CN106188905A - A kind of automobile-used rubber damping material and preparation method thereof - Google Patents
A kind of automobile-used rubber damping material and preparation method thereof Download PDFInfo
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- CN106188905A CN106188905A CN201610598704.2A CN201610598704A CN106188905A CN 106188905 A CN106188905 A CN 106188905A CN 201610598704 A CN201610598704 A CN 201610598704A CN 106188905 A CN106188905 A CN 106188905A
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
- C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
- C08L23/22—Copolymers of isobutene; Butyl rubber ; Homo- or copolymers of other iso-olefins
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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
- C08K2201/011—Nanostructured 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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- 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 kind of automobile-used rubber damping material and preparation method thereof, including the raw material of following parts by weight: butyl rubber 100 parts, 20 30 parts of phenolic resin, nano-calcium carbonate 8 15 parts, white carbon black 5 10 parts, Kaolin 5 10 parts, sepiolite fibre 38 parts, titanium dioxide 24 parts, magnesium oxide 36 parts, zinc oxide 24 parts, aluminum-zirconium coupling agent 13 parts, polyglycol distearate 24 parts, cross-linking agent 0.5 1.5 parts and accelerator 12 parts.The vibration-absorptive material that the present invention prepares has the advantages such as damped coefficient is big, resilience force is high, damping, high temperature resistant, ageing-resistant, creep resistant, fire resistance are good, it is adaptable to automobile-used anti-vibration article.Its preparation technology is simple simultaneously, easily realizes industrialized production, and market prospect is the most wide.
Description
Technical field
The present invention relates to vibration-absorptive material technical field, a kind of automobile-used rubber damping material and preparation method thereof.
Background technology
Along with developing rapidly of modern industry, vibrations and noise have become as the serious problems of every field, and it will drop
Low performance accuracy, affect product quality, shorten life of product, make high-precision instrument cisco unity malfunction, jeopardize safety, make to set
Standby or construction early damage, pollute environment and affect health of human body etc..Therefore, how research absorbs, cuts down vibrations and noise
Become current research direction.Current most widely used shock-dampening method general, maximally effective is to use various anti-vibration articles, especially
Rubber damping product, it can be effectively isolated vibrations and excitaton source, it is also possible to relaxes the vibrations of vibration body, is therefore widely used
The fields such as motor vehicles, railway, household, bridge, athletic protective equipment.
Automobile, as daily a kind of walking-replacing tool, is applied extremely wide in daily life, and automobile is daily travels on public affairs
Lu Shang, encounters various road conditions, thus in vehicle traveling process, the location that especially road conditions are poor, automobile is travelling
Shi Jiyi jolts, so that the life-span of automobile shortens significantly.Therefore, it is extremely necessary for installing damping device on automobile,
Present automobile shock-absorber is to use amortisseur mostly, thus the damping effect of automobile is played greatly by the material of amortisseur
Effect.But existing automobile-used vibration-absorptive material exists, and rubber viscous is big, oil resistivity is poor, technological operation is difficult, product damping performance,
The problems such as ageing-resistant performance, impact resistance and flex fatigue property are poor, cost is higher.
Summary of the invention
The present invention is directed to the problem that existing vibration-absorptive material exists, it is provided that one is ageing-resistant, mechanical property strong, anti-fatigue performance
The simple and environmentally-friendly nontoxic automobile-used rubber damping material of good, with low cost, preparation technology.
In order to realize object above, the technical solution used in the present invention is as follows:
A kind of automobile-used rubber damping material, including the raw material of following parts by weight:
Butyl rubber 100 parts, phenolic resin 20-30 part, nano-calcium carbonate 8-15 part, white carbon black 5-10 part, Kaolin 5-10 part, sea
Afrodite fiber 3-8 part, titanium dioxide 2-4 part, magnesium oxide 3-6 part, zinc oxide 2-4 part, aluminum-zirconium coupling agent 1-3 part, Polyethylene Glycol
Stearate 2-4 part, cross-linking agent 0.5-1.5 part and accelerator 1-2 part.
