CN105111514A - Environmental-friendly high-temperature-resistant sealing ring rubber material and production process therefor - Google Patents
Environmental-friendly high-temperature-resistant sealing ring rubber material and production process therefor Download PDFInfo
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- CN105111514A CN105111514A CN201510496850.XA CN201510496850A CN105111514A CN 105111514 A CN105111514 A CN 105111514A CN 201510496850 A CN201510496850 A CN 201510496850A CN 105111514 A CN105111514 A CN 105111514A
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Abstract
The present invention relates to the treatment field of medical waste water, in particular to an environmental-friendly high-temperature-resistant sealing ring rubber material and a production process therefor. The environmental-friendly high-temperature-resistant sealing ring rubber material comprises natural rubber, styrene butadiene rubber, an accelerant M, an accelerant BZ, an accelerant TT, an accelerant TE, stearate, a phosphorus based flame retardant, a nitrogen based flame retardant, a nitrogen phosphorus flame retardant, an antioxidant RD, an antioxidant SP, carbon black 774, carbon black 220, silica, nano-calcium carbonate, a scorch retarder CTP, a mold releasing agent 935P, nano zinc oxide, sulfur, carnauba wax, a surfactant magnesium oxide, an acid-base balancer PEG400, composite paraffine, alkyl phenolic resin and a rubber plasticizer cashew nut shell oil. According to the environmental-friendly high-temperature-resistant sealing ring rubber material, the flame retardant formed by non-halogen elements is used to improve the high temperature resistance of the sealing ring, so that high temperature resistance of the sealing ring is obviously improved, and a sealing ring fabricated by the process has advantages of ageing sistance, good tearin resistance, low cost and the like.
Description
Technical field
The present invention relates to rubber seal processing and manufacturing field, is a kind of environment friendly heat resistant seal ring rubber material and production technique thereof specifically.
Background technology
Rubber sealing-ring all makes material of main part with natural rubber and terpolymer EP rubber all the time in the prior art, then undertaken fire-retardant by adding aluminium hydroxide, decabromodiphynly oxide and antimonous oxide, the fire retardant material containing halogen such as clorafin realizes anti-flaming function, but the rubber item containing these fire retardant materials often produces a large amount of toxic gas in combustion, all very large injury can be caused to environment and human body, and rubber is at decabromodiphenyl oxide, under the effect of the fire-retardant scheme such as antimonous oxide and aluminium hydroxide, flame retardant effect neither be fine, simultaneously, owing to filling heavy dose of fire retardant, cause rubber physical poor performance, therefore, the flame retardant rubber used made by halogen containing flame-retardant can be found out, advantage is to have higher flame retardant resistance, shortcoming is that environmental protection is not up to standard, a large amount of smog is produced during burning, toxicant, strong corrosive material, all larger injury can be produced to environment and human body.Application number be 201410226732.2 a Chinese patent disclose a kind of preparation technology of automobile sealed circle elastomeric material, its fire retardant used is fire retardant tetrachlorophthalic tetrachlorophthalic anhydrid, haloid element fire retardant not yet, therefore, can see that the processing and fabricating technology having seal ring rubber material can not meet the productive life demand of people far away, people are badly in need of a kind of environment friendly heat resistant seal ring rubber material and production technique thereof, the fire retardant that it utilizes non-haloid element to form improves the high temperature resistant character of sealing-ring, the resistance to elevated temperatures of sealing-ring can be significantly improved, simultaneously, the sealing-ring made by this processes also has ageing-resistant, tear-resistant performance is good, low cost and other advantages.
Summary of the invention
In order to make up the deficiencies in the prior art, the invention provides a kind of environment friendly heat resistant seal ring rubber material and production technique thereof, the fire retardant that it utilizes non-haloid element to form improves the high temperature resistant character of sealing-ring, the resistance to elevated temperatures of sealing-ring can be significantly improved, meanwhile, the sealing-ring made by this processes also has that ageing-resistant, tear-resistant performance is good, low cost and other advantages.
The technical solution adopted for the present invention to solve the technical problems is: a kind of environment friendly heat resistant seal ring rubber material and production technique thereof, be made up of the raw material of following weight part: natural rubber 100 parts, styrene-butadiene rubber(SBR) 35-50 part, promotor 2-3.5 part, stearic acid 0.9-1.7 part, fire retardant 25-35 part, anti-aging agent RD 0.9-1.3 part, antioxidant SP 0.7-1.7 part, strengthening agent 10-50 part, anti-scorching agent CTP 0.1-0.5 part, releasing agent 0.5-1.5 part, nano zine oxide 3-6 part, vulcanizing agent 0.5-1 part, palm wax 2-2.5 part, promoting agent magnesium oxide 1-3 part, acid base equilibrium agent PEG4001-3 part, compound paraffin 0.8-1.3 part, alkyl phenolic resin 4-5 part, rubber plastizing agent cashew nut shell oil 2.5-3.2 part.
