CN106800677A - A kind of low suspended rubber material of high temperature resistant heat - Google Patents
A kind of low suspended rubber material of high temperature resistant heat Download PDFInfo
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- CN106800677A CN106800677A CN201611263473.6A CN201611263473A CN106800677A CN 106800677 A CN106800677 A CN 106800677A CN 201611263473 A CN201611263473 A CN 201611263473A CN 106800677 A CN106800677 A CN 106800677A
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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
- C08L7/00—Compositions of natural rubber
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
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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
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The invention discloses a kind of low suspended rubber material of high temperature resistant heat, its raw material includes by weight：65 75 parts of natural rubber, 25 35 parts of butadiene rubber, 46 parts of zinc oxide, 0.8 1.2 parts of stearic acid, 45 parts of age resistor, efficient 1,987 1.5 2.5 parts of ozone-resistant protection wax Okerin, 42 50 parts of carbon black, 10 20 parts of modified montmorillonoid, 68 parts of modified carbon fiber, 57 parts of SUNPAR2280,80 1.8 1.9 parts of PHENLGRANS, 0.6 0.65 parts of vulcanizing agent, 0.6 0.65 parts of accelerant MBT S 80GE, 0.8 1.2 parts of accelerant CZ.The present invention has good heat-resisting quantity, low-heat-generation and mechanical performance.
Description
Technical field
The present invention relates to field of rubber technology, more particularly to a kind of low suspended rubber material of high temperature resistant heat.
Background technology
Suspension is for reducing and controls the transmission of engine luggine, and plays the automobile power assembly part of supporting role,
It is applied in current auto industry.Because of its close engine, it is necessary to suspended rubber material has good resistance to elevated temperatures, machinery
Performance, low-heat-generation performance, keep the low-heat-generation of elastomeric material, but easily cause mechanicalness usually through addition low-heat-generation filler
Can reduce.
The content of the invention
Based on the technical problem that background technology is present, the present invention proposes a kind of low suspended rubber material of high temperature resistant heat
Material, the present invention has good heat-resisting quantity, low-heat-generation and mechanical performance.
A kind of low suspended rubber material of high temperature resistant heat proposed by the present invention, its raw material includes by weight：Natural rubber
Glue 65-75 parts, butadiene rubber 25-35 parts, zinc oxide 4-6 parts, stearic acid 0.8-1.2 parts, age resistor 4-5 parts, efficient ozone-resistant
1.5-2.5 parts of protection wax Okerin 1987, carbon black 42-50 parts, modified montmorillonoid 10-20 parts, modified carbon fiber 6-8 parts,
SUNPAR2280 5-7 parts, PHENLGRANS-80 1.8-1.9 parts, vulcanizing agent 0.6-0.65 parts, accelerant MBT S-80GE
0.6-0.65 parts, accelerant CZ 0.8-1.2 parts.
Preferably, its raw material includes by weight：70 parts of natural rubber, 30 parts of butadiene rubber, 5 parts of zinc oxide, stearic acid 1
Part, 4.5 parts of age resistor, efficient 1,987 2 parts of ozone-resistant protection wax Okerin, 46 parts of carbon black, 15 parts of modified montmorillonoid, carbon modified
7 parts of fiber, 6 parts of SUNPAR2280,1.85 parts of PHENLGRANS-80,0.625 part of vulcanizing agent, accelerant MBT S-80GE
0.625 part, 1 part of accelerant CZ.
Preferably, it is in modified montmorillonoid preparation process, γ-(methacryloxypropyl) propyl trimethoxy silicane is modified
Montmorillonite, butyl methacrylate, methyl acrylate are mixed in adding 1-METHYLPYRROLIDONE, are heated up, and the isobutyl of azo two is added dropwise
Nitrile, then insulated and stirred, filters to take filter cake, and drying and crushing obtains modified montmorillonoid.
Preferably, it is in modified montmorillonoid preparation process, γ-(methacryloxypropyl) propyl trimethoxy silicane is modified
Montmorillonite, butyl methacrylate, methyl acrylate are mixed in adding 1-METHYLPYRROLIDONE, 40-50 DEG C are warming up to, in 1-2h
Completion of dropping azodiisobutyronitrile, is stirred continuously during dropwise addition, then with the speed insulated and stirred 2-4h of 300-500r/min,
Filter cake is filtered to take, drying and crushing obtains modified montmorillonoid.
Preferably, in modified montmorillonoid preparation process, γ-(methacryloxypropyl) propyl trimethoxy silicane is modified to be covered
De- soil, butyl methacrylate, methyl acrylate, the weight ratio of azodiisobutyronitrile are 90-100：6-8：4-5：0.1-0.2.
