CN105504387A - Rubber gasket used for automobile shock absorber and having excellent mechanical property - Google Patents
Rubber gasket used for automobile shock absorber and having excellent mechanical property Download PDFInfo
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- CN105504387A CN105504387A CN201511012008.0A CN201511012008A CN105504387A CN 105504387 A CN105504387 A CN 105504387A CN 201511012008 A CN201511012008 A CN 201511012008A CN 105504387 A CN105504387 A CN 105504387A
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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
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
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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
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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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The invention discloses a rubber gasket used for an automobile shock absorber and having excellent mechanical property, prepared from the following raw materials in parts by weight: 35-45 parts of butadiene rubber, 12-24 parts of natural rubber, 13-28 parts of XNBR, 5-16 parts of chlorosulfonated polyethylene rubber, 2-8 parts of phenolic resin, 1.2-1.8 parts of sulphur, 0.5-1.5 parts of DPTT, 1.5-2.5 parts of zinc oxide, 0.2-0.9 part of polyvinyl methyl ether, 1-4 parts of 1,3-polyethylene glycol, 0.5-2.2 parts of N,N minute-Bis(2-hydroxypropyl)aniline, 35-55 parts of modified silicon dioxide, 5-10 parts of triiron dodecacarbonyl, 2-6 parts of zinc ferrite, 5-10 parts of iron oxide red, 6-12 parts of acetylene black, 2-8 parts of tetraisopropyl di(dilauryl phosphite) titanate, 2-10 parts of light calcium carbonate and the like. The rubber gasket is super in high temperature resistance, shock absorption property and tear resistance, and excellent in mechanical property.
Description
Technical field
The present invention relates to vibroshock rubber sheet gasket technical field, particularly relate to a kind of automobile absorber rubber sheet gasket with excellent mechanical performance.
Background technology
Vehicle in the process of moving, due to the uneven vibration waiting many factors to evoke automobile on road surface, this shock and vibration caused due to the uneven of road, be delivered to suspension by wheel, be then delivered to vehicle body by suspension, thus cause the vibration of navigating mate and passenger thereof, certainly also goods is formed and impact, this vibration greatly reduces the stationarity that vehicle travels, and vibration effect the comfortableness of people, working efficiency and health.Along with the raising of people's living standard, also more and more fastidious for the performance of vibroshock rubber sheet gasket in car load, traditional vibroshock rubber sheet gasket easily produces exciting and fatigue, and damping performance is poor, and non-refractory, mechanical property is poor.
Summary of the invention
The present invention proposes a kind of automobile absorber rubber sheet gasket with excellent mechanical performance, high temperature resistant, damping property, tear-resistant performance are fabulous, excellent in mechanical performance.
A kind of automobile absorber rubber sheet gasket with excellent mechanical performance that the present invention proposes, its raw material comprises by weight: cis-1,4-polybutadiene rubber 35 ~ 45 parts, natural rubber 12 ~ 24 parts, carboxy nitrile rubber 13 ~ 28 parts, chlorosulfonated polyethylene rubber 5 ~ 16 parts, 2 ~ 8 parts, resol, 1.2 ~ 1.8 parts, sulphur, six sulfurations two methylene support thiuram 0.5 ~ 1.5 part, 1.5 ~ 2.5 parts, zinc oxide, polyvinylmethyl ethers 0.2 ~ 0.9 part, 1, 3-polyoxyethylene glycol 1 ~ 4 part, N, N '-two (2-hydroxypropyl) aniline 0.5 ~ 2.2 part, improved silica 35 ~ 55 parts, tri-iron dodecacarbonyl 5 ~ 10 parts, Zn ferrite 2 ~ 6 parts, red iron oxide 5 ~ 10 parts, Shawinigan black 6 ~ 12 parts, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester 2 ~ 8 parts, light calcium carbonate 2 ~ 10 parts, Zinc Stearate 0.2 ~ 0.9 part, polyethylene wax 2 ~ 6 parts, rosin 0.1 ~ 0.9 part, 0.5 ~ 2.5 part, beeswax, benzene sulfonamide acid esters 0.5 ~ 1.5 part, epoxy soybean oil 0.5 ~ 1.5 part, 0.5 ~ 2 part, oxidation inhibitor.
