CN108148294A - A kind of air conditioner motor insulating environment-friendly outlet nozzle and preparation method thereof - Google Patents
A kind of air conditioner motor insulating environment-friendly outlet nozzle and preparation method thereof Download PDFInfo
- Publication number
- CN108148294A CN108148294A CN201711384071.6A CN201711384071A CN108148294A CN 108148294 A CN108148294 A CN 108148294A CN 201711384071 A CN201711384071 A CN 201711384071A CN 108148294 A CN108148294 A CN 108148294A
- Authority
- CN
- China
- Prior art keywords
- parts
- air conditioner
- conditioner motor
- agent
- insulating environment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/28—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances natural or synthetic 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
- 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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of air conditioner motor insulating environment-friendly outlet nozzle, raw material includes by weight：80 120 parts of ethylene propylene diene rubber, 5 15 parts of carbon black, 35 65 parts of white carbon, 50 100 parts of calcium carbonate, glue easily 78 25 parts of element T, 2 5.5 parts of coupling agent, 40 70 parts of paraffin oil, 0.4 1 parts of Brazil wax, 2.0 4.8 parts of anti-aging agent, 58 parts of zinc oxide, 13 parts of stearic acid, 15 parts of curing resin, 0.8 1.8 parts of Cosan, 1.8 6.0 parts of accelerating agent.The invention also discloses a kind of air conditioner motor preparation methods of insulating environment-friendly outlet nozzle, and inventive article insulation performance, environmental protection and ageing-resistant performance are excellent, and method is simple, and application prospect is good.
Description
Technical field
The present invention relates to technical field of rubber material more particularly to a kind of air conditioner motor insulating environment-friendly outlet nozzle and its systems
Preparation Method.
Background technology
In air conditioner motor, power cord is pierced by out of motor case through rubber outlet nozzle, connects external component.Rubber material is used
The advantages of making outlet nozzle is that its light, weatherability, corrosion resistance and mechanical performance are excellent, but rubber material insulation performance is not
High, loss of properties on aging, power cord breakage electric leakage easily cause outlet nozzle breakdown leaky, there is higher security risk, and
In air conditioner motor operational process, there are the risks of long-time high temperature cracky for outlet nozzle.In the prior art, Chinese patent
CN105199245A provide it is a kind of phenyl vinyl polysiloxane coordinated by ethylene propylene diene rubber and auxiliary agent that stability is made is good
Non-aging insulation rubber material, it solves the problems, such as that rubber material illumination, radiation are easy to aging, but the electricity of the rubber material
Insulation performance, environmental-protecting performance are poor, are still unable to meet demand.
Invention content
The present invention proposes a kind of air conditioner motor insulating environment-friendly outlet nozzle and preparation method thereof, excellent insulation performance, ring
It protects and ageing-resistant performance is good.
The present invention proposes a kind of air conditioner motor insulating environment-friendly outlet nozzle, and raw material includes by weight：EPDM
80-120 parts of rubber, 5-15 parts of carbon black, 35-65 parts of white carbon, 50-100 parts of calcium carbonate, glue easily 2-5 parts of element T-78, coupling agent
2-5.5 parts, 40-70 parts of paraffin oil, 0.4-1 parts of Brazil wax, 2.0-4.8 parts of anti-aging agent, 5-8 parts of zinc oxide, stearic acid 1-3
Part, 1-5 parts of curing resin, 0.8-1.8 parts of Cosan, 1.8-6.0 parts of accelerating agent.
Preferably, raw material includes by weight：90-110 parts of ethylene propylene diene rubber, 8-12 parts of carbon black, white carbon 45-55
Part, 70-80 parts of calcium carbonate, glue easily 3-4 parts of element T-78,3.5-4.5 parts of coupling agent, 45-60 parts of paraffin oil, Brazil wax
0.5-0.8 parts, 2.5-3.8 parts of anti-aging agent, 6-7.5 parts of zinc oxide, 1.5-2.5 parts of stearic acid, 1.1-1.6 parts of Cosan, vulcanization
2-4 parts of resin, 2.8-4.8 parts of accelerating agent.
Preferably, ethylene propylene diene rubber is Mitsui 3072EM, in Mitsui 3090EM, Mitsui 4045M
It is one or more, preferably Mitsui 3072EM.