Preferably, modified montmorillonoid is 400-600 mesh.
Preferably, modified carbon fiber is γ-(methacryloxypropyl) propyl trimethoxy silicane modified carbon fiber.
Preferably, butadiene rubber is BR9000, and zinc oxide is indirect process zinc oxide.
Preferably, age resistor be anti-aging agent RD, antioxidant 4010NA and age resistor 6C, wherein, anti-aging agent RD, age resistor
The weight ratio of 4010NA and age resistor 6C is 0.8-1.2：0.8-1.2：0.8-1.2.
Preferably, carbon black is N550 and N990, wherein, the weight ratio of N550 and N990 is 2.5-3.5：17-23.
Preferably, vulcanizing agent is dithiodimorpholine and vulcanizing agent DTDM-80GE.
In above-mentioned modified montmorillonoid preparation process, 1-METHYLPYRROLIDONE does not specify its consumption as reaction dissolvent, according to
Concrete operations determine its consumption.
It is prepared by rubber technology of preparing commonly used in the art and obtains the low suspended rubber material of high temperature resistant heat.
The present invention has good corrosion-resistant, elastic and mechanical performance from natural rubber, and butadiene rubber has good
Cold resistance, wearability and elasticity, the two mutual cooperation can increase mechanical performance of the invention, elasticity, cold resistance, wearability and
Corrosion resistance；Butadiene rubber BR9000 and natural rubber coordinate, can further elastic, wearability of the invention and mechanicalness
Energy；Carbon black, montmorillonite and carbon fiber have good heat-resisting quantity, and carbon black and montmorillonite also have good low-heat-generation performance,
Used cooperatively with natural rubber, butadiene rubber, heat-resisting quantity of the invention and low-heat-generation performance can be greatly increased；Carbon black N550
Being cooperated with proper ratio with carbon black N990 can further increase heat-resisting quantity of the invention and low-heat-generation；But cover de-
Soil, carbon fiber are difficult to disperse in natural rubber and butadiene rubber, so that mechanical performance is reduced, γ-(methacryloxypropyl) third
Base trimethoxy silane modified montmorillonoid can carry out radical reaction and be condensed with butyl methacrylate, methyl acrylate,
And between butyl methacrylate, methyl acrylate can enter cheating engaging layer, condensation occurs and forms cross-linked network so that montmorillonite
It is dispersed in rubber, and between cheating engaging layer and outside cross-linked network and rubber cross IPN are so as to increase the present invention
While high temperature resistant low-heat-generation performance, further increase mechanical performance of the invention；Modified carbon fiber may be uniformly dispersed in rubber
In glue, increase heat resistance of the invention and mechanical performance, and Optimum Contents the heat derives that can produce of carbon fiber simultaneously
Insulating properties are kept, so as to reduce the present invention thermogenetic temperature of life；Carbon black, modified montmorillonoid, modified carbon fiber and rubber phase
Mutually coordinate, heat-resisting quantity of the invention, low-heat-generation and mechanical performance can be greatly increased；Anti-aging agent RD, antioxidant 4010NA,
Age resistor 6C and efficient ozone-resistant protection wax Okerin 1987 cooperates can increase ageing resistace of the invention and stabilization
Property；SUNPAR2280 can increase rheological performance of the present invention；PHENLGRANS-80 is CR materials and rubber compounding, Ke Yizeng
Plus corrosion-resistant, fire resistance of the invention；Dithiodimorpholine, vulcanizing agent DTDM-80GE, accelerant MBT S-80GE, promotion
Agent CZ cooperates, and cross-linking vulcanized formation cross-linked network further increases mechanical performance of the invention；Above-mentioned each material phase interworking
Close so that the present invention has good heat-resisting quantity, low-heat-generation and mechanical performance.
Specific embodiment
Below, technical scheme is described in detail by specific embodiment.
Embodiment 1
A kind of low suspended rubber material of high temperature resistant heat, its raw material includes by weight：70 parts of natural rubber, along fourth rubber
30 parts of glue, 5 parts of zinc oxide, 1 part of stearic acid, 4.5 parts of age resistor, efficient 1,987 2 parts of ozone-resistant protection wax Okerin, carbon black 46
Part, 15 parts of modified montmorillonoid, 7 parts of modified carbon fiber, 6 parts of SUNPAR2280,1.85 parts of PHENLGRANS-80, vulcanizing agent
0.625 part, 0.625 part of accelerant MBT S-80GE, 1 part of accelerant CZ.Hardness of the invention is 50 °, and tensile strength is
15MPa, elongation is 450%.
