparation method being stained with type thermoplasticity elastic body water-proof material material, the preparation method of modified glue powder is: (1) vulcanized rubber powder process: in cold roller mill, roll spacing is adjusted to 2mm, rubber powder is crossed roller 3-4 time, in flakes preliminary, add properties-correcting agent, mixing 10 minutes, make modified glue powder, go out roller bottom sheet.Rubber powder modified is filled a prescription: 100 parts of shoddies are phenol aldehyde modified with 3 parts of octyl groups; (2) high-temperature mixing technique a: in hot-rolling mill, roller temperature is at 145-150 DEG C, first adds resin and compatilizer is blended, and after abundant melting, then add modified waste rubber powder, shoddy is all mixed into rear beginning timing, mixing 8 minutes, slice; Technique b: in hot-rolling mill, roller temperature is, at 145-150 DEG C, first add modified waste rubber powder and compatilizer, within mixing 1-2 minute, in flakes, take off stand-by, then add the blend that resin adds shoddy and compatilizer after its abundant melting, fully mixing 8 minutes, bottom sheet; (3) tablet forming technique: material is first used the preheating 2 minutes at 160 DEG C of 25t electrothermal plate vulcanizer, then pressurize 5 minutes, then move to rapidly pressure forming machine and cold pressing to room temperature.
The technical feature of product of the present invention:
Product of the present invention on inspection its stripping strength is national standard more than 2 times, and other performances meet the regulation of GB 27789-2011 " TPO (TPO) waterproof roll ".
Embodiment 2
A kind of from being stained with type thermoplasticity elastic body water-proof material material, it is characterized in that it is prepared from by rubber powder, elastomer modifier, laminated dihydroxy composite metal hydroxide, HDPE, compatilizer A, compatilizer B, tertiary octyl phenolic, anti-aging agent, stablizer and filler, shared by each raw material, mass percent is: rubber powder 68%, elastomer modifier 9%, laminated dihydroxy composite metal hydroxide 5%, HDPE5%, compatilizer A1%, compatilizer B2%, tertiary octyl phenolic 2%, stablizer 1%, filler 20%, described elastomer modifier is line style styrene-butadiene-styrene three inlay section thermal plastic elastic body, the mixture of a kind of in star-like styrene-butadiene-styrene three inlay section thermal plastic elastic body or two kinds, it is any proportioning during mixing, compatilizer A is a kind of thermoplastic elastomer macromolecule type compatilizer containing double bond, its second-order transition temperature is less than-60 DEG C, containing a certain amount of double bond on its molecular skeleton, skeleton belongs to nonpolar olefinic structure simultaneously, compatilizer B is a kind of thermoplastic elastomer macromolecule type compatilizer, its molecular skeleton belongs to nonpolar HI SA highly saturated alkene structures, there is good weathering resistance.
From the preparation method being stained with type thermoplasticity elastic body water-proof material material, it is characterized in that carrying out as follows:
(1) by rubber powder, elastomer modifier, cold roller mill mixing, modified glue powder, resin, compatilizer hot-rolling mill mixing, be heated to 180 DEG C, add laminated dihydroxy composite metal hydroxide, start high-shear impeller, high-speed stirring 0.5 hour under the rotating speed of 3000 ~ 5000rpm;
(3) holding temperature is at 180 DEG C, adds HDPE, compatilizer A, compatilizer B, tertiary octyl phenolic, stirs 1 hour under the rotating speed of 2000 ~ 4000rpm;
(4) add anti-aging agent, stablizer, keep temperature to be 180 DEG C, stir 0.5 hour under the rotating speed of 2000 ~ 4000rpm;
(5) be warming up to 190 DEG C, and stirring velocity is reduced to 1000 ~ 2000rpm, add filler, continue stirring 2 ~ 3 hours;
(6) stucco overlay film: the product surface by stucco motor, fine sand or mineral pellet being evenly sprinkling upon step (5), then cover PE film by film covering device;
(7) compacting is drawn: by the product after step (6) stucco overlay film after traction compacting unit carries out traction compacting, then stop finished product can be obtained through overcooling.
