CN109575571A - A kind of high temperature resistant urban Underground pipeline valve spacer - Google Patents
A kind of high temperature resistant urban Underground pipeline valve spacer Download PDFInfo
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- CN109575571A CN109575571A CN201811489434.7A CN201811489434A CN109575571A CN 109575571 A CN109575571 A CN 109575571A CN 201811489434 A CN201811489434 A CN 201811489434A CN 109575571 A CN109575571 A CN 109575571A
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- Prior art keywords
- parts
- high temperature
- polyethylene glycol
- temperature resistant
- pipeline valve
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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
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/10—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polymers containing more than one epoxy radical per molecule
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/50—Amines
- C08G59/504—Amines containing an atom other than nitrogen belonging to the amine group, carbon and hydrogen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/62—Alcohols or phenols
- C08G59/621—Phenols
- C08G59/623—Aminophenols
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- 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
- C08L2205/03—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
Abstract
The invention discloses a kind of high temperature resistant urban Underground pipeline valve spacers, its raw material includes: 50-70 parts of polyurethane rubber by weight, 25-45 parts of chlorosulfonated polyethylene, 3-6 parts of plasticizer, 0.4-1 parts of silane coupling agent, 20-30 parts of sepiolite powder, 12-24 parts of polyacrylonitrile-based carbon fibre, 5-12 parts of diatomite, 0.2-0.9 parts of 2,2 '-di-2-ethylhexylphosphine oxides (4- methyl-6-tert-butylphenol), 1-1.8 parts of ultraviolet absorbing agent UV-9,1-3 parts of zinc stearate, 2-4 parts of vulcanizing agent, 1-2 parts of anti-aging agent.Polyethylene glycol complex is prepared using following technique: polyethylene glycol, E51 type epoxy resin, tributyl 2-acetylcitrate, tert-butyl hydroperoxide are uniformly mixed, acrylic emulsion is added under stirring thereto, polyetheramine D230, the stirring of three-(dimethylamino methyl) phenol is added, cooling, it dry, pulverize to obtain polyethylene glycol complex.
Description
Technical field
The present invention relates to gasket technical field more particularly to a kind of high temperature resistant urban Underground pipeline valve spacers.
Background technique
With the gradually quickening of urbanization process, urban planning increasingly tends to modernize.In Process of Urban Development, pipe
Road becomes minimum construction requirements with entering.Meanwhile during urban renewal, it is also desirable to skyborne various pipelines will be set up
Enter ground.Pipeline is entered ground and is often constructed at present using trenchless technology, and this construction method has and do not influence traffic, over the ground
The advantages that layer structure destruction is small, and the period is short, while being suitable for using non-excavating construction method, the requirement for pipeline is high, due to
The characteristics of pipeline itself, this its sealing performance is required it is high it is necessary to have the valve seal gasket of high temperature resistant, high flame retardant,
Fire is caused to prevent short circuit etc., causes safety accident.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of high temperature resistant urban Underground pipeline valve pads
Piece has excellent physical mechanical property, and tensile strength is high, and elongation at break is high, and gasket is enable to bear greater impact injury, and
And have the characteristics that high fire-retardance, resistant to high temperature, not easy to crack, long service life.
A kind of high temperature resistant urban Underground pipeline valve spacer proposed by the present invention, raw material include: poly- ammonia by weight
50-70 parts of ester rubber, 25-45 parts of chlorosulfonated polyethylene, 3-6 parts of plasticizer, 0.4-1 parts of silane coupling agent, sepiolite powder 20-30
Part, 12-24 parts of polyacrylonitrile-based carbon fibre, 5-12 parts of diatomite, 2,2 '-di-2-ethylhexylphosphine oxides (4- methyl-6-tert-butylphenol)
0.2-0.9 parts, 1-1.8 parts of ultraviolet absorbing agent UV-9,1-3 parts of zinc stearate, 2-4 parts of vulcanizing agent, 1-2 parts of anti-aging agent.
Preferably, plasticizer includes: polyethylene glycol complex, hydroxy silicon oil, C9 Petropols, three fourth of acetyl tributyl citrate
Ester.
Preferably, polyethylene glycol complex, hydroxy silicon oil, C9 Petropols, tributyl 2-acetylcitrate weight ratio be
1-3:1-2:0.4-1:0.1-0.8.