Preferably, the above aluminum-zirconium coupling agent be aluminium methacrylate-zirconium coupling agent, adipic acid aluminum-zirconium coupling agent and
One in aluminium stearate-zirconium coupling agent.
Preferably, the above cross-linking agent is Aronix M 240.
Preferably, the above accelerator is dibenzothiazyl disulfide zinc or PZ.
Preferably, the above vibration-absorptive material also includes copolymer of maleic anhydride and acrylic acid 1-3 part.
Preferably, the above vibration-absorptive material also includes antioxidant 1-2 part；Described antioxidant is 1010 antioxidation
One in agent, 1076 antioxidants and CA antioxidant.
Preferably, the above vibration-absorptive material also includes fire retardant 0.5-1.5 part；Described fire retardant is APP, boron
One in acid zinc and aluminium hydroxide.
The preparation method of the above automobile-used rubber damping material, comprises the following steps:
(1) stir mixing: weigh each raw material according to above-mentioned formula, adds high force dispersion blender by each raw material, in temperature is
120-140 DEG C, vacuum be 0.08-0.10Mpa, rotating speed be under 100-300rpm stirring 30-60min, obtain mix raw material；
(2) hot-forming: above-mentioned mixing raw material is added in mold cavity, temperature be 145-165 DEG C, pressure be under 15-20MPa
Hot-forming 3-5min, obtains semifinished product；
(3) microwave combustion method: the semifinished product that step (2) obtains is put into microwave heating equipment and enters at temperature is 140-180 DEG C
Row solidification heat treatment, is cooled to room temperature, obtains automobile-used rubber damping material.
Preferably, the above solidification heat treatment is to be incubated 1h, 1.5h and 2h respectively at 140 DEG C, 160 DEG C and 180 DEG C.
Preferably, the heating rate of the above step (3) is 3-5 DEG C/min.
Compared with prior art, the invention have the benefit that
1, the formula of the present invention be butyl rubber high using oil resistivity, that air-tightness is good, heat-resisting, ageing-resistant as primary raw material, then
Adding the adjuvant such as phenolic resin, nano-calcium carbonate, this formula is reasonable, and each component compatibility is good, the vibration-absorptive material tool prepared
There are the advantages such as damped coefficient is big, resilience force is high, damping, high temperature resistant, ageing-resistant, creep resistant, fire resistance are good, it is adaptable to automobile-used
Anti-vibration article, market prospect is the most wide.
2, the formula of the present invention is using sepiolite fibre as packing material, and not only raw material sources are extensive, with low cost, moreover it is possible to
Give excellent heat-resisting, corrosion-resistant, the radioprotective of vibration-absorptive material, insulation, mechanical property etc..
3, the formula of the present invention adds aluminum-zirconium coupling agent, is possible not only to the dispersibility of improvement system and reduces system viscosity,
Improve the adhesion of filler and rubber, improve the mechanical property of vibration-absorptive material, the most also there is the ageing-resistant performance of excellence.
4, the formula of the present invention is additionally added copolymer of maleic anhydride and acrylic acid so that each component compatibility is more preferable, can guarantee that
Vibration-absorptive material has good processing characteristics and mechanical property, can also improve the creep resistance of material simultaneously.
5, the preparation method of the present invention uses high force dispersion blender to carry out batch mixing, not only low cost, production efficiency height, consumption
Can be low, moreover it is possible to making the mixing of each component more uniform, rubber is more tight with the interface cohesion of other components, and then improves damping
The mechanical property of material.
6, the vibration-absorptive material that the present invention prepares has excellent performance, and wherein the hardness of vibration-absorptive material is 60-70IRHD, draws
Stretch intensity be 20-30MPa, break-draw rate be 450-500%, damped coefficient be 1.1-1.3, rebound degree be 8-11% and 100 DEG C,
72h Tensile strength is 14-18MPa.
