CN111560128A - Preparation process of anti-corrosion wear-resistant adhesive tape - Google Patents
Preparation process of anti-corrosion wear-resistant adhesive tape Download PDFInfo
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- CN111560128A CN111560128A CN202010567061.1A CN202010567061A CN111560128A CN 111560128 A CN111560128 A CN 111560128A CN 202010567061 A CN202010567061 A CN 202010567061A CN 111560128 A CN111560128 A CN 111560128A
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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
- 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
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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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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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- Compositions Of Macromolecular Compounds (AREA)
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Abstract
The invention relates to the technical field of chemical industry, and discloses a preparation process of an anticorrosive wear-resistant adhesive tape, which comprises the following steps of preparing 80-100 parts of nitrile rubber, 10-20 parts of zinc oxide, 2-4 parts of an accelerator, 5-7 parts of an anti-aging agent, 10-20 parts of sulfur, 8-10 parts of calcium carbonate, 3-5 parts of a molding aid, 1-3 parts of an anti-cracking agent, 10-20 parts of stearic acid, 10-20 parts of carbon black, 8-10 parts of a vulcanizing agent and 4-6 parts of three-line oil, cutting 80-100 parts of nitrile rubber, and adding 8-10 parts of calcium carbonate and 10-20 parts of stearic acid into 80-100 parts of cut nitrile rubber. According to the preparation process of the anticorrosion wear-resistant rubber sealing strip, stearic acid which is a softening agent is added in the preparation process, the stearic acid and the softening agent have good intersolubility with rubber, powdery compounding agents such as carbon black, zinc oxide and the like can be promoted to be uniformly dispersed in rubber materials, zinc oxide which is a compounding agent is added, the vulcanization starting is fast in the preparation process, a good flat vulcanization curve can be obtained, the vulcanized rubber is heat-resistant, and the prepared anticorrosion wear-resistant rubber sealing strip is good in ageing resistance, good in anticorrosion performance and long in service life.
Description
Technical Field
The invention relates to the technical field of chemical industry, in particular to a preparation process of an anticorrosive wear-resistant adhesive tape.
Background
The rubber is a high-elasticity polymer material with reversible deformation, is rich in elasticity at room temperature, can generate large deformation under the action of small external force, can recover the original shape after the external force is removed, belongs to a completely amorphous polymer, has low glass transition temperature (Tg) and large molecular weight which is more than hundreds of thousands, is divided into two types of natural rubber and synthetic rubber, is prepared by extracting colloid from plants such as rubber trees, rubber grasses and the like and processing the extracted colloid, is prepared by polymerizing various monomers, and is widely applied to various aspects of industry or life.
Chinese patent CN105037976B proposes a vacuum bag sealing rubber strip used at room temperature to 200 ℃ and a preparation method thereof, the vacuum bag sealing rubber strip prepared by the method has good air tightness and good heat resistance, the sealing rubber strip has pressure sensitivity and can be sealed by finger pressure, and the vacuum bag prepared by the sealing rubber strip can provide pressure close to 1atm, the sealing rubber strip is sealed for a long time at room temperature to 200 ℃ without leakage, but the sealing rubber strip prepared by the method has poor corrosion resistance and short service life, and a user is very worried about the sealing rubber strip, so that the preparation process of the corrosion-resistant and wear-resistant rubber sealing rubber strip is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a preparation process of an anticorrosion wear-resistant adhesive tape, which has the advantages of good anticorrosion performance, long service life and the like, and solves the problems of poor anticorrosion performance and short service life of the traditional sealing adhesive tape.
(II) technical scheme
In order to realize the purposes of good corrosion resistance and long service life, the invention provides the following technical scheme: a preparation process of an anticorrosive wear-resistant adhesive tape comprises the following steps:
1) preparing 80-100 parts of nitrile rubber, 10-20 parts of zinc oxide, 2-4 parts of an accelerator, 5-7 parts of an anti-aging agent, 10-20 parts of sulfur, 8-10 parts of calcium carbonate, 3-5 parts of a molding aid, 1-3 parts of an anti-cracking agent, 10-20 parts of stearic acid, 10-20 parts of carbon black, 8-10 parts of a vulcanizing agent and 4-6 parts of three-line oil;
2) cutting 80-100 parts of nitrile rubber, adding 8-10 parts of calcium carbonate and 10-20 parts of stearic acid into 80-100 parts of cut nitrile rubber, uniformly stirring in a mixer, and heating to 60-80 ℃ in the stirring process to obtain a mixed material;
3) putting the mixed materials into an internal mixer, plasticating for 2-3 minutes, adding 2-4 parts of accelerator, 5-7 parts of anti-aging agent, 8-10 parts of vulcanizing agent, 10-20 parts of carbon black and 4-6 parts of trilinear oil, plasticating for 8-10 minutes, adding 3-5 parts of molding aid and 1-3 parts of anti-cracking agent, finally adding 10-20 parts of zinc oxide and 10-20 parts of sulfur, discharging and tabletting to obtain a coarse sheet;
4) and cooling the rough sheet, finishing and trimming after cooling, removing unqualified products, and packaging qualified products to obtain the required anticorrosion wear-resistant adhesive tape.
