CN103724835A - Piston seal ring for automobile brake calipers - Google Patents
Piston seal ring for automobile brake calipers Download PDFInfo
- Publication number
- CN103724835A CN103724835A CN201310681015.4A CN201310681015A CN103724835A CN 103724835 A CN103724835 A CN 103724835A CN 201310681015 A CN201310681015 A CN 201310681015A CN 103724835 A CN103724835 A CN 103724835A
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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
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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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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Sealing Material Composition (AREA)
Abstract
The invention discloses a piston seal ring for a pair of automobile brake calipers. The piston seal ring comprises the following raw materials in parts by weight: 93-100 parts of ethylene-propylene-diene monomer rubber 4045m, 3-4 parts of poly(n-butyl methacrylate), 2-3 parts of citronella oil, 1-2 parts of guajacolum, 7-9 parts of butyl oleate, 10-14 parts of jade powder, 4-6 parts of quicklime powder, 0.1-0.2 part of vanadium acetylacetonate, 1-2 parts of di(2-Ethylhexyl)-4,5-epoxytetrahydrophthalate, 1-2 parts of decabromodiphenyl ether, 0.5-1 part of an accelerating agent CM, 1-1.3 parts of an accelerating agent BZ, 0.8-1.3 parts of a vulcanizing agent PM and 15-25 parts of a composite filler. The piston seal ring for the pair of automobile brake calipers, provided by the invention, is strong in durability, good in high-temperature resistance, strong in corrosion resistance and high in wearing resistance, so as to enhance the sealing performance and sensitivity of the automobile brake calipers, and prolong the service life of the product.
Description
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Technical field
The present invention relates generally to auto parts machinery field, relates in particular to a kind of automotive bake caliper piston ring.
Background technology
Ethylene-propylene rubber(EPR) is ageing-resistant, electrical insulation capability and ozone resistance outstanding, and can be in a large number oil-filled and fill carbon black, goods price be lower, and ethylene-propylene rubber(EPR) chemical stability is good, and wear resistance, elasticity, oil-proofness and styrene-butadiene rubber(SBR) are approaching.The purposes of ethylene-propylene rubber(EPR) is very extensive, can be used as the component of tyre side, adhesive tape and the inner tube of a tyre and automobile, can also make electric wire, cable sheathing and high pressure, ultra-high voltage insulating material.Also can manufacture and the light goods such as footwear, sanitary product.
Summary of the invention
The object of the invention is just to provide a kind of automotive bake caliper piston ring.
The present invention is achieved by the following technical solutions:
A kind of automotive bake caliper piston ring, it is comprised of the raw material of following weight parts:
Terpolymer EP rubber 4045m 93-100, Vinalac 5920 3-4, pamorusa oil 2-3, methyl catechol 1-2, butyl oleate 7-9, jade powder 10-14, calcium lime powder 4-6, vanadium acetylacetonate 0.1-0.2, epoxy tetrahydro-2-ethylhexyl phthalate 1-2, decabromodiphenyl oxide 1-2, accelerant C M0.5-1, accelerant B Z1-1.3, vulcanizing agent PM0.8-1.3, compounded mix 15-25;
Described compounded mix is comprised of the raw material of following weight parts:
Black earth 40-46, oyster shell powder 5-7, medical stone powder 4-6, butyl polyacrylate 2-3, sodium metnylene bis-naphthalene sulfonate 2-3, barium metaborate 2-3, Terpineol 350 1-2, water are appropriate;
Above-mentioned black earth is calcined to 1-2 hour at 600-700 ℃, after cooling discharging, grind into powder, above-mentioned sodium metnylene bis-naphthalene sulfonate is joined in 3-4 times of water, after stirring, add oyster shell powder, medical stone powder, be heated to 60-70 ℃, insulated and stirred 10-12 minute, add barium metaborate, continue to be stirred to water dry, be cooled to normal temperature, mix with above-mentioned black earth powder after treatment, add the each raw material of residue, ball milling, sieves, and obtains described compounded mix.
A preparation method for piston ring for automotive bake caliper, comprises the following steps:
Above-mentioned terpolymer EP rubber 4045m is put into Banbury mixer and refine glue 10-30 time; Add the each raw material except accelerant C M, accelerant B Z, vulcanizing agent PM, mixing to 95-100 ℃, binder removal, is cooled to below 50 ℃, drops in mill, adds the each raw material of residue, and thin-pass 3-5 time, obtains described automotive bake caliper piston ring.
