CN107325416A - A kind of conductive composite rubber and preparation method thereof - Google Patents
A kind of conductive composite rubber and preparation method thereof Download PDFInfo
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- CN107325416A CN107325416A CN201710733454.3A CN201710733454A CN107325416A CN 107325416 A CN107325416 A CN 107325416A CN 201710733454 A CN201710733454 A CN 201710733454A CN 107325416 A CN107325416 A CN 107325416A
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- age resistor
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0806—Silver
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/085—Copper
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- 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
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- 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
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of conductive composite rubber and preparation method thereof, the conductive composite rubber includes following raw material：Ethylene propylene diene rubber, silicon rubber, natural rubber, γ mercaptopropyl trimethoxysilanes, polyvinyl alcohol, conductive compounded mix, nano zine oxide, gas-phase silica, age resistor, plasticizer, vulcanizing system.The conductive composite rubber of the present invention uses the compound of ethylene propylene diene rubber, silicon rubber and natural rubber for raw material, the conductive compounded mix of addition, nano zine oxide and compounding age resistor etc., so that the rubber prepared has good electric conductivity, uvioresistant performance and anti ageing property, the requirement such as military product or commodity production can be effectively met.
Description
Technical field
The invention belongs to field of rubber technology, and in particular to a kind of conductive composite rubber and preparation method thereof.
Background technology
Rubber industry is one of important foundation industry of national economy, and it is manufacture warship, aircraft, automobile, tractor, receipts
Material necessary to cutting mill etc..Based on industry material, using quite varied, this more require that rubber has universality, can
With suitable for various environment.Especially in military and commercial kitchen area, it is necessary to which electric conductivity is excellent and mechanic effect is preferable, be produced into
This more rational rubber.Therefore, be made a kind of electric conductivity it is good and keep good mechanical properties rubber be the present invention urgently
To be solved the problem of.The invention provides a kind of conductive composite rubber formula so that the rubber prepared has good lead
Electricity and anti ageing property.
The content of the invention
In view of the above, the invention provides a kind of conductive composite rubber formula and preparation method so for preparing
Rubber there is good conduction and anti ageing property.
To achieve these goals, the technical solution adopted by the present invention is：A kind of conductive composite rubber, by following parts by weight
Raw material composition：
55-70 parts of ethylene propylene diene rubber, 30-45 parts of silicon rubber, 10-20 parts of natural rubber, γ-mercapto propyl trimethoxy silicon
4-6 parts of alkane, 3-5 parts of polyvinyl alcohol, conductive 10-20 parts of compounded mix, 2-5 parts of nano zine oxide, 15-20 parts of gas-phase silica,
2-4 parts of age resistor, 5-8 parts of plasticizer, 2-5 parts of vulcanizing system；Wherein, the preparation process of conductive compounded mix is as follows：
(1) according to the mass fraction, weigh 2-4 parts of graphenes, 4-7 parts of nanometer nickel coated copper powders, 1-3 parts of nano-silver powders, 2-4 parts
The phosphate of bios Ⅰ six, 15-20 parts of mass fractions are well mixed for 15-20% ammonia spirit；
(2) Ultrasound Instrument that the mixed solution obtained by step (1) is placed in into 30-50KHz shakes 1-2h ultrasonic disperses, after taking-up
8-12 parts of polyanilines and 6-8 parts of titanate coupling agent KR-138S are added, 2-4h is stirred with 300-400rpm/min speed；
(3) when step (2) stirring terminate after, then into the mixture obtained by step (2) add 25-30 parts of mass fractions be
35-50% ammonium sulfate, is uniformly mixed, and obtained product is carried out into filtering and washing, with deionized water and anhydrous second
Alcohol is repeatedly washed, and is subsequently placed in 45-60 DEG C of vacuum drying chamber and is dried to constant weight, taking-up is fully ground to powder, obtained
Conductive compounded mix.
Antioxidant BLE and age resistor 4,4- talan diphenylamines compounds that the age resistor is；Wherein, age resistor
The weight part ratio of BLE and age resistor 4,4- talan diphenylamines is (1-3)：1.
The plasticizer is stearic acid and Liquid Ethylene Propylene Methylene T67 compound；Wherein, stearic acid and Liquid Ethylene Propylene Methylene
T67 weight part ratio is 1：(1.5-3).
The vulcanizing system is sulphur and accelerator D TDM compound；Wherein, sulphur and accelerator D TDM
Weight part ratio be 1：(2-4).