Preferably, vulcanizing agent includes: 1,3- bis- (tert-butyl peroxy isopropyl) benzene, dimethyl benzylamine.
Preferably, bis- (tert-butyl peroxy isopropyl) benzene of 1,3-: the weight ratio of dimethyl benzylamine is 1-2:1-2.
Preferably, polyethylene glycol complex is prepared using following technique: by polyethylene glycol, E51 type epoxy resin, acetyl lemon
Lemon acid tributyl, tert-butyl hydroperoxide are uniformly mixed, and acrylic emulsion is added under stirring thereto, and polyetheramine is added
D230, the stirring of three-(dimethylamino methyl) phenol, cooling dry, pulverize to obtain polyethylene glycol complex.
Preferably, in the preparation process of polyethylene glycol complex, acrylic emulsion is added under stirring thereto, stirs
Temperature is 120-130 DEG C.
Preferably, in the preparation process of polyethylene glycol complex, polyetheramine D230, three-(dimethylamino methyl) benzene is added
Phenol stirs 2-5h, and whipping temp is 92-98 DEG C.
Preferably, in the preparation process of polyethylene glycol complex, polyethylene glycol, E51 type epoxy resin, acetyl tributyl citrate three
Butyl ester, tert-butyl hydroperoxide, acrylic emulsion, polyetheramine D230, three-(dimethylamino methyl) phenol weight ratio be 50-
80:10-20:3-12:1-2:2-10:0.2-0.6:0.12-0.4 acrylic emulsion solid content is 55-60%.
The present invention is at low cost, has excellent physical mechanical property, and tensile strength is high, and elongation at break is high, enables gasket
Greater impact injury is born, and has the characteristics that high fire-retardance, resistant to high temperature, not easy to crack, long service life.
The present invention is using polyethylene glycol complex cooperation polyurethane rubber, chlorosulfonated polyethylene effect, in silane coupling agent
Under auxiliary, mutual combination degree is high, can make heat-resisting, anti-flammability of the invention under the conditions of guaranteeing that toughness and hardness are preferable
Can be more excellent, while being made using polyethylene glycol complex, hydroxy silicon oil, C9 Petropols, tributyl 2-acetylcitrate collaboration
With, can significant reinforced sheath flexibility, impact resistance, using bis- (tert-butyl peroxy isopropyl) benzene of 1,3- and dimethyl benzylamine work
For vulcanizing agent, vulcanization effect is good, guarantee physical mechanical property it is good while, enhance the ageing-resistant of reinforced sheath, toughness and
Hardness, further with 2,2 '-di-2-ethylhexylphosphine oxides (4- methyl-6-tert-butylphenol), ultraviolet absorbing agent UV-9 collective effect are reinforced
Ageing-resistant performance further enhances.
In polyethylene glycol complex of the invention, E51 type epoxy resin is and poly- under the cooperation of tributyl 2-acetylcitrate
The degree of scatter of ethylene glycol is high, and after acrylic acid-grafted, dispersion effect can be improved, then in polyetheramine D230, three-(two
Methylamine ylmethyl) the lower generation cross-linking reaction of phenol effect, network structure is formed, thermal stability is good.
Tensile strength of the invention is in 26MPa or more, and for elongation at break 750% or more, oxygen index (OI) is fire-retardant 36 or more
Performance reaches A grades, has both the strong feature of significant intensity high flame resistance, has significant economic benefit and environmental benefit.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
Embodiment 1
A kind of high temperature resistant urban Underground pipeline valve spacer, raw material include: polyurethane rubber 50kg, the poly- second of chlorosulfonation
Alkene 45kg, plasticizer 3kg, silane coupling agent 1kg, sepiolite powder 20kg, polyacrylonitrile-based carbon fibre 24kg, diatomite 5kg, 2,
2 '-di-2-ethylhexylphosphine oxides (4- methyl-6-tert-butylphenol) 0.9kg, ultraviolet absorbing agent UV-9 1kg, zinc stearate 3kg, vulcanizing agent
2kg, anti-aging agent 2kg.
Plasticizer is by weight by polyethylene glycol complex, hydroxy silicon oil, C9 Petropols, tributyl 2-acetylcitrate
1:2:0.4:0.8 composition.Vulcanizing agent is that 1:2 is formed by bis- (tert-butyl peroxy isopropyl) benzene of 1,3-, dimethyl benzylamine by weight.
