CN103834113A - Formula of EPDM (ethylene propylene diene monomer) material applied to dynamic-fatigue-resistant products and preparation method of EPDM material - Google Patents
Formula of EPDM (ethylene propylene diene monomer) material applied to dynamic-fatigue-resistant products and preparation method of EPDM material Download PDFInfo
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- CN103834113A CN103834113A CN201410114679.7A CN201410114679A CN103834113A CN 103834113 A CN103834113 A CN 103834113A CN 201410114679 A CN201410114679 A CN 201410114679A CN 103834113 A CN103834113 A CN 103834113A
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
-
- 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
Abstract
The invention discloses a formula of an EPDM (ethylene propylene diene monomer) material applied to dynamic-fatigue-resistant products and a preparation method of the EPDM material. The formula of the EPDM material comprises the following raw materials in parts by weight: 90-110 parts of EPDM rubber, 3.5-8 parts of zinc oxide, 0.5-2 parts of stearic acid, 10-90 parts of carbon black N774, 20-50 parts of paraffin oil 2280, 0.2-4 parts of vulcanizing agent S-80, 0.2-3 parts of accelerator TMTD (tetramethylthiuram disulfide) and 0.1-2 parts of antioxidant MBD. According to the formula disclosed by the invention, the EPDM rubber is used as a base material, the TMTD is used as the accelerator, the MBD is used as the antioxidant, and other auxiliary materials are compatible, so that the EPDM material prepared by adopting an optimized formula not only has superior physical and mechanical properties and dynamic fatigue resistance, but also has greatly-improved heat resistance and air aging resistance compared with conventional materials.
Description
technical field
The present invention relates to weatherable materials technical field, be specifically related to formula of a kind of EPDM material that is applied to anti-dynamic fatigue product and preparation method thereof.
Background technology
Along with scientific and technical development, the mankind explore the continuous expansion in field, and equipment, vehicle etc. that the environment that the mankind face uses us have proposed more harsh requirement.In order to improve the work-ing life of equipment, high temperature resistant, resistance to air performance, physical and mechanical properties and the damping capacity of antifatigue part in equipment, vehicle are had to higher requirement.Conventional anti-fatigue performance is preferably natural rubber, but the resistance to elevated temperatures of natural rubber is poor, only can in not higher than the environment of 80 DEG C, use, and under hot conditions, material structure changes, and makes various degradation.Meanwhile, natural rubber is easily oxidized makes properties decline cause product to lose use value.
EPDM rubber has excellent resistance toheat, resistance to air aging performance, by adjusting different cooperation systems, can give physical and mechanical properties and anti-dynamic fatigue property that EPDM is superior.
Summary of the invention
Technical problem to be solved by this invention is to provide formula of a kind of EPDM material that is applied to anti-dynamic fatigue product with excellent physical mechanical property, anti-dynamic fatigue property, resistance toheat and resistance to air aging performance and preparation method thereof.
For solving the problems of the technologies described above, technical scheme of the present invention is:
Be applied to the formula of the EPDM material of anti-dynamic fatigue product, comprise following weight part raw material: terpolymer EP rubber, 90～110 parts; Zinc oxide, 3.5～8 parts; Stearic acid, 0.5～2 part; Carbon black N774,10～90 parts; 2280,20～50 parts of paraffin oils; Vulcanizing agent S-80,0.2～4 part; Vulcanization accelerator TMTD, 0.2～3 part; Antioxidant MB D, 0.1～2 part.
As preferred technical scheme, described in be applied to the formula of the EPDM material of anti-dynamic fatigue product, comprise following weight part raw material: terpolymer EP rubber, 90 parts; Zinc oxide, 3.5 parts; Stearic acid, 0.5 part; Carbon black N774,10 parts; 2280,20 parts of paraffin oils; Vulcanizing agent S-80,0.2 part; Vulcanization accelerator TMTD, 0.2 part; Antioxidant MB D, 0.1 part.
As preferred technical scheme, described in be applied to the formula of the EPDM material of anti-dynamic fatigue product, comprise following weight part raw material: terpolymer EP rubber, 100 parts; Zinc oxide, 5 parts; Stearic acid, 1 part; Carbon black N774,60 parts; 2280,20 parts of paraffin oils; Vulcanizing agent S-80,1 part; Vulcanization accelerator TMTD, 1 part; Antioxidant MB D, 0.5 part.
