CN104945773A - Corrosion-resistant cable sheath material and preparation method thereof - Google Patents
Corrosion-resistant cable sheath material and preparation method thereof Download PDFInfo
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- CN104945773A CN104945773A CN201510325821.7A CN201510325821A CN104945773A CN 104945773 A CN104945773 A CN 104945773A CN 201510325821 A CN201510325821 A CN 201510325821A CN 104945773 A CN104945773 A CN 104945773A
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- polyvinyl chloride
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- 239000000463 material Substances 0.000 title claims abstract description 16
- 238000005260 corrosion Methods 0.000 title claims abstract description 15
- 230000007797 corrosion Effects 0.000 title abstract description 6
- 238000002360 preparation method Methods 0.000 title description 7
- 239000002994 raw material Substances 0.000 claims abstract description 26
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 23
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 23
- -1 polypropylene Polymers 0.000 claims abstract description 22
- 239000000843 powder Substances 0.000 claims abstract description 21
- 239000000919 ceramic Substances 0.000 claims abstract description 11
- OCWMFVJKFWXKNZ-UHFFFAOYSA-L lead(2+);oxygen(2-);sulfate Chemical compound [O-2].[O-2].[O-2].[Pb+2].[Pb+2].[Pb+2].[Pb+2].[O-]S([O-])(=O)=O OCWMFVJKFWXKNZ-UHFFFAOYSA-L 0.000 claims abstract description 11
- 229920000573 polyethylene Polymers 0.000 claims abstract description 11
- 239000011347 resin Substances 0.000 claims abstract description 11
- 229920005989 resin Polymers 0.000 claims abstract description 11
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 9
- 239000004743 Polypropylene Substances 0.000 claims abstract description 8
- 229920001155 polypropylene Polymers 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 7
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 10
- 239000004698 Polyethylene Substances 0.000 claims description 10
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 10
- 239000003112 inhibitor Substances 0.000 claims description 8
- 230000018984 mastication Effects 0.000 claims description 8
- 238000010077 mastication Methods 0.000 claims description 8
- 230000003647 oxidation Effects 0.000 claims description 8
- 238000007254 oxidation reaction Methods 0.000 claims description 8
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 6
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 6
- KWUZCAVKPCRJPO-UHFFFAOYSA-N n-ethyl-4-(6-methyl-1,3-benzothiazol-2-yl)aniline Chemical compound C1=CC(NCC)=CC=C1C1=NC2=CC=C(C)C=C2S1 KWUZCAVKPCRJPO-UHFFFAOYSA-N 0.000 claims description 6
- 229910052708 sodium Inorganic materials 0.000 claims description 6
- 239000011734 sodium Substances 0.000 claims description 6
- 239000006061 abrasive grain Substances 0.000 claims description 4
- 238000005469 granulation Methods 0.000 claims description 4
- 230000003179 granulation Effects 0.000 claims description 4
- 238000000227 grinding Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- QQONPFPTGQHPMA-UHFFFAOYSA-N Propene Chemical group CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 239000004809 Teflon Substances 0.000 abstract 1
- 229920006362 Teflon® Polymers 0.000 abstract 1
- 239000003963 antioxidant agent Substances 0.000 abstract 1
- 230000003078 antioxidant effect Effects 0.000 abstract 1
- 239000000378 calcium silicate Substances 0.000 abstract 1
- 229910052918 calcium silicate Inorganic materials 0.000 abstract 1
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 abstract 1
- 239000012188 paraffin wax Substances 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
- H01B3/443—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from vinylhalogenides or other halogenoethylenic compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Organic Insulating Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a corrosion-resistant cable sheath material, and relates to the technical field of cable processing. The cable sheath material is prepared from the following raw materials in parts by weight: 80-90 parts of PVC (polyvinyl chloride) resin, 15-25 parts of tribasic lead sulfate, 15-25 parts of chlorinated paraffin, 25-35 parts of polyethene, 20-30 parts of polypropylene, 15-25 parts of PVC, 25-35 parts of ceramic powder, 25-35 parts of calcium silicate, 25-35 parts of teflon, 30-40 parts of curing agent and 3-5 parts of antioxidant. The cable sheath material has the benefits that the cable sheath material is concise in process flow; the raw materials are reasonable in ratio, low in price and easy to obtain; and a cable sheath prepared by the prepared cable sheath material has better high-temperature resistance and corrosion resistance effects, is applicable to various occasions, is long in service life and better in use effect, and facilitates popularization and utilization.
