CN101260203A - Electrostatic resistance rubber material and preparation method thereof - Google Patents
Electrostatic resistance rubber material and preparation method thereof Download PDFInfo
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- CN101260203A CN101260203A CNA2008100367481A CN200810036748A CN101260203A CN 101260203 A CN101260203 A CN 101260203A CN A2008100367481 A CNA2008100367481 A CN A2008100367481A CN 200810036748 A CN200810036748 A CN 200810036748A CN 101260203 A CN101260203 A CN 101260203A
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Abstract
The invention provides antistatic rubber material and a preparation method thereof, wherein the antistatic rubber material contains antistatic agent of 3 to 5 weight percent with reference to rubber matrix of 100 weight percent; the antistatic agent is a mixture and comprises compositions according to the following weight ratio: emulsifying agent: polar solvent: organic amine: metal salt is equal to 3:3:1-2:1-2; and the metal salt is selected from lead acetate, mercury bichloride, copper sulphate, iron chloride, antimonic chloride, stannic chloride or silver nitrate. The rubber material prepared by the antistatic agent has excellent antistatic performance, surface resistivity reaching 10<6> ohm to 10<8> ohm as well as high-efficient and persistent static resistance; moreover, the rubber material has ideal compatibility with other additives of rubber products, thereby meeting the requirements of high temperature during manufacturing the rubber products without influencing the physical property and the chemical property of one another.
Description
Technical field
The present invention relates to a kind of elastomeric material that contains static inhibitor and preparation method thereof.
Background technology
Rubber is the basic raw material of rubber industry, is widely used in to make tire, sebific duct, adhesive tape, cable and other various rubber items.Rubber has good insulating property, and this can cause a large amount of accumulation of static electricity, is the major defect that its goods are used in electronic industry.For example: these static can produce gravitation and adsorb dust, and unicircuit and semiconductor element are polluted, and reduce the yield rate of electronic product greatly; Static discharge can cause the fault or the flase operation of electronics, causes electromagnetic interference; The high pressure static electricity discharge then can cause electric shock, sets off an explosion and fire, jeopardizes the safety of the person.Therefore the static hazard that how to reduce and eliminates elastomeric material and goods thereof has become the important technology problem that current field of rubber materials is badly in need of solution.
At the electrostatic problem in Rubber processing and the use, adopt the method that adds static inhibitor and other corresponding additive or filler to reduce the static content that it accumulates mostly, make the over-all properties of goods reach more satisfactory effect.
Present static inhibitor, principal item have quaternary ammonium compound, hydroxyethyl alkylamine, alkyl alcoholamine vitriol, polyhydric alcohol fatty acid ester and derivative thereof etc.Along with the development of domestic rubber industry, develop efficient, multi-functional static inhibitor and more and more come into one's own and pay close attention to, also obtained certain progress in recent years.
At present, the domestic static inhibitor that generally uses is by the quaternary surfactant of Cl-as anionic group, but there is that antistatic effect is not good, electrical property is unstable and shortcoming such as resistance toheat is low, can't satisfy application requiring fully, need improve antistatic demanding electronics, electrical industry.
Summary of the invention
The technical issues that need to address of the present invention are to disclose a kind of elastomeric material that contains static inhibitor and preparation method thereof, to overcome the defective that prior art exists.
The said elastomeric material that contains static inhibitor of the present invention, its component is basic identical with conventional rubber, is benchmark with the rubber matrix of 100 weight parts, contains the static inhibitor of 3～5 weight parts;
Said static inhibitor is a kind of mixture, and the weight ratio of composition is: emulsifying agent: polar solvent: organic amine: metal-salt=3: 3: 1～2: 1～2;
Said emulsifying agent is selected from sodium laurylsulfonate, Sodium dodecylbenzene sulfonate, propylene glycol alginate, alkylphenol polyoxyethylene or polyvinyl alcohol;
Said polar solvent is selected from more than one in acetonitrile, methyl alcohol, methane amide, ethanol, propyl alcohol, acetone, dioxane, tetrahydrofuran (THF) or the ethyl acetate;
Said organic amine is selected from diethylamine, triethylamine, Isopropylamine, Diisopropylamine or n-Butyl Amine 99;
Said metal-salt is selected from plumbic acetate, mercury chloride, copper sulfate, iron(ic) chloride, antimony chloride, tin tetrachloride or Silver Nitrate.
