CN108342022A - A kind of control valve high-performance self-lubricating rubber material and preparation method thereof - Google Patents
A kind of control valve high-performance self-lubricating rubber material and preparation method thereof Download PDFInfo
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- CN108342022A CN108342022A CN201810068780.1A CN201810068780A CN108342022A CN 108342022 A CN108342022 A CN 108342022A CN 201810068780 A CN201810068780 A CN 201810068780A CN 108342022 A CN108342022 A CN 108342022A
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- parts
- control valve
- performance self
- agent
- rubber material
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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
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- 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
-
- 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
Abstract
The invention discloses a kind of control valve high-performance self-lubricating rubber material, raw material includes by weight：EPDM, zinc oxide, oleamide, anti-aging agent, polyethylene glycol, carbon black, paraffin oil, vulcanizing agent and activating agent.The present invention also proposes the preparation method of high-performance self-lubricating rubber material, includes the following steps：Warm mixing is added in EPDM raw rubbers, zinc oxide, oleamide, anti-aging agent, polyethylene glycol, accelerating agent, vulcanizing agent, adds carbon black, paraffin oil, through carrying position in floating weight and proposing the processing of a floating weight high position, rubber compound is made；Vulcanizer is added in rubber compound, resilience, lubricity, compression set, anti-aging, anticorrosive and excellent high and low temperature resistance rubber material is made through sulfuration process, service life is long, and production efficiency is high, is the ideal selection of brake system of car control valve material.
Description
Technical field
The present invention relates to modified rubber technical field more particularly to a kind of control valve high-performance self-lubricating rubber material and
Preparation method.
Background technology
Booster is the critical component of braking automobile, and 6-8 times of brake power-assisted can be provided in brake, mitigates driver's
Brake weight has extremely important effect for the safety of automobile.Control valve is one of component particularly important in booster, it
Main function be air inlet and the outlet for controlling gas chamber, currently, common rubber material does control valve, its advantage is that excellent
Resistance to weather, resistance to ozone, heat-resisting, acid and alkali-resistance, water vapor resistance, colour stability, electrical property, oil-filled property and room temperature mobility, still
Its wearability, ageing-resistant, resilience performance is poor.
Chinese patent CN106398222A proposes a kind of with good impact resistance and anti-aging property rubber composite wood
Material, is particularly suitable for the fields such as mechanical equipment damping, but as the control valve of booster, its wearability, oil resistance compared with
Difference.Chinese patent CN106589627A discloses a kind of sealing element rubber material, its wearability, impact resistance are excellent, former
Material is easy to get, and production cost is low, but as the control valve of booster, its oil resistivity, ageing-resistant performance is poor.
Invention content
Technical problems based on background technology, the present invention propose a kind of control valve high-performance self-lubricating rubber material
Material and preparation method thereof, its wearability, oil resistivity, resilience, Compression Set are had excellent performance, and preparation method is simple, former
Material is easy to get, and production cost is low.
The present invention proposes a kind of control valve high-performance self-lubricating rubber material, and raw material includes by weight：EPDM
80-120 parts, 5-10 parts of zinc oxide, 1-3 parts of oleamide, 1-3 parts of anti-aging agent, 1-3 parts of polyethylene glycol, 30-40 parts of carbon black, stone
4-10 parts of wax oil, 1.1-4.4 parts of vulcanizing agent, 1-3 parts of accelerating agent.
Preferably, raw material includes by weight：90-110 parts of EPDM, 6-8 parts of zinc oxide, oleamide 1.5-2.5
Part, anti-aging agent, polyethylene glycol 1.2-2.6,33-37 parts of carbon black, 5-8 parts of paraffin oil, 2.2-3.3 parts of vulcanizing agent, accelerating agent 1.5-
2.5 part.
Preferably, anti-aging agent 2,2,4- trimethyl -1,2- dihyaroquinoline condensates.
Preferably, carbon black is N330 carbon blacks.
Preferably, vulcanizing agent is S-80A and 2, at least one of 5- dimethyl -2,5- bis(t-butylperoxy) hexanes.