Preferably, the weight ratio of cis-1,4-polybutadiene rubber, natural rubber, carboxy nitrile rubber, chlorosulfonated polyethylene rubber, resol is 36 ~ 40:16 ~ 20:20 ~ 24:10 ~ 14:4 ~ 6.
Preferably, the weight ratio of improved silica, tri-iron dodecacarbonyl, Zn ferrite, red iron oxide, Shawinigan black, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester, light calcium carbonate is 40 ~ 46:6 ~ 10:3 ~ 5:6 ~ 8:8 ~ 10:4 ~ 6:4 ~ 6.
Preferably, the weight ratio of improved silica, cis-1,4-polybutadiene rubber, natural rubber, carboxy nitrile rubber is 40 ~ 46:36 ~ 40:16 ~ 20:20 ~ 24.
Preferably, the described automobile absorber rubber sheet gasket with excellent mechanical performance, its raw material comprises by weight: cis-1,4-polybutadiene rubber 36 ~ 40 parts, natural rubber 16 ~ 20 parts, carboxy nitrile rubber 20 ~ 24 parts, chlorosulfonated polyethylene rubber 10 ~ 14 parts, 4 ~ 6 parts, resol, 1.4 ~ 1.6 parts, sulphur, six sulfurations two methylene support thiuram 1 ~ 1.4 part, 1.6 ~ 2 parts, zinc oxide, polyvinylmethyl ethers 0.4 ~ 0.8 part, 1, 3-polyoxyethylene glycol 2 ~ 3.5 parts, N, N '-two (2-hydroxypropyl) aniline 1.6 ~ 2 parts, improved silica 40 ~ 46 parts, tri-iron dodecacarbonyl 6 ~ 10 parts, Zn ferrite 3 ~ 5 parts, red iron oxide 6 ~ 8 parts, Shawinigan black 8 ~ 10 parts, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester 4 ~ 6 parts, light calcium carbonate 4 ~ 6 parts, Zinc Stearate 0.4 ~ 0.6 part, polyethylene wax 3 ~ 4 parts, rosin 0.4 ~ 0.6 part, 1.6 ~ 2 parts, beeswax, benzene sulfonamide acid esters 0.8 ~ 1.2 part, epoxy soybean oil 0.6 ~ 1 part, 1.2 ~ 1.5 parts, oxidation inhibitor.
Preferably, improved silica adopts following technique to prepare: silicon-dioxide, titanium dioxide, aluminum oxide, 8A molecular sieve are mixed, and add leaf of bamboo mixed grinding and pulverize, send into centrifugal burning in sintering oven, cooling obtains the first prefabricated material; Ethyl cellulose, ethanol are mixed, add magnetic ferroferric oxide nanoparticle, ultrasonic atomizatio, drying obtains the second prefabricated material; Dithiocarbonic anhydride, polyacrylamide, chloroform, sherwood oil are mixed; sodium hydroxide solution is added under nitrogen protection; then stir; add deionized water to continue to stir; drip hydrochloric acid to stir, add the first prefabricated material, the second prefabricated material, silane coupling agent, gac, ethanolic soln concussion, filter; washing, drying obtains improved silica.
Preferably, in the preparation technology of improved silica, the weight ratio of silicon-dioxide, titanium dioxide, aluminum oxide, 8A molecular sieve is 30 ~ 60:20 ~ 40:1 ~ 3:2 ~ 8.
Preferably, in the preparation technology of improved silica, the weight ratio of the first prefabricated material, the second prefabricated material, silane coupling agent, gac is 20 ~ 50:15 ~ 35:1.5 ~ 2.5:5 ~ 10.