Preferably, in the step 2, 80-100 parts of nitrile rubber are cut, 8-10 parts of calcium carbonate and 10-20 parts of stearic acid are added into 80-100 parts of cut nitrile rubber, the mixture is placed into a mixer to be uniformly stirred, the mixture is heated to 60-80 ℃ in the stirring process to obtain a mixed material, the particle diameter of the cut material is 1-5 mm, 8-10 parts of calcium carbonate is light calcium carbonate, and the mixture is ground into powder before use.
Preferably, the mixed materials in the step 3 are put into an internal mixer for plastication for 2-3 minutes, then 2-4 parts of an accelerator, 5-7 parts of an anti-aging agent, 8-10 parts of a vulcanizing agent, 10-20 parts of carbon black and 4-6 parts of trilinear oil are added, the plastication time is 8-10 minutes, then 3-5 parts of a molding aid and 1-3 parts of an anti-cracking agent are added, finally 10-20 parts of zinc oxide and 10-20 parts of sulfur are added, discharging and tabletting are carried out, a crude tablet is obtained, the particle size of 10-20 parts of carbon black is 1-300nm, 8-10 parts of a vulcanizing agent is one or two of diisopropylbenzene peroxide and benzoyl peroxide, and the discharging temperature is 150-200 ℃.
(III) advantageous effects
Compared with the prior art, the invention provides a preparation process of an anticorrosive wear-resistant adhesive tape, which has the following beneficial effects:
the preparation process of the anticorrosive wear-resistant rubber sealing strip comprises the steps of cutting 80-100 parts of nitrile rubber, adding 8-10 parts of calcium carbonate and 10-20 parts of stearic acid into 80-100 parts of the cut nitrile rubber, uniformly stirring the mixture in a mixer, heating the mixture to 60-80 ℃ in the stirring process to obtain a mixed material, putting the mixed material into an internal mixer for plastication for 2-3 minutes, adding 2-4 parts of an accelerator, 5-7 parts of an anti-aging agent, 8-10 parts of a vulcanizing agent, 10-20 parts of carbon black and 4-6 parts of three-line oil, plastication for 8-10 minutes, adding 3-5 parts of a molding auxiliary agent and 1-3 parts of an anti-cracking agent, finally adding 10-20 parts of zinc oxide and 10-20 parts of sulfur, discharging and tabletting to obtain a coarse tablet, adding stearic acid which is a softening agent in the preparation process, the rubber has good intersolubility with rubber, can promote powdery compounding agents such as carbon black, zinc oxide and the like to be uniformly dispersed in rubber materials, and zinc oxide is added as the compounding agent, so that vulcanization starting is fast during preparation, a good flat vulcanization curve can be obtained, vulcanized rubber is heat-resistant, and the prepared anticorrosion wear-resistant rubber sealing strip has good ageing resistance, good anticorrosion performance and long service life.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows: a preparation process of an anticorrosive wear-resistant adhesive tape comprises the following steps:
1) preparing 80 parts of nitrile rubber, 10 parts of zinc oxide, 2 parts of an accelerator, 5 parts of an anti-aging agent, 10 parts of sulfur, 8 parts of calcium carbonate, 3 parts of a molding aid, 1 part of an anti-cracking agent, 10 parts of stearic acid, 10 parts of carbon black, 8 parts of a vulcanizing agent and 4 parts of three-line oil;
2) cutting 80 parts of nitrile rubber, adding 8 parts of calcium carbonate and 10 parts of stearic acid into 80 parts of cut nitrile rubber, putting the mixture into a mixer, uniformly stirring, and heating to 60-80 ℃ in the stirring process to obtain a mixed material;
3) putting the mixed materials into an internal mixer, plasticating for 2-3 minutes, adding 2 parts of accelerator, 5 parts of anti-aging agent, 8 parts of vulcanizing agent, 10 parts of carbon black and 4 parts of three-line oil, plasticating for 8 minutes, adding 3 parts of molding aid and 1 part of anti-cracking agent, finally adding 10 parts of zinc oxide and 10 parts of sulfur, discharging and tabletting to obtain a coarse sheet;
4) and cooling the rough sheet, finishing and trimming after cooling, removing unqualified products, and packaging qualified products to obtain the required anticorrosion wear-resistant adhesive tape.
