CN103724762A - Insulation material for urban rail-used cable and preparation method thereof - Google Patents

Insulation material for urban rail-used cable and preparation method thereof Download PDF

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Publication number
CN103724762A
CN103724762A CN201310664971.1A CN201310664971A CN103724762A CN 103724762 A CN103724762 A CN 103724762A CN 201310664971 A CN201310664971 A CN 201310664971A CN 103724762 A CN103724762 A CN 103724762A
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China
Prior art keywords
parts
powder
hour
mixed
tributyl citrate
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Pending
Application number
CN201310664971.1A
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Chinese (zh)
Inventor
朱剑秋
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WUHU JIACHENG ELECTRONIC TECHNOLOGY Co Ltd
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WUHU JIACHENG ELECTRONIC TECHNOLOGY Co Ltd
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Priority to CN201310664971.1A priority Critical patent/CN103724762A/en
Publication of CN103724762A publication Critical patent/CN103724762A/en
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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
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • 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
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
    • H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
    • 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
    • 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
    • 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
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • 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
    • 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
    • C08L2207/066—LDPE (radical process)

Abstract

The invention discloses an insulation material for an urban rail-used cable, which is characterized by comprising the following raw materials in parts by weight: 20-24 parts of EPDM (Ethylene Propylene Diene Monomer), 34-37 parts of low-density polyethylene, 5-7 parts of polyethylene wax, 3-4 parts of stearic acid, 15-18 parts of tributyl citrate, 2-3 parts of zinc oxide, 2-3 parts of triethoxyvinylsilane, 2-3 parts of ethyl acrylate, 3-4 parts of vinyl acetate, 30-35 parts of siliceous shale powder, 1-2 parts of an accelerant TETD, 3-4 parts of aminopropyltriethoxysilane, 2-3 parts of methyltriethoxysilane and 6-8 parts of an additive. The cable prepared from the insulation material for the urban rail-used cable has good high/low temperature resistant performance, anti-corrosion performance, water resistance, ozone resistance, aging resistance and flame retardant performance.

