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CN105885248A - Silane crosslinked rubber cable sheath material - Google Patents

Silane crosslinked rubber cable sheath material Download PDF

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Publication number
CN105885248A
CN105885248A CN201610421199.4A CN201610421199A CN105885248A CN 105885248 A CN105885248 A CN 105885248A CN 201610421199 A CN201610421199 A CN 201610421199A CN 105885248 A CN105885248 A CN 105885248A
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CN
China
Prior art keywords
parts
cable sheath
sheath material
agent
crosslinked
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610421199.4A
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Chinese (zh)
Inventor
芮敏敏
王社兵
宋琪
王威
查文
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhu Hangfei Science and Technology Co Ltd
Original Assignee
Wuhu Hangfei Science and Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Priority to CN201610421199.4A priority Critical patent/CN105885248A/en
Publication of CN105885248A publication Critical patent/CN105885248A/en
Pending legal-status Critical Current

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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—Ethene-propene or ethene-propene-diene copolymers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/28—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances natural or synthetic rubbers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/29—Protection against damage caused by extremes of temperature or by flame
    • H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
    • 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
    • C08K2201/017—Additives being an antistatic agent
    • 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
    • C08L2203/00—Applications
    • C08L2203/20—Applications use in electrical or conductive gadgets
    • C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2312/00—Crosslinking
    • C08L2312/08—Crosslinking by silane

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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)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Insulating Materials (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)

Abstract

The invention provides a silane crosslinked rubber cable sheath material and belongs to the technical field of chemical engineering. The silane crosslinked rubber cable sheath material is prepared from, by weight, 30-40 parts of ethylene propylene rubber, 10-15 parts of nitrile rubber, 15-20 parts of polyvinyl chloride, 15-20 parts of polyethylene, 3-4 parts of an anti-aging agent, 3-4 parts of a vulcanizing agent, 3-4 parts of vinyl silane, 1-2 parts of an initiator, 1-2 parts of a crosslinking catalyst, 2-3 parts of carbon black, 2-3 parts of a flame retardant, 2-3 parts of a softener, 2-3 parts of an antistatic agent and 2-3 parts of an aluminate coupling agent. The added nitrile rubber has excellent oil resistance and solvent resistance. The added polyvinyl chloride has excellent flame retardance, insulativity and mechanical properties. The environmentally friendly polyethylene and the anti-aging agent are adopted, so that the environmental performance of products is improved. The added cross-linking agent and vulcanizing agent can improve the mechanical properties of the rubber material, and the rubber becomes softer and more elastic and does not stick to rollers. The cable sheath material prepared through reasonable raw material preparation has excellent mechanical properties, environmental protection property, softness, aging resistance, weather resistance, chemical resistance and flame retardance.

