CN106832607A - A kind of good ageing-resistant EPDM sebific ducts of heat endurance - Google Patents

A kind of good ageing-resistant EPDM sebific ducts of heat endurance Download PDF

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CN106832607A
CN106832607A CN201611038254.8A CN201611038254A CN106832607A CN 106832607 A CN106832607 A CN 106832607A CN 201611038254 A CN201611038254 A CN 201611038254A CN 106832607 A CN106832607 A CN 106832607A
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parts
powder
heat endurance
graphite powder
warming
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胡载辉
宋名忠
汪传辉
毛志林
潘航
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ANHUI TAIDA AUTOMOTIVE PARTS Co Ltd
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ANHUI TAIDA AUTOMOTIVE PARTS Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions 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
    • C08L23/16Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/011Nanostructured additives
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/014Additives containing two or more different additives of the same subgroup in C08K
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/08Stabilised against heat, light or radiation or oxydation
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00Applications
    • C08L2203/18Applications used for pipes
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The invention discloses a kind of good ageing-resistant EPDM sebific ducts of heat endurance, its raw material includes by weight:40 60 parts of EPDM, 5 15 parts of polytetrafluoroethylene (PTFE), 0.5 1.5 parts of sulphur, 0.1 0.2 parts of cumyl peroxide, 0.4 0.8 parts of accelerator TATD, 0.2 0.4 parts of accelerant N A22,105 25 parts of titanate coupling agent, 10 20 parts of modified graphite powder, 40 60 parts of nano silicon, 5 10 parts of ceramic powder, 28 parts of clay, 5 10 parts of nano kaoline, 12 parts of polyacrylonitrile, 12 parts of nano titanium oxide, 13 parts of anti-aging agent RD, 13 parts of age resistor ZMTI.The good ageing-resistant EPDM sebific ducts of heat endurance proposed by the present invention, not only heat endurance is fabulous, and rigidity is good, is unlikely to deform, while ageing-resistant performance is excellent, antibacterial, Anti- tarnishing are good.

Description

A kind of good ageing-resistant EPDM sebific ducts of heat endurance
Technical field
The present invention relates to EPDM sebific duct technical fields, more particularly to a kind of good ageing-resistant EPDM sebific ducts of heat endurance.
Background technology
The EPDM sleeve pipes of cleaning solution are taken up on automobile due to added with cleaning solution, it is necessary to which use rigidity is unlikely to deform well, heat The excellent material of good stability, anti-microbial property.As body of a motor car and engine structure are just becoming more and more compacter, EPDM sleeve pipes Be designed to be suitable for working at a higher temperature, now with automobile temperature in use improve constantly trend result in EPDM The temperature capability of sleeve pipe has requirement higher, and easy breed bacteria is used additionally, due to long-time, and automobile is in big bump and chance To under collision situation, the requirement of mechanical strength to EPDM sleeve pipes is also higher.With big and medium-sized cities automobile use ratio more and more higher, Promote the research and development of EPDM sleeve pipes and improve speed.In order to improve the higher and higher heat endurance of EPDM sleeve pipes and ageing-resistant performance To cater to market needs, how to prepare that a kind of heat endurance is good, ageing-resistant performance is excellent, and antibiotic property is good, the good vapour of mechanical property Car takes up cleaning solution EPDM sleeve pipes as the current technical issues that need to address.
The content of the invention
Based on the technical problem that background technology is present, the present invention proposes a kind of good ageing-resistant EPDM sebific ducts of heat endurance, Not only heat endurance is fabulous, and rigidity is good, is unlikely to deform, while ageing-resistant performance is excellent, antibacterial, Anti- tarnishing are good.