Description

A kind of city rail cable Insulating Material and Preparation Method
Technical field
The present invention relates to polymeric material field, particularly a kind of city rail cable Insulating Material and Preparation Method.
Background technology
Insulating material for cable general requirement must have that good resistance to long term heat ageing performance, resistance to irradiation, electric property are stable, flame retardant properties and the excellent feature of insulating property.Electric wire grandmotherization and the fire that causes is also more and more, how to reduce the incidence of fire and presence of fire time mortality ratio, low cigarette, Halogen, the developing direction that fire-retardant, environmental protection also becomes wires and cables industry.Wherein the demand of halide-free low-smoke fireproof cable material is increasing, the production of halide-free low-smoke fireproof cable material is in polyolefin substrate, to add a large amount of polyethylene waxs or polyethylene wax to reach flame retardant effect mostly at present, yet, adding of a large amount of inorganic materials, affected physical and mechanical properties and the process industrial art performance of CABLE MATERIALS, poor, oil-proofness of softness, weathering resistance, resistance to low temperature are not fine at normal temperatures for they.
Summary of the invention
The object of this invention is to provide a kind of city rail cable Insulating Material and Preparation Method.
In order to realize object of the present invention, the present invention passes through following scheme implementation:
A city rail cable insulating material, is made by the raw material of following weight part: EPDM20-24, Low Density Polyethylene 34-37, polyethylene wax 5-7, stearic acid 3-4, tributyl citrate 15-18, zinc oxide 2-3, vinyltriethoxysilane 2-3, ethyl propenoate 2-3, vinyl acetate 3-4, siliceous shale powder 30-35, acceterator TE TD1-2, aminopropyl triethoxysilane 3-4, Union carbide A-162 2-3, auxiliary agent 6-8;
Described auxiliary agent is made by the raw material of following weight part: montmorillonite 12-14, Sodium hexametaphosphate 99 1-2, silane resin acceptor kh-550 1-2, TiB2 2-3, brown alundum powder 2-3, Sodium Selenite 1-2, molybdic oxide 1-2, bauxitic clay 2-3, hard acid acid zinc 1-2, tributyl citrate 1-3, wintergreen oil 0.1-0.2; Preparation method sends into montmorillonite in calcining furnace and calcine 3-4 hour at 700-730 ℃, take out, send in 10-15% hydrochloric acid and soak 1-2 hour, filter to obtain filter residue, with clear water, wash, dry, be ground into 200-250 order powder, then the powder of drying is mixed with Sodium hexametaphosphate 99, silane resin acceptor kh-550, TiB2, grind 1-2 hour, add other remaining component, mixed grinding 1-2 hour, obtains again.
City rail cable insulating material of the present invention, by following concrete steps, made:
(1) EPDM, Low Density Polyethylene, polyethylene wax are heated to molten state, add stearic acid, tributyl citrate, zinc oxide, vinyltriethoxysilane, ethyl propenoate, vinyl acetate, siliceous shale powder, auxiliary agent, stir and mediate 15-25 minute, send into twin screw extruder granulation, obtain A material;
(2) by all the other remaining component heating mixed meltings, stir 6-10 minute, send on twin screw extruder and melt extrude granulation, obtain B material;
(3) after A, B material is mixed, on twin screw extruder, melt extrude granulation, obtain.
Excellent effect of the present invention is: it is good that the cable that CABLE MATERIALS of the present invention is processed into has high and low temperature resistance, corrosion resistance and good, and water tolerance, resistance to ozone, ageing-resistant, flame retardant properties is good.
Embodiment
Below by specific examples, the present invention is described in detail.
A city rail cable insulating material, by following weight part (kilogram) raw material make: EPDM20, Low Density Polyethylene 34, polyethylene wax 5, stearic acid 3, tributyl citrate 15, zinc oxide 2, vinyltriethoxysilane 2, ethyl propenoate 2, vinyl acetate 3, siliceous shale powder 30, acceterator TE TD1, aminopropyl triethoxysilane 3, Union carbide A-162 2, auxiliary agent 6;
Described auxiliary agent by following weight part (kilogram) raw material make: montmorillonite 12, Sodium hexametaphosphate 99 1, silane resin acceptor kh-550 1, TiB2 2, brown alundum powder 2, Sodium Selenite 2, molybdic oxide 1, bauxitic clay 2, hard acid acid zinc 1, tributyl citrate 1, wintergreen oil 0.1; Preparation method sends into montmorillonite in calcining furnace and calcine 3-4 hour at 700-730 ℃, take out, send in 10-15% hydrochloric acid and soak 1-2 hour, filter to obtain filter residue, with clear water, wash, dry, be ground into 200-250 order powder, then the powder of drying is mixed with Sodium hexametaphosphate 99, silane resin acceptor kh-550, TiB2, grind 1-2 hour, add other remaining component, mixed grinding 1-2 hour, obtains again.
City rail cable insulating material of the present invention, by following concrete steps, made:
(1) EPDM, Low Density Polyethylene, polyethylene wax are heated to molten state, add stearic acid, tributyl citrate, zinc oxide, vinyltriethoxysilane, ethyl propenoate, vinyl acetate, siliceous shale powder, auxiliary agent, stir and mediate 15-25 minute, send into twin screw extruder granulation, obtain A material;
(2) by all the other remaining component heating mixed meltings, stir 6-10 minute, send on twin screw extruder and melt extrude granulation, obtain B material;
(3) after A, B material is mixed, on twin screw extruder, melt extrude granulation, obtain.
Material of the present invention has been carried out to performance test, and main condition are as follows:

Claims (2)