Preferably, improved silica adopts following technique to prepare: 30 ~ 60 parts of silicon-dioxide, 20 ~ 40 parts of titanium dioxide, 1 ~ 3 part of aluminum oxide, 2 ~ 8 parts of 8A molecular sieves are mixed by weight, add 15 ~ 45 parts of leaf of bamboo mixed grindings and be crushed to 200 ~ 400 microns, send into centrifugal burning in sintering oven, sintering temperature is 2000 ~ 2800 DEG C, and cooling obtains the first prefabricated material, 20 ~ 45 parts of ethyl cellulose, 120 ~ 180 parts of ethanol are mixed by weight, add 20 ~ 45 parts of magnetic ferroferric oxide nanoparticles, ultrasonic atomizatio, drying obtains the second prefabricated material, by weight by 15 ~ 35 parts of dithiocarbonic anhydride, 40 ~ 75 parts of polyacrylamides, 30 ~ 45 parts of chloroforms, 120 ~ 160 parts of sherwood oils mix, adding 40 ~ 80 parts of massfractions with the speed of 0.8 ~ 1.5 part/min under nitrogen protection is the sodium hydroxide solution of 30 ~ 60wt%, then 50 ~ 60 DEG C are stirred 1 ~ 2h, add 180 ~ 190 parts of deionized waters and continue stirring 30 ~ 60min, dripping 8 ~ 12 parts of massfractions is that the hydrochloric acid of 5 ~ 12wt% stirs, add 20 ~ 50 part of first prefabricated material, 15 ~ 35 part of second prefabricated material, 1.5 ~ 2.5 parts of silane coupling agents, 5 ~ 10 parts of gacs, 80 ~ 160 parts of massfractions are 20 ~ 90wt% ethanolic soln concussion, 120 ~ 200min, filter, washing, drying obtains improved silica.
The present invention adopts cis-1,4-polybutadiene rubber, natural rubber, carboxy nitrile rubber is collaborative as base material, and add appropriate chlorosulfonated polyethylene rubber, resol effect coordinates, gained rubber sheet gasket not only good damping effect, and hardness is moderate, tear-resistant excellent performance, coordinate again and add sulphur, six sulfurations two methylene support thiuram, zinc oxide is as vulcanization system, contribute to base material and all the other raw material height of formation cross-linked network shape structures, gained rubber sheet gasket damping performance and mechanical property strengthen further, the improved silica wherein added, tri-iron dodecacarbonyl, Zn ferrite, red iron oxide, Shawinigan black, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester, light calcium carbonate produces synergy, gained rubber sheet gasket mechanical property and high thermal resistance are very excellent, in the preparation technology of improved silica, bamboo leaf powder can depart from by high temperature after-flame in centrifugal burning process, prevent bamboo leaf powder from forming carbon granule, thus make the first prefabricated material surface form netted hollow out hollow structure, the second prefabricated material is porous magnetic nanometer ball structure, both and silane coupling agent, gac cooperatively interact, specific surface area is very big, and anti-pressure ability is good, and gained improved silica has special surface effects, its reactive behavior is high, and adsorptive power is extremely strong, improved silica and tri-iron dodecacarbonyl, Zn ferrite, red iron oxide, Shawinigan black, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester, light calcium carbonate cooperatively interact, in chainlike distribution under the effect of externally-applied magnetic field, gained rubber sheet gasket thermal conductivity is fabulous, and high temperature resistant, tear-resistant performance is very excellent, and improved silica under tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester effect active adsorption cis-1,4-polybutadiene rubber, natural rubber, carboxy nitrile rubber surface, good dispersity, thermostability is high, support thiuram with sulphur, the two methylene of six sulfurations, zinc oxide can work in coordination with base material sulfuration, under the prerequisite strengthening gained rubber sheet gasket thermostability, gained rubber sheet gasket mechanical property strengthens further, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester is not only good with improved silica, tri-iron dodecacarbonyl, Zn ferrite, red iron oxide, Shawinigan black, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester, light calcium carbonate associativity, and there is not transesterify with resol, gained rubber sheet gasket mechanical property is good, and damping performance is very excellent.