A kind of good ageing-resistant EPDM sebific ducts of heat endurance proposed by the present invention, its raw material includes by weight:EPDM 40- 60 parts, polytetrafluoroethylene (PTFE) 5-15 parts, sulphur 0.5-1.5 parts, cumyl peroxide 0.1-0.2 parts, accelerator TATD 0.4- 0.8 part, 0.2-0.4 parts of accelerant N A22,2-5 parts of titanate coupling agent 105, modified graphite powder 10-20 parts, nanometer titanium dioxide Silicon 40-60 parts, ceramic powder 5-10 parts, clay 2-8 parts, nano kaoline 5-10 parts, polyacrylonitrile 1-2 parts, nano titanium oxide 1-2 parts, anti-aging agent RD 1-3 parts, 1-3 parts of age resistor ZMTI.
Preferably, modified graphite powder is prepared using following technique:Silver nitrate solution and zinc nitrate solution are well mixed, then Zeolite powder is added, regulation system pH value is 6.5-7.5, is heated up, and is mixed, and Muffle is then sent into deionized water washing, drying Heated up in stove, insulation is down to room temperature and obtains pre-processing zeolite powder;Graphite powder, sodium nitrate, the concentrated sulfuric acid are mixed in ice-water bath and is stirred Mix, heat up, add potassium permanganate stirring, add pretreatment zeolite powder, heat up, add sulfuric acid solution stirring, be cooled to room temperature, Centrifugation, washing, spray drying obtains graphene oxide.
Preferably, modified graphite powder is prepared using following technique:Silver nitrate solution and zinc nitrate solution are well mixed, then Zeolite powder is added, regulation system pH value is 6.5-7.5, be warming up to 55-65 DEG C of mixing 2-3h, deionized water washing, 90-95 DEG C drying, then to send into and be warming up to 500-540 DEG C in Muffle furnace, is incubated 20-40min, is down to room temperature and obtains pre-processing zeolite powder; Graphite powder, sodium nitrate, the concentrated sulfuric acid are mixed into 5-15min in ice-water bath, 2-5 DEG C is warming up to, potassium permanganate stirring is added 30-60min, adds pretreatment zeolite powder, is warming up to 30-40 DEG C, adds sulfuric acid solution stirring 50-80min, is cooled to room Temperature, centrifugation, washing, spray drying obtains graphene oxide.
Preferably, modified graphite powder is prepared using following technique:It is 0.8-1.2mol/L by weight by 20-40 parts of concentration Silver nitrate solution and 15-35 parts of concentration be well mixed for the zinc nitrate solution of 1-1.4mol/L, add 5-15 parts of zeolite powder, Regulation system pH value is 6.5-7.5, is warming up to 55-65 DEG C of mixing 2-3h, and deionized water is washed, 90-95 DEG C of drying, then 500-540 DEG C is warming up in feeding Muffle furnace, 20-40min is incubated, room temperature is down to and is obtained pre-processing zeolite powder;By weight will 8-14 parts of graphite powder, 1-5 parts of sodium nitrate, the 80-140 parts of concentrated sulfuric acid mix 5-15min in ice-water bath, are warming up to 2-5 DEG C, 2-10 parts of potassium permanganate stirring 30-60min is added, 1-5 parts of pretreatment zeolite powder is added, 30-40 DEG C is warming up to, 20- is added 40 parts of concentration are the sulfuric acid solution stirring 50-80min of 2-4wt%, are cooled to room temperature, are centrifuged, successively with deionized water, hydrochloric acid, Deionized water is washed, and spray drying obtains graphene oxide.
Preferably, modified graphite powder, nano silicon, ceramic powder, clay, the weight ratio of nano kaoline are 12-18: 45-55:8-9:4-6:6-8.
Preferably, modified graphite powder, anti-aging agent RD, the weight ratio of age resistor ZMTI are 12-18:1.5-2.5:1.5-2.5.
Preferably, EPDM, polytetrafluoroethylene (PTFE), the weight ratio of titanate coupling agent 105, modified graphite powder are 45-55:8- 12:3-4:12-18.
The present invention is obtained using conventional fabrication process.