Polyethylene glycol complex is prepared using following technique: by 50kg polyethylene glycol, 20kgE51 type epoxy resin, 3kg second
Acyl tributyl citrate, 2kg tert-butyl hydroperoxide are uniformly mixed, and it is 60% that 2kg solid content is added under stirring thereto
Acrylic emulsion, whipping temp are 120 DEG C, and 0.6kg polyetheramine D230,0.12kg tri--(dimethylamino methyl) phenol is added and stirs
5h is mixed, whipping temp is 92 DEG C, and cooling dry, pulverize to obtain polyethylene glycol complex.
Embodiment 2
A kind of high temperature resistant urban Underground pipeline valve spacer, raw material include: polyurethane rubber 70kg, the poly- second of chlorosulfonation
Alkene 25kg, plasticizer 6kg, silane coupling agent 0.4kg, sepiolite powder 30kg, polyacrylonitrile-based carbon fibre 12kg, diatomite
12kg, 2,2 '-di-2-ethylhexylphosphine oxides (4- methyl-6-tert-butylphenol) 0.2kg, ultraviolet absorbing agent UV-9 1.8kg, zinc stearate
1kg, vulcanizing agent 4kg, anti-aging agent 1kg.
Plasticizer is by weight by polyethylene glycol complex, hydroxy silicon oil, C9 Petropols, tributyl 2-acetylcitrate
3:1:1:0.1 composition.Vulcanizing agent is that 2:1 is formed by bis- (tert-butyl peroxy isopropyl) benzene of 1,3-, dimethyl benzylamine by weight.
Polyethylene glycol complex is prepared using following technique: by 80kg polyethylene glycol, 10kgE51 type epoxy resin, 12kg
Tributyl 2-acetylcitrate, 1kg tert-butyl hydroperoxide are uniformly mixed, and 10kg solid content is added under stirring thereto is
55% acrylic emulsion, whipping temp are 130 DEG C, and 0.2kg polyetheramine D230,0.4kg tri--(dimethylamino methyl) phenol is added
2h is stirred, whipping temp is 98 DEG C, and cooling dry, pulverize to obtain polyethylene glycol complex.
Embodiment 3
A kind of high temperature resistant urban Underground pipeline valve spacer, raw material include: polyurethane rubber 55kg, the poly- second of chlorosulfonation
Alkene 40kg, plasticizer 4kg, silane coupling agent 0.8kg, sepiolite powder 22kg, polyacrylonitrile-based carbon fibre 20kg, diatomite 8kg,
2,2 '-di-2-ethylhexylphosphine oxides (4- methyl-6-tert-butylphenol) 0.8kg, ultraviolet absorbing agent UV-9 1.2kg, zinc stearate 2.5kg,
Vulcanizing agent 2.5kg, anti-aging agent 1.7kg.
Plasticizer is by weight by polyethylene glycol complex, hydroxy silicon oil, C9 Petropols, tributyl 2-acetylcitrate
1.3:1.7:0.6:0.6 composition.Vulcanizing agent is 1.3 by bis- (tert-butyl peroxy isopropyl) benzene of 1,3-, dimethyl benzylamine by weight:
1.8 composition.
Polyethylene glycol complex is prepared using following technique: by 60kg polyethylene glycol, 18kgE51 type epoxy resin, 6kg second
Acyl tributyl citrate, 1.7kg tert-butyl hydroperoxide are uniformly mixed, and 4kg solid content is added under stirring thereto is
58% acrylic emulsion, whipping temp are 122 DEG C, and 0.5kg polyetheramine D230,0.2kg tri--(dimethylamino methyl) phenol is added
4h is stirred, whipping temp is 94 DEG C, and cooling dry, pulverize to obtain polyethylene glycol complex.
Embodiment 4
A kind of high temperature resistant urban Underground pipeline valve spacer, raw material include: polyurethane rubber 65kg, the poly- second of chlorosulfonation
Alkene 30kg, plasticizer 5kg, silane coupling agent 0.6kg, sepiolite powder 28kg, polyacrylonitrile-based carbon fibre 16kg, diatomite
10kg, 2,2 '-di-2-ethylhexylphosphine oxides (4- methyl-6-tert-butylphenol) 0.4kg, ultraviolet absorbing agent UV-9 1.6kg, zinc stearate
1.5kg, vulcanizing agent 3.5kg, anti-aging agent 1.3kg.
