CN110144088A - A kind of new composite rubbers material and preparation method thereof for cable seal - Google Patents
A kind of new composite rubbers material and preparation method thereof for cable seal Download PDFInfo
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- CN110144088A CN110144088A CN201910478479.2A CN201910478479A CN110144088A CN 110144088 A CN110144088 A CN 110144088A CN 201910478479 A CN201910478479 A CN 201910478479A CN 110144088 A CN110144088 A CN 110144088A
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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
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/02—Copolymers with acrylonitrile
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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
- 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
- C08L2201/08—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
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
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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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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/068—Ultra high molecular weight polyethylene
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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)
- Sealing Material Composition (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention belongs to polymeric material fields, specifically, it is related to a kind of new composite rubbers material and preparation method thereof for cable seal, the new composite rubbers material for cable seal is using nitrile rubber and ethylene propylene diene rubber as body of rubber material, by with fibre reinforced polyurethane, ultra-high molecular weight polyethylene, polytetrafluoroethylene (PTFE) compounding fusion, obtain a kind of a kind of new composite rubbers material specifically between the cable and seal casinghousing that are in marine environment, with high-air-tightness, it is wear-resisting, it is ageing-resistant, oil resistivity, the features such as long-term corrosion-resistant.Fibre reinforced polyurethane is used for compound seal rubber material, and under the conditions of compressive strength reaches, acid resistance, alkali resistance and radiation resistance etc. are substantially better than currently used conventional seals filler.In addition, the present invention also has the preparation method of the new composite rubbers material for cable seal simple, strong operability, preparation process environmental pollution are small, environmental protection, sustainable development.
Description
Technical field
The invention belongs to polymeric material fields, and in particular, to a kind of new composite rubbers for cable seal
Material and preparation method thereof.
Background technique
Cable and pipeline crossing seal device be widely used in shipbuilding, ocean engineering, petrochemical industry, electric power telecommunications,
The fields such as defence and military, sewage treatment, industry and civil buildings.Once a kind of precarious position occurs in a certain specific environment
When, seal modules can prevent flame, smog, gas and water from reaching neighbouring structure division by cable and pipe penetration.
Although cable and pipeline crossing seal device can be considered as a small parts of installation, the component is in protection people
Member, property and continuous operation aspect all play the part of vital effect.
In recent years, with the continuous development of science and technology, technical requirements of the relevant industries to cable, pipeline sealing device
It is higher and higher, cable seal is not required nothing more than with high leakproofness, but also requires product that there is fire protection flame retarding, explosion-proof, anti-ageing
The performances such as change, waterproof, gas-tight, anti-electromagnetic shielding, corrosion-resistant for a long time, however existing cable seal also can not meet at this stage
Requirement.
For the material of cable seal, it is small not require nothing more than gas leak rate, should also have that thermal discharge is low, good flowing
Property, moderate strength, workability be convenient and the characteristics such as insulating properties.Aerospace engineering, chemical machinery, the ring used in architectural engineering
The macromolecules such as oxygen resin, polyurethane, polysulfide rubber (phenolic aldehyde polysulfide rubber, polyurethane modified polysulfide rubber) and neoprene are organic
Sealing material, some possibility also have an airtight sexual function, but the exothermicity because of themselves, viscosity, intensity, workability and
Insulating properties, common cable seal material in shipping industry, major function is watertightness, does not consider that air-tightness is asked generally
Topic.
Summary of the invention
Goal of the invention: in order to overcome above-mentioned deficiency, the purpose of the present invention is to provide a kind of for the new of cable seal
Type composite rubber material.
The technical solution adopted in the present invention: the present invention provides a kind of new composite rubbers materials for cable seal
Material, the new composite rubbers material for cable seal includes the raw material of following weight proportion: nitrile rubber 35 ~ 45
Part, 35 ~ 45 parts of ethylene propylene diene rubber, 20 ~ 30 parts of fibre reinforced polyurethane, 10 ~ 20 parts of ultra-high molecular weight polyethylene, polytetrafluoro
10 ~ 20 parts of ethylene, 1 ~ 5 part of reinforcing agent, 0.5 ~ 3 part of anti-aging agent, 0.5 ~ 3 part of compatilizer, 0.5 ~ 2 part of promotor, plasticizer 0.1 ~
0.6 part, 1 ~ 3 part of silane coupling agent, 1 ~ 3 part of sulphur powder, 1 ~ 5 part of zinc oxide, 2 ~ 6 parts of stearic acid.
