CN109517282A - Cooling sebific duct ethylene propylene diene rubber of a kind of car combustion engine and preparation method thereof - Google Patents
Cooling sebific duct ethylene propylene diene rubber of a kind of car combustion engine and preparation method thereof Download PDFInfo
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- CN109517282A CN109517282A CN201811321822.4A CN201811321822A CN109517282A CN 109517282 A CN109517282 A CN 109517282A CN 201811321822 A CN201811321822 A CN 201811321822A CN 109517282 A CN109517282 A CN 109517282A
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- Prior art keywords
- ethylene propylene
- propylene diene
- diene rubber
- combustion engine
- sebific duct
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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
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/16—Ethene-propene or ethene-propene-diene copolymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2400/00—Characterised by the use of unspecified polymers
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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
- 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
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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
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
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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)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of cooling sebific duct ethylene propylene diene rubbers of car combustion engine, are made of following components in percentage by weight: ethylene propylene diene rubber 42-50%；Carbon black 35-40%；Soften plasticizer 5-10%；Activating agent 2.5-3%；Vulcanizing agent 2.3-2.5%.The present invention has high intensity, heat resistant, the low feature of high temperature compression, long service life under use environment.
Description
Technical field
The invention belongs to rubber materials, in particular to a kind of car combustion engine cooling sebific duct ethylene propylene diene rubber and its system
Preparation Method.
Background technique
The main function of automobile cooling system is that the partial heat that Heating Components are absorbed distributes in time, guarantees to start
Machine works under optimum state of temperature.Cooling water rubber pipe and assembly are the flexibilities connected between automobile engine and radiator
Pipeline, major function are conveying coolant liquids, dissipate heat, guarantee that engine health normally operates.
To reduce air drag, meet the requirement of most of automobiles reduction energy consumptions, body of a motor car and engine structure
Just becoming more and more compacter.Meanwhile to improve fuel utilization ratio, Automobile Motor Design must be suitable for work at a higher temperature
Make.The two factors cause temperature under bonnet constantly to increase.Equally, the operating temperature of automobile cooling system is also increasing.
Temperature under bonnet around radiator rubber hose is usually 110~125 DEG C, and local maximum temperature reaches 140 DEG C (or higher).
Automobile cooling temperature in traveling can reach 90~110 DEG C.Automobile (conventional, not to be turbocharged engine automobile) is dissipated
Hot device coolant liquid sebific duct, EPDM are most excellent elastomeric materials.When for radiator rubber hose, EPDM had both had good heat-resisting
Property and ozone resistance, and have excellent oil resistivity and chemical stability.It is very suitable with the EPDM coolant liquid sebific duct of sulfur vulcanization
Environmental condition for automobile radiators.If design is rationally and perfect in workmanship, the service life of this kind of sebific duct can substantially exceed
Automotive service life.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of cooling sebific duct ethylene propylene diene rubber of car combustion engine, high temperature resistant
Aging, high temperature compression is low, long service life, suitable for the cooling sebific duct of manufacture car combustion engine.
To achieve the above object, the technical scheme is that a kind of EPDM of the cooling sebific duct of car combustion engine
Rubber is made of following components in percentage by weight:
Preferably, the cooling sebific duct ethylene propylene diene rubber of the car combustion engine is by following components in percentage by weight structure
At:
Preferably, the ethylene propylene diene rubber of the cooling sebific duct of the car combustion engine, by following components in percentage by weight
It constitutes:
Preferably, the cooling sebific duct ethylene propylene diene rubber of the car combustion engine, by following components in percentage by weight structure
At:
Preferably, the ethylene-propylene diene copolymer is Keltan EP9565Q.
Preferably, the carbon black is Cabot N550.
Preferably, the softening plasticizer is SUNPAR 2280.
Preferably, the vulcanizing agent is the vulcanizing agent rubber master batch of Suzhou Xi Nuosi production.
Preferably, the ratio of the carbon black and ethylene propylene diene rubber is at least 1: 1.05.It can guarantee so full in rubber
Improve process industrial art performance on the basis of sufficient performance.
The present invention also provides the preparation method of the cooling sebific duct ethylene propylene diene rubber of the car combustion engine, successively include with
Lower step:
(1) it stocks up: according to the proportion, ethylene propylene diene rubber, carbon black, softening plasticizer, activating agent being weighed respectively
After be mixed to form ingredient A, after vulcanizing agent is weighed formed ingredient B；
(2) first of mixing: hammer is mentioned after ingredient A is put into mixer mixing 60~90 seconds and is cleaned, then hammer is kneaded 60
It mentions within~90 seconds hammer again to clean, 140~150 DEG C of temperature, then hammer is kneaded discharging in 60~80 seconds, 150~170 DEG C of temperature, arrives
Rubber compound A is made in slice on cutting machine；
(3) second is kneaded: second being kneaded rubber compound B obtained and is put into mixer mixing 30~40 seconds, is then existed
It is dumped into slice on cutting machine after continuing mixing after cleaning 30~50 seconds, completes preparation.