Preferably, accelerating agent is trimethylol-propane trimethacrylate.
The present invention also proposes above-mentioned control valve high-performance self-lubricating rubber material preparation method, includes the following steps：
S1, temperature is added in EPDM raw rubbers, zinc oxide, oleamide, anti-aging agent, polyethylene glycol, accelerating agent, vulcanizing agent
Mixing in 55-65 DEG C of mixer, is added carbon black, and mixing is simultaneously warming up to 87-93 DEG C and carries that position in floating weight is primary, and mixing simultaneously heats up
To 97-103 DEG C, it is added paraffin oil, mixing is simultaneously warming up to 107-113 DEG C and carries that floating weight is high-order primary, and mixing is simultaneously warming up to 117-
123 DEG C put forward a floating weight high position once, and rubber compound is made in pressure bolt dumping；
S2, vulcanizer is added in rubber compound, at 170-180 DEG C of temperature, pressure 3.4-7.5Mpa, vulcanizes 7-10 minutes and make
Obtain high-performance self-lubricating EPDM control valve rubber materials.
Preferably, it is 5-10 seconds/time that position is carried in floating weight in S1, S2 and carries the floating weight high-order time.
The present invention proposes a kind of control valve high-performance self-lubricating rubber material, using ethylene propylene diene rubber raw rubber as major ingredient rubber
Glue, oleamide are lubricant, and oleamide belongs to unsaturated fat amide, can make the viscosity for reducing rubber melting, improve and add
Work mobility, the present invention are adjusted the binding performance of major ingredient rubber and carbon black filler with oleamide cooperation polyethylene glycol, significantly carried
The intensity of high major ingredient rubber, wear-resisting property reduce Mooney, reduce or eliminate influence of the filler to vulcanization, improve rubber product
Physical mechanical property；Promote paraffin oil small molecule alkane to enter in major ingredient macromolecular chain with oleamide, increases macromolecular chain
Between distance, reduce intermolecular active force, improve the resilience of major ingredient rubber.The present invention is with 2,2,4- trimethyls -1,2- bis-
Hydrogenated quinoline condensate is anti-aging agent, can enhance the ageing-resistant performance of major ingredient rubber, extend the service life of rubber material；With
Zinc oxide, 2,5- dimethyl -2,5- bis(t-butylperoxy) hexanes and S-80A form rubber vulcanization system, promote major ingredient side
Double bond in chain vulcanizes to form the higher carbon-carbon bond of thermal stability and ehter bond, significantly improves major ingredient molecule interchain crosslinking degree, carries
Height puies forward major ingredient rubber oil-resistant, resistance to dissolubility and high- and low-temperature resistance performance.High-performance is made certainly with sulfuration process by being kneaded in the present invention
EPDM rubber material is lubricated, preparation process is simple, easy to operate, and production efficiency is high, is the reason of brake system of car control valve material
Think selection.
Specific implementation mode
In the following, technical scheme of the present invention is described in detail by specific embodiment.
Embodiment 1
A kind of control valve high-performance self-lubricating rubber material, raw material include by weight：80 parts of EPDM, zinc oxide 5
Part, 1 part of oleamide, 2,2,4- 1 part of trimethyl -1,2- dihyaroquinoline condensates, 1 part of polyethylene glycol, carbon black N330 30
Part, 4 parts of paraffin oil, 2.2 parts of S-80A, 1 part of Triallyl isocyanurate.
Embodiment 2
A kind of control valve high-performance self-lubricating rubber material, raw material include by weight：120 parts of EPDM, zinc oxide
10 parts, 3 parts of oleamide, 2,2,4- 3 parts of trimethyl -1,2- dihyaroquinoline condensates, 3 parts of polyethylene glycol, carbon black N330 40
Part, 10 parts of paraffin oil, 2,5- 3.3 parts of dimethyl -2,5- bis(t-butylperoxy) hexanes, 3 parts of Triallyl isocyanurate.