Description

A kind of crosslinked with silicane rubber cable sheath material
Technical field
The invention belongs to chemical technology field, be specifically related to a kind of crosslinked with silicane rubber cable sheath material
Background technology
Wires and cables industry is the supporting industry that China's economic construction is important, be widely used in national economy each Field, electric wire be conveying electric energy, transmission information and manufacture various motor, electrical equipment, instrument, automobile, The equipment institute indispensable basis equipment such as lathe, electric wire provides basis for power industry and communications industry Facility, in occupation of the output value of China's electrician trade 1/4, is China's second largest industry of being only second to automobile industry, Product variety Service Efficiency and domestic market occupation rate are all more than 90%.Worldwide, China's electric wire is total The output value has exceeded the U.S., becomes the first big electric wire producing country in the world.The serviceability of electric wire and In the life-span, it is decided by reasonability and the integrity of technique that the advance of product structure, plastics select.
At present, general wire cable material is mainly plastics or rubber, and electric wire thermoplastic is applied It is polyvinyl chloride and polyethylene widely.Polyvinyl chloride has excellent corrosion resistance, electrical insulating property, especially Being to have resistance to combustion self-extinguishment, therefore polyvinyl chloride occupies space of top prominence in the polymer of electric wire.Poly- Vinyl chloride is processed into boardy product, and its hardness is higher than low density polyethylene (LDPE), and less than polypropylene, but in flexion Place there will be albinism, and the poor stability that polyvinyl chloride is to light and heat, more than 100 DEG C or when long Between exposure in sunshine, will decompose and produce hydrogen chloride, and further autocatalysis is decomposed, and causes variable color, thing Reason mechanical performance declines the most rapidly, even burns as softened when running into high temperature, fire, rupture, in combustion Hydrogen chloride and other toxic gases can be discharged, such as dioxin, halogen acids etc. during burning.Traditional second third Although elastomeric material is soft, but its mechanical performance does not reaches requirement.
Summary of the invention
It is an object of the invention to for above-mentioned the deficiencies in the prior art, it is provided that a kind of can substitute tradition rubber Insulating materials, has good mechanical performance, and can be used for a kind of crosslinkable silane of soft electric wire cable restrictive coating Connection rubber cable sheath material.
In order to solve the problems referred to above, the present invention adopts the following technical scheme that
A kind of crosslinked with silicane rubber cable sheath material, is made up of the raw material of following parts by weight: EP rubbers 30-40 part, nitrile rubber 10-15 part, polyvinyl chloride 15-20 part, polyethylene 15-20 part, age resistor 3-4 part, vulcanizing agent 3-4 part, vinyl silanes 3-4 part, initiator 1-2 part, crosslinking catalyst 1-2 part, Carbon black 2-3 part, fire retardant 2-3 part, softening agent 2-3 part, antistatic additive 2-3 part, aluminate coupling agent 2-3 part.
Preferably, described age resistor is mercaptophenylimidazole or N, N-nickel dibutyl dithiocarbamate.
Preferably, described vulcanizing agent is cumyl peroxide and the mixture of fatty ether polysulfide.
Preferably, described initiator is peroxide initiator.
Preferably, described crosslinking catalyst is organic tin catalyst.
Preferably, described fire retardant is the one in chlorinated paraffin, tricresyl phosphate, deca-BDE Or it is several.
Preferably, described softening agent is liquid chlorinated paraffin or tricresyl phosphate.
Preferably, described antistatic additive is quaternary cationics and nonionic surfactant The composite antistatic agent HBS-508 of composition.
The beneficial effects of the present invention is: add nitrile rubber and there is superior oil resistivity and solvent resistance；Add Add polyvinyl chloride and there is excellent anti-flammability, insulating properties and mechanical property；Use environment-friendly type polyethylene and prevent old Agent, improves the environmental-protecting performance of product；Interpolation crosslinking agent and vulcanizing agent can improve the mechanicalness of elastomeric material Can, and having of becoming of rubber is more soft, more flexible, and is difficult to roll banding；By the reasonable preparation of raw material, The cable sheath material prepared has excellent mechanical property, the feature of environmental protection, flexibility, ageing resistance, weather-proof Property, chemical resistance and anti-flammability.
Detailed description of the invention
Embodiment 1
A kind of crosslinked with silicane rubber cable sheath material, is made up of the raw material of following parts by weight: EP rubbers 30 parts, nitrile rubber 10 parts, polyvinyl chloride 15 parts, polyethylene 15 parts, mercaptophenylimidazole 3 parts, vulcanizing agent 3 parts, vinyl silanes 3 parts, benzoyl peroxide 1 part, dibutyltin dilaurate 1 part, carbon black 2 Part, fire retardant 2 parts, liquid chlorinated paraffin 2 parts, 2 parts of antistatic additive, aluminate coupling agent 2 parts.
Described nitrile rubber is middle acrylonitrile content glue, and wherein acrylonitrile content is 33%.
Described vulcanizing agent is cumyl peroxide and fatty ether polysulfide mixing for 1:1 by weight Compound.
Described fire retardant is that chlorinated paraffin, tricresyl phosphate and deca-BDE are by weight 1:1:1 Mixture.
Described antistatic additive is quaternary cationics and answering that nonionic surfactant forms Mould assembly antistatic additive HBS-508.
The preparation method of a kind of crosslinked with silicane rubber cable sheath material, comprises the following steps:
Step one: weigh each raw material for standby by weight；
Step 2: add raw materials into mixing and stirring in high-speed mixer, is warming up to 120 DEG C, stirs 15min, Obtain hot mixture；
Step 3: hot mixture is put in low-speed mixer, stirring cooling, obtain low-temperature mixed thing；
Step 4: low-temperature mixed thing is put into extruder, extrudes pelletizing, obtains cable sheath material.
Embodiment 2
A kind of crosslinked with silicane rubber cable sheath material, is made up of the raw material of following parts by weight: EP rubbers 40 parts, nitrile rubber 15 parts, polyvinyl chloride 20 parts, polyethylene 20 parts, N, N-dibutyl dithio amino Nickel formate 4 parts, vulcanizing agent 4 parts, vinyl silanes 4 parts, benzoyl peroxide 2 parts, dibutyl tin two Laurate 2 parts, carbon black 3 parts, fire retardant 3 parts, tricresyl phosphate 3 parts, 3 parts of antistatic additive, Aluminate coupling agent 3 parts.
Described nitrile rubber is middle acrylonitrile content glue, and wherein acrylonitrile content is 33%.
Described vulcanizing agent is cumyl peroxide and fatty ether polysulfide mixing for 1:1 by weight Compound.
Described fire retardant is that chlorinated paraffin, tricresyl phosphate and deca-BDE are by weight for 1:1:1 Mixture.
Described antistatic additive is quaternary cationics and answering that nonionic surfactant forms Mould assembly antistatic additive HBS-508.
The preparation method of a kind of crosslinked with silicane rubber cable sheath material, comprises the following steps:
Step one: weigh each raw material for standby by weight；
Step 2: add raw materials into mixing and stirring in high-speed mixer, is warming up to 140 DEG C, stirs 10min, Obtain hot mixture；
Step 3: hot mixture is put in low-speed mixer, stirring cooling, obtain low-temperature mixed thing；
Step 4: low-temperature mixed thing is put into extruder, extrudes pelletizing, obtains cable sheath material.
The main performance such as table 1 of the crosslinked with silicane rubber cable sheath material of embodiment 1 and embodiment 2 preparation Shown in.
Table 1
Pilot project Unit Standard-required Embodiment 1 Embodiment 2
1 aging front sample
1.1 tensile strength medians are minimum MPa 10.0 12.1 11.7
1.2 elongation at break medians are minimum % 300 310 305
2 watertight aircase thermal aging tests (temperature resistant grade 85 DEG C)
2.1 aging temperature ℃ 100±2 100±2 100±2
Ageing time h 7×24 7×24 7×24
2.2 aging rear variation in tensile strength are maximum % ±30 +16.5 +16.2
2.3 aging rear elongation at break medians are minimum % 250 260 270
Aging rear elongation at break rate of change is maximum % ±40 29.9 28.7
3 hot elongation tests
3.1 experimental condition air themperatures ℃ 200±3 200±3 200±3
Load-time min 15 15 15
Mechanical stress N/㎝2 20 20 20
Under 3.2 load, percentage elongation is maximum % 175 28 30
After 3.3 coolings, permanent deformation is maximum % 25 12 16
4 anti-tear tests
Tearing toughness median is minimum N/mm 5.0 7.1 6.4
5 oxygen index (OI)s % - 46 42
6 resistance to 96% concentrated sulfuric acid tests
6.1 experimental condition ℃ - 25±2 25±2
Time h - 24 24
6.2 result of the test - Seriously it is expanded to dissolve Seriously it is expanded to dissolve
7 resistance to 33% hydrochloric acid tests
7.1 experimental condition environment temperatures ℃ - 25±2 25±2
Time h - 7×24 7×24
7.2 result of the test variation in tensile strength % - 20.3 21.5
Elongation at break rate of change % - 46 50

