CN103756033A - Butadiene-styrene rubber-natural rubber compounded rubber ring capable of resisting high temperature of 160 DEG C - Google Patents
Butadiene-styrene rubber-natural rubber compounded rubber ring capable of resisting high temperature of 160 DEG C Download PDFInfo
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- CN103756033A CN103756033A CN201310688569.7A CN201310688569A CN103756033A CN 103756033 A CN103756033 A CN 103756033A CN 201310688569 A CN201310688569 A CN 201310688569A CN 103756033 A CN103756033 A CN 103756033A
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Abstract
The invention discloses a butadiene-styrene rubber-natural rubber compounded rubber ring capable of resisting a high temperature of 160 DEG C. The ring is prepared from the following raw materials by weight: 32 to 34 parts of butadiene-styrene rubber, 90 to 110 parts of natural rubber, 2 to 4 parts of sulfur powder, 1.4 to 2 parts of tritolyl phosphate, 2.2 to 3.9 parts of an antioxidant BZ, 15 to 30 parts of attapulgite, 1 to 2 parts of calcium molybdate, 2 to 4 parts of nanometer calcium carbonate powder, 1.2 to 2.5 parts of a promoter CZ and 28 to 32 parts of a modified filling material.
Description
Technical field
The present invention relates to rubber enclosed field, is exactly a kind of styrene-butadiene rubber(SBR) and composite rubber enclosed of natural rubber of resistance to 160 degree high temperature.
Background technology
The circular cowling that rubber seal apron is comprised of one or several part, be fixed on lasso of bearing or packing ring and contact or form narrow labyrinth clearance with another lasso or packing ring, prevent that lubricating oil from spilling and foreign object is invaded, the rubber elastomer (butyronitrile, viton, silica gel, natural gum and other rubber) of take is main raw, strengthening cloth (nylon, glass fiber, Nomex (Nomex nylon) and other extraordinary cloth of strengthening) is skeleton, can select different elastomericss and skeleton to be processed into the rubber diaphragm of different thickness according to customer requirement.
Summary of the invention
The object of the present invention is to provide a kind of styrene-butadiene rubber(SBR) and the composite rubber enclosed of natural rubber of resistance to 160 degree high temperature.
Above-mentioned purpose realizes by following scheme:
A kind of styrene-butadiene rubber(SBR) and the composite rubber enclosed of natural rubber of resistance to 160 degree high temperature, it is characterized in that: it is that raw material by following weight parts makes: styrene-butadiene rubber(SBR) 32-34, natural rubber 90-110, SULPHUR POWDER 2-4, Tritolyl Phosphate 1.4-2, antioxidant BZ 2.2-3.9, attapulgite 15-30, calcium molybdate 1-2, nano-calcium carbonate calcium powder 2-4, accelerant CZ 1.2-2.5, modified filler 28-32;
Described modified filler is made by the raw material of following weight part:
Kaolin 20-25, silica powder 2-3, attapulgite 10-20, silicon carbide 1-2, manganese naphthenate 1-2, magnesium oxide 1-2, epoxy oleum lini 2.5-3.5, tindioxide 1-3, sodium-acetate 1-3, zinc borate 1-2, Melamine 1.5-2.3, antimonous oxide 12-15, lead sulfate tribasic 1-2;
The preparation method of described modified filler is:
In the hydrogen peroxide that is 10-20% in concentration by kaolin, silica powder, soak 4-6 hour, take out, dry, put into sudden strain of a muscle firing and at 880-950 ℃, dodge burning 2-4 second, take out, the acetic acid solution of putting into 10-15% soaks 3-6 hour, after filtration, deionized water wash 3-4 time, dries, be added to the water, add again epoxy oleum lini, zinc borate, sodium-acetate, Melamine, stir, obtain slurry, spraying is dried to obtain dried powder, then mixes and get final product with surplus stock.
Styrene-butadiene rubber(SBR) and the composite rubber enclosed of natural rubber of described a kind of resistance to 160 degree high temperature, it is characterized in that: preparation method is: get by weight styrene-butadiene rubber(SBR), natural rubber fully mixing after, fully the mixing rubber unvulcanizate of obtaining is after over cure according to weight part, to add other raw materials again, and reprocessing moulding obtains product.
Beneficial effect of the present invention is: the present invention compared with prior art, by add the composite of tindioxide, sodium-acetate, zinc borate lamp material in formula, has improved the heat resisting performance of raw material, makes heat resisting temperature of the present invention bring up to 160-170 ℃.
Embodiment
A kind of styrene-butadiene rubber(SBR) and the composite rubber enclosed of natural rubber of resistance to 160 degree high temperature, it is that raw material by following weight kg makes: styrene-butadiene rubber(SBR) 34, natural rubber 110, SULPHUR POWDER 4, Tritolyl Phosphate 1.4, antioxidant BZ 2. 9, attapulgite 15, calcium molybdate 2, nano-calcium carbonate calcium powder 4, accelerant CZ 1.5, modified filler 28;
Described modified filler is made by the raw material of following weight kg:
Kaolin 24, silica powder 3, attapulgite 20, silicon carbide 2, manganese naphthenate 1, magnesium oxide 2, epoxy oleum lini 3.3, tindioxide 3, sodium-acetate 1, zinc borate 2, Melamine 1.9, antimonous oxide 12, lead sulfate tribasic 1;
The preparation method of described modified filler is:
In the hydrogen peroxide that is 20% in concentration by kaolin, silica powder, soak 6 hours, take out, dry, put into and dodge firing and at 890 ℃, dodges and burn 3 seconds, taking-up, puts into 15% acetic acid solution and soaks 5 hours, after filtration, deionized water wash 4 times, dries, be added to the water, add again epoxy oleum lini, zinc borate, sodium-acetate, Melamine, stir, obtain slurry, spraying is dried to obtain dried powder, then mixes and get final product with surplus stock.