Embodiment 3
A kind of control valve high-performance self-lubricating rubber material, raw material include by weight：100 parts of EPDM, zinc oxide
7.5 parts, 2 parts of oleamide, 2,2,4- 2 parts of trimethyl -1,2- dihyaroquinoline condensates, 2 parts of polyethylene glycol, 35 parts of carbon black,
7 parts of paraffin oil, 0.25 part of S-80A and 2,2.5 parts of 5- dimethyl -2,5- bis(t-butylperoxy)s hexane, triallyl isocyanide
2 parts of urea acid esters.
Embodiment 4
By 90 parts of EPDM, 6 parts of zinc oxide, 1.5 parts of oleamides, 1.5 part 2,2,4- trimethyl -1,2- dihyaroquinolines are poly-
Zoarium, 1.2 parts of polyethylene glycol, 2 parts of 2,5- dimethyl -2,5- bis(t-butylperoxy)s hexanes, 1.5 parts of triallyl isocyanide ureas
Mixing 25 seconds in 55 DEG C of mixer are added in acid esters, 0.2 part of S-80A, are added 33 parts of carbon black N330, and mixing is simultaneously warming up to 87 DEG C and carries
Position is primary in floating weight, and the time is 6 seconds, and mixing is simultaneously warming up to 97 DEG C, is added 5 parts of paraffin oils, and mixing is simultaneously warming up to 107 DEG C and puts on
It is high-order primary to push up bolt, the time is 6 seconds, and mixing is simultaneously warming up to 117 DEG C and carries that position in floating weight is primary, and the time is 6 seconds, presses bolt dumping system
Obtain rubber compound；
S2, vulcanizer is added in rubber compound, vulcanized 10 minutes at 170 DEG C of temperature, pressure 7.5Mpa, obtain control valve use
High-performance self-lubricating rubber material.
Embodiment 5
By 100 parts of EPDM, 5 parts of zinc oxide, 2 parts of oleamides, 2 part 2,2,4- trimethyl -1,2- dihyaroquinolines polymerization
Body, 1 part of polyethylene glycol, 3 parts of 2,5- dimethyl -2,5- bis(t-butylperoxy)s hexanes, 1.5 parts of triallyl isocyanuric acids
Mixing 35 seconds in 65 DEG C of mixer are added in ester, 0.15 part of S-80A, are added 35 parts of carbon black N330, and mixing is simultaneously warming up to 90 DEG C and carries
Position is primary in floating weight, and the time is 10 seconds, and mixing is simultaneously warming up to 100 DEG C, is added 8 parts of paraffin oils, and mixing is simultaneously warming up to 110 DEG C and carries
Floating weight is high-order primary, and the time is 10 seconds, then is warming up to 120 DEG C and carries that position in floating weight is primary, and the time is 10 seconds, presses bolt dumping system
Obtain rubber compound；
S2, vulcanizer is added in rubber compound, vulcanized 7 minutes at 180 DEG C of temperature, pressure 3.4Mpa, obtain control valve use
High-performance self-lubricating rubber material.
Control valve high-performance self-lubricating rubber material is made to embodiment 5, carries out following basic materialization performance test：
Respectively according to ISO 48, DIN 53504, DIN 53512, ISO 34, ISO 1183, ISO 815, ATE N553
59.09、ISO 2285、ATE N 553 59.01、ATE N 553 59.22、DIN 53508、ISO 181、ATE N 106
36.4, ATE N 553 59.41, ISO 11357, ATE N 553 59.24,553 59.20 standards of ATE N are to embodiment 5
Hardness, basic physical properties, compression set, heat-resistant air aging property, resistance to braking fluid performance, grease resistance, cryogenic property, just oneself
Alkane extracting performance, resistance to ozone, friction coefficient are tested, as a result as shown in table 1 below：
1 control valve of table high-performance self-lubricating rubber material basic materialization performance indicator
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of control valve high-performance self-lubricating rubber material, which is characterized in that its raw material includes by weight：EPDM 80-
120 parts, 5-10 parts of zinc oxide, 1-3 parts of oleamide, 1-3 parts of anti-aging agent, 1-3 parts of polyethylene glycol, 30-40 parts of carbon black, paraffin oil
4-10 parts, 2.2-3.3 parts of vulcanizing agent, 1-3 parts of accelerating agent.