It in (2) and (3) step, is kneaded stage by stage and guarantees melting temperature, it is ensured that lower-molecular substance is waved
The safety of hair and processing.
The present invention selects material of main part of the Keltan EP8550C rubber as sizing material, its own molecular weight is big, and ethylene contains
It measures low, meets product heat resistant, the requirement of high temperature compression；Carbon black N550 is used in formula, meets the performance of rubber
And processing technology requirement；The addition of softening plasticizer P 2280 guarantees that product has excellent high temperature resistance first, while improving rubber
The processability of glue；The use of vulcanizing agent rubber master batch ensure that rubber mixed dispersed and good physical mechanical property.
The present invention has heat resistant, the low feature of high temperature compression, and long service life is suitable for car engine
Machine.
Specific embodiment
Below in conjunction with specific embodiment, technical solution of the present invention is clearly and completely described, it is clear that retouched
The embodiment stated is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without creative efforts, belongs to the present invention
The range of protection.
A kind of ethylene propylene diene rubber of the cooling sebific duct of car combustion engine, is made of following components in percentage by weight:
Preferably, the cooling sebific duct ethylene propylene diene rubber of the car combustion engine is by following components in percentage by weight structure
At:
Embodiment
The production of the cooling sebific duct rubber of Examples 1 to 6 car combustion engine is carried out according to the component ratio in table 1.
The cooling sebific duct ethylene propylene diene rubber of car combustion engine of the invention is manufactured according to the following steps:
(1) it stocks up: according to the ingredient and proportion in table 1, by ethylene propylene diene rubber, carbon black, softening plasticizer, activating agent point
It also known as is mixed to form ingredient A after weight, vulcanizing agent is weighed to form ingredient B；
(2) first mixing: ingredient A put into mixer mixing 60~90 seconds after mention hammer clean, then hammer be kneaded 60~
Hammer is mentioned within 90 seconds again and cleans (140~150 DEG C of temperature), and then hammer is kneaded discharging in 60~80 seconds (150~170 DEG C of temperature) to opening
Rubber compound A is made in slice on material machine；
(3) second is kneaded: second is kneaded rubber compound A and ingredient B obtained and is put into mixer mixing 30~40 seconds,
Then it is dumped into slice on cutting machine after continuing mixing after cleaning 30~50 seconds, completes preparation.
The weight percent of each ingredient in 1 Examples 1 to 6 of table
In table 1, ethylene-propylene diene copolymer is Keltan EP8550C.
Carbon black is Cabot N550.
Softening plasticizer is SUNPAR P2280.
Vulcanizing agent is the vulcanizing agent rubber master batch of Suzhou Xi Nuosi.
The mixing time of 2 Examples 1 to 6 of table preparation
The quantitative measurement result of 3 Examples 1 to 6 rubber product of table
As can be seen from Table 3, the rubber product of the embodiment of the present invention 1~6 has heat resistant, and high temperature compression is low
The characteristics of, it can be used for a long time under use environment, be suitable for automobile engine.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of cooling sebific duct ethylene propylene diene rubber of car combustion engine, which is characterized in that the cooling sebific duct of the car combustion engine
It is made of with ethylene propylene diene rubber following components in percentage by weight:
2. the cooling sebific duct ethylene propylene diene rubber of car combustion engine according to claim 1, which is characterized in that the automobile
The cooling sebific duct of internal combustion engine is made of with ethylene propylene diene rubber following components in percentage by weight:
3. the cooling sebific duct ethylene propylene diene rubber of car combustion engine according to claim 1, which is characterized in that the automobile
The cooling sebific duct of internal combustion engine is made of with ethylene propylene diene rubber following components in percentage by weight:
4. the cooling sebific duct ethylene propylene diene rubber of car combustion engine according to claim 1, which is characterized in that the automobile
Internal combustion engine cools down sebific duct ethylene propylene diene rubber, is made of following components in percentage by weight:
5. the cooling sebific duct ethylene propylene diene rubber of car combustion engine according to any one of claims 1 to 4, which is characterized in that
The ethylene propylene diene rubber raw rubber trade mark is Keltan EP8550C.
6. the cooling sebific duct ethylene propylene diene rubber ethylene-propylene-diene monomer of car combustion engine according to any one of claims 1 to 4
Glue, which is characterized in that the carbon black is Cabot N550.
7. the cooling sebific duct ethylene propylene diene rubber of car combustion engine according to any one of claims 1 to 4, which is characterized in that
The softening plasticizer is SUNPAR 2280.
