CN101649099A - Durable high-temperature resisting acrylate rubber composition - Google Patents
Durable high-temperature resisting acrylate rubber composition Download PDFInfo
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- CN101649099A CN101649099A CN200910195793A CN200910195793A CN101649099A CN 101649099 A CN101649099 A CN 101649099A CN 200910195793 A CN200910195793 A CN 200910195793A CN 200910195793 A CN200910195793 A CN 200910195793A CN 101649099 A CN101649099 A CN 101649099A
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Abstract
The invention provides a durable high-temperature resisting acrylate rubber composition which is characterized by containing the components in portion by weight: 100 portions of rubber, 0-3 portions of para-phenylene diamine aging inhibitor, 1-3 portions of dihyaroquinoline aging inhibitor, 2-5 portions of diphenylamine aging inhibitor, 3-3.5 portions of processing aid, 0-5 portions of plasticizing agent, 1.3-2 portions of vulcanizing agent, 30-70 portions of strengthening agent, 5-8 portions of metallic oxide, 0.5-1 of stearic acid, 0.3-0.8 portion of antiscorching agent and 1.5-3 portions ofaccelerant. The durable high-temperature resisting acrylate rubber composition has favorable high-temperature and aging resisting performances.
Description
Technical field
The present invention relates to a kind of durable high-temperature resisting acrylate rubber composition, belong to the rubber combination technical field.
Background technology
The acrylic elastomer main chain is made up of stable hydrocarbon, and carboxyl is arranged, more stable than the dience rubber that has two keys on the main chain, particularly heatproof air aging performance is good, can exceed 30-60 ℃ than paracril use temperature, maximum operation (service) temperature is 180 ℃, and the interrupted or short period of time uses and can reach about 200 ℃, and the aging several years does not have considerable change in 150 ℃ of warm airs.
Summary of the invention
The purpose of this invention is to provide a kind of acrylate rubber composition, can in 180 ℃ hot air aging, use for a long time, there is no considerable change, can in 220 ℃ hot air aging, use in the short period of time.
In order to achieve the above object, technical scheme of the present invention provides a kind of durable high-temperature resisting acrylate rubber composition, it is characterized in that, is made up of following component in weight part:
100 parts of rubber;
P phenylenediamine type antioxidant 0-3 part;
Dihyaroquinoline class anti-aging agent 1-3 part;
Diphenylamine anti-aging agent 2-5 part;
Processing aid 3-3.5 part;
Softening agent 0-5 part;
Vulcanizing agent 1.3-2 part;
Strengthening agent: 30-70 part;
Metal oxide: 5-8 part;
Stearic acid: 0.5-1.5 part;
Scorch retarder: 0.3-0.8 part;
Promotor: 1.5-3 part.
Described rubber is AR72LS cold resisting type acrylic elastomer.Described p phenylenediamine type antioxidant is anti-aging agent 4020 or antioxidant 4010NA.Described dihyaroquinoline class anti-aging agent is an anti-aging agent RD.Described diphenylamine anti-aging agent is one or both in anti-aging agent 445 and the antioxidant BLE.Described processing aid is AC617A.Described softening agent is phthalic acid two (2-ethyl) own ester (dibutyl ester).Described vulcanizing agent is the composition of sulphur and vulcanizing agent TCY.Described strengthening agent is carbon black N-550 and carbon black N-330.Described metal oxide is a magnesium oxide.Described scorch retarder is an anti-scorching agent CTP.Described promotor is accelerant B Z.
The present invention has found that acrylic elastomer using two or three anti-aging agent and usefulness, can use for a long time in 180 ℃ hot air aging, the interrupted or short period of time uses and can reach about 220 ℃.