Preferably, carbon black is N990 carbon blacks, and white carbon is 7150 white carbons.
Preferably, coupling agent is K-485 coupling agents.
Preferably, paraffin oil is P-500 paraffin oils, preferably P-300 paraffin oils, P-500 paraffin oils.
Preferably, anti-aging agent is at least one of microcrystalline wax, anti-aging agent RD, antioxidant 2246.
Preferably, curing resin is alkyl phenolic resin, preferably SP-1045 curing resins.
Preferably, accelerating agent is at least one of captax, altax, Vulcanization accelerator TMTD and accelerating agent TRA.
The present invention also proposes the preparation method of above-mentioned air conditioner motor insulating environment-friendly outlet nozzle, includes the following steps：By three
First EP rubbers, carbon black, white carbon, calcium carbonate, glue easily element, coupling agent, paraffin oil, Brazil wax and anti-aging agent, which add in, to be kneaded
It is kneaded in machine, melting temperature is 65-75 DEG C, and mixing time 6-9min continuously adds zinc oxide, stearic acid, Cosan, vulcanization
Resin and accelerating agent mixing time are 6-8min, and rubber master batch material is made；Rubber master batch material is sent into vulcanizer and is vulcanized, curing temperature is
125-134 DEG C, vulcanization time 4-6min, sulfide stress 0.8-1.4Mpa, obtain air conditioner motor insulating environment-friendly outlet nozzle.
For the present invention using ethylene propylene diene rubber as major ingredient, ethylene propylene diene rubber has excellent insulating properties, weatherability, heat-resisting old
The property changed, ozone resistance, resistance to ultraviolet radiation and mechanical performance；The present invention is with the carbon black of good insulation preformance, white carbon powder, carbonic acid
Calcium is added in as filler reinforcement material in major ingredient, can be uniformly dispersed under the action of glue easily element T-78 and coupling agent K-485
Between rubber major ingredient molecule, major ingredient rubber material intensity and resistivity of the present invention are improved；Using paraffin oil as plasticizer, paraffin
Oil has good exhausted performance, and the small molecule of paraffin oil can be entered in rubber macromolecule chain, increased the distance between macromolecular chain, subtracted
Few intermolecular active force, improves rubber material processing performance, improves rubber material insulation performance and flexibility performance；With crystallite
Paraffin, Brazil wax, anti-aging agent RD, antioxidant 2246 are anti-aging agent, enhance anti-oxidant, the ageing-resistant performance of the present invention, prolong
The service life of long rubber material；Using zinc oxide, stearic acid as activating agent, curing resin, Cosan are vulcanizing agent, and cooperation promotes
The vulcanizing system that agent DM, Vulcanization accelerator TMTD, accelerating agent TRA are formed has the characteristics that curingprocess rate is fast, safety coefficient is high, vulcanization tree
Fat vulcanizes to form thermal stability higher carbon-carbon bond and ehter bond with the double bond in EPDM side chains under the action of activating agent, can
Major ingredient intermolecular cross-linking degree is significantly improved, further improves and carries rubber-covered and heat resistance.The present invention passes through mixing and sulphur
Insulation performance, environmental protection and the ageing-resistant performance that air conditioner motor outlet nozzle is made in chemical industry skill are good, at low cost, and application prospect is good.
Specific embodiment
In the following, technical scheme of the present invention is described in detail by specific embodiment.
Embodiment 1
The present invention proposes a kind of air conditioner motor insulating environment-friendly outlet nozzle, and raw material includes by weight：EPDM
5 parts of 80 parts of rubber 3072EM, carbon black N990, white carbon 7,150 35, calcium carbonate 50, glue easily 2 parts of element T-78, coupling agent K-
485 2 parts, 40 parts of paraffin oil P500,0.4 part of microcrystalline wax, 0.4 part of Brazil wax, 0.8 part of anti-aging agent RD, anti-aging agent
2246 0.8 parts, 5 parts of zinc oxide, 1 part of stearic acid, 1 part of curing resin SP-1045,0.8 part of Cosan, 0.8 part of captax,
0.3 part of altax, 0.3 part of Vulcanization accelerator TMTD, 0.5 part of accelerating agent TRA.