7, this preparation method use microwave combustion method have energy-conservation, production efficiency is high, homogeneous heating, easily realize automatization control
The advantages such as system, and be incubated in different temperature ranges, reduce the crackle that rubber damping material produces because of thermal expansion.
8, the present invention also has the advantages such as raw material sources are extensive, with low cost, preparation technology is simple, easily realizes industrialization
Produce.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is further described, but is not limited to protection scope of the present invention.
Embodiment 1
A kind of automobile-used rubber damping material, by the raw material of following parts by weight: butyl rubber 100 parts, 25 parts of phenolic resin, nanometer
Calcium carbonate 10 parts, white carbon black 6 parts, Kaolin 8 parts, sepiolite fibre 5 parts, titanium dioxide 2 parts, magnesium oxide 4 parts, zinc oxide 3 parts, first
Base acrylic acid aluminum-zirconium coupling agent 2 parts, polyglycol distearate 2 parts, Aronix M 240 cross-linking agent 0.5 part, 1010 resist
Oxidant 1 part and dibenzothiazyl disulfide zinc accelerator 1.5 parts.
Its preparation method, comprises the following steps:
(1) stir mixing: weigh each raw material according to above-mentioned formula, adds high force dispersion blender by each raw material, is 130 in temperature
DEG C, vacuum be 0.08Mpa, rotating speed be under 100rpm stirring 60min, obtain mix raw material；
(2) hot-forming: above-mentioned mixing raw material is added in mold cavity, temperature be 150 DEG C, pressure be to be hot pressed under 20MPa
Type 5min, obtains semifinished product；
(3) microwave combustion method: the semifinished product that step (2) obtains is put into microwave heating equipment, respectively 140 DEG C, 160 DEG C and
It is incubated 1h, 1.5h and 2h at 180 DEG C to carry out solidifying heat treatment, is cooled to room temperature, obtains automobile-used rubber damping material.
Embodiment 2
A kind of automobile-used rubber damping material, by the raw material of following parts by weight: butyl rubber 100 parts, 20 parts of phenolic resin, nanometer
Calcium carbonate 12 parts, white carbon black 5 parts, Kaolin 6 parts, sepiolite fibre 8 parts, titanium dioxide 3 parts, magnesium oxide 3 parts, zinc oxide 4 parts, oneself
Diacid aluminum-zirconium coupling agent 1 part, polyglycol distearate 3 parts, Aronix M 240 cross-linking agent 1 part, 1076 antioxidants
1.5 parts, copolymer of maleic anhydride and acrylic acid 2 parts and dibenzothiazyl disulfide zinc accelerator 1 part.
Its preparation method, comprises the following steps:
(1) stir mixing: weigh each raw material according to above-mentioned formula, adds high force dispersion blender by each raw material, is 120 in temperature
DEG C, vacuum be 0.10Mpa, rotating speed be under 300rpm stirring 50min, obtain mix raw material；
(2) hot-forming: above-mentioned mixing raw material is added in mold cavity, temperature be 145 DEG C, pressure be to be hot pressed under 20MPa
Type 5min, obtains semifinished product；
(3) microwave combustion method: the semifinished product that step (2) obtains is put into microwave heating equipment, respectively 140 DEG C, 160 DEG C and
It is incubated 1h, 1.5h and 2h at 180 DEG C to carry out solidifying heat treatment, is cooled to room temperature, obtains automobile-used rubber damping material.
Embodiment 3
A kind of automobile-used rubber damping material, by the raw material of following parts by weight: butyl rubber 100 parts, 30 parts of phenolic resin, nanometer
Calcium carbonate 15 parts, white carbon black 8 parts, Kaolin 5 parts, sepiolite fibre 3 parts, titanium dioxide 4 parts, magnesium oxide 6 parts, zinc oxide 2 parts, hard
Fat acid aluminum-zirconium coupling agent 3 parts, polyglycol distearate 4 parts, Aronix M 240 cross-linking agent 1 part, CA antioxidant 2
Part, copolymer of maleic anhydride and acrylic acid 3 parts, ammonium polyphosphate flame retardant 1 part and PZ accelerator 1
Part.