From the preparation method being stained with type thermoplasticity elastic body water-proof material material, the preparation method of modified glue powder is: (1) vulcanized rubber powder process: in cold roller mill, roll spacing is adjusted to 2mm, rubber powder is crossed roller 3-4 time, in flakes preliminary, add properties-correcting agent, mixing 10 minutes, make modified glue powder, go out roller bottom sheet.Rubber powder modified is filled a prescription: 100 parts of shoddies are phenol aldehyde modified with 3 parts of octyl groups; (2) high-temperature mixing technique a: in hot-rolling mill, roller temperature is at 145-150 DEG C, first adds resin and compatilizer is blended, and after abundant melting, then add modified waste rubber powder, shoddy is all mixed into rear beginning timing, mixing 8 minutes, slice; Technique b: in hot-rolling mill, roller temperature is, at 145-150 DEG C, first add modified waste rubber powder and compatilizer, within mixing 1-2 minute, in flakes, take off stand-by, then add the blend that resin adds shoddy and compatilizer after its abundant melting, fully mixing 8 minutes, bottom sheet; (3) tablet forming technique: material is first used the preheating 2 minutes at 160 DEG C of 25t electrothermal plate vulcanizer, then pressurize 5 minutes, then move to rapidly pressure forming machine and cold pressing to room temperature.
The technical feature of product of the present invention:
Product of the present invention on inspection its stripping strength is national standard more than 2 times, and other performances meet the regulation of GB 27789-2011 " TPO (TPO) waterproof roll ".
Embodiment 3
A kind of from being stained with type thermoplasticity elastic body water-proof material material, it is characterized in that it is prepared from by rubber powder, elastomer modifier, laminated dihydroxy composite metal hydroxide, HDPE, compatilizer A, compatilizer B, tertiary octyl phenolic, anti-aging agent, stablizer and filler, shared by each raw material, mass percent is: rubber powder 54.0%, elastomer modifier 6%, laminated dihydroxy composite metal hydroxide 1%, HDPE1%, compatilizer A0.5%, compatilizer B1%, tertiary octyl phenolic 1.5%, stablizer 0.1%, filler 15%, described elastomer modifier is line style styrene-butadiene-styrene three inlay section thermal plastic elastic body, the mixture of a kind of in star-like styrene-butadiene-styrene three inlay section thermal plastic elastic body or two kinds, it is any proportioning during mixing, compatilizer A is a kind of thermoplastic elastomer macromolecule type compatilizer containing double bond, its second-order transition temperature is less than-60 DEG C, containing a certain amount of double bond on its molecular skeleton, skeleton belongs to nonpolar olefinic structure simultaneously, compatilizer B is a kind of thermoplastic elastomer macromolecule type compatilizer, its molecular skeleton belongs to nonpolar HI SA highly saturated alkene structures, there is good weathering resistance.
From the preparation method being stained with type thermoplasticity elastic body water-proof material material, it is characterized in that carrying out as follows:
(1) by rubber powder, elastomer modifier, cold roller mill mixing, modified glue powder, resin, compatilizer hot-rolling mill mixing, be heated to 180 DEG C, add laminated dihydroxy composite metal hydroxide, start high-shear impeller, high-speed stirring 0.5 hour under the rotating speed of 3000 ~ 5000rpm;
(3) holding temperature is at 180 DEG C, adds HDPE, compatilizer A, compatilizer B, tertiary octyl phenolic, stirs 1 hour under the rotating speed of 2000 ~ 4000rpm;
(4) add anti-aging agent, stablizer, keep temperature to be 180 DEG C, stir 0.5 hour under the rotating speed of 2000 ~ 4000rpm;
(5) be warming up to 190 DEG C, and stirring velocity is reduced to 1000 ~ 2000rpm, add filler, continue stirring 2 ~ 3 hours;
(6) stucco overlay film: the product surface by stucco motor, fine sand or mineral pellet being evenly sprinkling upon step (5), then cover PE film by film covering device;
(7) compacting is drawn: by the product after step (6) stucco overlay film after traction compacting unit carries out traction compacting, then stop finished product can be obtained through overcooling.
From the preparation method being stained with type thermoplasticity elastic body water-proof material material, the preparation method of modified glue powder is: (1) vulcanized rubber powder process: in cold roller mill, roll spacing is adjusted to 2mm, rubber powder is crossed roller 3-4 time, in flakes preliminary, add properties-correcting agent, mixing 10 minutes, make modified glue powder, go out roller bottom sheet.Rubber powder modified is filled a prescription: 100 parts of shoddies are phenol aldehyde modified with 3 parts of octyl groups; (2) high-temperature mixing technique a: in hot-rolling mill, roller temperature is at 145-150 DEG C, first adds resin and compatilizer is blended, and after abundant melting, then add modified waste rubber powder, shoddy is all mixed into rear beginning timing, mixing 8 minutes, slice; Technique b: in hot-rolling mill, roller temperature is, at 145-150 DEG C, first add modified waste rubber powder and compatilizer, within mixing 1-2 minute, in flakes, take off stand-by, then add the blend that resin adds shoddy and compatilizer after its abundant melting, fully mixing 8 minutes, bottom sheet; (3) tablet forming technique: material is first used the preheating 2 minutes at 160 DEG C of 25t electrothermal plate vulcanizer, then pressurize 5 minutes, then move to rapidly pressure forming machine and cold pressing to room temperature.