As preferred technical scheme, described in be applied to the formula of the EPDM material of anti-dynamic fatigue product, comprise following weight part raw material: terpolymer EP rubber, 110 parts; Zinc oxide, 8 parts; Stearic acid, 2 parts; Carbon black N774,90 parts; 2280,50 parts of paraffin oils; Vulcanizing agent S-80,4 parts; Vulcanization accelerator TMTD, 3 parts; Antioxidant MB D, 2 parts.
The present invention also provides the preparation method of the above-mentioned EPDM material that is applied to anti-dynamic fatigue product, comprises the following steps:
(1) mixing: terpolymer EP rubber is dropped into the 1～5min that plasticates in Banbury mixer, then drops into zinc oxide, stearic acid mixing to after evenly, continue to drop into carbon black N774, paraffin oil 2280 mixing evenly after binder removal cooling, make one section of glue; One section of glue is dropped into Banbury mixer, add vulcanizing agent S-80, Vulcanization accelerator TMTD, the mixing evenly rear binder removal of antioxidant MB D, then go up sheet under mill, make rubber unvulcanizate;
(2) sulfuration: the rubber unvulcanizate making is placed in to preheated mould and vulcanizes, curing temperature is 160～180 DEG C, and curing time is 5～30min, and sulfide stress is 8～20Mpa, makes the EPDM material of sulfuration.
Owing to having adopted technique scheme, be applied to the formula of the EPDM material of anti-dynamic fatigue product, comprise following weight part raw material: terpolymer EP rubber, 90～110 parts; Zinc oxide, 3.5～8 parts; Stearic acid, 0.5～2 part; Carbon black N774,10～90 parts; 2280,20～50 parts of paraffin oils; Vulcanizing agent S-80,0.2～4 part; Vulcanization accelerator TMTD, 0.2～3 part; Antioxidant MB D, 0.1～2 part; The present invention has following beneficial effect: taking terpolymer EP rubber as base-material, using TMTD as promotor, using MBD as anti-aging agent, compatible with other subsidiary material, adopt the EPDM material that makes of optimization of C/C composites not only to there is superior physical and mechanical properties and anti-dynamic fatigue property, and simultaneously the resistance toheat of material and resistance to air aging performance also more traditional material be improved largely.
Embodiment
Below in conjunction with embodiment, further set forth the present invention, but the present invention is not only limited to these embodiment.
Embodiment 1
90 parts of terpolymer EP rubbers are dropped in Banbury mixer, plasticate 60 seconds; 3.5 parts of zinc oxide of the rear input of having plasticated, 0.5 part of stearic acid, mixing even, continuation drops into 10 parts of carbon black N774,20 parts of mixing evenly rear discharge sizing materials of paraffin oil 2280 are cooling, makes one section of glue.One section of glue is dropped into Banbury mixer, add sheet under 0.2 part of vulcanizing agent S-80,0.2 part of Vulcanization accelerator TMTD and 0.1 part of mixing evenly rear upper mill of antioxidant MB D, make rubber unvulcanizate; The rubber unvulcanizate obtaining is dropped into preheated mould and vulcanize, curing temperature is 160～180 DEG C, and curing time is 20min, and sulfide stress is 8～20MPa, obtains the EPDM matrix material of sulfuration.
Embodiment 2
100 parts of terpolymer EP rubbers are dropped in Banbury mixer, plasticate 120 seconds; 5 parts of zinc oxide of the rear input of having plasticated, 1 part of stearic acid, mixing even, continuation drops into 60 parts of carbon black N774,20 parts of mixing evenly rear discharge sizing materials of paraffin oil 2280 are cooling, makes one section of glue.One section of glue is dropped into Banbury mixer, add sheet under 1 part of vulcanizing agent S-80,1 part of Vulcanization accelerator TMTD and 0.5 part of mixing evenly rear upper mill of antioxidant MB D, make rubber unvulcanizate; The rubber unvulcanizate obtaining is dropped into preheated mould and vulcanize, curing temperature is 160～180 DEG C, and curing time is 15min, and sulfide stress is 8～20MPa, obtains the EPDM matrix material of sulfuration.