Claims (10)

1. a crosslinked with silicane rubber cable sheath material, it is characterised in that by the raw material of following parts by weight Composition: EP rubbers 30-40 part, nitrile rubber 10-15 part, polyvinyl chloride 15-20 part, polyethylene 15-20 Part, age resistor 3-4 part, vulcanizing agent 3-4 part, vinyl silanes 3-4 part, initiator 1-2 part, crosslinking Catalyst 1-2 part, carbon black 2-3 part, fire retardant 2-3 part, softening agent 2-3 part, antistatic additive 2-3 part, Aluminate coupling agent 2-3 part.
A kind of crosslinked with silicane rubber cable sheath material the most according to claim 1, it is characterised in that Be made up of the raw material of following parts by weight: 30 parts of EP rubbers, nitrile rubber 10 parts, polyvinyl chloride 15 parts, Polyethylene 15 parts, 3 parts of age resistor, vulcanizing agent 3 parts, vinyl silanes 3 parts, initiator 1 part, crosslinking Catalyst 1 part, carbon black 2 parts, fire retardant 2 parts, softening agent 2 parts, 2 parts of antistatic additive, Aluminate are even Connection agent 2 parts.
A kind of crosslinked with silicane rubber cable sheath material the most according to claim 1, it is characterised in that Be made up of the raw material of following parts by weight: 40 parts of EP rubbers, nitrile rubber 15 parts, polyvinyl chloride 20 parts, Polyethylene 20 parts, 4 parts of age resistor, vulcanizing agent 4 parts, vinyl silanes 4 parts, initiator 2 parts, crosslinking Catalyst 2 parts, carbon black 3 parts, fire retardant 3 parts, softening agent 3 parts, 3 parts of antistatic additive, Aluminate are even Connection agent 3 parts.
4., according to a kind of crosslinked with silicane rubber cable sheath material described in any one of claim 1-3, it is special Levy and be: described age resistor is mercaptophenylimidazole or N, N-nickel dibutyl dithiocarbamate.
5., according to a kind of crosslinked with silicane rubber cable sheath material described in any one of claim 1-3, it is special Levy and be: described vulcanizing agent is cumyl peroxide and the mixture of fatty ether polysulfide.
6., according to a kind of crosslinked with silicane rubber cable sheath material described in any one of claim 1-3, it is special Levy and be: described initiator is peroxide initiator.
7., according to a kind of crosslinked with silicane rubber cable sheath material described in any one of claim 1-3, it is special Levy and be: described crosslinking catalyst is organic tin catalyst.
8., according to a kind of crosslinked with silicane rubber cable sheath material described in any one of claim 1-3, it is special Levy and be: described fire retardant is the one in chlorinated paraffin, tricresyl phosphate, deca-BDE or several Kind.
9., according to a kind of crosslinked with silicane rubber cable sheath material described in any one of claim 1-3, it is special Levy and be: described softening agent is liquid chlorinated paraffin or tricresyl phosphate.
10. according to a kind of crosslinked with silicane rubber cable sheath material described in any one of claim 1-3, its It is characterised by: described antistatic additive is quaternary cationics and nonionic surfactant group The composite antistatic agent HBS-508 become.
CN201610421199.4A 2016-06-14 2016-06-14 Silane crosslinked rubber cable sheath material Pending CN105885248A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106317513A (en) * 2016-08-30 2017-01-11 安徽蓝德集团股份有限公司 Waterproof sheath material for computer cable
CN110256786A (en) * 2019-07-12 2019-09-20 安徽电缆股份有限公司 A kind of environment-friendly antibacterial cable material and preparation method thereof
CN110396255A (en) * 2019-06-25 2019-11-01 安徽上华电缆有限公司 A kind of anti-aging cable material of oil resistant and preparation method thereof
WO2023278572A1 (en) * 2021-06-30 2023-01-05 Avient Corporation Thermoset articles comprising nitrile butadiene rubber