Its preparation method, comprises the following steps:
(1) stir mixing: weigh each raw material according to above-mentioned formula, adds high force dispersion blender by each raw material, is 140 in temperature
DEG C, vacuum be 0.08Mpa, rotating speed be under 300rpm stirring 30min, obtain mix raw material；
(2) hot-forming: above-mentioned mixing raw material is added in mold cavity, temperature be 165 DEG C, pressure be to be hot pressed under 15MPa
Type 3min, obtains semifinished product；
(3) microwave combustion method: the semifinished product that step (2) obtains is put into microwave heating equipment, respectively 140 DEG C, 160 DEG C and
It is incubated 1h, 1.5h and 2h at 180 DEG C to carry out solidifying heat treatment, is cooled to room temperature, obtains automobile-used rubber damping material.
Embodiment 4
A kind of automobile-used rubber damping material, by the raw material of following parts by weight: butyl rubber 100 parts, 25 parts of phenolic resin, nanometer
Calcium carbonate 8 parts, white carbon black 10 parts, Kaolin 10 parts, sepiolite fibre 4 parts, titanium dioxide 3 parts, magnesium oxide 5 parts, zinc oxide 3 parts,
Aluminium methacrylate-zirconium coupling agent 2 parts, polyglycol distearate 3 parts, Aronix M 240 cross-linking agent 1 part, 1010 resist
Oxidant 1.5 parts, copolymer of maleic anhydride and acrylic acid 1 part, aluminium hydroxide fire retardant 1 part and dimethyl dithiocarbamic acid
Zinc accelerator 1.5 parts.
Its preparation method, comprises the following steps:
(1) stir mixing: weigh each raw material according to above-mentioned formula, adds high force dispersion blender by each raw material, is 130 in temperature
DEG C, vacuum be 0.08Mpa, rotating speed be under 300rpm stirring 45min, obtain mix raw material；
(2) hot-forming: above-mentioned mixing raw material is added in mold cavity, temperature be 155 DEG C, pressure be to be hot pressed under 18MPa
Type 3min, obtains semifinished product；
(3) microwave combustion method: the semifinished product that step (2) obtains is put into microwave heating equipment, respectively 140 DEG C, 160 DEG C and
It is incubated 1h, 1.5h and 2h at 180 DEG C to carry out solidifying heat treatment, is cooled to room temperature, obtains automobile-used rubber damping material.
Rubber damping material obtained by above-described embodiment 1-4 is according to industry standard test performance, and test is such as following table institute
Show:
| Sample | Hardness (IRHD) | Hot strength (MPa) | Elongation at break (%) | Damped coefficient | Rebound degree (%) | 100 DEG C, 72h Tensile strength (MPa) |
| Embodiment 1 | 64 | 21 | 459 | 1.13 | 11.4 | 14 |
| Embodiment 2 | 69 | 28 | 534 | 1.28 | 9.7 | 18 |
| Embodiment 3 | 62 | 24 | 518 | 1.21 | 8.6 | 16 |
| Embodiment 4 | 70 | 26 | 497 | 1.18 | 9.4 | 17 |
Drawing from testing result, vibration-absorptive material prepared by the present invention has mechanics and damping performance, the wide market of excellence.
Above content is it cannot be assumed that the present invention is embodied as being confined to these explanations, for the technical field of the invention
Those of ordinary skill for, without departing under present inventive concept premise, it is also possible to make some simple deduction or replace, all answer
When being considered as belonging to the scope of patent protection that the present invention is determined by the claims submitted to.