Embodiment 3
100 parts of terpolymer EP rubbers are dropped in Banbury mixer, plasticate 60 seconds; 6 parts of zinc oxide of the rear input of having plasticated, 1.5 parts of stearic acid, mixing even, continuation drops into 70 parts of carbon black N774,20 parts of mixing evenly rear discharge sizing materials of paraffin oil 2280 are cooling, makes one section of glue.One section of glue is dropped into Banbury mixer, add sheet under 1 part of vulcanizing agent S-80,1.2 parts of Vulcanization accelerator TMTDs and 0.6 part of mixing evenly rear upper mill of antioxidant MB D, make rubber unvulcanizate; The rubber unvulcanizate obtaining is dropped into preheated mould and vulcanize, curing temperature is 160～180 DEG C, and curing time is 25min, and sulfide stress is 8～20MPa, obtains the EPDM matrix material of sulfuration.
Embodiment 4
100 parts of terpolymer EP rubbers are dropped in Banbury mixer, plasticate 60 seconds; 8 parts of zinc oxide of the rear input of having plasticated, 1 part of stearic acid, mixing even, continuation drops into 90 parts of carbon black N774,30 parts of mixing evenly rear discharge sizing materials of paraffin oil 2280 are cooling, makes one section of glue.One section of glue is dropped into Banbury mixer, add sheet under 1.2 parts of vulcanizing agent S-80,0.8 part of Vulcanization accelerator TMTD and 0.6 part of mixing evenly rear upper mill of antioxidant MB D, make rubber unvulcanizate; The rubber unvulcanizate obtaining is dropped into preheated mould and vulcanize, curing temperature is 160～180 DEG C, and curing time is 15min, and sulfide stress is 8～20MPa, obtains the EPDM matrix material of sulfuration.
Embodiment 5
110 parts of terpolymer EP rubbers are dropped in Banbury mixer, plasticate 60 seconds; 8 parts of zinc oxide of the rear input of having plasticated, 2 parts of stearic acid, mixing even, continuation drops into 90 parts of carbon black N774,50 parts of mixing evenly rear discharge sizing materials of paraffin oil 2280 are cooling, makes one section of glue.One section of glue is dropped into Banbury mixer, add sheet under 4 parts of vulcanizing agent S-80,3 parts of Vulcanization accelerator TMTDs and 2 parts of mixing evenly rear upper mills of antioxidant MB D, make rubber unvulcanizate; The rubber unvulcanizate obtaining is dropped into preheated mould and vulcanize, curing temperature is 160～180 DEG C, and curing time is 15min, and sulfide stress is 8～20MPa, obtains the EPDM matrix material of sulfuration.
The EPDM material that the present invention makes not only has superior physical and mechanical properties and anti-dynamic fatigue property, and simultaneously the resistance toheat of material and resistance to air aging performance also more traditional material be improved largely.
The foregoing is only the schematic embodiment of the present invention, not in order to limit scope of the present invention.Any those skilled in the art, not departing from equivalent variations and the amendment done under the prerequisite of design of the present invention and principle, all should belong to the scope of protection of the invention.
Claims (8)
1. the formula that is applied to the EPDM material of anti-dynamic fatigue product, is characterized in that, comprises following weight part raw material: terpolymer EP rubber, 90～110 parts; Zinc oxide, 3.5～8 parts; Stearic acid, 0.5～2 part; Carbon black N774,10～90 parts; 2280,20～50 parts of paraffin oils; Vulcanizing agent S-80,0.2～4 part; Vulcanization accelerator TMTD, 0.2～3 part; Antioxidant MB D, 0.1～2 part.
2. the formula of the EPDM material that is applied to anti-dynamic fatigue product as claimed in claim 1, is characterized in that, comprises following weight part raw material: terpolymer EP rubber, 90 parts; Zinc oxide, 3.5 parts; Stearic acid, 0.5 part; Carbon black N774,10 parts; 2280,20 parts of paraffin oils; Vulcanizing agent S-80,0.2 part; Vulcanization accelerator TMTD, 0.2 part; Antioxidant MB D, 0.1 part.
3. the formula of the EPDM material that is applied to anti-dynamic fatigue product as claimed in claim 1, is characterized in that, comprises following weight part raw material: terpolymer EP rubber, 100 parts; Zinc oxide, 5 parts; Stearic acid, 1 part; Carbon black N774,60 parts; 2280,20 parts of paraffin oils; Vulcanizing agent S-80,1 part; Vulcanization accelerator TMTD, 1 part; Antioxidant MB D, 0.5 part.
