CN103709456A - Ozone-resistant rubber composition for automobile shock absorber - Google Patents
Ozone-resistant rubber composition for automobile shock absorber Download PDFInfo
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- CN103709456A CN103709456A CN201310687377.4A CN201310687377A CN103709456A CN 103709456 A CN103709456 A CN 103709456A CN 201310687377 A CN201310687377 A CN 201310687377A CN 103709456 A CN103709456 A CN 103709456A
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Abstract
The invention discloses an ozone-resistant rubber composition for an automobile shock absorber. The ozone-resistant rubber composition is composed of the following raw materials in parts by weight: 95-100 parts of natural rubber SVR3L, 1-2 parts of konjac glucomannan, 2-3 parts of ethylene thiourea, 1-2 parts of hexafluoro-acetylacetone, 20-25 parts of nano bentonite, 10-12 parts of attapulgite, 4-6 parts of high-boron calcium borate, 1-2 parts of accelerator px, 4-7 parts of barium stearate, 1-2 parts of 8-hydroxyquinoline, 1-2 parts of antiager tnp, 1-2 parts of antiager 4010NA, 4-6 parts of polyethylene wax, 1-1.6 parts of sulfur and 23-30 parts of composite fillers. The spring rubber material disclosed by the invention has good abrasion resistance, corrosion resistance and tensile properties and particularly has good ozone resistance, if being stretched at 50pphm*40 DEG C*20%, the spring rubber material generates no crack within 200 hours.
Description
Technical field
The present invention relates generally to auto parts machinery field, relates in particular to a kind of ozone resistant rubber combination for automobile absorber.
Background technology
Because natural rubber has above-mentioned series of physical chemical property, especially the characteristic such as its good rebound resilience, insulativity, water-resisting property and plasticity-, and, after suitable processing, also there is oil resistant, the valuable character such as acidproof, alkaline-resisting, heat-resisting, cold-resistant, withstand voltage, wear-resisting, so, there is extensive use.The rain boots that for example use in daily life, hot-water bag, elastic tape; Surgeon's gloves, blood transfusion tube, condom that medical and health industry is used; The various tires that use in communications and transportation; The travelling belt of industrial use, travelling belt, acidproof and alkaline-resisting gloves; The irrigation hose, the ammoniacal liquor bag that in agricultural, use; The sounding balloon that meteorologic survey is used; The sealing that scientific experimentation is used, shock-absorption; The aircraft using in national defence, tank, artillery, smoke mask; Even the high-grade, precision and advanced scientific and technical product such as rocket, artificial earth satellite and spaceship all be unable to do without natural rubber.
Summary of the invention
The object of the invention is just to provide a kind of ozone resistant rubber combination for automobile absorber.
The present invention is achieved by the following technical solutions:
For an ozone resistant rubber combination for automobile absorber, it is comprised of the raw material of following weight parts:
Natural rubber SVR 3L 95-100, Rhizoma amorphophalli glucomannan 1-2, ethylene thiourea 2-3, hexafluoroacetylacetone 1-2, nano-bentonite 20-25, attapulgite 10-12, high boron lime borate 4-6, promotor px1-2, barium stearate 4-7, oxine 1-2, anti-aging agent tnp1-2, antioxidant 4010NA 1-2, polyethylene wax 4-6, sulphur 1-1.6, compounded mix 23-30;
Described compounded mix is comprised of the raw material of following weight parts:
Black earth 46-50, agalmatolite 10-14, jade powder 5-7, bamboo charcoal powder 2-3, polyetherketoneetherketoneketone 4-6, calcium acetylacetonate 1-2, copper 8-quinolinolate 1-2, methylcarbonate 0.5-1;
Above-mentioned black earth is mixed with agalmatolite, calcine 2-3 hour at 600-800 ℃, after discharging is cooling, becomes powder with jade powder mixed grinding; Above-mentioned bamboo charcoal powder, polyetherketoneetherketoneketone are mixed, and heated and stirred 8-10 minute at 90-120 ℃, mixes with above-mentioned powder after cooling, add copper 8-quinolinolate, 80-100 rev/min of dispersed with stirring 4-6 minute, drips methylcarbonate, fully ball milling, crosses 80-100 mesh sieve, obtains described compounded mix.