1. a city rail cable insulating material, it is characterized in that, by the raw material of following weight part, made: EPDM20-24, Low Density Polyethylene 34-37, polyethylene wax 5-7, stearic acid 3-4, tributyl citrate 15-18, zinc oxide 2-3, vinyltriethoxysilane 2-3, ethyl propenoate 2-3, vinyl acetate 3-4, siliceous shale powder 30-35, acceterator TE TD 1-2, aminopropyl triethoxysilane 3-4, Union carbide A-162 2-3, auxiliary agent 6-8;
Described auxiliary agent is made by the raw material of following weight part: montmorillonite 12-14, Sodium hexametaphosphate 99 1-2, silane resin acceptor kh-550 1-2, TiB2 2-3, brown alundum powder 2-3, Sodium Selenite 1-2, molybdic oxide 1-2, bauxitic clay 2-3, hard acid acid zinc 1-2, tributyl citrate 1-3, wintergreen oil 0.1-0.2; Preparation method sends into montmorillonite in calcining furnace and calcine 3-4 hour at 700-730 ℃, take out, send in 10-15% hydrochloric acid and soak 1-2 hour, filter to obtain filter residue, with clear water, wash, dry, be ground into 200-250 order powder, then the powder of drying is mixed with Sodium hexametaphosphate 99, silane resin acceptor kh-550, TiB2, grind 1-2 hour, add other remaining component, mixed grinding 1-2 hour, obtains again.
2. city rail cable insulating material according to claim 1, is characterized in that, by following concrete steps, is made:
(1) EPDM, Low Density Polyethylene, polyethylene wax are heated to molten state, add stearic acid, tributyl citrate, zinc oxide, vinyltriethoxysilane, ethyl propenoate, vinyl acetate, siliceous shale powder, auxiliary agent, stir and mediate 15-25 minute, send into twin screw extruder granulation, obtain A material;
(2) by all the other remaining component heating mixed meltings, stir 6-10 minute, send on twin screw extruder and melt extrude granulation, obtain B material;
(3) after A, B material is mixed, on twin screw extruder, melt extrude granulation, obtain.
CN201310664971.1A 2013-12-10 2013-12-10 Insulation material for urban rail-used cable and preparation method thereof Pending CN103724762A (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105061874A (en) * 2015-08-05 2015-11-18 安徽电信器材贸易工业有限责任公司 Low energy consumption cable material for large power and preparation method thereof
CN106633453A (en) * 2016-11-16 2017-05-10 成都市创斯德机电设备有限公司 Cross-linked smokeless flame-retardant cable material and preparation method thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000053815A (en) * 1998-08-12 2000-02-22 Furukawa Electric Co Ltd:The Electrical insulating resin composition and electric wire and cable using the composition
CN1465616A (en) * 2002-06-21 2004-01-07 中国科学院化学研究所 Magnetsium hydroxide halogen-free polythene flame redardant composite material
CN102682870A (en) * 2012-03-05 2012-09-19 安徽江淮电缆集团有限公司 Ethylene-propylene rubber insulating mouse-proof insect-proof low-smoke halogen-free flame-retardant direct-current high-voltage cable insulating material used for rail traffic
CN103012941A (en) * 2012-09-29 2013-04-03 深圳市沃尔核材股份有限公司 Non-crosslinking halogen-free flame-retardant cable insulating material or sheath material and preparation method thereof
CN103012940A (en) * 2012-09-29 2013-04-03 深圳市沃尔核材股份有限公司 High temperature self-crosslinking halogen-free flame retardant cable insulation material or sheath material and method for preparing high temperature self-crosslinking halogen-free flame retardant cable insulation material or sheath material
CN103205051A (en) * 2013-03-18 2013-07-17 中利科技集团股份有限公司 Low-smoke zero-halogen flame-retardant silane crosslinking polyolefin and preparation method thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000053815A (en) * 1998-08-12 2000-02-22 Furukawa Electric Co Ltd:The Electrical insulating resin composition and electric wire and cable using the composition
CN1465616A (en) * 2002-06-21 2004-01-07 中国科学院化学研究所 Magnetsium hydroxide halogen-free polythene flame redardant composite material
CN102682870A (en) * 2012-03-05 2012-09-19 安徽江淮电缆集团有限公司 Ethylene-propylene rubber insulating mouse-proof insect-proof low-smoke halogen-free flame-retardant direct-current high-voltage cable insulating material used for rail traffic
CN103012941A (en) * 2012-09-29 2013-04-03 深圳市沃尔核材股份有限公司 Non-crosslinking halogen-free flame-retardant cable insulating material or sheath material and preparation method thereof
CN103012940A (en) * 2012-09-29 2013-04-03 深圳市沃尔核材股份有限公司 High temperature self-crosslinking halogen-free flame retardant cable insulation material or sheath material and method for preparing high temperature self-crosslinking halogen-free flame retardant cable insulation material or sheath material
CN103205051A (en) * 2013-03-18 2013-07-17 中利科技集团股份有限公司 Low-smoke zero-halogen flame-retardant silane crosslinking polyolefin and preparation method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105061874A (en) * 2015-08-05 2015-11-18 安徽电信器材贸易工业有限责任公司 Low energy consumption cable material for large power and preparation method thereof
CN106633453A (en) * 2016-11-16 2017-05-10 成都市创斯德机电设备有限公司 Cross-linked smokeless flame-retardant cable material and preparation method thereof

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Application publication date: 20140416

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