Embodiment 2
The present invention proposes a kind of air conditioner motor insulating environment-friendly outlet nozzle, and raw material includes by weight：EPDM
3072EM100 parts of rubber, 3090EM20 parts of ethylene propylene diene rubber, 15 parts of carbon black N990,7,150 65 parts of white carbon, calcium carbonate
100 parts, glue easily 5 parts, 45 parts of 5.5 parts of coupling agent K-485, paraffin oil P500,25 parts of paraffin oil P300 of element T-78, microlite
2.0 parts of wax, 1 part of Brazil wax, 1.8 parts of anti-aging agent RD, 8 parts of zinc oxide, 3 parts of stearic acid, 5 parts of curing resin SP-1045,
1.8 parts of Cosan, 1.2 parts of altax, 1.2 parts of Vulcanization accelerator TMTD, TRA2.0 parts of accelerating agent.
Embodiment 3
The present invention proposes a kind of air conditioner motor insulating environment-friendly outlet nozzle, and raw material includes by weight：EPDM
3072EM90 parts of rubber, 4045EM10 parts of ethylene propylene diene rubber, 7 parts of carbon black N990,7,150 45 parts of white carbon, calcium carbonate 70
Part, glue easily 3 parts, 50 parts of 3.5 parts of coupling agent K-485, paraffin oil P300 of element T-78,0.8 part of microcrystalline wax, Brazil wax
0.6 part, 1.2 parts of anti-aging agent RD, 0.9 part of antioxidant 2246,6 parts of zinc oxide, 1.5 parts of stearic acid, curing resin SP-1045 2
Part, 1.2 parts of Cosan, 1.2 parts of captax, 0.6 part of altax, 0.6 part of Vulcanization accelerator TMTD, TRA0.8 parts of accelerating agent.
The air conditioner motor preparation method of insulating environment-friendly outlet nozzle, includes the following steps：
By ethylene propylene diene rubber, carbon black, white carbon, calcium carbonate, glue easily element, coupling agent, paraffin oil, microcrystalline wax, Brazil
Palm wax, anti-aging agent are added in kneading machine and are kneaded, and melting temperature is 65 DEG C, mixing time 6min, continuously add zinc oxide, hard
Resin acid, Cosan, curing resin, accelerating agent are kneaded 6min, and rubber master batch material is made；Rubber master batch material is sent into vulcanizer and is vulcanized, sulphur
It is 134 DEG C, vulcanization time 4min, sulfide stress 0.8Mpa to change temperature, obtains air conditioner motor insulating environment-friendly outlet nozzle.
Embodiment 4
The present invention proposes a kind of air conditioner motor insulating environment-friendly outlet nozzle, and raw material includes by weight：EPDM
3072EM105 parts of rubber, 12 parts of carbon black N990,7,150 50 parts of white carbon, 76 parts of calcium carbonate, glue easily 4.0 parts of element T-78 are even
4.5 parts, 65 parts of paraffin oil P500 of connection agent K-485,1.6 parts of microcrystalline wax, 0.8 part of Brazil wax, 1.5 parts of anti-aging agent RD,
1.0 parts of antioxidant 2246,6.5 parts of zinc oxide, 2.5 parts of stearic acid, 3.5 parts of curing resin SP-1045,1.5 parts of Cosan promote
Into M1.5 parts of agent, 1.1 parts of altax, 1.0 parts of Vulcanization accelerator TMTD, TRA1.8 parts of accelerating agent.
The air conditioner motor preparation method of insulating environment-friendly outlet nozzle, includes the following steps：
By ethylene propylene diene rubber, carbon black, white carbon, calcium carbonate, glue easily element, coupling agent, paraffin oil, microcrystalline wax, Brazil
Palm wax, anti-aging agent are added in kneading machine and are kneaded, and melting temperature is 75 DEG C, mixing time 9min, continuously add zinc oxide, hard
Resin acid, Cosan, curing resin, accelerating agent are kneaded 8min, and rubber master batch material is made；Rubber master batch material is sent into vulcanizer and is vulcanized, sulphur
It is 125 DEG C, vulcanization time 6min, sulfide stress 1.4Mpa to change temperature, obtains air conditioner motor insulating environment-friendly outlet nozzle.