Described promotor is made up of the proportioning raw materials of following weight part: captax 0.5-1.0 part, accelerant B Z0.7-1.1 part, promotor TT0.3-0.5 part, acceterator TE 0.4-0.9 part.
Described fire retardant is made up of the proportioning raw materials of following weight part: phosphorus flame retardant 8-12 part, nitrogenated flame retardant 5-7 part, nitrogen phosphorus fire retardant 12-16 part.
Described releasing agent is releasing agent 935P.
Described vulcanizing agent is sulphur.
Described strengthening agent is made up of the proportioning raw materials of following weight part: 774 carbon black 10-15 parts, 220 carbon black 0-12 parts, white carbon black 0-12 part, nano-calcium carbonate 0-11 part.
The manufacturing process steps of above-mentioned environment friendly heat resistant seal ring rubber material is specific as follows:
(1) first natural rubber, styrene-butadiene rubber(SBR) are added in Banbury mixer the 3-4 minute that plasticates;
(2) add stearic acid in backward Banbury mixer, fire retardant, anti-aging agent RD, antioxidant SP, anti-scorching agent CTP, nano zine oxide, palm wax, promoting agent magnesium oxide, acid base equilibrium agent, compound paraffin, alkyl phenolic resin, rubber plastizing agent cashew nut shell oil carry out pressurization refining glue;
(3) after Banbury mixer load reaches 180, add releasing agent and strengthening agent in Banbury mixer, continue pressurization refining glue 2-4min, binder removal obtains master batch to mill bottom sheet;
(4), after master batch being placed 12-16h, in mill, add vulcanizing agent and promotor, until vulcanizing agent and promotor dispersed after, thin-pass 6-8 bottom sheet, namely obtains environmental protection flame retardant seal ring rubber material.
The invention has the beneficial effects as follows:
1. the present invention is by great many of experiments, starting material is divided in the different production phase to add, and can significantly improve various raw-material material property, make the present invention have high temperature resistant, ageing-resistant, tear-resistant performance good, and it is excellent that cost is low etc.;
2. the fire retardant that the present invention utilizes non-haloid element to form improves the high temperature resistant character of sealing-ring, can significantly improve the resistance to elevated temperatures of sealing-ring, meanwhile, also can protection of the environment, improve the physicals of elastomeric material.
Embodiment
The technique means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, setting forth the present invention further below in conjunction with specific embodiment.
Embodiment one:
Natural rubber 100 parts, 35 parts, styrene-butadiene rubber(SBR), captax 0.5 part, accelerant B Z0.7 part, promotor TT0.3 part, acceterator TE 0.4 part, stearic acid 0.9 part, phosphorus flame retardant 8 parts, nitrogenated flame retardant 5 parts, nitrogen phosphorus fire retardant 12 parts, anti-aging agent RD 0.9 part, antioxidant SP 0.7 part, 774 carbon blacks 10 parts, 220 carbon blacks 2 parts, white carbon black 2 parts, nano-calcium carbonate 2 parts, anti-scorching agent CTP 0.1 part, releasing agent 935P0.5 part, nano zine oxide 3 parts, 0.5 part, sulphur, palm wax 2 parts, 1 part, promoting agent magnesium oxide, acid base equilibrium agent PEG4001 part, 0.8 part, compound paraffin, alkyl phenolic resin 4 parts, rubber plastizing agent cashew nut shell oil 2.5 parts.
The production technique of the environment friendly heat resistant seal ring rubber material that the present embodiment provides, comprises the following steps:
(1) first natural rubber, styrene-butadiene rubber(SBR) are added in Banbury mixer and plasticate 3 minutes;
(2) add stearic acid in backward Banbury mixer, fire retardant, anti-aging agent RD, antioxidant SP, anti-scorching agent CTP, nano zine oxide, palm wax, promoting agent magnesium oxide, acid base equilibrium agent, compound paraffin, alkyl phenolic resin, rubber plastizing agent cashew nut shell oil carry out pressurization refining glue;
(3) after Banbury mixer load reaches 170, add releasing agent and strengthening agent in Banbury mixer, continue pressurization refining glue 2min, binder removal obtains master batch to mill bottom sheet;
(4), after master batch being placed 12h, in mill, add vulcanizing agent and promotor, until vulcanizing agent and promotor dispersed after, thin-pass 6 bottom sheet, namely obtain environmental protection flame retardant seal ring rubber material.