Because EPDM main chains are made up of chemically stable saturated hydrocarbons, contain unsaturated double-bond on side chain, and polytetrafluoro The poor rigidity of ethene, easily deforms.The present invention with EPDM and polytetrafluoroethylene (PTFE) as major ingredient, by adding titanate coupling agent 105th, modified graphite powder mating reaction, can effectively promote EPDM to be cooperated with polytetrafluoroethylene (PTFE), make the present invention not only thermally-stabilised Property it is fabulous, and rigidity it is good, be unlikely to deform, while ageing-resistant performance is excellent, antibacterial, Anti- tarnishing are good.
In modified graphite powder of the invention, after there is displacement reaction in zeolite powder and silver ion, zinc ion, though it is zeolite structured not Change, but make the antibiotic property of modified zeolite powder good, and discoloration-resisting is excellent, contaminated using being difficult washed liquid for a long time Color, while modified zeolite powder exists in the form of elementide, good sphericity, graphite powder after uniform particle diameter, with oxidation processes Mixing good dispersion, can effectively promote it to be uniformly dispersed each other, mutual excellent adsorption, ensure fastness, antibiotic property Meanwhile, its interfacial activity performance is good, and specific surface area is very big, while abundant epoxide functional group such as carboxyl and carbonyl is contained on surface Deng so that modified graphite powder, titanate coupling agent 105, EPDM, the mutual bond strength of polytetrafluoroethylene (PTFE) are high, can effectively increasing The rigidity of strong sleeve pipe of the present invention, and it is thermally-stabilised fabulous, and ageing-resistant performance is also extremely excellent;Modified graphite powder and nanometer titanium dioxide Silicon, ceramic powder, clay, nano kaoline coordinate synergy, can increase mechanical strength of the present invention, effectively maintain rigidity and toughness Balance, even if embrittlement will not also occur under strong bending function;Anti-aging agent RD, age resistor ZMTI are combined with modified graphite powder, Can retain in the present invention well, so as to provide prolonged protection;Sulphur and cumyl peroxide, accelerator TATD, Accelerant N A22 mating reactions, anti-incipient scorch is strong, and cure time is short, can improve the stress at definite elongation of vulcanizate, and vulcanizate is ageing-resistant Property is excellent, and can improve the ageing-resistant performance of vulcanizate, and accelerator TATD contains the chain alkyl of HMW, and molecular weight is high, Cure time be can effectively shorten with accelerator TATD, accelerant N A22 mating reactions, its scorch safety, Er Qie do not sacrificed but Solubility in EPDM is high, can further enhance cross-link intensity of the invention, further enhances rigidity of the invention.
Specific embodiment
Below, technical scheme is described in detail by specific embodiment.
Embodiment 1
A kind of good ageing-resistant EPDM sebific ducts of heat endurance proposed by the present invention, its raw material includes by weight:EPDM 40 Part, 15 parts of polytetrafluoroethylene (PTFE), 0.5 part of sulphur, 0.2 part of cumyl peroxide, 0.4 part of accelerator TATD, accelerant N A22 0.4 part, 105 2 parts of titanate coupling agent, 20 parts of modified graphite powder, 40 parts of nano silicon, 10 parts of ceramic powder, 2 parts of clay, 10 parts of nano kaoline, 1 part of polyacrylonitrile, 2 parts of nano titanium oxide, 1 part of anti-aging agent RD, 3 parts of age resistor ZMTI.
Embodiment 2
A kind of good ageing-resistant EPDM sebific ducts of heat endurance proposed by the present invention, its raw material includes by weight:EPDM 60 Part, 5 parts of polytetrafluoroethylene (PTFE), 1.5 parts of sulphur, 0.1 part of cumyl peroxide, 0.8 part of accelerator TATD, accelerant N A22 0.2 part, 105 5 parts of titanate coupling agent, 10 parts of modified graphite powder, 60 parts of nano silicon, 5 parts of ceramic powder, 8 parts of clay, 5 parts of nano kaoline, 2 parts of polyacrylonitrile, 1 part of nano titanium oxide, 3 parts of anti-aging agent RD, 1 part of age resistor ZMTI.