Description
Technical field
The present invention relates to cable processing technique field, be specifically related to a kind of anti-corrosion cable sheath material and preparation method thereof.
Background technology
Wires and cables industry is the second largest industry that China is only second to automobile industry, and range of product Service Efficiency and domestic market occupation rate are all more than 90%.Worldwide, the Chinese electric wire gross output value exceedes the U.S., becomes first electric wire producing country in the world.Along with Chinese wires and cables industry high speed development, creation of new enterprise quantity constantly rises, and industry overall technology level is largely increased.China's economic growth continuously and healthily, for cable products provides the huge market space, the incentive that Chinese market is strong, makes the world all sight be focused on Chinese market, in the decades that reform and opening-up is short, the huge throughput that Chinese cable manufacturing industry is formed allows the world regard with special esteem.Along with the continuous expansion of the industry sizes such as China electric power industry, data corresponding industry, urban track traffic industry, car industry and shipbuilding, also will increase rapidly the demand of electric wire, following electric wire industry also has huge development potentiality.Cable mainly comprises inner cable core and is coated on the sheath composition outside cable core; sheath plays insulation and provide protection; but the sheath used on the market is at present all generally plastics directly plasticates and makes; therefore its normal use still can, the time use remote after, due to natural weathering; just corrosion cracking can be there is in sheath; have a strong impact on use, safety performance is also just very low simultaneously, and hazardness is large.
Summary of the invention:
Technical problem to be solved by this invention is to provide a kind of reasonable ratio, corrosion-resistant, age inhibiting, simple anti-corrosion cable sheath material of preparation method and preparation method thereof.
Technical problem to be solved by this invention realizes by the following technical solutions:
A kind of anti-corrosion cable sheath material, it is characterized in that, be made up of the raw material of following weight part: polyvinyl chloride resin 80-90 part, tribasic lead sulfate 15-25 part, clorafin 15-25 part, polyethylene 25-35 part, polypropylene 20-30 part, polyvinyl chloride 15-25 part, ceramics powder 25-35 part, Calucium Silicate powder 25-35 part, tetrafluoroethylene 25-35 part, solidifying agent 30-40 part, oxidation inhibitor 3-5 part.
The preferred weight of each raw material is: polyvinyl chloride resin 85 parts, tribasic lead sulfate 20 parts, clorafin 20 parts, polyethylene 30 parts, polipropene 25 part, polyvinyl chloride 20 parts, ceramics powder 30 parts, Calucium Silicate powder 30 parts, tetrafluoroethylene 30 parts, 35 parts, solidifying agent, 4 parts, oxidation inhibitor.
Described oxidation inhibitor is the two lauryl of thio-2 acid, and described solidifying agent is Sodium Silicofluoride.
Another object of the present invention is to provide a kind of method preparing anti-corrosion cable sheath material of the present invention, it is characterized in that comprising the following steps:
A, select a plasticator, put into wherein, then carry out hot mastication by the polyvinyl chloride resin in raw material, tribasic lead sulfate, clorafin, polyethylene, polypropylene, polyvinyl chloride and tetrafluoroethylene, temperature controls as 250-270 DEG C, and plasticate 1-2h;
B, select a shredder, ceramics powder in raw material and Calucium Silicate powder are added entering, after grinding, abrasive grains diameter is at 2-3um;
C, be added into the raw material in step b in step a plasticator in, again after hot mastication 10-20min, the solidifying agent in raw material and oxidation inhibitor are added and enter, carry out technology granulation by extruding machine after stirring, can obtain.
The invention has the beneficial effects as follows: present invention process flow process is succinct, reasonable raw material proportioning, raw material is inexpensive and be easy to get, cable sheath prepared by the cable jacket material prepared, there is stronger high temperature resistant and corrosion resistant effect, be applicable to various occasion, long perfomance life, result of use is better, is conducive to promoting and utilizing.