Claims (10)
1. an automobile-used rubber damping material, it is characterised in that: include the raw material of following parts by weight:
Butyl rubber 100 parts, phenolic resin 20-30 part, nano-calcium carbonate 8-15 part, white carbon black 5-10 part, Kaolin 5-10 part, sea
Afrodite fiber 3-8 part, titanium dioxide 2-4 part, magnesium oxide 3-6 part, zinc oxide 2-4 part, aluminum-zirconium coupling agent 1-3 part, Polyethylene Glycol
Stearate 2-4 part, cross-linking agent 0.5-1.5 part and accelerator 1-2 part.
The most automobile-used rubber damping material, it is characterised in that: described aluminum-zirconium coupling agent is metering system
One in acid aluminum-zirconium coupling agent, adipic acid aluminum-zirconium coupling agent and aluminium stearate-zirconium coupling agent.
The most automobile-used rubber damping material, it is characterised in that: described cross-linking agent is tetraethylene glycol (TEG) diacrylate
Ester.
The most automobile-used rubber damping material, it is characterised in that: described accelerator is diphenyl disulfide thiophene
Azoles zinc or PZ.
The most automobile-used rubber damping material, it is characterised in that: described vibration-absorptive material also includes antioxidant
1-2 part；Described antioxidant is the one in antioxidant 1010, antioxidant 1076 and antioxidant CA.
The most automobile-used rubber damping material, it is characterised in that: described vibration-absorptive material also includes fire retardant
0.5-1.5 part；Described fire retardant is the one in APP, Firebrake ZB and aluminium hydroxide.
7. according to rubber damping material automobile-used described in claim 1, it is characterised in that: described vibration-absorptive material also include maleic anhydride-
Acrylic copolymer 1-3 part.
The preparation method of a kind of automobile-used rubber damping material the most as claimed in claim 1, it is characterised in that: comprise the following steps:
Stir mixing: weigh each raw material according to the formula of claim 1, adds high force dispersion blender by each raw material, in temperature
For 120-140 DEG C, vacuum be 0.08-0.10Mpa, rotating speed be stirring 30-60min under 100-300rpm, obtain mixing former
Material；
Hot-forming: above-mentioned mixing raw material is added in mold cavity, temperature be 145-165 DEG C, pressure be heat under 15-20MPa
Molded 3-5min, obtains semifinished product；
Microwave combustion method: the semifinished product that step (2) obtains is put into microwave heating equipment and carries out solid at temperature is 140-180 DEG C
Heat-transformation processes, and is cooled to room temperature, obtains automobile-used rubber damping material.
The preparation method of the most automobile-used rubber damping material, it is characterised in that: described solidification heat treatment is
1h, 1.5h and 2h it is incubated respectively at 140 DEG C, 160 DEG C and 180 DEG C.
The preparation method of the most automobile-used rubber damping material, it is characterised in that: described step (3)
Heating rate be 3-5 DEG C/min.
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| CN201610598704.2A CN106188905A (en) | 2016-07-27 | 2016-07-27 | A kind of automobile-used rubber damping material and preparation method thereof |
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| CN201610598704.2A CN106188905A (en) | 2016-07-27 | 2016-07-27 | A kind of automobile-used rubber damping material and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106751054A (en) * | 2016-12-30 | 2017-05-31 | 东莞市佳乾新材料科技有限公司 | A kind of automobile preparation method of radiating vibration-absorptive material high |
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| CN105295211A (en) * | 2015-11-20 | 2016-02-03 | 浙江世泰实业有限公司 | High-damping rubber composition and preparation method therefor |
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2016
- 2016-07-27 CN CN201610598704.2A patent/CN106188905A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105295211A (en) * | 2015-11-20 | 2016-02-03 | 浙江世泰实业有限公司 | High-damping rubber composition and preparation method therefor |
| CN105330920A (en) * | 2015-11-20 | 2016-02-17 | 浙江世泰实业有限公司 | Novel butyl rubber and preparation method thereof |
Non-Patent Citations (2)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106751054A (en) * | 2016-12-30 | 2017-05-31 | 东莞市佳乾新材料科技有限公司 | A kind of automobile preparation method of radiating vibration-absorptive material high |
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