Further, the new composite rubbers material for cable seal includes the raw material of following weight proportion:
36 ~ 40 parts of nitrile rubber, 36 ~ 40 parts of ethylene propylene diene rubber, 22 ~ 26 parts of fibre reinforced polyurethane, ultra-high molecular weight polyethylene
13 ~ 16 parts, 12 ~ 15 parts of polytetrafluoroethylene (PTFE), 2 ~ 5 parts of reinforcing agent, 1 ~ 3 part of anti-aging agent, 1 ~ 3 part of compatilizer, 0.5 ~ 1 part of promotor,
0.1 ~ 0.3 part of plasticizer, 1 ~ 3 part of silane coupling agent, 1 ~ 3 part of sulphur powder, 1 ~ 3 part of zinc oxide, 2 ~ 4 parts of stearic acid.
Further, the new composite rubbers material for cable seal includes the original of following weight proportion
Material: 36 parts of nitrile rubber, 24 parts of fibre reinforced polyurethane, 13 parts of ultra-high molecular weight polyethylene, gathers 40 parts of ethylene propylene diene rubber
15 parts of tetrafluoroethene, 5 parts of reinforcing agent, 2 parts of anti-aging agent, 2 parts of compatilizer, 1 part of promotor, 0.2 part of plasticizer, silane coupling agent 3
Part, 3 parts of sulphur powder, 1 part of zinc oxide, 2 parts of stearic acid.
Further, the anti-aging agent includes anti-aging agent RD, anti-aging agent 124, antioxidant 4020, antioxidant MB, anti-aging agent
One of ZMMBI, antioxidant NBC or more than one combination.
Further, the promotor includes accelerator CBS, altax, accelerator TBBS, accelerant NOBS, promotion
Two or more combination in agent TMTD, accelerant N A-22.
Further, the plasticizer is phthalic acid rouge di-isooctyl, diisononyl phthalate, adipic acid two
At least one of monooctyl ester.
Further, range of the average fiber length of the carbon fiber of the fibre reinforced polyurethane in 50~100mm
Interior, number of monofilaments is in the range of 2000~10,000.
Further, the reinforcing agent is nano-silica powder
Further, the preparation method of a kind of new composite rubbers material for cable seal, it is characterised in that:
Include the following steps: a, prepare rubber masterbatch: nitrile rubber, ethylene propylene diene rubber are sent to mixing in mixer together
5min, mixing pressure are 0.5 ~ 1.0MPa, and dump temperature is set as 100 ~ 120 DEG C, obtains masterbatch, and the masterbatch storage period is
24h；B, masterbatch two-stage mixing: by fibre reinforced polyurethane, ultra-high molecular weight polyethylene, polytetrafluoroethylene (PTFE), reinforcing agent, prevent
Old agent, compatilizer, promotor, plasticizer, silane coupling agent, sulphur powder, zinc oxide, stearic acid are uniformly mixed, and are added
Two-stage mixing 5min is carried out in the masterbatch obtained in mixer to step a；C, vulcanize, curing temperature is 175~190 DEG C: will
Mold is inserted after mixing gum forming after two sections plus sulphur, vulcanizes 5min on vulcanizer.
Further, the curing temperature in the step c is set as 185 ~ 190 DEG C.
The beneficial effects of the present invention are:
The present invention using nitrile rubber and ethylene propylene diene rubber as body of rubber material, by with fibre reinforced polyurethane,
Ultra-high molecular weight polyethylene, polytetrafluoroethylene (PTFE) compounding fusion, obtain a kind of cable specifically in the marine environment with it is close
A kind of new composite rubbers material between capsule body has high-air-tightness, wear-resisting, ageing-resistant, oil resistivity, corrosion-resistant for a long time etc.
Feature.Fibre reinforced polyurethane is used for compound seal rubber material, acid resistance, alkaline-resisting under the conditions of compressive strength reaches
Property and radiation resistance etc. are substantially better than currently used conventional seals filler.In addition, the present invention also have it is described close for cable
The preparation method of the new composite rubbers material of sealing is simple, and strong operability, preparation process environmental pollution are small, environmental protection, can
Sustainable development.
Specific embodiment
Below will be by several specific embodiments, the present invention is furture elucidated, these embodiments simply to illustrate that problem,
It is not a kind of limitation.