Said rubber matrix comprises more than one in natural rubber, styrene-butadiene rubber(SBR) or the paracril;
Organic amine, metal-salt are scattered in the polar solvent, stirred 0.5～1.5 hour, and then add emulsifying agent, stirred 1～3 hour, obtain dispersion liquid, the static inhibitor that gets final product requiredly;
Preferably, the parts by weight of said each component of elastomeric material that contains static inhibitor are as follows: 100 parts of rubber matrixs, 2.0～4 parts of vulcanizing agents, 0.5～1.5 part of captax, 0.5～1.0 part of altax, 0.5～1.5 part of accelerant CZ, 0.6～2.0 part of stearic acid, 1～3 part of nano zine oxide, 0.8～1.5 part of antioxidant A, 20～50 parts of light calcium carbonates, 3～5 parts in static inhibitor.
Said vulcanizing agent is a sulphur;
The chemical name of said captax is the 2-benzothiazolyl mercaptan;
The chemical name of said altax is a dibenzothiazyl disulfide;
The chemical name of said accelerant CZ is a N cyclohexyl 2 benzothiazole sulfenamide;
Said nano zine oxide and stearic acid are vulcanization leveller, and wherein, the particle diameter of nano zine oxide is 10～80nm;
The chemical name of said antioxidant A is the N-phenyl-a-naphthylamine.
The preparation method of the above-mentioned elastomeric material that contains static inhibitor comprises the steps:
With rubber-based, vulcanizing agent, captax, altax, accelerant CZ, stearic acid, nano zine oxide, antioxidant A, light calcium carbonate and said static inhibitor proportionally in mill, under 30～55 ℃ the condition, use conventional methods mixing 0.5～1 hour, promptly obtain rubber of the present invention.
The elastomeric material of the static inhibitor preparation that the present invention obtained has good antistatic performance, and its surface resistivity reaches 10
6～10
8Ω, anti-static high efficiency, lasting, and good consistency is all arranged with other additive of rubber item can satisfy the high temperature requirement in the manufacturing rubber item process, and separately the physical and chemical performance of being independent of each other.
Embodiment
Among the embodiment, if no special instructions, be weight part.
Comparative Examples 1
With 3
#Smoke sheet rubber: 100 parts; Sulphur: 2.0 parts; Captax: 0.5 part; Altax: 0.5 part, 0.5 part of accelerant CZ, stearic acid: 0.6 part; Nano zine oxide: 1 part; Antioxidant A: 0.8 part; Light calcium carbonate: 50 parts, place mill, mixing under 30 ℃ temperature (mixing take traditional method) promptly gets General Purpose Rubber.
Carry out surface resistivity test, result such as table 1 according to the GB11210-89 standard.
Comparative Examples 2
With 3
#Smoke sheet rubber: 100 parts; Sulphur: 3.0 parts; Captax: 1.0 parts; Altax: 0.8 part; 1 part of accelerant CZ, stearic acid: 1.2 parts; Nano zine oxide: 2 parts; Antioxidant A: 1.1 parts; Light calcium carbonate: 35 parts, place mill, mixing under 45 ℃ temperature (mixing take traditional method) promptly gets General Purpose Rubber.
Carry out surface resistivity test, result such as table 1 according to the GB11210-89 standard.
Comparative Examples 3
With 3
#Smoke sheet rubber: 100 parts; Sulphur: 4.0 parts; Captax: 1.5 parts; Altax: 1.0 parts; 1.5 parts of accelerant CZs, stearic acid: 2.0 parts; Nano zine oxide: 3 parts; Antioxidant A: 1.5 parts; Light calcium carbonate: 20 parts, place mill, mixing under 55 ℃ temperature (mixing take traditional method) promptly gets General Purpose Rubber.
Carry out surface resistivity test, result such as table 1 according to the GB11210-89 standard.