Modified graphite powder is prepared using following technique:Silver nitrate solution and zinc nitrate solution are well mixed, boiling is added Stone flour, regulation system pH value is 6.5-7.5, and intensification is mixed, deionized water washing, and liter in Muffle furnace is then sent into drying Temperature, insulation is down to room temperature and obtains pre-processing zeolite powder;Graphite powder, sodium nitrate, the concentrated sulfuric acid are mixed in ice-water bath, is risen Temperature, adds potassium permanganate stirring, adds pretreatment zeolite powder, heats up, and adds sulfuric acid solution stirring, is cooled to room temperature, is centrifuged, Washing, spray drying obtains graphene oxide.
Embodiment 3
A kind of good ageing-resistant EPDM sebific ducts of heat endurance proposed by the present invention, its raw material includes by weight:EPDM 45 Part, 12 parts of polytetrafluoroethylene (PTFE), 0.8 part of sulphur, 0.17 part of cumyl peroxide, 0.5 part of accelerator TATD, accelerant N A22 0.35 part, 105 3 parts of titanate coupling agent, 18 parts of modified graphite powder, 45 parts of nano silicon, 9 parts of ceramic powder, 4 parts of clay, 8 parts of nano kaoline, 1.2 parts of polyacrylonitrile, 1.7 parts of nano titanium oxide, 1.5 parts of anti-aging agent RD, age resistor ZMTI 2.5 Part.
Modified graphite powder is prepared using following technique:By weight by 20 parts of concentration for 1.2mol/L silver nitrate solution and 15 parts of concentration are well mixed for the zinc nitrate solution of 1.4mol/L, add 5 parts of zeolite powders, and regulation system pH value is 6.5-7.5, 65 DEG C of mixing 2h are warming up to, deionized water washing, 95 DEG C of drying are then warming up to 500 DEG C, insulation in feeding Muffle furnace 40min, is down to room temperature and obtains pre-processing zeolite powder;By weight by 8 parts of graphite powders, 5 parts of sodium nitrate, 80 parts of concentrated sulfuric acids in frozen water 15min is mixed in bath, 2 DEG C are warming up to, 10 parts of potassium permanganate stirring 30min are added, 5 parts of pretreatment zeolite powders are added, Be warming up to 30 DEG C, it is the sulfuric acid solution stirring 80min of 2wt% to add 40 parts of concentration, is cooled to room temperature, is centrifuged, spend successively from Sub- water, hydrochloric acid, deionized water washing, spray drying obtain graphene oxide.
Embodiment 4
A kind of good ageing-resistant EPDM sebific ducts of heat endurance proposed by the present invention, its raw material includes by weight:EPDM 55 Part, 8 parts of polytetrafluoroethylene (PTFE), 1.2 parts of sulphur, 0.13 part of cumyl peroxide, 0.7 part of accelerator TATD, accelerant N A22 0.25 part, 105 4 parts of titanate coupling agent, 12 parts of modified graphite powder, 55 parts of nano silicon, 8 parts of ceramic powder, 6 parts of clay, 6 parts of nano kaoline, 1.8 parts of polyacrylonitrile, 1.3 parts of nano titanium oxide, 2.5 parts of anti-aging agent RD, age resistor ZMTI 1.5 Part.
Modified graphite powder is prepared using following technique:By weight by 40 parts of concentration for 0.8mol/L silver nitrate solution and 35 parts of concentration are well mixed for the zinc nitrate solution of 1mol/L, add 15 parts of zeolite powders, and regulation system pH value is 6.5-7.5, 55 DEG C of mixing 3h are warming up to, deionized water washing, 90 DEG C of drying are then warming up to 540 DEG C, insulation in feeding Muffle furnace 20min, is down to room temperature and obtains pre-processing zeolite powder;By weight by 14 parts of graphite powders, 1 part of sodium nitrate, 140 parts of concentrated sulfuric acids in ice 5min is mixed in water-bath, 5 DEG C are warming up to, 2 parts of potassium permanganate stirring 60min are added, 1 part of pretreatment zeolite powder is added, Be warming up to 40 DEG C, it is the sulfuric acid solution stirring 50min of 4wt% to add 20 parts of concentration, is cooled to room temperature, is centrifuged, spend successively from Sub- water, hydrochloric acid, deionized water washing, spray drying obtain graphene oxide.