The preparation method of above-mentioned conductive composite rubber, comprises the following steps：
1) by γ-mercaptopropyl trimethoxysilane of predetermined ratio, polyvinyl alcohol, conductive compounded mix, nano zine oxide,
Gas-phase silica, age resistor and plasticizer be placed in after premix processing in reactor stirring and discharged after 30-35min, are as mixed
Compound, mixing speed is 60-80rpm/min, and whipping temp is 75-85 DEG C；
2) ethylene propylene diene rubber, silicon rubber and natural rubber of predetermined ratio are slowly added into banbury, charging is finished
After be to slowly warm up to 125-135 DEG C mixing, adjustment roll spacing be 2mm-3mm, mixing time is 5-10min；
3) when step 2) mixed rubber mixing after the completion of, by step 2) obtained by mixed rubber, step 1) obtained by it is mixed
Compound and vulcanizing system are blended, and are dosed in mill, and adjustment roll spacing is 1-2mm, and thin logical, 6- is carried out with triangle bag method is beaten
After 8 triangle bags, relax roll spacing to 2-4mm bottom sheet.
Beneficial effects of the present invention：The conductive composite rubber of the present invention uses ethylene propylene diene rubber, silicon rubber and natural rubber
The compound of glue is raw material, the conductive compounded mix of addition, nano zine oxide and compounding age resistor etc. so that the rubber prepared
With good electric conductivity, uvioresistant performance and anti ageing property etc., military product or commodity production etc. can be effectively met
It is required that.
Embodiment
The embodiment to the present invention is described in detail below.It should be appreciated that described herein specific
Embodiment is merely to illustrate and explain the present invention, it is not limited to these embodiments.In embodiment, all raw materials are purchased from Gaede
Chemical industry net product.
Embodiment 1
A kind of conductive composite rubber, is made up of the raw material of following parts by weight：
It is 65 parts of ethylene propylene diene rubber, 40 parts of silicon rubber, 15 parts of natural rubber, 5 parts of γ-mercaptopropyl trimethoxysilane, poly-
4 parts of vinyl alcohol, conductive 16 parts of compounded mix, 4 parts of nano zine oxide, 18 parts of gas-phase silica, 2 parts of antioxidant BLE, age resistor
1 part of 4,4- talan diphenylamines, 2 parts of stearic acid, 4 parts of Liquid Ethylene Propylene Methylene T67,0.5 part of sulphur, vulcanization accelerator
2 parts of DTDM；Wherein, the preparation process of conductive compounded mix is as follows：
(1) according to the mass fraction, 3 parts of graphenes, 6 parts of nanometer nickel coated copper powders, 2 parts of nano-silver powders, 3 parts of bios Ⅰs are weighed
Six phosphates, 16 parts of mass fractions are well mixed for 17% ammonia spirit；
(2) Ultrasound Instrument that the mixed solution obtained by step (1) is placed in into 45KHz shakes 2h ultrasonic disperses, is added after taking-up
10 parts of polyanilines and 7 parts of titanate coupling agent KR-138S, 4h is stirred with 400rpm/min speed；
(3) when step (2) stirring terminate after, then into the mixture obtained by step (2) add 28 parts of mass fractions be
40% ammonium sulfate, is uniformly mixed, and obtained product is carried out into filtering and washing, entered with deionized water and absolute ethyl alcohol
Row repeatedly washing, is subsequently placed in 50 DEG C of vacuum drying chambers and dries to constant weight, taking-up is fully ground to powder, obtains conductive compound
Filler.
The preparation method of above-mentioned conductive composite rubber, comprises the following steps：
1) by γ-mercaptopropyl trimethoxysilane of predetermined ratio, polyvinyl alcohol, conductive compounded mix, nano zine oxide,
Gas-phase silica, antioxidant BLE, age resistor 4,4- talan diphenylamines, stearic acid and Liquid Ethylene Propylene Methylene T67 carry out pre-
It is placed in reactor to stir after mixed processing and is discharged after 30min, as mixture, mixing speed is 70rpm/min, and whipping temp is
80℃；
2) ethylene propylene diene rubber, silicon rubber and natural rubber of predetermined ratio are slowly added into banbury, charging is finished
After be to slowly warm up to 130 DEG C mixing, adjustment roll spacing be 2.4mm, mixing time is 8min；
3) when step 2) mixed rubber mixing after the completion of, by step 2) obtained by mixed rubber, step 1) obtained by it is mixed
Compound and sulphur, accelerator D TDM are blended, and are dosed in mill, and adjustment roll spacing is 1mm, is entered with triangle bag method is beaten
Row is thin logical, after 8 triangle bags, relaxes roll spacing to 3mm bottom sheet.