A preparation method for the ozone resistant rubber combination of automobile absorber, comprises the following steps:
Above-mentioned natural rubber SVR3L is mixed and puts into Banbury mixer banburying 30-40s, and banburying temperature is 60-100 ℃; Add each raw material except promotor px, sulphur, mixing 8-12 minute, binder removal, is cooled to below 50 ℃, drops in mill, adds each raw material of residue, and thin-pass 3-5 time obtains the described ozone resistant rubber combination for automobile absorber.
Advantage of the present invention is:
Spring-rubber material of the present invention have well wear-resisting, corrosion-resistant, stretch-proof performance, especially ozone resistance are good, 50pphm * 40 ℃ * 20% stretches, and within 200 hours, does not occur be full of cracks.
Embodiment
Embodiment 1
For an ozone resistant rubber combination for automobile absorber, it by following weight parts (kilogram) raw material form:
Natural rubber SVR 3L 100, Rhizoma amorphophalli glucomannan 1, ethylene thiourea 2, hexafluoroacetylacetone 2, nano-bentonite 25, attapulgite 12, high boron lime borate 6, promotor px2, barium stearate 4, oxine 1, anti-aging agent tnp2, antioxidant 4010NA 1, polyethylene wax 6, sulphur 1.6, compounded mix 30;
Described compounded mix is comprised of the raw material of following weight parts:
Black earth 50, agalmatolite 14, jade powder 5, bamboo charcoal powder 3, polyetherketoneetherketoneketone 4, calcium acetylacetonate 2, copper 8-quinolinolate 1, methylcarbonate 0.5;
Above-mentioned black earth is mixed with agalmatolite, calcine 3 hours at 800 ℃, after discharging is cooling, becomes powder with jade powder mixed grinding; Above-mentioned bamboo charcoal powder, polyetherketoneetherketoneketone are mixed, and heated and stirred is 10 minutes at 120 ℃, mixes after cooling with above-mentioned powder, add copper 8-quinolinolate, 100 revs/min of dispersed with stirring 4 minutes, drip methylcarbonate, fully ball milling, crosses 100 mesh sieves, obtains described compounded mix.
For a preparation method for the ozone resistant rubber combination of automobile absorber, in comprising the following steps:
Above-mentioned natural rubber SVR3L is mixed and puts into Banbury mixer banburying 40s, and banburying temperature is 100 ℃; Add each raw material except promotor px, sulphur, mixing 12 minutes, binder removal, was cooled to below 50 ℃, dropped in mill, added each raw material of residue, and thin-pass 3 times obtains the described ozone resistant rubber combination for automobile absorber.
Performance test:
Tensile strength: 15.1Mpa;
Elongation at break: 438.1%;
70 ℃ * 22h * 20% compression set: 16.7%;
70 ℃ * 70h air oven aging test:
Tensile strength at yield reduced rate: 5.4%, elongation at break reduced rate: 8.9%.
Claims (2)
1. for an ozone resistant rubber combination for automobile absorber, it is characterized in that what it was comprised of the raw material of following weight parts:
Natural rubber SVR 3L 95-100, Rhizoma amorphophalli glucomannan 1-2, ethylene thiourea 2-3, hexafluoroacetylacetone 1-2, nano-bentonite 20-25, attapulgite 10-12, high boron lime borate 4-6, promotor px1-2, barium stearate 4-7, oxine 1-2, anti-aging agent tnp1-2, antioxidant 4010NA 1-2, polyethylene wax 4-6, sulphur 1-1.6, compounded mix 23-30;
Described compounded mix is comprised of the raw material of following weight parts:
Black earth 46-50, agalmatolite 10-14, jade powder 5-7, bamboo charcoal powder 2-3, polyetherketoneetherketoneketone 4-6, calcium acetylacetonate 1-2, copper 8-quinolinolate 1-2, methylcarbonate 0.5-1;
Above-mentioned black earth is mixed with agalmatolite, calcine 2-3 hour at 600-800 ℃, after discharging is cooling, becomes powder with jade powder mixed grinding; Above-mentioned bamboo charcoal powder, polyetherketoneetherketoneketone are mixed, and heated and stirred 8-10 minute at 90-120 ℃, mixes with above-mentioned powder after cooling, add copper 8-quinolinolate, 80-100 rev/min of dispersed with stirring 4-6 minute, drips methylcarbonate, fully ball milling, crosses 80-100 mesh sieve, obtains described compounded mix.