Embodiment 5
A kind of good ageing-resistant EPDM sebific ducts of heat endurance proposed by the present invention, its raw material includes by weight:EPDM 50 Part, 10 parts of polytetrafluoroethylene (PTFE), 1 part of sulphur, 0.15 part of cumyl peroxide, 0.6 part of accelerator TATD, accelerant N A22 0.3 part, 105 3.5 parts of titanate coupling agent, 15 parts of modified graphite powder, 50 parts of nano silicon, 8.5 parts of ceramic powder, clay 5 Part, 7 parts of nano kaoline, 1.5 parts of polyacrylonitrile, 1.5 parts of nano titanium oxide, 2 parts of anti-aging agent RD, 2 parts of age resistor ZMTI.
Modified graphite powder is prepared using following technique:Silver nitrate solution and zinc nitrate solution are well mixed, boiling is added Stone flour, regulation system pH value is 6.5-7.5, is warming up to 60 DEG C of mixing 2.5h, and deionized water is washed, 92 DEG C of drying, then 520 DEG C are warming up in feeding Muffle furnace, 30min is incubated, room temperature are down to and are obtained pre-processing zeolite powder;By graphite powder, sodium nitrate, dense Sulfuric acid mixes 10min in ice-water bath, is warming up to 3 DEG C, adds potassium permanganate stirring 45min, adds pretreatment zeolite Powder, is warming up to 35 DEG C, adds sulfuric acid solution stirring 65min, is cooled to room temperature, is centrifuged, and washing, spray drying obtains graphite oxide Alkene.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto, Any one skilled in the art the invention discloses technical scope in, technology according to the present invention scheme and its Inventive concept is subject to equivalent or change, should all be included within the scope of the present invention.

Claims (7)

1. good ageing-resistant EPDM sebific ducts of a kind of heat endurance, it is characterised in that its raw material includes by weight:EPDM 40-60 Part, polytetrafluoroethylene (PTFE) 5-15 parts, sulphur 0.5-1.5 parts, cumyl peroxide 0.1-0.2 parts, accelerator TATD 0.4-0.8 Part, 0.2-0.4 parts of accelerant N A22,2-5 parts of titanate coupling agent 105, modified graphite powder 10-20 parts, nano silicon 40-60 parts, ceramic powder 5-10 parts, clay 2-8 parts, nano kaoline 5-10 parts, polyacrylonitrile 1-2 parts, nano titanium oxide 1-2 Part, anti-aging agent RD 1-3 parts, 1-3 parts of age resistor ZMTI.
2. good ageing-resistant EPDM sebific ducts of heat endurance according to claim 1, it is characterised in that modified graphite powder is using as follows It is prepared by technique:Silver nitrate solution and zinc nitrate solution are well mixed, zeolite powder is added, regulation system pH value are 6.5-7.5, Heat up, mix, deionized water washing, drying is then heated up in feeding Muffle furnace, and insulation is down to room temperature and is pre-processed Zeolite powder;Graphite powder, sodium nitrate, the concentrated sulfuric acid are mixed in ice-water bath, is heated up, add potassium permanganate stirring, added Pretreatment zeolite powder, heats up, and adds sulfuric acid solution stirring, is cooled to room temperature, is centrifuged, and washing, spray drying obtains graphite oxide Alkene.
3. good ageing-resistant EPDM sebific ducts of heat endurance according to claim 1 or claim 2, it is characterised in that modified graphite powder is used It is prepared by following technique:Silver nitrate solution and zinc nitrate solution are well mixed, zeolite powder is added, regulation system pH value is 6.5- 7.5,55-65 DEG C of mixing 2-3h is warming up to, deionized water washing, 90-95 DEG C of drying is then warming up in feeding Muffle furnace 500-540 DEG C, 20-40min is incubated, is down to room temperature and obtains pre-processing zeolite powder;By graphite powder, sodium nitrate, the concentrated sulfuric acid in frozen water 5-15min is mixed in bath, 2-5 DEG C is warming up to, potassium permanganate stirring 30-60min is added, pretreatment zeolite powder is added, 30-40 DEG C is warming up to, sulfuric acid solution stirring 50-80min is added, room temperature is cooled to, is centrifuged, washing, spray drying is aoxidized Graphene.