Embodiment
Embodiment 1
A kind of automobile absorber rubber sheet gasket with excellent mechanical performance, its raw material comprises by weight: cis-1,4-polybutadiene rubber 35 parts, natural rubber 24 parts, carboxy nitrile rubber 13 parts, chlorosulfonated polyethylene rubber 16 parts, 2 parts, resol, 1.8 parts, sulphur, six sulfurations two methylene support thiuram 0.5 part, 2.5 parts, zinc oxide, polyvinylmethyl ethers 0.2 part, 1, 3-polyoxyethylene glycol 4 parts, N, N '-two (2-hydroxypropyl) aniline 0.5 part, improved silica 55 parts, tri-iron dodecacarbonyl 5 parts, Zn ferrite 6 parts, red iron oxide 5 parts, Shawinigan black 12 parts, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester 2 parts, light calcium carbonate 10 parts, Zinc Stearate 0.2 part, polyethylene wax 6 parts, rosin 0.1 part, 2.5 parts, beeswax, benzene sulfonamide acid esters 0.5 part, epoxy soybean oil 1.5 parts, 0.5 part, oxidation inhibitor.
Embodiment 2
A kind of automobile absorber rubber sheet gasket with excellent mechanical performance, its raw material comprises by weight: cis-1,4-polybutadiene rubber 45 parts, natural rubber 12 parts, carboxy nitrile rubber 28 parts, chlorosulfonated polyethylene rubber 5 parts, 8 parts, resol, 1.2 parts, sulphur, six sulfurations two methylene support thiuram 1.5 parts, 1.5 parts, zinc oxide, polyvinylmethyl ethers 0.9 part, 1, 3-polyoxyethylene glycol 1 part, N, N '-two (2-hydroxypropyl) aniline 2.2 parts, improved silica 35 parts, tri-iron dodecacarbonyl 10 parts, Zn ferrite 2 parts, red iron oxide 10 parts, Shawinigan black 6 parts, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester 8 parts, light calcium carbonate 2 parts, Zinc Stearate 0.9 part, polyethylene wax 2 parts, rosin 0.9 part, 0.5 part, beeswax, benzene sulfonamide acid esters 1.5 parts, epoxy soybean oil 0.5 part, 2 parts, oxidation inhibitor.
Embodiment 3
A kind of automobile absorber rubber sheet gasket with excellent mechanical performance, its raw material comprises by weight: cis-1,4-polybutadiene rubber 36 parts, natural rubber 20 parts, carboxy nitrile rubber 20 parts, chlorosulfonated polyethylene rubber 14 parts, 4 parts, resol, 1.6 parts, sulphur, six sulfurations two methylene support thiuram 1 part, 2 parts, zinc oxide, polyvinylmethyl ethers 0.4 part, 1, 3-polyoxyethylene glycol 3.5 parts, N, N '-two (2-hydroxypropyl) aniline 1.6 parts, improved silica 46 parts, tri-iron dodecacarbonyl 6 parts, Zn ferrite 5 parts, red iron oxide 6 parts, Shawinigan black 10 parts, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester 4 parts, light calcium carbonate 6 parts, Zinc Stearate 0.4 part, polyethylene wax 4 parts, rosin 0.4 part, 2 parts, beeswax, benzene sulfonamide acid esters 0.8 part, epoxy soybean oil 1 part, 1.2 parts, oxidation inhibitor.
Improved silica adopts following technique to prepare: 60 parts of silicon-dioxide, 20 parts of titanium dioxide, 3 parts of aluminum oxide, 2 parts of 8A molecular sieves are mixed by weight, add 45 parts of leaf of bamboo mixed grindings and be crushed to 200 ~ 400 microns, send into centrifugal burning in sintering oven, sintering temperature is 2000 DEG C, and cooling obtains the first prefabricated material, 45 parts of ethyl cellulose, 120 parts of ethanol are mixed by weight, add 45 parts of magnetic ferroferric oxide nanoparticles, ultrasonic atomizatio, drying obtains the second prefabricated material, by weight by 15 parts of dithiocarbonic anhydride, 75 parts of polyacrylamides, 30 parts of chloroforms, 160 parts of sherwood oils mix, adding 80 parts of massfractions with the speed of 0.8 part/min under nitrogen protection is the sodium hydroxide solution of 30wt%, then 60 DEG C are stirred 1h, add 190 parts of deionized waters to continue to stir 30min, dripping 12 parts of massfractions is that the hydrochloric acid of 5wt% stirs, add 50 part of first prefabricated material, 15 part of second prefabricated material, 2.5 parts of silane coupling agents, 5 parts of gacs, 160 parts of massfractions are 20wt% ethanolic soln concussion 200min, filter, washing, drying obtains improved silica.