Plasticizer is by weight by polyethylene glycol complex, hydroxy silicon oil, C9 Petropols, tributyl 2-acetylcitrate
1.7:1.3:0.8:0.2 composition.Vulcanizing agent is 1.7 by bis- (tert-butyl peroxy isopropyl) benzene of 1,3-, dimethyl benzylamine by weight:
1.2 composition.
Polyethylene glycol complex is prepared using following technique: by 70kg polyethylene glycol, 12kgE51 type epoxy resin, 10kg
Tributyl 2-acetylcitrate, 1.3kg tert-butyl hydroperoxide are uniformly mixed, and 8kg solid content is added under stirring thereto is
56% acrylic emulsion, whipping temp are 128 DEG C, and 0.3kg polyetheramine D230,0.3kg tri--(dimethylamino methyl) phenol is added
3h is stirred, whipping temp is 96 DEG C, and cooling dry, pulverize to obtain polyethylene glycol complex.
Embodiment 5
A kind of high temperature resistant urban Underground pipeline valve spacer, raw material include: polyurethane rubber 60kg, the poly- second of chlorosulfonation
Alkene 35kg, plasticizer 4.5kg, silane coupling agent 0.7kg, sepiolite powder 25kg, polyacrylonitrile-based carbon fibre 18kg, diatomite
9kg, 2,2 '-di-2-ethylhexylphosphine oxides (4- methyl-6-tert-butylphenol) 0.6kg, ultraviolet absorbing agent UV-9 1.4kg, zinc stearate
2kg, vulcanizing agent 3kg, anti-aging agent 1.5kg.
Plasticizer is by weight by polyethylene glycol complex, hydroxy silicon oil, C9 Petropols, tributyl 2-acetylcitrate
1.5:1.5:0.7:0.4 composition.Vulcanizing agent is 1:1 by bis- (tert-butyl peroxy isopropyl) benzene of 1,3-, dimethyl benzylamine by weight
Composition.
Polyethylene glycol complex is prepared using following technique: by 65kg polyethylene glycol, 15kgE51 type epoxy resin, 8kg second
Acyl tributyl citrate, 1.5kg tert-butyl hydroperoxide are uniformly mixed, and 6kg solid content is added under stirring thereto is
57% acrylic emulsion, whipping temp are 125 DEG C, and 0.4kg polyetheramine D230,0.25kg tri--(dimethylamino methyl) benzene is added
Phenol stirs 3.5h, and whipping temp is 95 DEG C, and cooling dry, pulverize to obtain polyethylene glycol complex.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone 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 (9)
1. a kind of high temperature resistant urban Underground pipeline valve spacer, which is characterized in that its raw material includes: polyurethane rubber by weight
50-70 parts of glue, 25-45 parts of chlorosulfonated polyethylene, 3-6 parts of plasticizer, 0.4-1 parts of silane coupling agent, 20-30 parts of sepiolite powder,
12-24 parts of polyacrylonitrile-based carbon fibre, 5-12 parts of diatomite, 2,2 '-di-2-ethylhexylphosphine oxides (4- methyl-6-tert-butylphenol) 0.2-
0.9 part, 1-1.8 parts of ultraviolet absorbing agent UV-9,1-3 parts of zinc stearate, 2-4 parts of vulcanizing agent, 1-2 parts of anti-aging agent.
2. high temperature resistant urban Underground pipeline valve spacer according to claim 1, which is characterized in that plasticizer includes: poly-
Ethylene glycol compound, hydroxy silicon oil, C9 Petropols, tributyl 2-acetylcitrate.
3. high temperature resistant urban Underground pipeline valve spacer according to claim 2, which is characterized in that polyethylene glycol is compound
Object, hydroxy silicon oil, C9 Petropols, tributyl 2-acetylcitrate weight ratio be 1-3:1-2:0.4-1:0.1-0.8.
4. any one of -3 high temperature resistant urban Underground pipeline valve spacer according to claim 1, which is characterized in that vulcanizing agent
It include: 1,3- bis- (tert-butyl peroxy isopropyl) benzene, dimethyl benzylamine.