Embodiment 2
A kind of low suspended rubber material of high temperature resistant heat, its raw material includes by weight：65 parts of natural rubber, BR9000
35 parts, 4 parts of indirect process zinc oxide, 1.2 parts of stearic acid, 4 parts of age resistor, efficient 1,987 2.5 parts of ozone-resistant protection wax Okerin,
42 parts of carbon black, 600 10 parts of mesh modified montmorillonoids, γ -8 parts of (methacryloxypropyl) propyl trimethoxy silicane modified carbon fiber,
1.9 parts of 5 parts of SUNPAR2280, PHENLGRANS-80,0.6 part of vulcanizing agent, 0.65 part of accelerant MBT S-80GE, accelerator
0.8 part of CZ；
Wherein, in modified montmorillonoid preparation process, by the modified illiteracy of γ-(methacryloxypropyl) propyl trimethoxy silicane
De- soil, butyl methacrylate, methyl acrylate are mixed in adding 1-METHYLPYRROLIDONE, are warming up to 50 DEG C, are dripped in 1h
Finish azodiisobutyronitrile, be stirred continuously during dropwise addition, then with the speed insulated and stirred 2h of 500r/min, filter to take filter cake,
Drying and crushing obtains modified montmorillonoid, wherein, γ-(methacryloxypropyl) propyl trimethoxy silicane modified montmorillonoid, methyl
Butyl acrylate, methyl acrylate, the weight ratio of azodiisobutyronitrile are 100：6：5：0.1.Hardness of the invention is 49 °, is drawn
Intensity is stretched for 16MPa, and elongation is 430%.
Embodiment 3
A kind of low suspended rubber material of high temperature resistant heat, its raw material includes by weight：75 parts of natural rubber,
BR900025 parts, 6 parts of indirect process zinc oxide, 0.8 part of stearic acid, 5 parts of age resistor, efficient ozone-resistant protection wax Okerin 1987
1.5 parts, 50 parts of carbon black, 400 20 parts of mesh modified montmorillonoids, γ-(methacryloxypropyl) propyl trimethoxy silicane carbon modified is fine
6 parts of dimension, 7 parts of SUNPAR2280,1.8 parts of PHENLGRANS-80,0.65 part of vulcanizing agent, 0.6 part of accelerant MBT S-80GE,
1.2 parts of accelerant CZ；
Wherein, in modified montmorillonoid preparation process, by the modified illiteracy of γ-(methacryloxypropyl) propyl trimethoxy silicane
De- soil, butyl methacrylate, methyl acrylate are mixed in adding 1-METHYLPYRROLIDONE, are warming up to 40 DEG C, are dripped in 2h
Finish azodiisobutyronitrile, be stirred continuously during dropwise addition, then with the speed insulated and stirred 4h of 300r/min, filter to take filter cake,
Drying and crushing obtains modified montmorillonoid, wherein, γ-(methacryloxypropyl) propyl trimethoxy silicane modified montmorillonoid, methyl
Butyl acrylate, methyl acrylate, the weight ratio of azodiisobutyronitrile are 90：8：4：0.2；
Age resistor be anti-aging agent RD, antioxidant 4010NA and age resistor 6C, wherein, anti-aging agent RD, antioxidant 4010NA and
The weight ratio of age resistor 6C is 0.8：1.2：0.8；
Carbon black is N550 and N990, wherein, the weight ratio of N550 and N990 is 3.5：17.Hardness of the invention is 51 °, is drawn
Intensity is stretched for 15.3MPa, and elongation is 480%.