Embodiment 2
A kind of conductive composite rubber, is made up of the raw material of following parts by weight：
It is 68 parts of ethylene propylene diene rubber, 42 parts of silicon rubber, 20 parts of natural rubber, 6 parts of γ-mercaptopropyl trimethoxysilane, poly-
5 parts of vinyl alcohol, conductive 18 parts of compounded mix, 5 parts of nano zine oxide, 18 parts of gas-phase silica, 3 parts of antioxidant BLE, age resistor
1 part of 4,4- talan diphenylamines, 2 parts of stearic acid, 5 parts of Liquid Ethylene Propylene Methylene T67,1 part of sulphur, accelerator D TDM
3 parts；Wherein, the preparation process of conductive compounded mix is as follows：
(1) according to the mass fraction, 4 parts of graphenes, 7 parts of nanometer nickel coated copper powders, 3 parts of nano-silver powders, 4 parts of bios Ⅰs are weighed
Six phosphates, 20 parts of mass fractions are well mixed for 17% ammonia spirit；
(2) Ultrasound Instrument that the mixed solution obtained by step (1) is placed in into 45KHz shakes 2h ultrasonic disperses, is added after taking-up
12 parts of polyanilines and 8 parts of titanate coupling agent KR-138S, 4h is stirred with 400rpm/min speed；
(3) when step (2) stirring terminate after, then into the mixture obtained by step (2) add 30 parts of mass fractions be
40% ammonium sulfate, is uniformly mixed, and obtained product is carried out into filtering and washing, entered with deionized water and absolute ethyl alcohol
Row repeatedly washing, is subsequently placed in 50 DEG C of vacuum drying chambers and dries to constant weight, taking-up is fully ground to powder, obtains conductive compound
Filler.
The preparation method of above-mentioned conductive composite rubber, comprises the following steps：
1) by γ-mercaptopropyl trimethoxysilane of predetermined ratio, polyvinyl alcohol, conductive compounded mix, nano zine oxide,
Gas-phase silica, antioxidant BLE, age resistor 4,4- talan diphenylamines, stearic acid and Liquid Ethylene Propylene Methylene T67 carry out pre-
It is placed in reactor to stir after mixed processing and is discharged after 35min, as mixture, mixing speed is 70rpm/min, and whipping temp is
80℃；
2) ethylene propylene diene rubber, silicon rubber and natural rubber of predetermined ratio are slowly added into banbury, charging is finished
After be to slowly warm up to 130 DEG C mixing, adjustment roll spacing be 2.4mm, mixing time is 8min；
3) when step 2) mixed rubber mixing after the completion of, by step 2) obtained by mixed rubber, step 1) obtained by it is mixed
Compound and sulphur, accelerator D TDM are blended, and are dosed in mill, and adjustment roll spacing is 1mm, is entered with triangle bag method is beaten
Row is thin logical, after 8 triangle bags, relaxes roll spacing to 3mm bottom sheet.
Test example
Air oven aging test is carried out to conductive composite rubber produced by the present invention, surveyed according to GB/T3512-2001 standards
Examination, aging condition：175℃,96h；Tensile strength test is carried out to conductive composite rubber, method of testing is according to GB/T528-1998
Standard testing；Conducting performance test is carried out to conductive composite rubber, method of testing is according to GB/T2439-2001 standard testings；Its
Portion of techniques parameter is as follows：
Claims (5)
1. a kind of conductive composite rubber, it is characterised in that be made up of the raw material of following parts by weight：55-70 parts of ethylene propylene diene rubber,
30-45 parts of silicon rubber, 10-20 parts of natural rubber, γ -4-6 parts of mercaptopropyl trimethoxysilane, 3-5 parts of polyvinyl alcohol, conduction are multiple
Close 10-20 parts of filler, 2-5 parts of nano zine oxide, 15-20 parts of gas-phase silica, 2-4 parts of age resistor, 5-8 parts of plasticizer, vulcanization
2-5 parts of system；Wherein, the preparation process of conductive compounded mix is as follows：
(1) according to the mass fraction, 2-4 parts of graphenes, 4-7 parts of nanometer nickel coated copper powders, 1-3 parts of nano-silver powders, 2-4 parts of rings are weighed
The phosphate of six alcohol six, 15-20 parts of mass fractions are well mixed for 15-20% ammonia spirit；
(2) Ultrasound Instrument that the mixed solution obtained by step (1) is placed in into 30-50KHz shakes 1-2h ultrasonic disperses, is added after taking-up
8-12 parts of polyanilines and 6-8 parts of titanate coupling agent KR-138S, 2-4h is stirred with 300-400rpm/min speed；
(3) after step (2) stirring terminates, then it is 35- to add 25-30 parts of mass fractions into the mixture obtained by step (2)
50% ammonium sulfate, is uniformly mixed, and obtained product is carried out into filtering and washing, entered with deionized water and absolute ethyl alcohol
Row repeatedly washing, is subsequently placed in 45-60 DEG C of vacuum drying chamber and dries to constant weight, taking-up is fully ground to powder, obtains conduction
Compounded mix.