80 parts of nitrile rubber is cut, 8 parts of calcium carbonate and 10 parts of stearic acid are added into 80 parts of cut nitrile rubber, the mixture is placed into a mixer to be uniformly stirred, the mixture is heated to 60-80 ℃ in the stirring process, a mixed material is obtained, the particle diameter of the cut material is 1-5 mm, 8 parts of calcium carbonate is light calcium carbonate, and the mixture is ground into powder before use.
Putting the mixed materials into an internal mixer, plasticating for 2-3 minutes, adding 2 parts of accelerator, 5 parts of anti-aging agent, 8 parts of vulcanizing agent, 10 parts of carbon black and 4 parts of tri-line oil, plasticating for 8 minutes, adding 3 parts of molding aid and 1 part of anti-cracking agent, finally adding 10 parts of zinc oxide and 10 parts of sulfur, discharging and tabletting to obtain a crude sheet, wherein the particle size of 10 parts of carbon black is 100nm, 8 parts of vulcanizing agent is one or two of diisopropylbenzene peroxide and benzoyl peroxide, and the temperature during discharging is 150-200 ℃.
The clay is MWNT-containing clay, is organically modified synthetic mica, and is composed of coagulated laminated layers of silicate layers with nanometer thickness obtained by ion exchange with dimethyl dialkyl ammonium cation
Example two: a preparation process of an anticorrosive wear-resistant adhesive tape comprises the following steps:
1) preparing 90 parts of nitrile rubber, 15 parts of zinc oxide, 3 parts of an accelerator, 6 parts of an anti-aging agent, 15 parts of sulfur, 9 parts of calcium carbonate, 4 parts of a molding aid, 2 parts of an anti-cracking agent, 15 parts of stearic acid, 15 parts of carbon black, 9 parts of a vulcanizing agent and 5 parts of three-line oil;
2) cutting 90 parts of nitrile rubber, adding 9 parts of calcium carbonate and 15 parts of stearic acid into 90 parts of cut nitrile rubber, putting the mixture into a mixer, uniformly stirring, and heating to 60-80 ℃ in the stirring process to obtain a mixed material;
3) putting the mixed materials into an internal mixer, plasticating for 2-3 minutes, adding 3 parts of accelerator, 6 parts of anti-aging agent, 9 parts of vulcanizing agent, 15 parts of carbon black and 5 parts of three-line oil, plasticating for 9 minutes, adding 4 parts of molding aid and 2 parts of anti-cracking agent, finally adding 15 parts of zinc oxide and 15 parts of sulfur, discharging and tabletting to obtain a coarse sheet;
4) and cooling the rough sheet, finishing and trimming after cooling, removing unqualified products, and packaging qualified products to obtain the required anticorrosion wear-resistant adhesive tape.
Cutting 90 parts of nitrile rubber, adding 9 parts of calcium carbonate and 15 parts of stearic acid into 90 parts of cut nitrile rubber, uniformly stirring the mixture in a mixer, heating the mixture to 60-80 ℃ in the stirring process to obtain a mixed material, wherein the particle diameter of the cut material is 1-5 mm, and the calcium carbonate 9 parts is light calcium carbonate, and grinding the mixed material into powder before use.
Putting the mixed materials into an internal mixer, plasticating for 2-3 minutes, adding 3 parts of accelerator, 6 parts of anti-aging agent, 9 parts of vulcanizing agent, 15 parts of carbon black and 5 parts of tri-line oil, plasticating for 9 minutes, adding 4 parts of molding aid and 2 parts of anti-cracking agent, finally adding 15 parts of zinc oxide and 15 parts of sulfur, discharging and tabletting to obtain a crude sheet, wherein the particle size of the 15 parts of carbon black is 200nm, the 9 parts of vulcanizing agent is one or two of diisopropylbenzene peroxide and benzoyl peroxide, and the temperature during discharging is 150 ℃ plus 200 ℃.
The zinc oxide is used as a compounding agent, vulcanization starts quickly during preparation, a good flat vulcanization curve can be obtained, vulcanized rubber is heat-resistant, and the prepared anticorrosion wear-resistant rubber strip is good in ageing resistance and corrosion resistance.