Embodiment two:
Natural rubber 100 parts, 50 parts, styrene-butadiene rubber(SBR), captax 1.0 parts, accelerant B Z1.1 part, promotor TT0.5 part, acceterator TE 0.9 part, stearic acid 1.7 parts, phosphorus flame retardant 12 parts, nitrogenated flame retardant 7 parts, nitrogen phosphorus fire retardant 16 parts, anti-aging agent RD 1.3 parts, antioxidant SP 1.7 parts, 774 carbon blacks 15 parts, 220 carbon blacks 12 parts, white carbon black 12 parts, nano-calcium carbonate 11 parts, anti-scorching agent CTP 0.5 part, releasing agent 935P1.5 part, nano zine oxide 6 parts, 1 part, sulphur, palm wax 2.5 parts, 3 parts, promoting agent magnesium oxide, acid base equilibrium agent PEG4003 part, 1.3 parts, compound paraffin, alkyl phenolic resin 5 parts, rubber plastizing agent cashew nut shell oil 3.2 parts.
The production technique of the environment friendly heat resistant seal ring rubber material that the present embodiment provides, comprises the following steps:
(1) first natural rubber, styrene-butadiene rubber(SBR) are added in Banbury mixer and plasticate 4 minutes;
(2) add stearic acid in backward Banbury mixer, fire retardant, anti-aging agent RD, antioxidant SP, anti-scorching agent CTP, nano zine oxide, palm wax, promoting agent magnesium oxide, acid base equilibrium agent, compound paraffin, alkyl phenolic resin, rubber plastizing agent cashew nut shell oil carry out pressurization refining glue;
(3) after Banbury mixer load reaches 170, add releasing agent and strengthening agent in Banbury mixer, continue pressurization refining glue 4min, binder removal obtains master batch to mill bottom sheet;
(4), after master batch being placed 14h, in mill, add vulcanizing agent and promotor, until vulcanizing agent and promotor dispersed after, thin-pass 7 bottom sheet, namely obtain environmental protection flame retardant seal ring rubber material.
Embodiment three:
Natural rubber 100 parts, 40 parts, styrene-butadiene rubber(SBR), captax 0.7 part, accelerant B Z0.9 part, promotor TT0.4 part, acceterator TE 0.7 part, stearic acid 1.4 parts, phosphorus flame retardant 10 parts, nitrogenated flame retardant 6 parts, nitrogen phosphorus fire retardant 14 parts, anti-aging agent RD 1.1 parts, antioxidant SP 1.2 parts, 774 carbon blacks 12 parts, 220 carbon blacks 8 parts, white carbon black 6 parts, nano-calcium carbonate 5 parts, anti-scorching agent CTP 0.3 part, releasing agent 935P0.9 part, nano zine oxide 5 parts, 0.7 part, sulphur, palm wax 2.2 parts, 2 parts, promoting agent magnesium oxide, acid base equilibrium agent PEG4002 part, 1.1 parts, compound paraffin, alkyl phenolic resin 4.5 parts, rubber plastizing agent cashew nut shell oil 2.8 parts.
The production technique of the environment friendly heat resistant seal ring rubber material that the present embodiment provides, comprises the following steps:
(1) first natural rubber, styrene-butadiene rubber(SBR) are added in Banbury mixer and plasticate 3.5 minutes;
(2) add stearic acid in backward Banbury mixer, fire retardant, anti-aging agent RD, antioxidant SP, anti-scorching agent CTP, nano zine oxide, palm wax, promoting agent magnesium oxide, acid base equilibrium agent, compound paraffin, alkyl phenolic resin, rubber plastizing agent cashew nut shell oil carry out pressurization refining glue;
(3) after Banbury mixer load reaches 170, add releasing agent and strengthening agent in Banbury mixer, continue pressurization refining glue 2-4min, binder removal obtains master batch to mill bottom sheet;
(4), after master batch being placed 14h, in mill, add vulcanizing agent and promotor, until vulcanizing agent and promotor dispersed after, thin-pass 8 bottom sheet, namely obtain environmental protection flame retardant seal ring rubber material.