5. high temperature resistant urban Underground pipeline valve spacer according to claim 4, which is characterized in that 1,3- bis- (tertiary fourth mistakes
Oxygen isopropyl) benzene: the weight ratio of dimethyl benzylamine is 1-2:1-2.
6. any one of -5 high temperature resistant urban Underground pipeline valve spacer according to claim 1, which is characterized in that poly- second two
Alcohol compound is prepared using following technique: by polyethylene glycol, E51 type epoxy resin, tributyl 2-acetylcitrate, t-butyl peroxy
Change hydrogen to be uniformly mixed, acrylic emulsion is added under stirring thereto, polyetheramine D230, three-(dimethylamino methyls) is added
Phenol stirring, cooling dry, pulverize to obtain polyethylene glycol complex.
7. high temperature resistant urban Underground pipeline valve spacer according to claim 6, which is characterized in that polyethylene glycol complex
Preparation process in, be added acrylic emulsion under stirring thereto, whipping temp is 120-130 DEG C.
8. high temperature resistant urban Underground pipeline valve spacer described according to claim 6 or 7, which is characterized in that polyethylene glycol is multiple
In the preparation process for closing object, polyetheramine D230 is added, three-(dimethylamino methyl) phenol stir 2-5h, whipping temp 92-98
℃。
9. according to any one of the claim 6-8 high temperature resistant urban Underground pipeline valve spacer, which is characterized in that poly- second two
In the preparation process of alcohol compound, polyethylene glycol, E51 type epoxy resin, tributyl 2-acetylcitrate, tert-butyl hydroperoxide,
Acrylic emulsion, polyetheramine D230, three-(dimethylamino methyl) phenol weight ratio be 50-80:10-20:3-12:1-2:2-
10:0.2-0.6:0.12-0.4, acrylic emulsion solid content are 55-60%.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811489434.7A CN109575571A (en) | 2018-12-06 | 2018-12-06 | A kind of high temperature resistant urban Underground pipeline valve spacer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811489434.7A CN109575571A (en) | 2018-12-06 | 2018-12-06 | A kind of high temperature resistant urban Underground pipeline valve spacer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109575571A true CN109575571A (en) | 2019-04-05 |
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ID=65927677
Family Applications (1)
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|---|---|---|---|
| CN201811489434.7A Pending CN109575571A (en) | 2018-12-06 | 2018-12-06 | A kind of high temperature resistant urban Underground pipeline valve spacer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115536952A (en) * | 2022-09-06 | 2022-12-30 | 浙江元通线缆制造有限公司 | Strippable material for rubber sleeve cable and preparation method thereof |
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| CN103897258A (en) * | 2014-04-21 | 2014-07-02 | 赵月 | High-strength and high-flame-resistance cable |
| CN104327330A (en) * | 2014-10-22 | 2015-02-04 | 青岛东泰诚恩新材料科技发展有限公司 | Oil-resistant nitrile-butadiene rubber sealing gasket formula |
| CN107541051A (en) * | 2017-07-29 | 2018-01-05 | 安徽蓝德集团股份有限公司 | A kind of waterproof grommet for instrument and meter |
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2018
- 2018-12-06 CN CN201811489434.7A patent/CN109575571A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000344987A (en) * | 1999-03-26 | 2000-12-12 | Daikin Ind Ltd | Rubber composition for hard disk drive gasket |
| CN103725027A (en) * | 2013-12-27 | 2014-04-16 | 安徽科聚新材料有限公司 | High-resilience TPE (thermoplastic elastomer) material and preparation method thereof |
| CN103897258A (en) * | 2014-04-21 | 2014-07-02 | 赵月 | High-strength and high-flame-resistance cable |
| CN104327330A (en) * | 2014-10-22 | 2015-02-04 | 青岛东泰诚恩新材料科技发展有限公司 | Oil-resistant nitrile-butadiene rubber sealing gasket formula |
| CN107541051A (en) * | 2017-07-29 | 2018-01-05 | 安徽蓝德集团股份有限公司 | A kind of waterproof grommet for instrument and meter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115536952A (en) * | 2022-09-06 | 2022-12-30 | 浙江元通线缆制造有限公司 | Strippable material for rubber sleeve cable and preparation method thereof |
| CN115536952B (en) * | 2022-09-06 | 2023-12-29 | 浙江元通线缆制造有限公司 | Strippable material for rubber jacketed cable and preparation method thereof |
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Application publication date: 20190405 |
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