4. the formula of the EPDM material that is applied to anti-dynamic fatigue product as claimed in claim 1, is characterized in that, comprises following weight part raw material: terpolymer EP rubber, 110 parts; Zinc oxide, 8 parts; Stearic acid, 2 parts; Carbon black N774,90 parts; 2280,50 parts of paraffin oils; Vulcanizing agent S-80,4 parts; Vulcanization accelerator TMTD, 3 parts; Antioxidant MB D, 2 parts.
5. the preparation method who is applied to the EPDM material of anti-dynamic fatigue product, is characterized in that, comprises the following steps:
(1) mixing: by weight, by the 1～5min that plasticates in 90～110 parts of terpolymer EP rubbers input Banbury mixeies, then drop into 3.5～8 parts of zinc oxide, 0.5～2 part of stearic acid mixing to after evenly, continuation drops into 10～90 parts of carbon black N774,20～50 parts of mixing evenly rear binder removals of paraffin oil 2280 are cooling, makes one section of glue; One section of glue is dropped into Banbury mixer, add 0.2～4 part of vulcanizing agent S-80,0.2～3 part of Vulcanization accelerator TMTD, 0.1～2 part of mixing evenly rear binder removal of antioxidant MB D, then go up sheet under mill, make rubber unvulcanizate;
(2) sulfuration: the rubber unvulcanizate making is placed in to preheated mould and vulcanizes, curing temperature is 160～180 DEG C, and curing time is 5～30min, and sulfide stress is 8～20Mpa, makes the EPDM material of sulfuration.
6. the preparation method of the EPDM material that is applied to anti-dynamic fatigue product as claimed in claim 5, is characterized in that, comprises the following steps:
(1) mixing: by weight, by the 1～5min that plasticates in 90 parts of terpolymer EP rubbers input Banbury mixeies, then drop into 0.5 part, 3.5 parts, zinc oxide, stearic acid mixing to after evenly, continue to drop into 10 parts of carbon black N774,20 parts of paraffin oils 2280 mixing evenly after binder removals cooling, make one section of glue; One section of glue is dropped into Banbury mixer, add 0.2 part of vulcanizing agent S-80,0.2 part of Vulcanization accelerator TMTD, 0.1 part of mixing evenly rear binder removal of antioxidant MB D, then go up sheet under mill, make rubber unvulcanizate;
(2) sulfuration: the rubber unvulcanizate making is placed in to preheated mould and vulcanizes, curing temperature is 160～180 DEG C, and curing time is 5～30min, and sulfide stress is 8～20Mpa, makes the EPDM material of sulfuration.
7. the preparation method of the EPDM material that is applied to anti-dynamic fatigue product as claimed in claim 5, is characterized in that, comprises the following steps:
(1) mixing: by weight, by the 1～5min that plasticates in 100 parts of terpolymer EP rubbers input Banbury mixeies, then 5 parts to drop into zinc oxide, 1 part of stearic acid mixing to after evenly, continue to drop into 60 parts of carbon black N774,20 parts of paraffin oils 2280 mixing evenly after binder removals cooling, make one section of glue; One section of glue is dropped into Banbury mixer, add 1 part of vulcanizing agent S-80,1 part of Vulcanization accelerator TMTD, 0.5 part of mixing evenly rear binder removal of antioxidant MB D, then go up sheet under mill, make rubber unvulcanizate;
(2) sulfuration: the rubber unvulcanizate making is placed in to preheated mould and vulcanizes, curing temperature is 160～180 DEG C, and curing time is 5～30min, and sulfide stress is 8～20Mpa, makes the EPDM material of sulfuration.
8. the preparation method of the EPDM material that is applied to anti-dynamic fatigue product as claimed in claim 5, is characterized in that, comprises the following steps:
(1) mixing: by weight, by the 1～5min that plasticates in 110 parts of terpolymer EP rubbers input Banbury mixeies, then drop into 8 parts of zinc oxide, 2 parts of stearic acid mixing to after evenly, continue to drop into 90 parts of carbon black N774,50 parts of paraffin oils 2280 mixing evenly after binder removals cooling, make one section of glue; One section of glue is dropped into Banbury mixer, add 4 parts of vulcanizing agent S-80,3 parts of Vulcanization accelerator TMTDs, 2 parts of mixing evenly rear binder removals of antioxidant MB D, then go up sheet under mill, make rubber unvulcanizate;
(2) sulfuration: the rubber unvulcanizate making is placed in to preheated mould and vulcanizes, curing temperature is 160～180 DEG C, and curing time is 5～30min, and sulfide stress is 8～20Mpa, makes the EPDM material of sulfuration.