2. a kind of conductive composite rubber according to claim 1, it is characterised in that：The antioxidant BLE that the age resistor is
With age resistor 4,4- talan diphenylamines compounds；Wherein, antioxidant BLE and age resistor 4,4- talan diphenylamines
Weight part ratio be (1-3)：1.
3. a kind of conductive composite rubber according to claim 1, it is characterised in that：The plasticizer is stearic acid and liquid
EP rubbers T67 compound；Wherein, stearic acid and Liquid Ethylene Propylene Methylene T67 weight part ratio are 1：(1.5-3).
4. a kind of conductive composite rubber according to claim 1, it is characterised in that：The vulcanizing system is sulphur and vulcanization
Diphenylguanidine TDM compound；Wherein, sulphur and accelerator D TDM weight part ratio are 1：(2-4).
5. the preparation method of a kind of conductive composite rubber described in claim 1-4 any one, it is characterised in that including following
Step：
1) by γ-mercaptopropyl trimethoxysilane of predetermined ratio, polyvinyl alcohol, conductive compounded mix, nano zine oxide, gas phase
White carbon, age resistor and plasticizer be placed in after premix processing in reactor stirring and discharged after 30-35min, as mixture,
Mixing speed is 60-80rpm/min, and whipping temp is 75-85 DEG C；
2) ethylene propylene diene rubber, silicon rubber and natural rubber of predetermined ratio are slowly added into banbury, charging is delayed after finishing
Slow to be warming up to 125-135 DEG C of mixing, adjustment roll spacing is 2mm-3mm, and mixing time is 5-10min；
3) when step 2) mixed rubber mixing after the completion of, by step 2) obtained by mixed rubber, step 1) obtained by mixture
Be blended, be dosed in mill with vulcanizing system, adjustment roll spacing is 1-2mm, with beat triangle bag method carries out it is thin lead to, 6-8 is individual
After triangle bag, relax roll spacing to 2-4mm bottom sheet.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710733454.3A CN107325416A (en) | 2017-08-24 | 2017-08-24 | A kind of conductive composite rubber and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710733454.3A CN107325416A (en) | 2017-08-24 | 2017-08-24 | A kind of conductive composite rubber and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108059740A (en) * | 2017-12-12 | 2018-05-22 | 雷春生 | A kind of preparation method of ageing-resistant rubber |
| CN108164839A (en) * | 2018-01-29 | 2018-06-15 | 象山杰尔德智能科技有限公司 | A kind of High-performance electroconductive rubber and preparation method thereof |
| CN109354729A (en) * | 2018-07-24 | 2019-02-19 | 黄山市尚义橡塑制品有限公司 | Graphene enhances rubber and preparation method thereof |
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| CN104046034A (en) * | 2014-06-28 | 2014-09-17 | 青岛极致节能环保有限公司 | High-performance conductive rubber |
| CN104262968A (en) * | 2014-10-22 | 2015-01-07 | 华文蔚 | Composite conductive rubber material |
| CN105315671A (en) * | 2015-12-02 | 2016-02-10 | 重庆重通成飞新材料有限公司 | Conductive rubber composite material |
| CN106589949A (en) * | 2017-02-27 | 2017-04-26 | 中国建筑材料科学研究总院 | Conductive rubber and preparation method thereof |
| CN106810878A (en) * | 2016-12-16 | 2017-06-09 | 吴中区穹窿山天仲高分子材料技术研究所 | A kind of High-performance electroconductive rubber composite and preparation method thereof |
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2017
- 2017-08-24 CN CN201710733454.3A patent/CN107325416A/en active Pending
Patent Citations (6)
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| CN103059570A (en) * | 2012-12-30 | 2013-04-24 | 龙门多泰工业有限公司 | Conductive rubber |
| CN104046034A (en) * | 2014-06-28 | 2014-09-17 | 青岛极致节能环保有限公司 | High-performance conductive rubber |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108059740A (en) * | 2017-12-12 | 2018-05-22 | 雷春生 | A kind of preparation method of ageing-resistant rubber |
| CN108164839A (en) * | 2018-01-29 | 2018-06-15 | 象山杰尔德智能科技有限公司 | A kind of High-performance electroconductive rubber and preparation method thereof |
| CN109354729A (en) * | 2018-07-24 | 2019-02-19 | 黄山市尚义橡塑制品有限公司 | Graphene enhances rubber and preparation method thereof |
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