Embodiment 4
A kind of automobile absorber rubber sheet gasket with excellent mechanical performance, its raw material comprises by weight: cis-1,4-polybutadiene rubber 40 parts, natural rubber 16 parts, carboxy nitrile rubber 24 parts, chlorosulfonated polyethylene rubber 10 parts, 6 parts, resol, 1.4 parts, sulphur, six sulfurations two methylene support thiuram 1.4 parts, 1.6 parts, zinc oxide, polyvinylmethyl ethers 0.8 part, 1, 3-polyoxyethylene glycol 2 parts, N, N '-two (2-hydroxypropyl) aniline 2 parts, improved silica 40 parts, tri-iron dodecacarbonyl 10 parts, Zn ferrite 3 parts, red iron oxide 8 parts, Shawinigan black 8 parts, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester 6 parts, light calcium carbonate 4 parts, Zinc Stearate 0.6 part, polyethylene wax 3 parts, rosin 0.6 part, 1.6 parts, beeswax, benzene sulfonamide acid esters 1.2 parts, epoxy soybean oil 0.6 part, 1.5 parts, oxidation inhibitor.
Improved silica adopts following technique to prepare: 30 parts of silicon-dioxide, 40 parts of titanium dioxide, 1 part of aluminum oxide, 8 parts of 8A molecular sieves are mixed by weight, add 15 parts of leaf of bamboo mixed grindings and be crushed to 200 ~ 400 microns, send into centrifugal burning in sintering oven, sintering temperature is 2800 DEG C, and cooling obtains the first prefabricated material, 20 parts of ethyl cellulose, 180 parts of ethanol are mixed by weight, add 20 parts of magnetic ferroferric oxide nanoparticles, ultrasonic atomizatio, drying obtains the second prefabricated material, by weight by 35 parts of dithiocarbonic anhydride, 40 parts of polyacrylamides, 45 parts of chloroforms, 120 parts of sherwood oils mix, adding 40 parts of massfractions with the speed of 1.5 parts/min under nitrogen protection is the sodium hydroxide solution of 60wt%, then 50 DEG C are stirred 2h, add 180 parts of deionized waters to continue to stir 60min, dripping 8 parts of massfractions is that the hydrochloric acid of 12wt% stirs, add 20 part of first prefabricated material, 35 part of second prefabricated material, 1.5 parts of silane coupling agents, 10 parts of gacs, 80 parts of massfractions are 90wt% ethanolic soln concussion 120min, filter, washing, drying obtains improved silica.
Embodiment 5
A kind of automobile absorber rubber sheet gasket with excellent mechanical performance, its raw material comprises by weight: cis-1,4-polybutadiene rubber 38 parts, natural rubber 18 parts, carboxy nitrile rubber 22 parts, chlorosulfonated polyethylene rubber 12 parts, 5 parts, resol, 1.5 parts, sulphur, six sulfurations two methylene support thiuram 1.2 parts, 1.8 parts, zinc oxide, polyvinylmethyl ethers 0.6 part, 1, 3-polyoxyethylene glycol 3 parts, N, N '-two (2-hydroxypropyl) aniline 1.8 parts, improved silica 43 parts, tri-iron dodecacarbonyl 8 parts, Zn ferrite 4 parts, red iron oxide 7 parts, Shawinigan black 9 parts, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester 5 parts, light calcium carbonate 5 parts, Zinc Stearate 0.5 part, polyethylene wax 3.5 parts, rosin 0.5 part, 1.8 parts, beeswax, benzene sulfonamide acid esters 1 part, epoxy soybean oil 0.8 part, 1.3 parts, oxidation inhibitor.