2. a preparation method for the ozone resistant rubber combination for automobile absorber as claimed in claim 1, is characterized in that comprising the following steps:
Above-mentioned natural rubber SVR3L is mixed and puts into Banbury mixer banburying 30-40s, and banburying temperature is 60-100 ℃; Add each raw material except promotor px, sulphur, mixing 8-12 minute, binder removal, is cooled to below 50 ℃, drops in mill, adds each raw material of residue, and thin-pass 3-5 time obtains the described ozone resistant rubber combination for automobile absorber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310687377.4A CN103709456A (en) | 2013-12-16 | 2013-12-16 | Ozone-resistant rubber composition for automobile shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310687377.4A CN103709456A (en) | 2013-12-16 | 2013-12-16 | Ozone-resistant rubber composition for automobile shock absorber |
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| Publication Number | Publication Date |
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| CN103709456A true CN103709456A (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310687377.4A Pending CN103709456A (en) | 2013-12-16 | 2013-12-16 | Ozone-resistant rubber composition for automobile shock absorber |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112644037A (en) * | 2020-12-27 | 2021-04-13 | 太仓市华诚纺织配件有限公司 | Preparation process of high-stability damping leather ring frame for textile machinery |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4303574A (en) * | 1979-06-19 | 1981-12-01 | General Electric Company | Heat resistant ethylene-propylene rubber with improved tensile properties and insulated conductor product thereof |
| CN102174216A (en) * | 2011-01-13 | 2011-09-07 | 徐州工业职业技术学院 | Glue taking waste argil as filler and softener |
| US20120010340A1 (en) * | 2010-07-08 | 2012-01-12 | Hyundai Motor Company | Polypropylene resin composition with black high gloss finish |
| CN102464811A (en) * | 2010-11-04 | 2012-05-23 | 天津市环宇橡塑制造公司 | Ozone resistant natural rubber compound for automobile shock absorber |
| CN102705411A (en) * | 2012-06-01 | 2012-10-03 | 安徽微威胶件集团有限公司 | Ozone-resisting supporting rubber vibration absorber of truck cab and preparation method of ozone-resisting supporting rubber vibration absorber |
| CN103146037A (en) * | 2013-03-20 | 2013-06-12 | 柯宇旋 | Environment-friendly highly heat-resistant automobile engine shock absorber rubber formula |
| CN103242569A (en) * | 2013-05-31 | 2013-08-14 | 安徽中鼎减震橡胶技术有限公司 | High-hardness low-dynamic ratio rubber material for automobile shock absorber bushing and preparation method for high-hardness low-dynamic ratio rubber material |
-
2013
- 2013-12-16 CN CN201310687377.4A patent/CN103709456A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4303574A (en) * | 1979-06-19 | 1981-12-01 | General Electric Company | Heat resistant ethylene-propylene rubber with improved tensile properties and insulated conductor product thereof |
| US20120010340A1 (en) * | 2010-07-08 | 2012-01-12 | Hyundai Motor Company | Polypropylene resin composition with black high gloss finish |
| CN102464811A (en) * | 2010-11-04 | 2012-05-23 | 天津市环宇橡塑制造公司 | Ozone resistant natural rubber compound for automobile shock absorber |
| CN102174216A (en) * | 2011-01-13 | 2011-09-07 | 徐州工业职业技术学院 | Glue taking waste argil as filler and softener |
| CN102705411A (en) * | 2012-06-01 | 2012-10-03 | 安徽微威胶件集团有限公司 | Ozone-resisting supporting rubber vibration absorber of truck cab and preparation method of ozone-resisting supporting rubber vibration absorber |
| CN103146037A (en) * | 2013-03-20 | 2013-06-12 | 柯宇旋 | Environment-friendly highly heat-resistant automobile engine shock absorber rubber formula |
| CN103242569A (en) * | 2013-05-31 | 2013-08-14 | 安徽中鼎减震橡胶技术有限公司 | High-hardness low-dynamic ratio rubber material for automobile shock absorber bushing and preparation method for high-hardness low-dynamic ratio rubber material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112644037A (en) * | 2020-12-27 | 2021-04-13 | 太仓市华诚纺织配件有限公司 | Preparation process of high-stability damping leather ring frame for textile machinery |
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Application publication date: 20140409 |