Embodiment 4
A kind of low suspended rubber material of high temperature resistant heat, its raw material includes by weight：68 parts of natural rubber, BR9000
33 parts, 4.5 parts of indirect process zinc oxide, 1.1 parts of stearic acid, 4.2 parts of age resistor, efficient ozone-resistant protection wax Okerin 1987
2.3 parts, 44 parts of carbon black, 600 12 parts of mesh modified montmorillonoids, γ-(methacryloxypropyl) propyl trimethoxy silicane carbon modified is fine
7.5 parts of dimension, 5.5 parts of SUNPAR2280,1.88 parts of PHENLGRANS-80,0.62 part of vulcanizing agent, accelerant MBT S-80GE
0.63 part, 0.9 part of accelerant CZ；
Wherein, in modified montmorillonoid preparation process, by the modified illiteracy of γ-(methacryloxypropyl) propyl trimethoxy silicane
De- soil, butyl methacrylate, methyl acrylate are mixed in adding 1-METHYLPYRROLIDONE, are warming up to 48 DEG C, are added dropwise in 1.3h
Azodiisobutyronitrile is finished, is stirred continuously during dropwise addition, then with the speed insulated and stirred 2.5h of 450r/min, filter to take filter
Cake, drying and crushing obtains modified montmorillonoid, wherein, γ-(methacryloxypropyl) propyl trimethoxy silicane modified montmorillonoid, first
Base butyl acrylate, methyl acrylate, the weight ratio of azodiisobutyronitrile are 98：6.5：4.7：0.12；
Age resistor be anti-aging agent RD, antioxidant 4010NA and age resistor 6C, wherein, anti-aging agent RD, antioxidant 4010NA and
The weight ratio of age resistor 6C is 1.2：0.8：1.2；
Carbon black is N550 and N990, wherein, the weight ratio of N550 and N990 is 2.5：23；
Vulcanizing agent is dithiodimorpholine and vulcanizing agent DTDM-80GE.Hardness of the invention is 51 °, and tensile strength is
15.9MPa, elongation is 500%.
Embodiment 5
A kind of low suspended rubber material of high temperature resistant heat, its raw material includes by weight：72 parts of natural rubber, BR9000
27 parts, 5.5 parts of indirect process zinc oxide, 0.9 part of stearic acid, 4.8 parts of age resistor, efficient ozone-resistant protection wax Okerin 1987
1.7 parts, 48 parts of carbon black, 400 18 parts of mesh modified montmorillonoids, γ-(methacryloxypropyl) propyl trimethoxy silicane carbon modified is fine
6.5 parts of dimension, 6.5 parts of SUNPAR2280,1.82 parts of PHENLGRANS-80,0.63 part of vulcanizing agent, accelerant MBT S-80GE
0.62 part, 1.1 parts of accelerant CZ；
Wherein, in modified montmorillonoid preparation process, by the modified illiteracy of γ-(methacryloxypropyl) propyl trimethoxy silicane
De- soil, butyl methacrylate, methyl acrylate are mixed in adding 1-METHYLPYRROLIDONE, are warming up to 42 DEG C, are added dropwise in 1.7h
Azodiisobutyronitrile is finished, is stirred continuously during dropwise addition, then with the speed insulated and stirred 2-4h of 350r/min, filter to take filter
Cake, drying and crushing obtains modified montmorillonoid, wherein, γ-(methacryloxypropyl) propyl trimethoxy silicane modified montmorillonoid, first
Base butyl acrylate, methyl acrylate, the weight ratio of azodiisobutyronitrile are 92：7.5：4.3：0.18；
Age resistor be anti-aging agent RD, antioxidant 4010NA and age resistor 6C, wherein, anti-aging agent RD, antioxidant 4010NA and
The weight ratio of age resistor 6C is 1：1：1；
Carbon black is N550 and N990, wherein, the weight ratio of N550 and N990 is 3：20；
Vulcanizing agent is dithiodimorpholine and vulcanizing agent DTDM-80GE.Hardness of the invention is 50 °, and tensile strength is
16MPa, elongation is 560%.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept is subject to equivalent or change, should all be included within the scope of the present invention.
Claims (10)
1. the low suspended rubber material of a kind of high temperature resistant heat, it is characterised in that its raw material includes by weight：Natural rubber
65-75 parts, butadiene rubber 25-35 parts, zinc oxide 4-6 parts, stearic acid 0.8-1.2 parts, age resistor 4-5 parts, efficient ozone-resistant is prevented
1.5-2.5 parts of shield wax Okerin 1987, carbon black 42-50 parts, modified montmorillonoid 10-20 parts, modified carbon fiber 6-8 parts,
SUNPAR2280 5-7 parts, PHENLGRANS-80 1.8-1.9 parts, vulcanizing agent 0.6-0.65 parts, accelerant MBT S-80GE
0.6-0.65 parts, accelerant CZ 0.8-1.2 parts.
2. the low suspended rubber material of high temperature resistant heat according to claim 1, it is characterised in that prepared in modified montmorillonoid
During, by γ-(methacryloxypropyl) propyl trimethoxy silicane modified montmorillonoid, butyl methacrylate, acrylic acid first
Ester is mixed in adding 1-METHYLPYRROLIDONE, is heated up, and azodiisobutyronitrile is added dropwise, and then insulated and stirred, filters to take filter cake, is dried
Crushing obtains modified montmorillonoid.