Improved silica adopts following technique to prepare: 40 parts of silicon-dioxide, 30 parts of titanium dioxide, 2 parts of aluminum oxide, 5 parts of 8A molecular sieves are mixed by weight, add 30 parts of leaf of bamboo mixed grindings and be crushed to 250 ~ 350 microns, send into centrifugal burning in sintering oven, sintering temperature is 2400 DEG C, and cooling obtains the first prefabricated material, 30 parts of ethyl cellulose, 150 parts of ethanol are mixed by weight, add 30 parts of magnetic ferroferric oxide nanoparticles, ultrasonic atomizatio, drying obtains the second prefabricated material, by weight by 25 parts of dithiocarbonic anhydride, 65 parts of polyacrylamides, 40 parts of chloroforms, 140 parts of sherwood oils mix, adding 60 parts of massfractions with the speed of 1.2 parts/min under nitrogen protection is the sodium hydroxide solution of 45wt%, then 55 DEG C are stirred 1.5h, add 185 parts of deionized waters to continue to stir 45min, dripping 10 parts of massfractions is that the hydrochloric acid of 8wt% stirs, add 35 part of first prefabricated material, 25 part of second prefabricated material, 2 parts of silane coupling agents, 8 parts of gacs, 120 parts of massfractions are 60wt% ethanolic soln concussion 160min, filter, washing, drying obtains improved silica.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (9)
1. one kind has the automobile absorber rubber sheet gasket of excellent mechanical performance, it is characterized in that, its raw material comprises by weight: cis-1,4-polybutadiene rubber 35 ~ 45 parts, natural rubber 12 ~ 24 parts, carboxy nitrile rubber 13 ~ 28 parts, chlorosulfonated polyethylene rubber 5 ~ 16 parts, 2 ~ 8 parts, resol, 1.2 ~ 1.8 parts, sulphur, six sulfurations two methylene support thiuram 0.5 ~ 1.5 part, 1.5 ~ 2.5 parts, zinc oxide, polyvinylmethyl ethers 0.2 ~ 0.9 part, 1, 3-polyoxyethylene glycol 1 ~ 4 part, N, N '-two (2-hydroxypropyl) aniline 0.5 ~ 2.2 part, improved silica 35 ~ 55 parts, tri-iron dodecacarbonyl 5 ~ 10 parts, Zn ferrite 2 ~ 6 parts, red iron oxide 5 ~ 10 parts, Shawinigan black 6 ~ 12 parts, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester 2 ~ 8 parts, light calcium carbonate 2 ~ 10 parts, Zinc Stearate 0.2 ~ 0.9 part, polyethylene wax 2 ~ 6 parts, rosin 0.1 ~ 0.9 part, 0.5 ~ 2.5 part, beeswax, benzene sulfonamide acid esters 0.5 ~ 1.5 part, epoxy soybean oil 0.5 ~ 1.5 part, 0.5 ~ 2 part, oxidation inhibitor.
2. the automobile absorber rubber sheet gasket with excellent mechanical performance according to claim 1, it is characterized in that, the weight ratio of cis-1,4-polybutadiene rubber, natural rubber, carboxy nitrile rubber, chlorosulfonated polyethylene rubber, resol is 36 ~ 40:16 ~ 20:20 ~ 24:10 ~ 14:4 ~ 6.
3. the automobile absorber rubber sheet gasket with excellent mechanical performance according to claim 1 and 2, it is characterized in that, the weight ratio of improved silica, tri-iron dodecacarbonyl, Zn ferrite, red iron oxide, Shawinigan black, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester, light calcium carbonate is 40 ~ 46:6 ~ 10:3 ~ 5:6 ~ 8:8 ~ 10:4 ~ 6:4 ~ 6.
4. the automobile absorber rubber sheet gasket with excellent mechanical performance according to any one of claim 1-3, it is characterized in that, the weight ratio of improved silica, cis-1,4-polybutadiene rubber, natural rubber, carboxy nitrile rubber is 40 ~ 46:36 ~ 40:16 ~ 20:20 ~ 24.