Embodiment 1:
A kind of new composite rubbers material for cable seal, the raw material including following weight proportion: 36 parts of nitrile rubber,
40 parts of ethylene propylene diene rubber, 13 parts of ultra-high molecular weight polyethylene, 15 parts of polytetrafluoroethylene (PTFE), is mended 24 parts of fibre reinforced polyurethane
Strong 5 parts of agent, 2 parts of anti-aging agent, 2 parts of compatilizer, 1 part of promotor, 0.2 part of plasticizer, 3 parts of silane coupling agent, 3 parts of sulphur powder, oxygen
Change 1 part of zinc, 2 parts of stearic acid.
The anti-aging agent is anti-aging agent RD and anti-aging agent 124.
The promotor includes altax and accelerant NOBS.
The plasticizer is phthalic acid rouge di-isooctyl.
The average fiber length of the carbon fiber of the fibre reinforced polyurethane is in the range of 50~100mm, number of monofilaments
In the range of 2000~10,000.
The reinforcing agent is nano-silica powder
The preparation method of a kind of new composite rubbers material for cable seal, it is characterised in that: including as follows
Step: it a, prepares rubber masterbatch: nitrile rubber, ethylene propylene diene rubber is sent to mixing 5min in mixer, mixing together
Pressure is 0.5 ~ 1.0MPa, and dump temperature is set as 100 ~ 120 DEG C, obtains masterbatch, and the masterbatch storage period is for 24 hours；B, masterbatching
Glue two-stage mixing: by fibre reinforced polyurethane, ultra-high molecular weight polyethylene, polytetrafluoroethylene (PTFE), reinforcing agent, anti-aging agent, compatible
Agent, promotor, plasticizer, silane coupling agent, sulphur powder, zinc oxide, stearic acid are uniformly mixed, be added in mixer to
Two-stage mixing 5min is carried out in the masterbatch that step a is obtained；C, vulcanize, curing temperature is 185 DEG C: by the mixing after two sections plus sulphur
Mold is inserted after gum forming, vulcanizes 5min on vulcanizer.
Embodiment 2:
A kind of new composite rubbers material for cable seal, the raw material including following weight proportion: 40 parts of nitrile rubber,
38 parts of ethylene propylene diene rubber, 14 parts of ultra-high molecular weight polyethylene, 12 parts of polytetrafluoroethylene (PTFE), is mended 22 parts of fibre reinforced polyurethane
Strong 4 parts of agent, 3 parts of anti-aging agent, 1 part of compatilizer, 0.5 part of promotor, 0.1 part of plasticizer, 2 parts of silane coupling agent, 11 parts of sulphur powder,
2 parts of zinc oxide, 3 parts of stearic acid.
The anti-aging agent is anti-aging agent RD and antioxidant 4020.
The promotor is accelerator CBS, altax and accelerant NOBS.
The plasticizer is phthalic acid rouge di-isooctyl.
The average fiber length of the carbon fiber of the fibre reinforced polyurethane is in the range of 50~100mm, number of monofilaments
In the range of 2000~10,000.
The reinforcing agent is nano-silica powder
The preparation method of a kind of new composite rubbers material for cable seal, it is characterised in that: including as follows
Step: it a, prepares rubber masterbatch: nitrile rubber, ethylene propylene diene rubber is sent to mixing 5min in mixer, mixing together
Pressure is 0.5 ~ 1.0MPa, and dump temperature is set as 100 ~ 120 DEG C, obtains masterbatch, and the masterbatch storage period is for 24 hours；B, masterbatching
Glue two-stage mixing: by fibre reinforced polyurethane, ultra-high molecular weight polyethylene, polytetrafluoroethylene (PTFE), reinforcing agent, anti-aging agent, compatible
Agent, promotor, plasticizer, silane coupling agent, sulphur powder, zinc oxide, stearic acid are uniformly mixed, be added in mixer to
Two-stage mixing 5min is carried out in the masterbatch that step a is obtained；C, vulcanize, curing temperature is 187 DEG C: by the mixing after two sections plus sulphur
Mold is inserted after gum forming, vulcanizes 5min on vulcanizer.
Embodiment 3:
A kind of new composite rubbers material for cable seal, the raw material including following weight proportion: 38 parts of nitrile rubber,
36 parts of ethylene propylene diene rubber, 16 parts of ultra-high molecular weight polyethylene, 14 parts of polytetrafluoroethylene (PTFE), is mended 26 parts of fibre reinforced polyurethane
Strong 2 parts of agent, 1 part of anti-aging agent, 3 parts of compatilizer, 0.5 part of promotor, 0.3 part of plasticizer, 1 part of silane coupling agent, 2 parts of sulphur powder,
3 parts of zinc oxide, 4 parts of stearic acid.