Embodiment
The technique means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with specific embodiment, setting forth the present invention further.
Embodiment 1
Take the raw material of following weight: the two lauryl 3kg of polyvinyl chloride resin 80kg, tribasic lead sulfate 15kg, clorafin 15kg, polyethylene 25kg, polypropylene 20kg, polyvinyl chloride 15kg, ceramics powder 25kg, Calucium Silicate powder 25kg, tetrafluoroethylene 25kg, Sodium Silicofluoride 30kg, thio-2 acid.
Preparation method is as follows:
A, select a plasticator, put into wherein, then carry out hot mastication by the polyvinyl chloride resin in raw material, tribasic lead sulfate, clorafin, polyethylene, polypropylene, polyvinyl chloride and tetrafluoroethylene, temperature controls as 250-270 DEG C, and plasticate 1-2h;
B, select a shredder, ceramics powder in raw material and Calucium Silicate powder are added entering, after grinding, abrasive grains diameter is at 2-3um;
C, be added into the raw material in step b in step a plasticator in, again after hot mastication 10-20min, the Sodium Silicofluoride in raw material and the two lauryl of thio-2 acid are added and enter, carry out technology granulation by extruding machine after stirring, can obtain.
Embodiment 2
Take the raw material of following weight: the two lauryl 4kg of polyvinyl chloride resin 85kg, tribasic lead sulfate 20kg, clorafin 20kg, polyethylene 30kg, polipropene 25 kg, polyvinyl chloride 20kg, ceramics powder 30kg, Calucium Silicate powder 30kg, tetrafluoroethylene 30kg, Sodium Silicofluoride 35kg, thio-2 acid.
Preparation method is as follows:
A, select a plasticator, put into wherein, then carry out hot mastication by the polyvinyl chloride resin in raw material, tribasic lead sulfate, clorafin, polyethylene, polypropylene, polyvinyl chloride and tetrafluoroethylene, temperature controls as 250-270 DEG C, and plasticate 1-2h;
B, select a shredder, ceramics powder in raw material and Calucium Silicate powder are added entering, after grinding, abrasive grains diameter is at 2-3um;
C, be added into the raw material in step b in step a plasticator in, again after hot mastication 10-20min, the Sodium Silicofluoride in raw material and the two lauryl of thio-2 acid are added and enter, carry out technology granulation by extruding machine after stirring, can obtain.
More than show and describe ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (4)
1. an anti-corrosion cable sheath material, it is characterized in that, be made up of the raw material of following weight part: polyvinyl chloride resin 80-90 part, tribasic lead sulfate 15-25 part, clorafin 15-25 part, polyethylene 25-35 part, polypropylene 20-30 part, polyvinyl chloride 15-25 part, ceramics powder 25-35 part, Calucium Silicate powder 25-35 part, tetrafluoroethylene 25-35 part, solidifying agent 30-40 part, oxidation inhibitor 3-5 part.
2. a kind of anti-corrosion cable sheath material according to claim 1, is characterized in that: the preferred weight of each raw material is: polyvinyl chloride resin 85 parts, tribasic lead sulfate 20 parts, clorafin 20 parts, polyethylene 30 parts, polipropene 25 part, polyvinyl chloride 20 parts, ceramics powder 30 parts, Calucium Silicate powder 30 parts, tetrafluoroethylene 30 parts, 35 parts, solidifying agent, 4 parts, oxidation inhibitor.
3. a kind of anti-corrosion cable sheath material according to claim 1, is characterized in that: described oxidation inhibitor is the two lauryl of thio-2 acid, and described solidifying agent is Sodium Silicofluoride.