Air conditioner motor insulating environment-friendly outlet nozzle is made to embodiment 1-4, is measured through performance test：
1st, electrical insulating property is tested：AC3500V, 2Ma, 2S is born not puncture；
2nd, ageing-resistant performance is tested：100 DEG C, 96h, thermal aging test, hardness rise HS6 °-HS8 °；
3rd, heat resistance is tested：120 DEG C, 168h, appearance is undeformed, shrink, crackle and precipitation phenomenon；
4th, environmental protection test：Test meets Rosh and REACH environmental protection standards.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be 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 (10)
1. a kind of air conditioner motor insulating environment-friendly outlet nozzle, which is characterized in that its raw material includes by weight：Ethylene propylene diene rubber
80-120 parts, 5-15 parts of carbon black, 35-65 parts of white carbon, 50-100 parts of calcium carbonate, glue easily 2-5 parts of element T-78, coupling agent 2-5.5
Part, 40-70 parts of paraffin oil, 0.4-1 parts of Brazil wax, 2.0-4.8 parts of anti-aging agent, 5-8 parts of zinc oxide, 1-3 parts of stearic acid, sulphur
Change 1-5 parts of resin, 0.8-1.8 parts of Cosan, 1.8-6.0 parts of accelerating agent.
2. air conditioner motor insulating environment-friendly outlet nozzle according to claim 1, which is characterized in that its raw material wraps by weight
It includes：90-110 parts of ethylene propylene diene rubber, 8-12 parts of carbon black, 45-55 parts of white carbon, 70-80 parts of calcium carbonate, glue easily element T-78 3-4
Part, 3.5-4.5 parts of coupling agent, 45-60 parts of paraffin oil, 0.5-0.8 parts of Brazil wax, 2.5-3.8 parts of anti-aging agent, zinc oxide 6-
7.5 parts, 1.5-2.5 parts of stearic acid, 1.1-1.6 parts of Cosan, 2-4 parts of curing resin, 2.8-4.8 parts of accelerating agent.
3. air conditioner motor according to claim 1 or claim 2 insulating environment-friendly outlet nozzle, which is characterized in that ethylene propylene diene rubber is
It is one or more in Mitsui 3072EM, Mitsui 3090EM, Mitsui 4045M, preferably Mitsui
3072EM。
4. according to any one of claim 1-3 air conditioner motor insulating environment-friendly outlet nozzles, which is characterized in that carbon black N990
Carbon black, white carbon are 7150 white carbons.
5. according to any one of claim 1-4 air conditioner motor insulating environment-friendly outlet nozzles, which is characterized in that coupling agent K-
485 coupling agents.
6. according to any one of claim 1-5 air conditioner motor insulating environment-friendly outlet nozzles, which is characterized in that paraffin oil P-
At least one of 500 paraffin oils, P-300 paraffin oils, preferably P-500 paraffin oils.
7. according to any one of claim 1-6 air conditioner motor insulating environment-friendly outlet nozzles, which is characterized in that anti-aging agent is micro-
At least one of spar wax, anti-aging agent RD, antioxidant 2246.
8. according to any one of claim 1-7 air conditioner motor insulating environment-friendly outlet nozzles, which is characterized in that curing resin is
Alkyl phenolic resin, preferably SP-1045 curing resins.
9. according to any one of claim 1-8 air conditioner motor insulating environment-friendly outlet nozzles, which is characterized in that accelerating agent is promotees
Into at least one of agent M, altax, Vulcanization accelerator TMTD and accelerating agent TRA.