The anti-aging agent includes anti-aging agent RD and antioxidant MB.
The promotor includes accelerator TBBS and accelerant N A-22.
The plasticizer is phthalic acid rouge di-isooctyl.
The average fiber length of the carbon fiber of the fibre reinforced polyurethane is in the range of 50~100mm, number of monofilaments
In the range of 2000~10,000.
The reinforcing agent is nano-silica powder
The preparation method of a kind of new composite rubbers material for cable seal, it is characterised in that: including as follows
Step: it a, prepares rubber masterbatch: nitrile rubber, ethylene propylene diene rubber is sent to mixing 5min in mixer, mixing together
Pressure is 0.5 ~ 1.0MPa, and dump temperature is set as 100 ~ 120 DEG C, obtains masterbatch, and the masterbatch storage period is for 24 hours；B, masterbatching
Glue two-stage mixing: by fibre reinforced polyurethane, ultra-high molecular weight polyethylene, polytetrafluoroethylene (PTFE), reinforcing agent, anti-aging agent, compatible
Agent, promotor, plasticizer, silane coupling agent, sulphur powder, zinc oxide, stearic acid are uniformly mixed, be added in mixer to
Two-stage mixing 5min is carried out in the masterbatch that step a is obtained；C, vulcanize, curing temperature is 190 DEG C: by the mixing after two sections plus sulphur
Mold is inserted after gum forming, vulcanizes 5min on vulcanizer.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the principle of the present invention, several improvement can also be made, these improvement also should be regarded as of the invention
Protection scope.
Claims (10)
1. a kind of new composite rubbers material for cable seal, it is characterised in that: described for the new of cable seal
Type composite rubber material includes the raw material of following weight proportion: 35 ~ 45 parts of nitrile rubber, 35 ~ 45 parts of ethylene propylene diene rubber, carbon fiber
20 ~ 30 portions of polyurethane of dimension enhancing, 10 ~ 20 parts of polytetrafluoroethylene (PTFE), 1 ~ 5 part of reinforcing agent, is prevented 10 ~ 20 parts of ultra-high molecular weight polyethylene
0.5 ~ 3 part of old agent, 0.5 ~ 3 part of compatilizer, 0.5 ~ 2 part of promotor, 1 ~ 3 part of plasticizer, 1 ~ 3 part of silane coupling agent, sulphur powder 1 ~ 3
Part, 1 ~ 5 part of zinc oxide, 2 ~ 6 parts of stearic acid.
2. a kind of new composite rubbers material for cable seal according to claim 1, it is characterised in that: described
New composite rubbers material for cable seal includes the raw material of following weight proportion: 36 ~ 40 parts of nitrile rubber, ternary second
Third 36 ~ 40 parts of rubber, 22 ~ 26 parts of fibre reinforced polyurethane, 13 ~ 16 parts of ultra-high molecular weight polyethylene, polytetrafluoroethylene (PTFE) 12 ~ 15
Part, 2 ~ 5 parts of reinforcing agent, 1 ~ 3 part of anti-aging agent, 1 ~ 3 part of compatilizer, 0.5 ~ 1 part of promotor, 1 ~ 3 part of plasticizer, silane coupling agent 1 ~
3 parts, 1 ~ 3 part of sulphur powder, 1 ~ 3 part of zinc oxide, 2 ~ 4 parts of stearic acid.
3. a kind of new composite rubbers material for cable seal according to claim 1, it is characterised in that: butyronitrile
36 parts of rubber, 40 parts of ethylene propylene diene rubber, 24 parts of fibre reinforced polyurethane, 13 parts of ultra-high molecular weight polyethylene, polytetrafluoroethyl-ne
15 parts of alkene, 5 parts of reinforcing agent, 2 parts of anti-aging agent, 2 parts of compatilizer, 1 part of promotor, 0.2 part of plasticizer, 3 parts of silane coupling agent, sulphur
3 parts of powder, 1 part of zinc oxide, 2 parts of stearic acid.