Embodiment 1
10g diethylamine, 10g plumbic acetate are scattered in the 30g acetonitrile solvent, stirred 0.5 hour; Add the 30g sodium laurylsulfonate again, stirred 1 hour, whole system becomes thick thing liquid, promptly gets required static inhibitor.
With 3
#Smoke sheet rubber: 100 parts; Sulphur: 2.0 parts; Captax: 0.5 part; Altax: 0.5 part; 0.5 part of accelerant CZ, stearic acid: 0.6 part; Nano zine oxide: 1 part; Antioxidant A: 0.8 part; Static inhibitor: 3 parts; Light calcium carbonate: 50 parts, place mill, mixing under 30 ℃ temperature (mixing take traditional method) promptly gets antistatic rubber of the present invention.
Carry out surface resistivity test, result such as table 1 according to the GB11210-89 standard.
Embodiment 2
15g Isopropylamine, 15g mercury chloride are scattered in the 30g methanol solvate, stirred 1 hour; Add the 30g alkylphenol polyoxyethylene again and stirred 2 hours, whole system becomes thick thing liquid, promptly gets required static inhibitor.
With 3
#Smoke sheet rubber: 100 parts; Sulphur: 3.0 parts; Captax: 1.0 parts; Altax: 0.8 part; 1 part of accelerant CZ, stearic acid: 1.2 parts; Nano zine oxide: 2 parts; Antioxidant A: 1.1 parts; Static inhibitor: 4 parts; Light calcium carbonate: 35 parts, place mill, mixing under 45 ℃ temperature (mixing take traditional method) promptly gets antistatic rubber of the present invention.
Carry out surface resistivity test, result such as table 1 according to the GB11210-89 standard.
Embodiment 3
20g n-Butyl Amine 99,20g Silver Nitrate are scattered in the 30g methanol solvate, stirred 1.5 hours; Add the 30g polyvinyl alcohol again, stirred 3 hours, get required static inhibitor.
With 3
#Smoke sheet rubber: 100 parts; Sulphur: 4.0 parts; Captax: 1.5 parts; Altax: 1.0 parts; 1.5 parts of accelerant CZs, stearic acid: 2.0 parts; Nano zine oxide: 3 parts; Antioxidant A: 1.5 parts; Static inhibitor: 5 parts; Light calcium carbonate: 20 parts, place mill, mixing under 55 ℃ temperature (mixing take traditional method) promptly gets antistatic rubber of the present invention.
Carry out surface resistivity test, result such as table 1 according to the GB11210-89 standard.
Table 1
| Comparative Examples 1 | Comparative Examples 2 | Comparative Examples 3 | Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Surface resistivity/Ω | 8.0×10 11 | 5.0×10 11 | 1.0×10 11 | 7.5×10 8 | 6.5×10 7 | 5.5×10 6 |
Claims (7)
1. an electrostatic resistance rubber material is characterized in that, is benchmark with the rubber matrix of 100 weight parts, contains the static inhibitor of 3～5 weight parts;
Said static inhibitor is a kind of mixture, and the weight ratio of composition is: emulsifying agent: polar solvent: organic amine: metal-salt=3: 3: 1～2: 1～2;
Said metal-salt is selected from plumbic acetate, mercury chloride, copper sulfate, iron(ic) chloride, antimony chloride, tin tetrachloride or Silver Nitrate.
2. electrostatic resistance rubber material according to claim 1 is characterized in that said emulsifying agent is selected from sodium laurylsulfonate, Sodium dodecylbenzene sulfonate, propylene glycol alginate, alkylphenol polyoxyethylene or polyvinyl alcohol.
3. electrostatic resistance rubber material according to claim 1 is characterized in that said polar solvent is selected from more than one in acetonitrile, methyl alcohol, methane amide, ethanol, propyl alcohol, acetone, dioxane, tetrahydrofuran (THF) or the ethyl acetate.
4. electrostatic resistance rubber material according to claim 1 is characterized in that said organic amine is selected from diethylamine, triethylamine, Isopropylamine, Diisopropylamine or n-Butyl Amine 99.