Embodiment
Specify the present invention below in conjunction with embodiment.AR72LS cold resisting type acrylic elastomer is produced by Nippon Zeon Co., Ltd. among the embodiment, nonrefractory type.Anti-aging agent 4020 compositions are N-(1, the 3-dimethylbutyl)-N '-diphenyl-para-phenylene diamine, and chemical plant, Nanjing company produces.The antioxidant 4010NA composition is N-sec.-propyl-N '-diphenyl-para-phenylene diamine, and chemical plant, Nanjing company produces.The anti-aging agent RD composition is 2,2,4-trimethylammonium-1, and 2-dihyaroquinoline polymkeric substance, chemical plant, Nanjing company produces.Anti-aging agent 445, the diphenylamine anti-aging agent, Naugard 445, and company of U.S. chemtura company produces.The antioxidant BLE composition is acetone and pentanoic high-temperature reaction product, and company of Shanghai rubber ingredients factory produces.Processing aid AC617A composition is low molecular polyethylene and its multipolymer, and the Jinchang, Guangzhou is contained company of Science and Technology Ltd. and produced.A plasticiser component is the own ester of phthalic acid two (2-ethyl), and production company is a Shanghai solvent factory.Vulcanizing agent TCY is the composition of trithiocyanuric acid, triazine three mercaptan, 1.3.5-triazine-2.4.6-three mercaptan and 2.4.6-three thiol group sulfo-triazines, and production company is Lianyun Harbour sharp crust chemical industry company limited.Carbon black N-550, Shanghai Cabot Co.,Ltd produces.Carbon black N-330, Shanghai Cabot Co.,Ltd produces.Accelerant B Z composition is a zinc dibutyl dithiocarbamate, and Huangyan, Zhejiang county chemical plant company produces.Anti-scorching agent CTP, composition are the N-cyclohexylthiophthalimide, and Huangyan East Sea chemical plant company produces.
Embodiment 1
A kind of durable high-temperature resisting acrylate rubber composition, form by following component in weight part:
AR72LS cold resisting type acrylic elastomer 100;
Stearic acid 1.5;
Magnesium oxide 5;
AC617A?3；
Anti-aging agent 445 2.5;
Anti-aging agent RD 1.5;
Anti-aging agent 4,020 2;
N-330?40；
N-550?20；
Dibutyl ester 3;
Anti-scorching agent CTP 0.3;
Sulphur 0.8;
Vulcanizing agent TCY 1
Accelerant B Z 2.5.
The refining process of above-mentioned composition adopts mill mixing, and its step is as follows:
The running machine, earlier be transferred to roll spacing the tightest, stearic acid dropped into allow its roll banding in the mill, can prevent the acrylic elastomer roll banding, roll spacing transfers to 2mm and puts into acrylic elastomer pressure Soft Roll roller behind about 10s, and then adds metal oxide, anti-aging agent and processing aid, after the adding, left and right sides cutter each twice, roll spacing is transferred to the tightest thin-pass and is beaten triangle Bao Sanci, roll spacing transfers to 2mm behind about 120s, after treating rubber unvulcanizate bag roller, add strengthening agent and softening agent, about 600s adds, and takes off rubber unvulcanizate and transfers to roll spacing the tightest, put into rubber unvulcanizate thin-pass triangle Bao Sanci again, behind about 120s, roll spacing transfers to 2mm, after bag roller slice is parked 12 hours, after putting into rubber unvulcanizate bag roller, add scorch retarder, vulcanizing agent and promotor, left and right sides cutter each twice, take off rubber unvulcanizate, transfer to roll spacing the tightest, put into the rubber unvulcanizate thin-pass and beat triangle Bao Wuci, behind about 240s, roll spacing transfers to 6mm bag roller slice or shaping.Wherein mill bowl temperature is below 50 ℃.
Present embodiment can use in 180 ℃ hot air aging for a long time, there is no considerable change, can use in 220 ℃ hot air aging in the short period of time.
Embodiment 2
A kind of durable high-temperature resisting acrylate rubber composition, form by following component in weight part:
AR72LS cold resisting type acrylic elastomer 100;
Stearic acid 1.5;
Magnesium oxide 5;
AC617A?3；
Anti-aging agent 445 2;
Anti-aging agent RD 1.5;
Anti-aging agent 410NA 2;
Anti-aging agent 4,020 1;
N-330?40；
N-550?20；
Dibutyl ester 5;
Anti-scorching agent CTP 0.6;
Sulphur 0.8;
Vulcanizing agent TCY 1.2
Accelerant B Z 1.5.
The refining process of above-mentioned composition is identical with embodiment 1
Present embodiment can use in 180 ℃ hot air aging for a long time, there is no considerable change, can use in 220 ℃ hot air aging in the short period of time.