10. a kind of preparation method of the air conditioner motor insulating environment-friendly outlet nozzle as described in claim any one of 1-9, feature exist
In including the following steps：By ethylene propylene diene rubber, carbon black, white carbon, calcium carbonate, glue easily element, coupling agent, paraffin oil, cohune
Palmitic acid wax and anti-aging agent, which are added in kneading machine, to be kneaded, and melting temperature is 65-75 DEG C, and mixing time 6-9min continuously adds oxidation
Zinc, stearic acid, Cosan, curing resin and accelerating agent are kneaded 6-8min, and rubber master batch material is made；Rubber master batch material is sent into vulcanizer
Vulcanization, curing temperature are 125-134 DEG C, vulcanization time 4-6min, sulfide stress 0.8-1.4Mpa, obtain air conditioner motor with absolutely
Edge environmental protection outlet nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711384071.6A CN108148294A (en) | 2017-12-20 | 2017-12-20 | A kind of air conditioner motor insulating environment-friendly outlet nozzle and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711384071.6A CN108148294A (en) | 2017-12-20 | 2017-12-20 | A kind of air conditioner motor insulating environment-friendly outlet nozzle and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108148294A true CN108148294A (en) | 2018-06-12 |
Family
ID=62464614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711384071.6A Pending CN108148294A (en) | 2017-12-20 | 2017-12-20 | A kind of air conditioner motor insulating environment-friendly outlet nozzle and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108148294A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109054194A (en) * | 2018-06-29 | 2018-12-21 | 宁国中信零部件有限公司 | A kind of idle call ageing-resistant rubber formula and preparation method thereof |
| CN111961289A (en) * | 2020-08-27 | 2020-11-20 | 东莞市利群榕兴高分子科技有限公司 | High-hardness EPDM rubber composition and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102660082A (en) * | 2012-04-13 | 2012-09-12 | 宁国中奕橡塑有限公司 | Oil resistant shockproof ring for air-conditioning motor |
-
2017
- 2017-12-20 CN CN201711384071.6A patent/CN108148294A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102660082A (en) * | 2012-04-13 | 2012-09-12 | 宁国中奕橡塑有限公司 | Oil resistant shockproof ring for air-conditioning motor |
Non-Patent Citations (1)
| Title |
|---|
| 刘嘉 等: "《航空橡胶与密封材料》", 30 November 2011, 国防工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109054194A (en) * | 2018-06-29 | 2018-12-21 | 宁国中信零部件有限公司 | A kind of idle call ageing-resistant rubber formula and preparation method thereof |
| CN111961289A (en) * | 2020-08-27 | 2020-11-20 | 东莞市利群榕兴高分子科技有限公司 | High-hardness EPDM rubber composition and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105400085B (en) | A kind of heat resistant rubber and preparation method thereof | |
| CN101100532B (en) | Rubber composition and tire using same | |
| CN110713666B (en) | Chlorine-containing rubber composition and application and preparation method thereof | |
| CN104159978B (en) | Thermoplastic semiconductor composition | |
| CN104530542B (en) | Halogen-free aging-resistant strippable shielding material for rubber sleeve cable | |
| CN103289215A (en) | Ethylene propylene diene monomer rubber for automobile brake hose and preparation method thereof | |
| CN105778166A (en) | Steel wire bonding rubber composition for tires, and preparation method thereof | |
| CN108047574A (en) | A kind of air conditioner motor bump protection ring of resistance to ozone and preparation method thereof | |
| CN109265779B (en) | Flame-retardant insulated cable material and preparation method thereof | |
| CN103804806A (en) | Rubber composite applicable to inside liner of tubeless tire | |
| CN105602018A (en) | Crazing-resistant colorful tire stock and synthesis method thereof | |
| CN108148294A (en) | A kind of air conditioner motor insulating environment-friendly outlet nozzle and preparation method thereof | |
| CN104356407A (en) | Method for preventing packing in rubber blend from migration | |
| EP1988120A1 (en) | Tire with tire tread structure including cap tread and base tread | |
| CN105778387B (en) | A kind of 125 DEG C of halogen-free flame retarding elastomer material of thermoplasticity and preparation method thereof | |
| CN104788826B (en) | A kind of mining ageing-resistant EPT rubber cable sheath material | |
| CN110157055B (en) | Sidewall rubber of aircraft tire | |
| CN104177806A (en) | Low-cost flame-retardant cable sheath material | |
| CN106479190A (en) | A kind of fire-resisting ceramic silicone rubber that can be used for middle temperature sulfuration and preparation method thereof | |
| CN103554686A (en) | Method for producing radiation-vulcanized ethylene propylene diene monomer flame-retardant automobile rubber tube | |
| CN105367918A (en) | Halogen-free high-temperature-resistant conductor shield material and preparation method thereof | |
| CN107337859A (en) | Oil-immersed pump electric power cable oil resistant EP rubbers sheath material and preparation method thereof | |
| JP6157082B2 (en) | Rubber composition for tread of studless tire and studless tire | |
| CN106188914A (en) | A kind of CSM and production technology thereof | |
| CN108641127A (en) | A kind of silicon substrate heat resistant rubber and preparation method thereof for gear box suspension |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180612 |
|
| RJ01 | Rejection of invention patent application after publication |