Embodiment four:
Natural rubber 100 parts, 40 parts, styrene-butadiene rubber(SBR), captax 0.7 part, accelerant B Z0.9 part, promotor TT0.4 part, acceterator TE 0.7 part, stearic acid 1.4 parts, phosphorus flame retardant 10 parts, nitrogenated flame retardant 6 parts, nitrogen phosphorus fire retardant 14 parts, anti-aging agent RD 1.1 parts, antioxidant SP 1.2 parts, 774 carbon blacks 12 parts, 220 carbon blacks 8 parts, white carbon black 6 parts, nano-calcium carbonate 5 parts, anti-scorching agent CTP 0.3 part, releasing agent 935P0.9 part, nano zine oxide 5 parts, 0.7 part, sulphur, palm wax 2.2 parts, 2 parts, promoting agent magnesium oxide, acid base equilibrium agent PEG4002 part, 1.1 parts, compound paraffin, alkyl phenolic resin 4.5 parts, rubber plastizing agent cashew nut shell oil 2.8 parts.
The production technique of the environment friendly heat resistant seal ring rubber material that the present embodiment provides, comprises the following steps:
(1) first natural rubber, styrene-butadiene rubber(SBR) are added in Banbury mixer and plasticate 3 minutes;
(2) add stearic acid in backward Banbury mixer, fire retardant, anti-aging agent RD, antioxidant SP, anti-scorching agent CTP, nano zine oxide, palm wax, promoting agent magnesium oxide, acid base equilibrium agent, compound paraffin, alkyl phenolic resin, rubber plastizing agent cashew nut shell oil carry out pressurization refining glue;
(3) after Banbury mixer load reaches 170, add releasing agent and strengthening agent in Banbury mixer, continue pressurization refining glue 2min, binder removal obtains master batch to mill bottom sheet;
(4), after master batch being placed 12h, in mill, add vulcanizing agent and promotor, until vulcanizing agent and promotor dispersed after, thin-pass 6 bottom sheet, namely obtain environmental protection flame retardant seal ring rubber material.
The present invention can by adjusting the formulated component between various material, produced environment friendly heat resistant seal ring rubber material is made to be applicable to the performance requriements producing different sealing ring materials, such as, the environment friendly heat resistant seal ring rubber material that embodiment 1 provides mainly is used to the making of auto pump sealing-ring, the environment friendly heat resistant seal ring rubber material that embodiment 2 provides mainly is used to the making of boiler low-temperature water outlet sealing-ring, the environment friendly heat resistant seal ring rubber material that embodiment 3 provides mainly is used to the making of vehicle impact piston ring, the environment friendly heat resistant seal ring rubber material that embodiment 4 provides mainly is used to the making of vehicle impact piston ring.
According to relevant country and industry standard, to using the rubber seal of environment friendly heat resistant seal ring rubber material of the present invention manufacture to test in the index of correlation of embodiment 1-4, concrete outcome as shown in Table 1 and Table 2.
Form 1 automotive trim environmental protection flame retardant rubber item physics and flame retardant properties index
Form 2 automotive trim environmental protection flame retardant rubber item environmental-protecting performance index
Not only physical index is excellent can to see automotive trim environmental protection flame retardant rubber item provided by the present invention from table 1 and table 2, good flame resistance, and its environmental-protecting performance is very excellent, every environmental-protecting performance index is far below country and industry standard, and this product has very large market popularization value.
More than show and describe ultimate principle of the present invention, principal character and advantage.The technician of the industry should understand; the present invention is not restricted to the described embodiments; description in above-described embodiment and specification sheets principle of the present invention is just described; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (7)
1. an environment friendly heat resistant seal ring rubber material, it is characterized in that, be made up of the raw material of following weight part: natural rubber 100 parts, styrene-butadiene rubber(SBR) 35-50 part, promotor 2-3.5 part, stearic acid 0.9-1.7 part, fire retardant 25-35 part, anti-aging agent RD 0.9-1.3 part, antioxidant SP 0.7-1.7 part, strengthening agent 10-50 part, anti-scorching agent CTP 0.1-0.5 part, releasing agent 0.5-1.5 part, nano zine oxide 3-6 part, vulcanizing agent 0.5-1 part, palm wax 2-2.5 part, promoting agent magnesium oxide 1-3 part, acid base equilibrium agent PEG4001-3 part, compound paraffin 0.8-1.3 part, alkyl phenolic resin 4-5 part, rubber plastizing agent cashew nut shell oil 2.5-3.2 part.
2. a kind of environment friendly heat resistant seal ring rubber material according to claim 1, it is characterized in that, described promotor is made up of the proportioning raw materials of following weight part: captax 0.5-1.0 part, accelerant B Z0.7-1.1 part, promotor TT0.3-0.5 part, acceterator TE 0.4-0.9 part.