5. the automobile absorber rubber sheet gasket with excellent mechanical performance according to any one of claim 1-4, it is characterized in that, its raw material comprises by weight: cis-1,4-polybutadiene rubber 36 ~ 40 parts, natural rubber 16 ~ 20 parts, carboxy nitrile rubber 20 ~ 24 parts, chlorosulfonated polyethylene rubber 10 ~ 14 parts, 4 ~ 6 parts, resol, 1.4 ~ 1.6 parts, sulphur, six sulfurations two methylene support thiuram 1 ~ 1.4 part, 1.6 ~ 2 parts, zinc oxide, polyvinylmethyl ethers 0.4 ~ 0.8 part, 1, 3-polyoxyethylene glycol 2 ~ 3.5 parts, N, N '-two (2-hydroxypropyl) aniline 1.6 ~ 2 parts, improved silica 40 ~ 46 parts, tri-iron dodecacarbonyl 6 ~ 10 parts, Zn ferrite 3 ~ 5 parts, red iron oxide 6 ~ 8 parts, Shawinigan black 8 ~ 10 parts, tetra isopropyl two (phosphorous acid two lauryl) titanic acid ester 4 ~ 6 parts, light calcium carbonate 4 ~ 6 parts, Zinc Stearate 0.4 ~ 0.6 part, polyethylene wax 3 ~ 4 parts, rosin 0.4 ~ 0.6 part, 1.6 ~ 2 parts, beeswax, benzene sulfonamide acid esters 0.8 ~ 1.2 part, epoxy soybean oil 0.6 ~ 1 part, 1.2 ~ 1.5 parts, oxidation inhibitor.
6. the automobile absorber rubber sheet gasket with excellent mechanical performance according to any one of claim 1-5, it is characterized in that, improved silica adopts following technique to prepare: silicon-dioxide, titanium dioxide, aluminum oxide, 8A molecular sieve are mixed, add leaf of bamboo mixed grinding to pulverize, send into centrifugal burning in sintering oven, cooling obtains the first prefabricated material; Ethyl cellulose, ethanol are mixed, add magnetic ferroferric oxide nanoparticle, ultrasonic atomizatio, drying obtains the second prefabricated material; Dithiocarbonic anhydride, polyacrylamide, chloroform, sherwood oil are mixed; sodium hydroxide solution is added under nitrogen protection; then stir; add deionized water to continue to stir; drip hydrochloric acid to stir, add the first prefabricated material, the second prefabricated material, silane coupling agent, gac, ethanolic soln concussion, filter; washing, drying obtains improved silica.
7. the automobile absorber rubber sheet gasket with excellent mechanical performance according to claim 6, it is characterized in that, in the preparation technology of improved silica, the weight ratio of silicon-dioxide, titanium dioxide, aluminum oxide, 8A molecular sieve is 30 ~ 60:20 ~ 40:1 ~ 3:2 ~ 8.
8. the automobile absorber rubber sheet gasket with excellent mechanical performance according to claim 6, it is characterized in that, in the preparation technology of improved silica, the weight ratio of the first prefabricated material, the second prefabricated material, silane coupling agent, gac is 20 ~ 50:15 ~ 35:1.5 ~ 2.5:5 ~ 10.
9. the automobile absorber rubber sheet gasket with excellent mechanical performance according to claim 6, it is characterized in that, improved silica adopts following technique to prepare: 30 ~ 60 parts of silicon-dioxide, 20 ~ 40 parts of titanium dioxide, 1 ~ 3 part of aluminum oxide, 2 ~ 8 parts of 8A molecular sieves are mixed by weight, add 15 ~ 45 parts of leaf of bamboo mixed grindings and be crushed to 200 ~ 400 microns, send into centrifugal burning in sintering oven, sintering temperature is 2000 ~ 2800 DEG C, and cooling obtains the first prefabricated material, 20 ~ 45 parts of ethyl cellulose, 120 ~ 180 parts of ethanol are mixed by weight, add 20 ~ 45 parts of magnetic ferroferric oxide nanoparticles, ultrasonic atomizatio, drying obtains the second prefabricated material, by weight by 15 ~ 35 parts of dithiocarbonic anhydride, 40 ~ 75 parts of polyacrylamides, 30 ~ 45 parts of chloroforms, 120 ~ 160 parts of sherwood oils mix, adding 40 ~ 80 parts of massfractions with the speed of 0.8 ~ 1.5 part/min under nitrogen protection is the sodium hydroxide solution of 30 ~ 60wt%, then 50 ~ 60 DEG C are stirred 1 ~ 2h, add 180 ~ 190 parts of deionized waters and continue stirring 30 ~ 60min, dripping 8 ~ 12 parts of massfractions is that the hydrochloric acid of 5 ~ 12wt% stirs, add 20 ~ 50 part of first prefabricated material, 15 ~ 35 part of second prefabricated material, 1.5 ~ 2.5 parts of silane coupling agents, 5 ~ 10 parts of gacs, 80 ~ 160 parts of massfractions are 20 ~ 90wt% ethanolic soln concussion, 120 ~ 200min, filter, washing, drying obtains improved silica.