4. good ageing-resistant EPDM sebific ducts of the heat endurance according to claim any one of 1-3, it is characterised in that modified graphite powder Prepared using following technique:It is the silver nitrate solution and 15-35 parts of concentration of 0.8-1.2mol/L by weight by 20-40 parts of concentration For the zinc nitrate solution of 1-1.4mol/L is well mixed, 5-15 parts of zeolite powder is added, regulation system pH value is 6.5-7.5, is risen Temperature to 55-65 DEG C of mixing 2-3h, deionized water washing, 90-95 DEG C of drying is then warming up to 500- in feeding Muffle furnace 540 DEG C, 20-40min is incubated, is down to room temperature and obtains pre-processing zeolite powder;By weight by 8-14 parts of graphite powder, 1-5 parts of nitric acid Sodium, 80-140 a part concentrated sulfuric acid mix 5-15min in ice-water bath, are warming up to 2-5 DEG C, add 2-10 parts of potassium permanganate stirring 30-60min, adds 1-5 parts of pretreatment zeolite powder, is warming up to 30-40 DEG C, and it is the sulfuric acid of 2-4wt% to add 20-40 parts of concentration Solution stirs 50-80min, is cooled to room temperature, is centrifuged, and is washed with deionized water, hydrochloric acid, deionized water successively, is spray-dried To graphene oxide.
5. good ageing-resistant EPDM sebific ducts of the heat endurance according to claim any one of 1-4, it is characterised in that modified graphite Powder, nano silicon, ceramic powder, clay, the weight ratio of nano kaoline are 12-18:45-55:8-9:4-6:6-8.
6. good ageing-resistant EPDM sebific ducts of the heat endurance according to claim any one of 1-5, it is characterised in that modified graphite Powder, anti-aging agent RD, the weight ratio of age resistor ZMTI are 12-18:1.5-2.5:1.5-2.5.
7. good ageing-resistant EPDM sebific ducts of the heat endurance according to claim any one of 1-6, it is characterised in that EPDM, poly- four PVF, the weight ratio of titanate coupling agent 105, modified graphite powder are 45-55:8-12:3-4:12-18.
CN201611038254.8A 2016-11-10 2016-11-10 A kind of good ageing-resistant EPDM sebific ducts of heat endurance Pending CN106832607A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110054843A (en) * 2019-05-13 2019-07-26 徐州工程学院 Nano-TiO2Modified epdm and preparation method thereof

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CN104072892A (en) * 2014-07-04 2014-10-01 谢伟杰 Rubber material
CN104194076A (en) * 2014-09-22 2014-12-10 安徽电气集团股份有限公司 High-strength shock-resistance flame retardant modified natural rubber material
CN105348654A (en) * 2015-11-26 2016-02-24 王威淞 Thermal aging resistant cable insulating material
CN105367915A (en) * 2015-11-24 2016-03-02 安徽都邦电器有限公司 Anti-aging high-flame-retardant ethylene propylene diene monomer rubber pipe

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Publication number Priority date Publication date Assignee Title
CN104072892A (en) * 2014-07-04 2014-10-01 谢伟杰 Rubber material
CN104194076A (en) * 2014-09-22 2014-12-10 安徽电气集团股份有限公司 High-strength shock-resistance flame retardant modified natural rubber material
CN105367915A (en) * 2015-11-24 2016-03-02 安徽都邦电器有限公司 Anti-aging high-flame-retardant ethylene propylene diene monomer rubber pipe
CN105348654A (en) * 2015-11-26 2016-02-24 王威淞 Thermal aging resistant cable insulating material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110054843A (en) * 2019-05-13 2019-07-26 徐州工程学院 Nano-TiO2Modified epdm and preparation method thereof

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Application publication date: 20170613

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