Example three: a preparation process of an anticorrosive wear-resistant adhesive tape comprises the following steps:
1) 100 parts of nitrile rubber, 20 parts of zinc oxide, 4 parts of accelerator, 7 parts of anti-aging agent, 20 parts of sulfur, 10 parts of calcium carbonate, 5 parts of molding aid, 3 parts of anti-cracking agent, 20 parts of stearic acid, 20 parts of carbon black, 10 parts of vulcanizing agent and 6 parts of three-line oil are prepared;
2) cutting 100 parts of nitrile rubber, adding 10 parts of calcium carbonate and 20 parts of stearic acid into 100 parts of the cut nitrile rubber, putting the mixture into a mixer, uniformly stirring, and heating to 60-80 ℃ in the stirring process to obtain a mixed material;
3) putting the mixed materials into an internal mixer, plasticating for 2-3 minutes, adding 4 parts of accelerator, 7 parts of anti-aging agent, 10 parts of vulcanizing agent, 20 parts of carbon black and 6 parts of three-line oil, plasticating for 10 minutes, adding 5 parts of molding aid and 3 parts of anti-cracking agent, finally adding 20 parts of zinc oxide and 20 parts of sulfur, discharging and tabletting to obtain a coarse sheet;
4) and cooling the rough sheet, finishing and trimming after cooling, removing unqualified products, and packaging qualified products to obtain the required anticorrosion wear-resistant adhesive tape.
100 parts of nitrile rubber are cut, 10 parts of calcium carbonate and 20 parts of stearic acid are added into 100 parts of cut nitrile rubber, the mixture is put into a mixer to be uniformly stirred, the mixture is heated to 60-80 ℃ in the stirring process, the mixed material is obtained, the particle diameter of the cut material is 1-5 mm, 10 parts of calcium carbonate is light calcium carbonate, and the mixture is ground into powder before use.
Putting the mixed materials into an internal mixer, plasticating for 2-3 minutes, adding 4 parts of accelerator, 7 parts of anti-aging agent, 10 parts of vulcanizing agent, 20 parts of carbon black and 6 parts of three-line oil, plasticating for 10 minutes, adding 5 parts of molding aid and 3 parts of anti-cracking agent, finally adding 20 parts of zinc oxide and 20 parts of sulfur, discharging and tabletting to obtain a crude sheet, wherein the particle size of 20 parts of carbon black is 300nm, 10 parts of vulcanizing agent is one or two of diisopropylbenzene peroxide and benzoyl peroxide, and the temperature during discharging is 150-200 ℃.
The invention has the beneficial effects that: the preparation process of the anticorrosive wear-resistant rubber sealing strip comprises the steps of cutting 80-100 parts of nitrile rubber, adding 8-10 parts of calcium carbonate and 10-20 parts of stearic acid into 80-100 parts of the cut nitrile rubber, uniformly stirring the mixture in a mixer, heating the mixture to 60-80 ℃ in the stirring process to obtain a mixed material, putting the mixed material into an internal mixer for plastication for 2-3 minutes, adding 2-4 parts of an accelerator, 5-7 parts of an anti-aging agent, 8-10 parts of a vulcanizing agent, 10-20 parts of carbon black and 4-6 parts of three-line oil, plastication for 8-10 minutes, adding 3-5 parts of a molding auxiliary agent and 1-3 parts of an anti-cracking agent, finally adding 10-20 parts of zinc oxide and 10-20 parts of sulfur, discharging and tabletting to obtain a coarse tablet, adding stearic acid which is a softening agent in the preparation process, the rubber sealing strip has good intersolubility with rubber, can promote powdery compounding agents such as carbon black, zinc oxide and the like to be uniformly dispersed in rubber materials, is added with zinc oxide, is a compounding agent, has the advantages of fast vulcanization starting in preparation, good flat vulcanization curve, heat resistance of vulcanized rubber, good ageing resistance, good corrosion resistance and long service life, and solves the problems of poor corrosion resistance and short service life of the traditional sealing rubber strip.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. A preparation process of an anticorrosive wear-resistant adhesive tape is characterized by comprising the following steps:
1) preparing 80-100 parts of nitrile rubber, 10-20 parts of zinc oxide, 2-4 parts of an accelerator, 5-7 parts of an anti-aging agent, 10-20 parts of sulfur, 8-10 parts of calcium carbonate, 3-5 parts of a molding aid, 1-3 parts of an anti-cracking agent, 10-20 parts of stearic acid, 10-20 parts of carbon black, 8-10 parts of a vulcanizing agent and 4-6 parts of three-line oil;
2) cutting 80-100 parts of nitrile rubber, adding 8-10 parts of calcium carbonate and 10-20 parts of stearic acid into 80-100 parts of cut nitrile rubber, uniformly stirring in a mixer, and heating to 60-80 ℃ in the stirring process to obtain a mixed material;
3) putting the mixed materials into an internal mixer, plasticating for 2-3 minutes, adding 2-4 parts of accelerator, 5-7 parts of anti-aging agent, 8-10 parts of vulcanizing agent, 10-20 parts of carbon black and 4-6 parts of trilinear oil, plasticating for 8-10 minutes, adding 3-5 parts of molding aid and 1-3 parts of anti-cracking agent, finally adding 10-20 parts of zinc oxide and 10-20 parts of sulfur, discharging and tabletting to obtain a coarse sheet;
4) and cooling the rough sheet, finishing and trimming after cooling, removing unqualified products, and packaging qualified products to obtain the required anticorrosion wear-resistant adhesive tape.