4. prepare a method for any one anti-corrosion cable sheath material in claim 1 and 2, it is characterized in that, comprise the following steps:
A, select a plasticator, put into wherein, then carry out hot mastication by the polyvinyl chloride resin in raw material, tribasic lead sulfate, clorafin, polyethylene, polypropylene, polyvinyl chloride and tetrafluoroethylene, temperature controls as 250-270 DEG C, and plasticate 1-2h;
B, select a shredder, ceramics powder in raw material and Calucium Silicate powder are added entering, after grinding, abrasive grains diameter is at 2-3um;
C, be added into the raw material in step b in step a plasticator in, again after hot mastication 10-20min, the solidifying agent in raw material and oxidation inhibitor are added and enter, carry out technology granulation by extruding machine after stirring, can obtain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510325821.7A CN104945773A (en) | 2015-06-11 | 2015-06-11 | Corrosion-resistant cable sheath material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510325821.7A CN104945773A (en) | 2015-06-11 | 2015-06-11 | Corrosion-resistant cable sheath material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104945773A true CN104945773A (en) | 2015-09-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510325821.7A Pending CN104945773A (en) | 2015-06-11 | 2015-06-11 | Corrosion-resistant cable sheath material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104945773A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105199421A (en) * | 2015-10-30 | 2015-12-30 | 太仓市天合新材料科技有限公司 | Pressure-resistant and fire-proof insulating material |
| CN106046594A (en) * | 2016-06-14 | 2016-10-26 | 安徽我要遛遛信息技术有限公司 | Fracture-resistant data transmission cable material and method for preparing same |
| CN106905639A (en) * | 2017-03-31 | 2017-06-30 | 安徽省亿嘉弘电器有限公司 | A kind of corrosion resistant type automotive line beam material |
| CN107325354A (en) * | 2017-06-23 | 2017-11-07 | 芜湖航天特种电缆厂股份有限公司 | Underground laying corrosion proof cable sealing sheath and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1553933A (en) * | 2001-07-19 | 2004-12-08 | 可乐丽股份有限公司 | Vinyl chloride polymer composition |
| CN101982495A (en) * | 2010-11-03 | 2011-03-02 | 东莞市昊通电线电缆有限公司 | Preparation process, product and application of new plastic |
| CN102617912A (en) * | 2012-03-30 | 2012-08-01 | 常熟市高思达仪器设备有限公司 | Shielding flame-retardant plastic |
| CN103897262A (en) * | 2012-12-27 | 2014-07-02 | 浙江艾迪雅科技股份有限公司 | Low cost and high efficient soundproof material and manufacturing method thereof |
| CN104672722A (en) * | 2015-03-20 | 2015-06-03 | 苏州科胜仓储物流设备有限公司 | High-strength PVC profile for pallet beams and treatment process thereof |
-
2015
- 2015-06-11 CN CN201510325821.7A patent/CN104945773A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1553933A (en) * | 2001-07-19 | 2004-12-08 | 可乐丽股份有限公司 | Vinyl chloride polymer composition |
| CN101982495A (en) * | 2010-11-03 | 2011-03-02 | 东莞市昊通电线电缆有限公司 | Preparation process, product and application of new plastic |
| CN102617912A (en) * | 2012-03-30 | 2012-08-01 | 常熟市高思达仪器设备有限公司 | Shielding flame-retardant plastic |
| CN103897262A (en) * | 2012-12-27 | 2014-07-02 | 浙江艾迪雅科技股份有限公司 | Low cost and high efficient soundproof material and manufacturing method thereof |
| CN104672722A (en) * | 2015-03-20 | 2015-06-03 | 苏州科胜仓储物流设备有限公司 | High-strength PVC profile for pallet beams and treatment process thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105199421A (en) * | 2015-10-30 | 2015-12-30 | 太仓市天合新材料科技有限公司 | Pressure-resistant and fire-proof insulating material |
| CN106046594A (en) * | 2016-06-14 | 2016-10-26 | 安徽我要遛遛信息技术有限公司 | Fracture-resistant data transmission cable material and method for preparing same |
| CN106905639A (en) * | 2017-03-31 | 2017-06-30 | 安徽省亿嘉弘电器有限公司 | A kind of corrosion resistant type automotive line beam material |
| CN107325354A (en) * | 2017-06-23 | 2017-11-07 | 芜湖航天特种电缆厂股份有限公司 | Underground laying corrosion proof cable sealing sheath and preparation method thereof |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20150930 |