The technical feature of product of the present invention:
Product of the present invention on inspection its stripping strength is national standard more than 2 times, and other performances meet the regulation of GB 27789-2011 " TPO (TPO) waterproof roll ".
Major technique Testing index of the present invention (see with following table 1):
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (3)
1., from being stained with a type thermoplasticity elastic body water-proof material material, it is characterized in that it is prepared from by rubber powder, elastomer modifier, laminated dihydroxy composite metal hydroxide, HDPE, compatilizer A, compatilizer B, tertiary octyl phenolic, anti-aging agent, stablizer and filler, shared by each raw material, mass percent is: rubber powder 54.0% ~ 68%, elastomer modifier 6% ~ 9%, laminated dihydroxy composite metal hydroxide 1% ~ 5%, HDPE1% ~ 5%, compatilizer A0.5%-1%, compatilizer B1%-2%, tertiary octyl phenolic 1.5%-2%, stablizer 0.1% ~ 1%, filler 15% ~ 20%, described elastomer modifier is line style styrene-butadiene-styrene three inlay section thermal plastic elastic body, the mixture of a kind of in star-like styrene-butadiene-styrene three inlay section thermal plastic elastic body or two kinds, it is any proportioning during mixing, compatilizer A is a kind of thermoplastic elastomer macromolecule type compatilizer containing double bond, its second-order transition temperature is less than-60 DEG C, containing a certain amount of double bond on its molecular skeleton, skeleton belongs to nonpolar olefinic structure simultaneously, compatilizer B is a kind of thermoplastic elastomer macromolecule type compatilizer, its molecular skeleton belongs to nonpolar HI SA highly saturated alkene structures, there is good weathering resistance.
2. a kind of from being stained with the preparation method of type thermoplasticity elastic body water-proof material material as claimed in claim 1, it is characterized in that carrying out as follows:
(1) by rubber powder, elastomer modifier, cold roller mill mixing, modified glue powder, resin, compatilizer hot-rolling mill mixing, be heated to 180 DEG C, add laminated dihydroxy composite metal hydroxide, start high-shear impeller, high-speed stirring 0.5 hour under the rotating speed of 3000 ~ 5000rpm;
(3) holding temperature is at 180 DEG C, adds HDPE, compatilizer A, compatilizer B, tertiary octyl phenolic, stirs 1 hour under the rotating speed of 2000 ~ 4000rpm;
(4) add anti-aging agent, stablizer, keep temperature to be 180 DEG C, stir 0.5 hour under the rotating speed of 2000 ~ 4000rpm;
(5) be warming up to 190 DEG C, and stirring velocity is reduced to 1000 ~ 2000rpm, add filler, continue stirring 2 ~ 3 hours;
(6) stucco overlay film: the product surface by stucco motor, fine sand or mineral pellet being evenly sprinkling upon step (5), then cover PE film by film covering device;
(7) compacting is drawn: by the product after step (6) stucco overlay film after traction compacting unit carries out traction compacting, then stop finished product can be obtained through overcooling.
3. a kind of from being stained with the preparation method of type thermoplasticity elastic body water-proof material material as claimed in claim 2, the preparation method of modified glue powder is: (1) vulcanized rubber powder process: in cold roller mill, roll spacing is adjusted to 2mm, rubber powder is crossed roller 3-4 time, in flakes preliminary, add properties-correcting agent, mixing 10 minutes, make modified glue powder, go out roller bottom sheet;
Rubber powder modified is filled a prescription: 100 parts of shoddies are phenol aldehyde modified with 3 parts of octyl groups; (2) high-temperature mixing technique a: in hot-rolling mill, roller temperature is at 145-150 DEG C, first adds resin and compatilizer is blended, and after abundant melting, then add modified waste rubber powder, shoddy is all mixed into rear beginning timing, mixing 8 minutes, slice; Technique b: in hot-rolling mill, roller temperature is, at 145-150 DEG C, first add modified waste rubber powder and compatilizer, within mixing 1-2 minute, in flakes, take off stand-by, then add the blend that resin adds shoddy and compatilizer after its abundant melting, fully mixing 8 minutes, bottom sheet; (3) tablet forming technique: material is first used the preheating 2 minutes at 160 DEG C of 25t electrothermal plate vulcanizer, then pressurize 5 minutes, then move to rapidly pressure forming machine and cold pressing to room temperature.
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