3. a kind of environment friendly heat resistant seal ring rubber material according to claim 1, it is characterized in that, described fire retardant is made up of the proportioning raw materials of following weight part: phosphorus flame retardant 8-12 part, nitrogenated flame retardant 5-7 part, nitrogen phosphorus fire retardant 12-16 part.
4. a kind of environment friendly heat resistant seal ring rubber material according to claim 1, is characterized in that, described releasing agent is releasing agent 935P.
5. a kind of environment friendly heat resistant seal ring rubber material according to claim 1, is characterized in that, described vulcanizing agent is sulphur.
6. a kind of environment friendly heat resistant seal ring rubber material according to claim 1, it is characterized in that, described strengthening agent is made up of the proportioning raw materials of following weight part: 774 carbon black 10-15 parts, 220 carbon black 0-12 parts, white carbon black 0-12 part, nano-calcium carbonate 0-11 part.
7. the production technique of a kind of environment friendly heat resistant seal ring rubber material according to any one of claim 1-6, is characterized in that, comprise the following steps:
(1) first natural rubber, styrene-butadiene rubber(SBR) are added in Banbury mixer the 3-4 minute that plasticates;
(2) add stearic acid in backward Banbury mixer, fire retardant, anti-aging agent RD, antioxidant SP, anti-scorching agent CTP, nano zine oxide, palm wax, promoting agent magnesium oxide, acid base equilibrium agent, compound paraffin, alkyl phenolic resin, rubber plastizing agent cashew nut shell oil carry out pressurization refining glue;
(3) treat that Banbury mixer load reaches 180, add releasing agent and strengthening agent in backward Banbury mixer, continue pressurization refining glue 2-4min, binder removal obtains master batch to mill bottom sheet;
(4), after master batch being placed 12-16h, in mill, add vulcanizing agent and promotor, until vulcanizing agent and promotor dispersed after, thin-pass 6-8 bottom sheet, namely obtains environmental protection flame retardant seal ring rubber material.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105860158A (en) * | 2016-04-26 | 2016-08-17 | 安徽润康橡塑科技有限公司 | Oxidation resisting rubber for automobiles |
| CN106188700A (en) * | 2016-07-07 | 2016-12-07 | 芜湖风雪橡胶有限公司 | Flame retardant rubber composition and the preparation method of flame retardant rubber |
| CN107286401A (en) * | 2017-08-08 | 2017-10-24 | 伊婕 | A kind of papermaking rubber roller material and preparation method thereof |
| CN112646242A (en) * | 2020-12-22 | 2021-04-13 | 博戈橡胶金属（上海）有限公司 | Metal inorganic salt high-temperature-resistant rubber for engine suspension and preparation method thereof |
| CN114395173A (en) * | 2021-12-13 | 2022-04-26 | 东莞市瑞拓五金橡塑有限公司 | Formula and preparation method of high-temperature-resistant rubber sealing ring |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103772829A (en) * | 2014-01-24 | 2014-05-07 | 河南恒发橡塑制品有限公司 | Environment-friendly flame-retardant rubber product for automotive interior and production technology thereof |
| CN104277250A (en) * | 2014-05-26 | 2015-01-14 | 安徽宁国尚鼎橡塑制品有限公司 | Preparation process of rubber material for seal ring of automobile |
-
2015
- 2015-08-13 CN CN201510496850.XA patent/CN105111514A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103772829A (en) * | 2014-01-24 | 2014-05-07 | 河南恒发橡塑制品有限公司 | Environment-friendly flame-retardant rubber product for automotive interior and production technology thereof |
| CN104277250A (en) * | 2014-05-26 | 2015-01-14 | 安徽宁国尚鼎橡塑制品有限公司 | Preparation process of rubber material for seal ring of automobile |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105860158A (en) * | 2016-04-26 | 2016-08-17 | 安徽润康橡塑科技有限公司 | Oxidation resisting rubber for automobiles |
| CN106188700A (en) * | 2016-07-07 | 2016-12-07 | 芜湖风雪橡胶有限公司 | Flame retardant rubber composition and the preparation method of flame retardant rubber |
| CN107286401A (en) * | 2017-08-08 | 2017-10-24 | 伊婕 | A kind of papermaking rubber roller material and preparation method thereof |
| CN112646242A (en) * | 2020-12-22 | 2021-04-13 | 博戈橡胶金属（上海）有限公司 | Metal inorganic salt high-temperature-resistant rubber for engine suspension and preparation method thereof |
| CN114395173A (en) * | 2021-12-13 | 2022-04-26 | 东莞市瑞拓五金橡塑有限公司 | Formula and preparation method of high-temperature-resistant rubber sealing ring |
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Application publication date: 20151202 |