Embodiment 3
A kind of durable high-temperature resisting acrylate rubber composition, form by following component in weight part:
AR72LS cold resisting type acrylic elastomer 100;
Stearic acid 0.5;
Magnesium oxide 5;
AC617A?3；
Anti-aging agent 445 2.5;
Anti-aging agent RD 3;
Anti-aging agent 4,020 2;
N-330?20；
N-550?10；
Anti-scorching agent CTP 0.5;
Sulphur 0.5;
Vulcanizing agent TCY 0.8;
Accelerant B Z 3.
The refining process of above-mentioned composition is identical with embodiment 1.
Present embodiment can use in 180 ℃ hot air aging for a long time, there is no considerable change, can use in 220 ℃ hot air aging in the short period of time.
Embodiment 4
A kind of durable high-temperature resisting acrylate rubber composition, form by following component in weight part:
AR72LS cold resisting type acrylic elastomer 100;
Stearic acid 1.5;
Magnesium oxide 6;
AC617A?3；
Anti-aging agent 445 3;
Antioxidant BLE 2;
Anti-aging agent 4,020 1.5;
N-330?30；
N-550?40；
Dibutyl ester 3;
Anti-scorching agent CTP 0.8;
Sulphur 0.5;
Vulcanizing agent TCY 0.9
Accelerant B Z 2.
The refining process of above-mentioned composition is identical with embodiment 1.
Present embodiment can use in 180 ℃ hot air aging for a long time, there is no considerable change, can use in 220 ℃ hot air aging in the short period of time.
Embodiment 5
A kind of durable high-temperature resisting acrylate rubber composition, form by following component in weight part:
AR72LS cold resisting type acrylic elastomer 100;
Stearic acid 1.5;
Magnesium oxide 5;
AC617A?3；
Anti-aging agent 445 2.5;
Anti-aging agent RD 3;
Antioxidant 4010NA 1;
N-330?40；
N-550?20；
Dibutyl ester 5;
Anti-scorching agent CTP 0.5;
Sulphur 0.8;
Vulcanizing agent TCY 1
Accelerant B Z 2.5.
The refining process of above-mentioned composition is identical with embodiment 1.
Present embodiment can use in 180 ℃ hot air aging for a long time, there is no considerable change, can use in 220 ℃ hot air aging in the short period of time.
Embodiment 6
A kind of durable high-temperature resisting acrylate rubber composition, form by following component in weight part:
AR72LS cold resisting type acrylic elastomer 100;
Stearic acid 1.5;
Magnesium oxide 8;
AC617A?3.5；
Anti-aging agent 445 2.5;
Anti-aging agent RD 1;
Anti-aging agent 4,020 2;
Antioxidant 4010NA 1;
N-330?40；
N-550?20；
Anti-scorching agent CTP 0.8;
Sulphur 0.5;
Vulcanizing agent TCY 1;
Accelerant B Z 2.5.
The refining process of above-mentioned composition is identical with embodiment 1.
Present embodiment can use in 180 ℃ hot air aging for a long time, there is no considerable change, can use in 220 ℃ hot air aging in the short period of time.
Embodiment 7
A kind of durable high-temperature resisting acrylate rubber composition, form by following component in weight part:
AR72LS cold resisting type acrylic elastomer 100;
Stearic acid 1;
Magnesium oxide 6;
AC617A?3；
Anti-aging agent 445 2.5;
Anti-aging agent RD 1.5;
Antioxidant 4010NA 2;
N-330?30；
N-550?40；
Anti-scorching agent CTP 0.6;
Sulphur 0.8;
Vulcanizing agent TCY 1
Accelerant B Z 2.5.
The refining process of above-mentioned composition is identical with embodiment 1.
Present embodiment can use in 180 ℃ hot air aging for a long time, there is no considerable change, can use in 220 ℃ hot air aging in the short period of time.
Embodiment 8
A kind of durable high-temperature resisting acrylate rubber composition, form by following component in weight part:
AR72LS cold resisting type acrylic elastomer 100;
Stearic acid 1.5;
Magnesium oxide 5;
AC617A?3；
Anti-aging agent 445 2.5;
Anti-aging agent RD 2;
Antioxidant BLE 2.5;
N-330?40；
N-550?20；
Anti-scorching agent CTP 0.6;
Sulphur 0.8;
Vulcanizing agent TCY 1
Accelerant B Z 2.5.
The refining process of above-mentioned composition is identical with embodiment 1.