Advantage of the present invention is:
Automotive bake caliper of the present invention is strong by piston ring weather resistance, high thermal resistance good, erosion resistance is strong, and wear resistance is high, thereby strengthens automotive bake caliper stopping property and susceptibility and prolongation product work-ing life.
Embodiment
Embodiment 1
A kind of automotive bake caliper piston ring, it by following weight parts (kilogram) raw material form:
Terpolymer EP rubber 4045m 100, Vinalac 5920 3, pamorusa oil 2, methyl catechol 1, butyl oleate 7, jade powder 14, calcium lime powder 6, vanadium acetylacetonate 0.2, epoxy tetrahydro-2-ethylhexyl phthalate 2, decabromodiphenyl oxide 2, accelerant C M0.5, accelerant B Z1.3, vulcanizing agent PM1.3, compounded mix 25;
Described compounded mix is comprised of the raw material of following weight parts:
Black earth 46, oyster shell powder 7, medical stone powder 6, butyl polyacrylate 3, sodium metnylene bis-naphthalene sulfonate 2, barium metaborate 2, Terpineol 350 1, water are appropriate;
Above-mentioned black earth is calcined 2 hours at 700 ℃, after cooling discharging, ground into powder, above-mentioned sodium metnylene bis-naphthalene sulfonate is joined in 4 times of water, after stirring, add oyster shell powder, medical stone powder, be heated to 60 ℃, insulated and stirred 12 minutes, add barium metaborate, continue to be stirred to water dry, be cooled to normal temperature, mix with above-mentioned black earth powder after treatment, add the each raw material of residue, ball milling, sieves, and obtains described compounded mix.
A preparation method for piston ring for automotive bake caliper, comprises the following steps:
Above-mentioned terpolymer EP rubber 4045m is put into Banbury mixer and refine glue 30 times; Add the each raw material except accelerant C M, accelerant B Z, vulcanizing agent PM, mixing to 100 ℃, binder removal, is cooled to below 50 ℃, drops in mill, adds the each raw material of residue, and thin-pass 3 times, obtains described automotive bake caliper piston ring.
Performance test:
Tensile strength at yield: 15.6Mpa;
Elongation at break: 325%;
150 ℃ × 24h × 25% compression set: 10.4%;
500000 pressure 7 Mpa normal temperature long duration tests: pass through;
500000 pressure 7 Mpa high temperature long duration tests: pass through;
150 ℃ × 70h air oven aging test:
Tensile strength at yield reduced rate: 4.6%, elongation at break reduced rate: 6.8%.
Claims (2)
1. an automotive bake caliper piston ring, is characterized in that what it was comprised of the raw material of following weight parts:
Terpolymer EP rubber 4045m 93-100, Vinalac 5920 3-4, pamorusa oil 2-3, methyl catechol 1-2, butyl oleate 7-9, jade powder 10-14, calcium lime powder 4-6, vanadium acetylacetonate 0.1-0.2, epoxy tetrahydro-2-ethylhexyl phthalate 1-2, decabromodiphenyl oxide 1-2, accelerant C M0.5-1, accelerant B Z1-1.3, vulcanizing agent PM0.8-1.3, compounded mix 15-25;
Described compounded mix is comprised of the raw material of following weight parts:
Black earth 40-46, oyster shell powder 5-7, medical stone powder 4-6, butyl polyacrylate 2-3, sodium metnylene bis-naphthalene sulfonate 2-3, barium metaborate 2-3, Terpineol 350 1-2, water are appropriate;
Above-mentioned black earth is calcined to 1-2 hour at 600-700 ℃, after cooling discharging, grind into powder, above-mentioned sodium metnylene bis-naphthalene sulfonate is joined in 3-4 times of water, after stirring, add oyster shell powder, medical stone powder, be heated to 60-70 ℃, insulated and stirred 10-12 minute, add barium metaborate, continue to be stirred to water dry, be cooled to normal temperature, mix with above-mentioned black earth powder after treatment, add the each raw material of residue, ball milling, sieves, and obtains described compounded mix.