Styrene-butadiene rubber(SBR) and the composite rubber enclosed of natural rubber of described a kind of resistance to 160 degree high temperature, preparation method is: get by weight styrene-butadiene rubber(SBR), natural rubber fully mixing after, fully the mixing rubber unvulcanizate of obtaining is after over cure according to weight part, to add other raw materials again, and reprocessing moulding obtains product.
The present embodiment tensile strength is 18.6Mpa,
The present embodiment, in 80 ° of C thermostatic baths, is placed 720 hours, below before and after test, changes in hardness 10 is spent; Cold-hot shock test: the present embodiment is made to sealing-ring and be placed under-20 ° of C and 100 ° of C conditions each 1 hour, and in 200 cycles, its changes in hardness is below 15 degree.
High temperature resistant test: 160 ° of C*164h, outward appearance without distortion, contraction, crackle, be clamminess and separate out phenomenon.
Claims (2)
- One kind resistance to 160 degree high temperature styrene-butadiene rubber(SBR) and the composite rubber enclosed of natural rubber, it is characterized in that: it is that raw material by following weight parts makes: styrene-butadiene rubber(SBR) 32-34, natural rubber 90-110, SULPHUR POWDER 2-4, Tritolyl Phosphate 1.4-2, antioxidant BZ 2.2-3.9, attapulgite 15-30, calcium molybdate 1-2, nano-calcium carbonate calcium powder 2-4, accelerant CZ 1.2-2.5, modified filler 28-32;Described modified filler is made by the raw material of following weight part:Kaolin 20-25, silica powder 2-3, attapulgite 10-20, silicon carbide 1-2, manganese naphthenate 1-2, magnesium oxide 1-2, epoxy oleum lini 2.5-3.5, tindioxide 1-3, sodium-acetate 1-3, zinc borate 1-2, Melamine 1.5-2.3, antimonous oxide 12-15, lead sulfate tribasic 1-2;The preparation method of described modified filler is:In the hydrogen peroxide that is 10-20% in concentration by kaolin, silica powder, soak 4-6 hour, take out, dry, put into sudden strain of a muscle firing and at 880-950 ℃, dodge burning 2-4 second, take out, the acetic acid solution of putting into 10-15% soaks 3-6 hour, after filtration, deionized water wash 3-4 time, dries, be added to the water, add again epoxy oleum lini, zinc borate, sodium-acetate, Melamine, stir, obtain slurry, spraying is dried to obtain dried powder, then mixes and get final product with surplus stock.
- According to claim 1 a kind of resistance to 160 degree high temperature styrene-butadiene rubber(SBR) and the composite rubber enclosed of natural rubber, it is characterized in that: preparation method is: get by weight styrene-butadiene rubber(SBR), natural rubber fully mixing after, fully the mixing rubber unvulcanizate of obtaining is after over cure according to weight part, to add other raw materials again, and reprocessing moulding obtains product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310688569.7A CN103756033A (en) | 2013-12-16 | 2013-12-16 | Butadiene-styrene rubber-natural rubber compounded rubber ring capable of resisting high temperature of 160 DEG C |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310688569.7A CN103756033A (en) | 2013-12-16 | 2013-12-16 | Butadiene-styrene rubber-natural rubber compounded rubber ring capable of resisting high temperature of 160 DEG C |
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| Publication Number | Publication Date |
|---|---|
| CN103756033A true CN103756033A (en) | 2014-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310688569.7A Pending CN103756033A (en) | 2013-12-16 | 2013-12-16 | Butadiene-styrene rubber-natural rubber compounded rubber ring capable of resisting high temperature of 160 DEG C |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104262693A (en) * | 2014-08-29 | 2015-01-07 | 朱其贵 | High-hardness inorganic enhanced rubber material |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1844291A (en) * | 2006-04-30 | 2006-10-11 | 长春蓝天密封技术开发有限公司 | Non-asbestos static sealing materials and products thereof |
| CN102731848A (en) * | 2012-05-30 | 2012-10-17 | 芜湖荣基密封系统有限公司 | Wear-resistant multiple-rubber-mixed rubber sealing ring |
-
2013
- 2013-12-16 CN CN201310688569.7A patent/CN103756033A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1844291A (en) * | 2006-04-30 | 2006-10-11 | 长春蓝天密封技术开发有限公司 | Non-asbestos static sealing materials and products thereof |
| CN102731848A (en) * | 2012-05-30 | 2012-10-17 | 芜湖荣基密封系统有限公司 | Wear-resistant multiple-rubber-mixed rubber sealing ring |
Non-Patent Citations (2)
| Title |
|---|
| 伏芬琪等: "聚合物/凹凸棒土纳米复合材料的研究进展", 《表面技术》 * |
| 张乾等: "双氧水和次氯酸钠联合氧化漂白高岭土工艺研究", 《非金属矿》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104262693A (en) * | 2014-08-29 | 2015-01-07 | 朱其贵 | High-hardness inorganic enhanced rubber material |
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Application publication date: 20140430 |
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| RJ01 | Rejection of invention patent application after publication |