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| CN201511012008.0A CN105504387A (en) | 2015-12-30 | 2015-12-30 | Rubber gasket used for automobile shock absorber and having excellent mechanical property |
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| CN201511012008.0A CN105504387A (en) | 2015-12-30 | 2015-12-30 | Rubber gasket used for automobile shock absorber and having excellent mechanical property |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105733040A (en) * | 2016-04-26 | 2016-07-06 | 安徽润康橡塑科技有限公司 | Automotive high-temperature-resistant rubber |
| CN107163321A (en) * | 2017-05-31 | 2017-09-15 | 合肥绿洁环保科技有限公司 | A kind of environmentally friendly vehicle yielding rubber element |
| CN107189127A (en) * | 2017-05-12 | 2017-09-22 | 安徽瑞鑫自动化仪表有限公司 | A kind of special vehicle instrument case beam |
| CN107365492A (en) * | 2017-08-29 | 2017-11-21 | 无为县大江橡塑制品有限公司 | A kind of automobile plastic shock absorber part preparation method |
| CN116970229A (en) * | 2023-09-23 | 2023-10-31 | 河北华密新材科技股份有限公司 | Pressure-resistant shrinkage rubber sealing gasket and preparation method thereof |
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| CN102875854A (en) * | 2012-09-20 | 2013-01-16 | 吴江市天源塑胶有限公司 | High-intensity magnetic rubber |
| CN102964642A (en) * | 2012-11-30 | 2013-03-13 | 海门市桑轿汽门室垫厂 | Production technology of rubber gasket |
| CN104028255A (en) * | 2014-05-12 | 2014-09-10 | 谷屿 | Magnetic surface-modified nanometer titanium dioxide and preparation method thereof |
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| CN102875854A (en) * | 2012-09-20 | 2013-01-16 | 吴江市天源塑胶有限公司 | High-intensity magnetic rubber |
| CN102964642A (en) * | 2012-11-30 | 2013-03-13 | 海门市桑轿汽门室垫厂 | Production technology of rubber gasket |
| CN104028255A (en) * | 2014-05-12 | 2014-09-10 | 谷屿 | Magnetic surface-modified nanometer titanium dioxide and preparation method thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105733040A (en) * | 2016-04-26 | 2016-07-06 | 安徽润康橡塑科技有限公司 | Automotive high-temperature-resistant rubber |
| CN107189127A (en) * | 2017-05-12 | 2017-09-22 | 安徽瑞鑫自动化仪表有限公司 | A kind of special vehicle instrument case beam |
| CN107163321A (en) * | 2017-05-31 | 2017-09-15 | 合肥绿洁环保科技有限公司 | A kind of environmentally friendly vehicle yielding rubber element |
| CN107365492A (en) * | 2017-08-29 | 2017-11-21 | 无为县大江橡塑制品有限公司 | A kind of automobile plastic shock absorber part preparation method |
| CN116970229A (en) * | 2023-09-23 | 2023-10-31 | 河北华密新材科技股份有限公司 | Pressure-resistant shrinkage rubber sealing gasket and preparation method thereof |
| CN116970229B (en) * | 2023-09-23 | 2023-12-05 | 河北华密新材科技股份有限公司 | Pressure-resistant shrinkage rubber sealing gasket and preparation method thereof |
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