2. a preparation method for piston ring for automotive bake caliper as claimed in claim 1, is characterized in that comprising the following steps:
Above-mentioned terpolymer EP rubber 4045m is put into Banbury mixer and refine glue 10-30 time; Add the each raw material except accelerant C M, accelerant B Z, vulcanizing agent PM, mixing to 95-100 ℃, binder removal, is cooled to below 50 ℃, drops in mill, adds the each raw material of residue, and thin-pass 3-5 time, obtains described automotive bake caliper piston ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310681015.4A CN103724835A (en) | 2013-12-13 | 2013-12-13 | Piston seal ring for automobile brake calipers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310681015.4A CN103724835A (en) | 2013-12-13 | 2013-12-13 | Piston seal ring for automobile brake calipers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103724835A true CN103724835A (en) | 2014-04-16 |
Family
ID=50449149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310681015.4A Pending CN103724835A (en) | 2013-12-13 | 2013-12-13 | Piston seal ring for automobile brake calipers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103724835A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088934A (en) * | 2014-06-20 | 2014-10-08 | 李星 | Car brake calipers |
| CN104774380A (en) * | 2015-03-26 | 2015-07-15 | 安徽海纳川塑业科技有限公司 | Corrosion-resistant and anti-impact polypropylene composite material |
| CN105733106A (en) * | 2016-04-25 | 2016-07-06 | 铜陵百锐设备配件有限公司 | Low-temperature-resistant and corrosion-resistant rubber sealing part |
| CN108264665A (en) * | 2018-02-09 | 2018-07-10 | 刘二丽 | The sealing element of motorcycle brake clamp |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6337374B1 (en) * | 1999-12-01 | 2002-01-08 | The Goodyear Tire & Rubber Company | Polymer blend having low compression set |
| CN1746214A (en) * | 2004-09-06 | 2006-03-15 | 刘明辉 | Fire-retardant rubber contactor under high-temperature |
| CN102304255A (en) * | 2011-09-30 | 2012-01-04 | 南京金三力橡塑有限公司 | Ethylene propylene diene monomer rubber material for automobile cooling system sealing elements and preparation method thereof |
| CN102875906A (en) * | 2012-10-10 | 2013-01-16 | 天津鹏翎胶管股份有限公司 | Ethylene-propylene-diene monomer composition with limiting temperature of 175 DEG C for vehicle rubber pipe |
| CN103159988A (en) * | 2013-04-04 | 2013-06-19 | 青岛文晟汽车零部件有限公司 | Automobile weather-resistant V-ribbed belt |
| CN103183875A (en) * | 2013-03-01 | 2013-07-03 | 江阴海达橡塑股份有限公司 | Marine inflaming retarding rubber sealing material with low friction factor and preparation method thereof |
| CN103408847A (en) * | 2013-08-07 | 2013-11-27 | 安徽中鼎泰克汽车密封件有限公司 | Piston seal ring material for automobile brake caliper and manufacturing method of seal ring |
-
2013
- 2013-12-13 CN CN201310681015.4A patent/CN103724835A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6337374B1 (en) * | 1999-12-01 | 2002-01-08 | The Goodyear Tire & Rubber Company | Polymer blend having low compression set |
| CN1746214A (en) * | 2004-09-06 | 2006-03-15 | 刘明辉 | Fire-retardant rubber contactor under high-temperature |
| CN102304255A (en) * | 2011-09-30 | 2012-01-04 | 南京金三力橡塑有限公司 | Ethylene propylene diene monomer rubber material for automobile cooling system sealing elements and preparation method thereof |
| CN102875906A (en) * | 2012-10-10 | 2013-01-16 | 天津鹏翎胶管股份有限公司 | Ethylene-propylene-diene monomer composition with limiting temperature of 175 DEG C for vehicle rubber pipe |
| CN103183875A (en) * | 2013-03-01 | 2013-07-03 | 江阴海达橡塑股份有限公司 | Marine inflaming retarding rubber sealing material with low friction factor and preparation method thereof |
| CN103159988A (en) * | 2013-04-04 | 2013-06-19 | 青岛文晟汽车零部件有限公司 | Automobile weather-resistant V-ribbed belt |
| CN103408847A (en) * | 2013-08-07 | 2013-11-27 | 安徽中鼎泰克汽车密封件有限公司 | Piston seal ring material for automobile brake caliper and manufacturing method of seal ring |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088934A (en) * | 2014-06-20 | 2014-10-08 | 李星 | Car brake calipers |
| CN104774380A (en) * | 2015-03-26 | 2015-07-15 | 安徽海纳川塑业科技有限公司 | Corrosion-resistant and anti-impact polypropylene composite material |
| CN105733106A (en) * | 2016-04-25 | 2016-07-06 | 铜陵百锐设备配件有限公司 | Low-temperature-resistant and corrosion-resistant rubber sealing part |
| CN108264665A (en) * | 2018-02-09 | 2018-07-10 | 刘二丽 | The sealing element of motorcycle brake clamp |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140416 |
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| RJ01 | Rejection of invention patent application after publication |