2. The preparation process of the corrosion-resistant and wear-resistant adhesive sealing strip according to claim 1, which is characterized in that: and 2, cutting 80-100 parts of nitrile rubber, adding 8-10 parts of calcium carbonate and 10-20 parts of stearic acid into 80-100 parts of cut nitrile rubber, uniformly stirring in a mixer, heating to 60-80 ℃ in the stirring process to obtain a mixed material, wherein the particle diameter of the cut material is 1-5 mm, and the calcium carbonate 8-10 parts of light calcium carbonate is ground into powder before use.
3. The preparation process of the corrosion-resistant and wear-resistant adhesive sealing strip according to claim 1, which is characterized in that: and 3, putting the mixed materials into an internal mixer, plasticating for 2-3 minutes, adding 2-4 parts of an accelerator, 5-7 parts of an anti-aging agent, 8-10 parts of a vulcanizing agent, 10-20 parts of carbon black and 4-6 parts of tri-line oil, plasticating for 8-10 minutes, adding 3-5 parts of a molding aid and 1-3 parts of an anti-cracking agent, finally adding 10-20 parts of zinc oxide and 10-20 parts of sulfur, discharging and tabletting to obtain a crude tablet, wherein the particle size of 10-20 parts of carbon black is 1-300nm, the grain size of 8-10 parts of a vulcanizing agent is one or two of diisopropylbenzene peroxide and benzoyl peroxide, and mixing at the temperature of 150 ℃ and 200 ℃ during discharging.
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| CN202010567061.1A CN111560128A (en) | 2020-06-19 | 2020-06-19 | Preparation process of anti-corrosion wear-resistant adhesive tape |
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| CN202010567061.1A CN111560128A (en) | 2020-06-19 | 2020-06-19 | Preparation process of anti-corrosion wear-resistant adhesive tape |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104119584A (en) * | 2014-07-03 | 2014-10-29 | 安徽京鸿密封件技术有限公司 | Sealing element having flame retardant and oil resistant characteristics |
| CN104119585A (en) * | 2014-07-03 | 2014-10-29 | 安徽京鸿密封件技术有限公司 | Oil-resistant sealing member |
| US20170253729A1 (en) * | 2014-08-29 | 2017-09-07 | Zeon Corporation | Cross-linkable nitrile rubber composition and cross-linked rubber |
| CN110483858A (en) * | 2019-09-11 | 2019-11-22 | 衡水华瑞工程橡胶有限责任公司 | A kind of preparation process of oil resistant sealing joint strip rubber composite material |
-
2020
- 2020-06-19 CN CN202010567061.1A patent/CN111560128A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104119584A (en) * | 2014-07-03 | 2014-10-29 | 安徽京鸿密封件技术有限公司 | Sealing element having flame retardant and oil resistant characteristics |
| CN104119585A (en) * | 2014-07-03 | 2014-10-29 | 安徽京鸿密封件技术有限公司 | Oil-resistant sealing member |
| US20170253729A1 (en) * | 2014-08-29 | 2017-09-07 | Zeon Corporation | Cross-linkable nitrile rubber composition and cross-linked rubber |
| CN110483858A (en) * | 2019-09-11 | 2019-11-22 | 衡水华瑞工程橡胶有限责任公司 | A kind of preparation process of oil resistant sealing joint strip rubber composite material |
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