4. a kind of new composite rubbers material for cable seal according to claim 1, it is characterised in that: described
Anti-aging agent includes anti-aging agent RD, anti-aging agent 124, antioxidant 4020, antioxidant MB, anti-aging agent ZMMBI, one in antioxidant NBC
Kind or more than one combination.
5. a kind of new composite rubbers material for cable seal according to claim 1, it is characterised in that: described
Promotor include accelerator CBS, altax, accelerator TBBS, accelerant NOBS, Vulcanization accelerator TMTD, in accelerant N A-22
Two or more combination.
6. a kind of new composite rubbers material for cable seal according to claim 1, it is characterised in that: described
Plasticizer is at least one of phthalic acid rouge di-isooctyl, diisononyl phthalate, dioctyl adipate.
7. a kind of new composite rubbers material for cable seal according to claim 1, it is characterised in that: described
The average fiber length of the carbon fiber of fibre reinforced polyurethane in the range of 50~100mm, number of monofilaments 2000~10,
In the range of 000.
8. a kind of new composite rubbers material for cable seal according to claim 1, it is characterised in that: described
Reinforcing agent is nano-silica powder.
9. a kind of preparation of the new composite rubbers material for cable seal described in any one according to claim 1 ~ 3
Method, characterized by the following steps: a, prepare rubber masterbatch: nitrile rubber, ethylene propylene diene rubber are sent into together
The mixing 5min into mixer, mixing pressure are 0.5 ~ 1.0MPa, and dump temperature is set as 100 ~ 120 DEG C, obtains masterbatch, masterbatching
The glue storage period is for 24 hours；B, masterbatch two-stage mixing: by fibre reinforced polyurethane, ultra-high molecular weight polyethylene, polytetrafluoroethyl-ne
Alkene, reinforcing agent, anti-aging agent, compatilizer, promotor, plasticizer, silane coupling agent, sulphur powder, zinc oxide, stearic acid are stirred
Uniformly, it is added in the masterbatch obtained in mixer to step a and carries out two-stage mixing 5min；C, vulcanize, curing temperature 175
~190 DEG C: mold will be inserted after the mixing gum forming after two sections plus sulphur, vulcanize 5min on vulcanizer.
10. a kind of preparation method of new composite rubbers material for cable seal according to claim 9, special
Sign is: the curing temperature in the step c is set as 185 ~ 190 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910478479.2A CN110144088A (en) | 2019-06-03 | 2019-06-03 | A kind of new composite rubbers material and preparation method thereof for cable seal |
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| CN201910478479.2A CN110144088A (en) | 2019-06-03 | 2019-06-03 | A kind of new composite rubbers material and preparation method thereof for cable seal |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110643095A (en) * | 2019-11-16 | 2020-01-03 | 广东瑞福密封科技有限公司 | Preparation method of oil-resistant acid-base-resistant sealing ring |
| CN110885481A (en) * | 2019-11-27 | 2020-03-17 | 上海捷赢密封技术有限公司 | High-temperature wear-resistant sealing ring and preparation method thereof |
| CN112521667A (en) * | 2020-11-06 | 2021-03-19 | 宁波柯林斯橡塑科技有限公司 | Composite rubber, high-wear-resistance sealing element composite material and preparation method thereof |
| CN113025034A (en) * | 2021-03-16 | 2021-06-25 | 厦门沪熠铭电子工业有限公司 | Aging-resistant sealing rubber ring |
| CN115464937A (en) * | 2022-07-15 | 2022-12-13 | 北京市燃气集团有限责任公司 | Household rubber pipe suitable for hydrogen-doped natural gas and preparation method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110643095A (en) * | 2019-11-16 | 2020-01-03 | 广东瑞福密封科技有限公司 | Preparation method of oil-resistant acid-base-resistant sealing ring |
| CN110885481A (en) * | 2019-11-27 | 2020-03-17 | 上海捷赢密封技术有限公司 | High-temperature wear-resistant sealing ring and preparation method thereof |
| CN112521667A (en) * | 2020-11-06 | 2021-03-19 | 宁波柯林斯橡塑科技有限公司 | Composite rubber, high-wear-resistance sealing element composite material and preparation method thereof |
| CN113025034A (en) * | 2021-03-16 | 2021-06-25 | 厦门沪熠铭电子工业有限公司 | Aging-resistant sealing rubber ring |
| CN115464937A (en) * | 2022-07-15 | 2022-12-13 | 北京市燃气集团有限责任公司 | Household rubber pipe suitable for hydrogen-doped natural gas and preparation method |
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