5. electrostatic resistance rubber material according to claim 1 is characterized in that, the parts by weight of said each component of elastomeric material that contains static inhibitor are as follows:
100 parts of rubber matrixs, 2.0～4 parts of vulcanizing agents, 0.5～1.5 part of captax, 0.5～1.0 part of altax, 0.5～1.5 part of accelerant CZ, 0.6～2.0 part of stearic acid, 1～3 part of nano zine oxide, 0.8～1.5 part of antioxidant A, 20～50 parts of light calcium carbonates, 3～5 parts in static inhibitor.
6. according to each described electrostatic resistance rubber material of claim 1～5, it is characterized in that said rubber matrix comprises more than one in natural rubber, styrene-butadiene rubber(SBR) or the paracril.
7. according to the preparation method of each described electrostatic resistance rubber material of claim 1～5, it is characterized in that, comprise the steps: rubber-based, vulcanizing agent, captax, altax, accelerant CZ, stearic acid, nano zine oxide, antioxidant A, light calcium carbonate and static inhibitor proportionally in mill, under 30～55 ℃ the condition, mixing 0.5～1 hour, promptly obtain electrostatic resistance rubber material.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100367481A CN101260203B (en) | 2008-04-29 | 2008-04-29 | Electrostatic resistance rubber material and preparation method thereof |
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| CN2008100367481A CN101260203B (en) | 2008-04-29 | 2008-04-29 | Electrostatic resistance rubber material and preparation method thereof |
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| CN101260203A true CN101260203A (en) | 2008-09-10 |
| CN101260203B CN101260203B (en) | 2010-07-14 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102372485A (en) * | 2010-07-15 | 2012-03-14 | 花王株式会社 | Antistatic agent composition for ceramic green sheet |
| CN102417634A (en) * | 2011-11-25 | 2012-04-18 | 芜湖风雪橡胶有限公司 | Antistatic sole rubber material |
| CN102993470A (en) * | 2012-10-30 | 2013-03-27 | 无锡三幸高膜科技有限公司 | Novel long-acting type antistatic polymer material |
| CN103360647A (en) * | 2012-03-30 | 2013-10-23 | 中国石油化工股份有限公司 | Rubber composition and vulcanized rubber and preparation method thereof |
| CN107915874A (en) * | 2017-12-27 | 2018-04-17 | 安徽微威环保科技有限公司 | A kind of antistatic anti-corrosive rubber material |
| CN108676347A (en) * | 2018-05-18 | 2018-10-19 | 许水仙 | A kind of preparation method of the special antistatic agent of polyurethane plastics |
-
2008
- 2008-04-29 CN CN2008100367481A patent/CN101260203B/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102372485A (en) * | 2010-07-15 | 2012-03-14 | 花王株式会社 | Antistatic agent composition for ceramic green sheet |
| CN102417634A (en) * | 2011-11-25 | 2012-04-18 | 芜湖风雪橡胶有限公司 | Antistatic sole rubber material |
| CN103360647A (en) * | 2012-03-30 | 2013-10-23 | 中国石油化工股份有限公司 | Rubber composition and vulcanized rubber and preparation method thereof |
| CN103360647B (en) * | 2012-03-30 | 2015-06-17 | 中国石油化工股份有限公司 | Rubber composition and vulcanized rubber and preparation method thereof |
| CN102993470A (en) * | 2012-10-30 | 2013-03-27 | 无锡三幸高膜科技有限公司 | Novel long-acting type antistatic polymer material |
| CN107915874A (en) * | 2017-12-27 | 2018-04-17 | 安徽微威环保科技有限公司 | A kind of antistatic anti-corrosive rubber material |
| CN108676347A (en) * | 2018-05-18 | 2018-10-19 | 许水仙 | A kind of preparation method of the special antistatic agent of polyurethane plastics |
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| Publication number | Publication date |
|---|---|
| CN101260203B (en) | 2010-07-14 |
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Assignee: Zhejiang Hutian Rubber Belt Co., Ltd. Assignor: Shanghai University of Engineering Science Contract record no.: 2010330002029 Denomination of invention: Electrostatic resistance rubber material and preparation method thereof Granted publication date: 20100714 License type: Exclusive License Open date: 20080910 Record date: 20101008 |
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Granted publication date: 20100714 Termination date: 20120429 |