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| CN201410114679.7A CN103834113A (en) | 2014-03-26 | 2014-03-26 | Formula of EPDM (ethylene propylene diene monomer) material applied to dynamic-fatigue-resistant products and preparation method of EPDM material |
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| CN201410114679.7A CN103834113A (en) | 2014-03-26 | 2014-03-26 | Formula of EPDM (ethylene propylene diene monomer) material applied to dynamic-fatigue-resistant products and preparation method of EPDM material |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104558865A (en) * | 2015-01-21 | 2015-04-29 | 山东美晨科技股份有限公司 | Low-hardness ethylene propylene diene monomer rubber composition for glue injection technology |
| CN105400083A (en) * | 2015-11-13 | 2016-03-16 | 江苏宝利来斯橡胶有限公司 | Heat aging resistance improved ethylene propylene diene monomer vulcanized rubber and preparation method thereof |
| CN107759906A (en) * | 2017-11-10 | 2018-03-06 | 安徽龙川橡塑科技有限公司 | One kind is paddled environmentally friendly EPDM rubber material and preparation method thereof |
| CN110358200A (en) * | 2019-07-23 | 2019-10-22 | 宁国市普萨斯密封技术有限公司 | A kind of diaphragm material and preparation method thereof applied to electric brake system endurance service life length |
| CN110511494A (en) * | 2019-09-09 | 2019-11-29 | 徐州工业职业技术学院 | A kind of high light aging resisting rubber material and preparation method thereof |
| CN111138766A (en) * | 2019-09-05 | 2020-05-12 | 威固技术（安徽）有限公司 | Low dynamic magnification rubber lifting lug material and preparation method thereof |
| CN111171464A (en) * | 2020-02-24 | 2020-05-19 | 天津中和胶业股份有限公司 | EPDM foamed car lamp sealing ring material and preparation method thereof |
| CN111793288A (en) * | 2020-07-25 | 2020-10-20 | 广东安格尔橡塑科技有限公司 | High-performance piston material and manufacturing method of piston |
| CN112111107A (en) * | 2020-08-26 | 2020-12-22 | 威固技术（安徽）有限公司 | Ethylene propylene diene monomer with excellent processability for lifting lug and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104558865A (en) * | 2015-01-21 | 2015-04-29 | 山东美晨科技股份有限公司 | Low-hardness ethylene propylene diene monomer rubber composition for glue injection technology |
| CN105400083A (en) * | 2015-11-13 | 2016-03-16 | 江苏宝利来斯橡胶有限公司 | Heat aging resistance improved ethylene propylene diene monomer vulcanized rubber and preparation method thereof |
| CN107759906A (en) * | 2017-11-10 | 2018-03-06 | 安徽龙川橡塑科技有限公司 | One kind is paddled environmentally friendly EPDM rubber material and preparation method thereof |
| CN110358200A (en) * | 2019-07-23 | 2019-10-22 | 宁国市普萨斯密封技术有限公司 | A kind of diaphragm material and preparation method thereof applied to electric brake system endurance service life length |
| CN111138766A (en) * | 2019-09-05 | 2020-05-12 | 威固技术（安徽）有限公司 | Low dynamic magnification rubber lifting lug material and preparation method thereof |
| CN110511494A (en) * | 2019-09-09 | 2019-11-29 | 徐州工业职业技术学院 | A kind of high light aging resisting rubber material and preparation method thereof |
| CN111171464A (en) * | 2020-02-24 | 2020-05-19 | 天津中和胶业股份有限公司 | EPDM foamed car lamp sealing ring material and preparation method thereof |
| CN111793288A (en) * | 2020-07-25 | 2020-10-20 | 广东安格尔橡塑科技有限公司 | High-performance piston material and manufacturing method of piston |
| CN112111107A (en) * | 2020-08-26 | 2020-12-22 | 威固技术（安徽）有限公司 | Ethylene propylene diene monomer with excellent processability for lifting lug and preparation method thereof |
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