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1539875A (en) * 2003-10-30 2004-10-27 河北省线缆科学技术研究所有限公司 Method for producing slicane cross-linking ethylene-propylene rubber throuth one-step method
CN102153812A (en) * 2010-12-25 2011-08-17 金发科技股份有限公司 Polyolefine sheathing compound for coaxial cable and preparation method thereof
CN102295809A (en) * 2010-06-24 2011-12-28 上海凯波特种电缆料厂有限公司 Silane crosslinking halogen-free antiflaming ethyl-propylene insulating material and preparation method thereof
CN102731917A (en) * 2012-07-16 2012-10-17 江苏德威新材料股份有限公司 Silane self-crosslinking halogen-free low-smoke flame-retardant elastic material and preparation method thereof
CN103333429A (en) * 2013-06-05 2013-10-02 安徽荣玖光纤通信科技有限公司 Anti-aging polyvinyl chloride cable material
CN103554574A (en) * 2013-10-29 2014-02-05 绿宝电缆（集团）有限公司 Weather-proof wear-resistant and ageing resistant modified nitrile rubber cable material
CN104788826A (en) * 2014-05-10 2015-07-22 安徽天彩电缆集团有限公司 Aging-resistant EPDM rubber cable sheath material for mine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1539875A (en) * 2003-10-30 2004-10-27 河北省线缆科学技术研究所有限公司 Method for producing slicane cross-linking ethylene-propylene rubber throuth one-step method
CN102295809A (en) * 2010-06-24 2011-12-28 上海凯波特种电缆料厂有限公司 Silane crosslinking halogen-free antiflaming ethyl-propylene insulating material and preparation method thereof
CN102153812A (en) * 2010-12-25 2011-08-17 金发科技股份有限公司 Polyolefine sheathing compound for coaxial cable and preparation method thereof
CN102731917A (en) * 2012-07-16 2012-10-17 江苏德威新材料股份有限公司 Silane self-crosslinking halogen-free low-smoke flame-retardant elastic material and preparation method thereof
CN103333429A (en) * 2013-06-05 2013-10-02 安徽荣玖光纤通信科技有限公司 Anti-aging polyvinyl chloride cable material
CN103554574A (en) * 2013-10-29 2014-02-05 绿宝电缆（集团）有限公司 Weather-proof wear-resistant and ageing resistant modified nitrile rubber cable material
CN104788826A (en) * 2014-05-10 2015-07-22 安徽天彩电缆集团有限公司 Aging-resistant EPDM rubber cable sheath material for mine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106317513A (en) * 2016-08-30 2017-01-11 安徽蓝德集团股份有限公司 Waterproof sheath material for computer cable
CN110396255A (en) * 2019-06-25 2019-11-01 安徽上华电缆有限公司 A kind of anti-aging cable material of oil resistant and preparation method thereof
CN110256786A (en) * 2019-07-12 2019-09-20 安徽电缆股份有限公司 A kind of environment-friendly antibacterial cable material and preparation method thereof
WO2023278572A1 (en) * 2021-06-30 2023-01-05 Avient Corporation Thermoset articles comprising nitrile butadiene rubber

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Application publication date: 20160824