Present embodiment can use in 180 ℃ hot air aging for a long time, there is no considerable change, can use in 220 ℃ hot air aging in the short period of time.
Embodiment 9
A kind of durable high-temperature resisting acrylate rubber composition, form by following component in weight part:
AR72LS cold resisting type acrylic elastomer 100;
Stearic acid 1.5;
Magnesium oxide 6;
AC617A?3；
Anti-aging agent 445 3;
Antioxidant BLE 2;
Anti-aging agent 4,020 1.5;
N-330?40；
N-550?20；
Dibutyl ester 3;
Anti-scorching agent CTP 0.5;
Sulphur 0.3;
Vulcanizing agent TCY 1;
Accelerant B Z 2.
The refining process of above-mentioned composition is identical with embodiment 1.
Present embodiment can use in 180 ℃ hot air aging for a long time, there is no considerable change, can use in 220 ℃ hot air aging in the short period of time.
Embodiment 10
A kind of durable high-temperature resisting acrylate rubber composition, form by following component in weight part:
AR72LS cold resisting type acrylic elastomer 100;
Stearic acid 1;
Magnesium oxide 8;
AC617A?3；
Anti-aging agent 445 3;
Anti-aging agent RD 3;
N-330?40；
N-550?20；
Dibutyl ester 3;
Anti-scorching agent CTP 0.8;
Sulphur 0.6;
Vulcanizing agent TCY 0.8
Accelerant B Z 2.
The refining process of above-mentioned composition is identical with embodiment 1.
Present embodiment can use in 180 ℃ hot air aging for a long time, there is no considerable change, can use in 220 ℃ hot air aging in the short period of time.
Claims (12)
1, a kind of durable high-temperature resisting acrylate rubber composition is characterized in that, is made up of following component in weight part:
100 parts of rubber;
P phenylenediamine type antioxidant 0-3 part;
Dihyaroquinoline class anti-aging agent 1-3 part;
Diphenylamine anti-aging agent 2-5 part;
Processing aid 3-3.5 part;
Softening agent 0-5 part;
Vulcanizing agent 1.3-2 part;
Strengthening agent: 30-70 part;
Metal oxide: 5-8 part;
Stearic acid: 0.5-1.5 part;
Scorch retarder: 0.3-0.8 part;
Promotor: 1.5-3 part.
2, acrylate rubber composition as claimed in claim 1 is characterized in that, described rubber is AR72LS cold resisting type acrylic elastomer.
3, acrylate rubber composition as claimed in claim 1 is characterized in that, described p phenylenediamine type antioxidant is anti-aging agent 4020 or antioxidant 4010NA.
4, acrylate rubber composition as claimed in claim 1 is characterized in that, described dihyaroquinoline class anti-aging agent is an anti-aging agent RD.
5, acrylate rubber composition as claimed in claim 1 is characterized in that, described diphenylamine anti-aging agent is one or both in anti-aging agent 445 and the antioxidant BLE.
6, acrylate rubber composition as claimed in claim 1 is characterized in that, described processing aid is AC617A.
7, acrylate rubber composition as claimed in claim 1 is characterized in that, described softening agent is the own ester of phthalic acid two (2-ethyl).
8, acrylate rubber composition as claimed in claim 1 is characterized in that, described vulcanizing agent is the composition of sulphur and vulcanizing agent TCY.
9, acrylate rubber composition as claimed in claim 1 is characterized in that, described strengthening agent is carbon black N-550 and carbon black N-330.
10, acrylate rubber composition as claimed in claim 1 is characterized in that, described metal oxide is a magnesium oxide.
11, acrylate rubber composition as claimed in claim 1 is characterized in that, described scorch retarder is an anti-scorching agent CTP.
12, acrylate rubber composition as claimed in claim 1 is characterized in that, described promotor is accelerant B Z.
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| CN2009101957936A CN101649099B (en) | 2009-09-17 | 2009-09-17 | Durable high-temperature resisting acrylate rubber composition |
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|---|---|---|---|
| CN2009101957936A CN101649099B (en) | 2009-09-17 | 2009-09-17 | Durable high-temperature resisting acrylate rubber composition |
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| CN101649099B CN101649099B (en) | 2012-01-18 |
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| CN101649099B (en) | 2012-01-18 |
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