8. the cooling sebific duct ethylene propylene diene rubber of car combustion engine according to any one of claims 1 to 4, which is characterized in that
The vulcanizing agent is the vulcanizing agent rubber master batch of Suzhou Xi Nuosi production.
9. the cooling sebific duct ethylene propylene diene rubber of car combustion engine according to any one of claims 1 to 4, which is characterized in that
The ratio of the carbon black and ethylene propylene diene rubber is at least 1:1.05.
10. the preparation method of the cooling sebific duct ethylene propylene diene rubber of car combustion engine as described in claim 1, feature exist
In, the preparation method successively the following steps are included:
(1) stock up: proportion according to claim 1 distinguishes ethylene propylene diene rubber, carbon black, softening plasticizer, activating agent
It is mixed to form ingredient A after weighing, vulcanizing agent is weighed to form ingredient B；
(2) first of mixing: hammer is mentioned after ingredient A is put into mixer mixing 60~90 seconds and is cleaned, then hammer is kneaded 60~90
Second mentions hammer again and cleans, and 140~150 DEG C of temperature, then hammer is kneaded discharging in 60~80 seconds, 150~170 DEG C of temperature, arrives sawing sheet
Rubber compound A is made in slice on machine；
(3) second is kneaded: by second mixing rubber compound A and ingredient B investment mixer mixing 30~40 seconds obtained, then
It is dumped into slice on cutting machine after continuing mixing after cleaning 30~50 seconds, completes preparation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811321822.4A CN109517282A (en) | 2018-11-07 | 2018-11-07 | Cooling sebific duct ethylene propylene diene rubber of a kind of car combustion engine and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811321822.4A CN109517282A (en) | 2018-11-07 | 2018-11-07 | Cooling sebific duct ethylene propylene diene rubber of a kind of car combustion engine and preparation method thereof |
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| Publication Number | Publication Date |
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| CN109517282A true CN109517282A (en) | 2019-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811321822.4A Pending CN109517282A (en) | 2018-11-07 | 2018-11-07 | Cooling sebific duct ethylene propylene diene rubber of a kind of car combustion engine and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110591237A (en) * | 2019-09-27 | 2019-12-20 | 江苏冠联新材料科技股份有限公司 | EPDM (ethylene-propylene-diene monomer) for environment-friendly self-lubricating wire harness sheath and preparation method thereof |
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| CN106243523A (en) * | 2016-08-23 | 2016-12-21 | 贵州精忠橡塑实业有限公司 | The formula of a kind of halogen-free flame-retardant rubber hose and preparation method |
| CN106380706A (en) * | 2016-11-04 | 2017-02-08 | 南京利德东方橡塑科技有限公司 | Environment-friendly type low-smoke flame-retardant insulated rubber composition, preparation method, use and product applying composition |
| CN107189238A (en) * | 2017-06-30 | 2017-09-22 | 南京利德东方橡塑科技有限公司 | A kind of new rubber composition, preparation method and its product for automobile water pipe |
| CN107286481A (en) * | 2017-08-02 | 2017-10-24 | 太仓冠联高分子材料有限公司 | A kind of automobile engine damping ethylene propylene diene rubber and preparation method thereof |
-
2018
- 2018-11-07 CN CN201811321822.4A patent/CN109517282A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106243523A (en) * | 2016-08-23 | 2016-12-21 | 贵州精忠橡塑实业有限公司 | The formula of a kind of halogen-free flame-retardant rubber hose and preparation method |
| CN106380706A (en) * | 2016-11-04 | 2017-02-08 | 南京利德东方橡塑科技有限公司 | Environment-friendly type low-smoke flame-retardant insulated rubber composition, preparation method, use and product applying composition |
| CN107189238A (en) * | 2017-06-30 | 2017-09-22 | 南京利德东方橡塑科技有限公司 | A kind of new rubber composition, preparation method and its product for automobile water pipe |
| CN107286481A (en) * | 2017-08-02 | 2017-10-24 | 太仓冠联高分子材料有限公司 | A kind of automobile engine damping ethylene propylene diene rubber and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110591237A (en) * | 2019-09-27 | 2019-12-20 | 江苏冠联新材料科技股份有限公司 | EPDM (ethylene-propylene-diene monomer) for environment-friendly self-lubricating wire harness sheath and preparation method thereof |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 215400 No. 58 Ludu Xinliu Road, Taicang City, Suzhou City, Jiangsu Province Applicant after: Jiangsu Guanlian New Materials Technology Co., Ltd. Address before: 215400 No. 58 Ludu Xinliu Road, Taicang City, Suzhou City, Jiangsu Province Applicant before: Taicang Guanlian Polymeric Material Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190326 |