3. the low suspended rubber material of high temperature resistant heat according to claim 1 or claim 2, it is characterised in that in modified montmorillonoid
In preparation process, by γ-(methacryloxypropyl) propyl trimethoxy silicane modified montmorillonoid, butyl methacrylate, propylene
Sour methyl esters is mixed in adding 1-METHYLPYRROLIDONE, is warming up to 40-50 DEG C, in 1-2h completion of dropping azodiisobutyronitriles, is added dropwise
During be stirred continuously, then with the speed insulated and stirred 2-4h of 300-500r/min, filter to take filter cake, drying and crushing is changed
Property montmorillonite.
4. the low suspended rubber material of the high temperature resistant heat according to Claims 2 or 3, it is characterised in that in modified montmorillonoid
In preparation process, γ-(methacryloxypropyl) propyl trimethoxy silicane modified montmorillonoid, butyl methacrylate, acrylic acid
Methyl esters, the weight ratio of azodiisobutyronitrile are 90-100：6-8：4-5：0.1-0.2.
5. the low suspended rubber material of the high temperature resistant heat according to claim any one of 1-4, it is characterised in that modified to cover de-
Soil is 400-600 mesh.
6. the low suspended rubber material of the high temperature resistant heat according to claim any one of 1-5, it is characterised in that carbon modified is fine
It is γ-(methacryloxypropyl) propyl trimethoxy silicane modified carbon fiber to tie up.
7. the low suspended rubber material of the high temperature resistant heat according to claim any one of 1-6, it is characterised in that butadiene rubber
It is BR9000, zinc oxide is indirect process zinc oxide.
8. the low suspended rubber material of the high temperature resistant heat according to claim any one of 1-7, it is characterised in that age resistor is
Anti-aging agent RD, antioxidant 4010NA and age resistor 6C, wherein, the weight ratio of anti-aging agent RD, antioxidant 4010NA and age resistor 6C
It is 0.8-1.2：0.8-1.2：0.8-1.2.
9. the low suspended rubber material of the high temperature resistant heat according to claim any one of 1-8, it is characterised in that carbon black is
N550 and N990, wherein, the weight ratio of N550 and N990 is 2.5-3.5：17-23.
10. the low suspended rubber material of the high temperature resistant heat according to claim any one of 1-9, it is characterised in that vulcanizing agent
It is dithiodimorpholine and vulcanizing agent DTDM-80GE.
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| CN201611263473.6A CN106800677A (en) | 2016-12-30 | 2016-12-30 | A kind of low suspended rubber material of high temperature resistant heat |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107189122A (en) * | 2017-06-22 | 2017-09-22 | 河北科技大学 | A kind of carbon fiber-based puncture resistant rubber composite and preparation method thereof |
| CN110845775A (en) * | 2019-12-11 | 2020-02-28 | 戴洪卫 | Wear-resistant and compression-resistant high-performance rubber and preparation method thereof |
| CN110845769A (en) * | 2019-11-06 | 2020-02-28 | 安徽微威胶件集团有限公司 | High-damping natural rubber material |
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| CN102485805A (en) * | 2010-12-02 | 2012-06-06 | 广东高科达科技实业有限公司 | Method for preparing modified nano montmorillonite |
| CN103788424A (en) * | 2012-10-31 | 2014-05-14 | 合肥晨兴汽车零部件有限公司 | Formula for rubber used for automobile shock absorption products |
| CN105482197A (en) * | 2016-01-31 | 2016-04-13 | 崇夕山 | Rubber material for high-temperature-resistant motor cushion block |
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| US20100215948A1 (en) * | 2009-02-20 | 2010-08-26 | University Of Delaware | Rubbery-block containing polymers, fiber sizings thereof and composites thereof |
| CN102485805A (en) * | 2010-12-02 | 2012-06-06 | 广东高科达科技实业有限公司 | Method for preparing modified nano montmorillonite |
| CN103788424A (en) * | 2012-10-31 | 2014-05-14 | 合肥晨兴汽车零部件有限公司 | Formula for rubber used for automobile shock absorption products |
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| CN107189122A (en) * | 2017-06-22 | 2017-09-22 | 河北科技大学 | A kind of carbon fiber-based puncture resistant rubber composite and preparation method thereof |
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| CN110845769A (en) * | 2019-11-06 | 2020-02-28 | 安徽微威胶件集团有限公司 | High-damping natural rubber material |
| CN110845775A (en) * | 2019-12-11 | 2020-02-28 | 戴洪卫 | Wear-resistant and compression-resistant high-performance rubber and preparation method thereof |
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