2. control valve high-performance self-lubricating rubber material according to claim 1, which is characterized in that its raw material is by weight
Including：90-110 parts of EPDM, 6-8 parts of zinc oxide, 1.5-2.5 parts of oleamide, anti-aging agent, polyethylene glycol 1.2-2.6, carbon black
33-37 parts, 5-8 parts of paraffin oil, 2.5-3.0 parts of vulcanizing agent, 1.5-2.5 parts of accelerating agent.
3. control valve according to claim 1 or claim 2 high-performance self-lubricating rubber material, which is characterized in that anti-aging agent 2,
2,4- trimethyl -1,2- dihyaroquinoline condensates.
4. according to any one of claim 1-3 control valve high-performance self-lubricating rubber materials, which is characterized in that carbon black is
N330 carbon blacks.
5. according to any one of claim 1-4 control valve high-performance self-lubricating rubber materials, which is characterized in that vulcanizing agent
For S-80A and 2, at least one of 5- dimethyl -2,5- bis(t-butylperoxy) hexanes.
6. according to any one of claim 1-5 control valve high-performance self-lubricating rubber materials, which is characterized in that accelerating agent
For trimethylol-propane trimethacrylate.
7. a kind of preparation method of the control valve high-performance self-lubricating rubber material as described in claim any one of 1-6, special
Sign is, includes the following steps：
S1, temperature 55-65 is added in EPDM raw rubbers, zinc oxide, oleamide, anti-aging agent, polyethylene glycol, accelerating agent, vulcanizing agent
DEG C mixer in mixing, be added carbon black, mixing is simultaneously warming up to 87-93 DEG C and carries that position in floating weight is primary, and mixing is simultaneously warming up to 97-
103 DEG C, it is added paraffin oil, mixing is simultaneously warming up to 107-113 DEG C and carries that floating weight is high-order primary, and mixing is simultaneously warming up to 117-123 DEG C
It is high-order primary to carry floating weight, rubber compound is made in pressure bolt dumping；
S2, vulcanizer is added in rubber compound, at 170-180 DEG C of temperature, pressure 3.4-7.5Mpa, vulcanization is made for 7-10 minutes
High-performance self-lubricating EPDM control valve rubber materials.
8. the preparation method of control valve high-performance self-lubricating rubber material according to claim 7, which is characterized in that S1,
It is 5-10 seconds/time to carry in floating weight position in S2 and carry the floating weight high-order time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810068780.1A CN108342022A (en) | 2018-01-24 | 2018-01-24 | A kind of control valve high-performance self-lubricating rubber material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810068780.1A CN108342022A (en) | 2018-01-24 | 2018-01-24 | A kind of control valve high-performance self-lubricating rubber material and preparation method thereof |
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| CN108342022A true CN108342022A (en) | 2018-07-31 |
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| CN201810068780.1A Pending CN108342022A (en) | 2018-01-24 | 2018-01-24 | A kind of control valve high-performance self-lubricating rubber material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110387086A (en) * | 2019-07-23 | 2019-10-29 | 宁国市普萨斯密封技术有限公司 | One kind being applied to low temperature resistant control valve material of electric brake system and preparation method thereof |
| CN113292794A (en) * | 2020-02-21 | 2021-08-24 | 安波福电气***有限公司 | Self-lubricating environment-friendly EPDM material |
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| WO2003091324A1 (en) * | 2002-04-23 | 2003-11-06 | Pirelli Pneumatici S.P.A. | Tyre having a high wear resistance, tread band and elastomeric composition used therein |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110387086A (en) * | 2019-07-23 | 2019-10-29 | 宁国市普萨斯密封技术有限公司 | One kind being applied to low temperature resistant control valve material of electric brake system and preparation method thereof |
| CN113292794A (en) * | 2020-02-21 | 2021-08-24 | 安波福电气***有限公司 | Self-lubricating environment-friendly EPDM material |
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Application publication date: 20180731 |