CN107446360A - A kind of electric wire fire retardant jacket layer material - Google Patents

A kind of electric wire fire retardant jacket layer material Download PDF

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Publication number
CN107446360A
CN107446360A CN201710636405.8A CN201710636405A CN107446360A CN 107446360 A CN107446360 A CN 107446360A CN 201710636405 A CN201710636405 A CN 201710636405A CN 107446360 A CN107446360 A CN 107446360A
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CN
China
Prior art keywords
parts
magnesium hydroxide
electric wire
fire retardant
jacket layer
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Application number
CN201710636405.8A
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Chinese (zh)
Inventor
赵家玉
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Tongling Special Cable Co Ltd
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Tongling Special Cable Co Ltd
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Priority to CN201710636405.8A priority Critical patent/CN107446360A/en
Publication of CN107446360A publication Critical patent/CN107446360A/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
    • C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
    • C08L83/04—Polysiloxanes
    • C08L83/08—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
    • C08L61/04—Condensation polymers of aldehydes or ketones with phenols only
    • C08L61/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
    • 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
    • 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
    • H01B3/36—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 condensation products of phenols with aldehydes or ketones
    • 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
    • C08K2003/2217—Oxides; Hydroxides of metals of magnesium
    • C08K2003/2224—Magnesium hydroxide
    • 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
    • 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
    • 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
    • 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

Abstract

The invention discloses a kind of electric wire fire retardant jacket layer material, its raw material includes by weight：80 90 parts of base material, 15 30 parts of magnesium hydroxide compound, 40 50 parts of diatomite, 4 10 parts of expanded perlite, 24 parts of yittrium oxide, 24 parts of winnofil, 25 parts of plasticizer, 0.1 0.6 parts of magnesia, 12 parts of calcium silicates, 12 parts of alkylated diphenylamine, 12 parts of ultraviolet absorber, 13 parts of vulcanizing agent, 13 parts of maleic anhydride.Electric wire proposed by the present invention fire retardant jacket layer material, reasonable mixture ratio, raw material are easy to get, and have heat-resisting quantity, there is certain anti-flammability simultaneously, low-smoke and flame retardant, avoid core temperature too high and trigger security incident, tensile strength is high, and using effect is obvious, ensure that the reasonable employment of power cable.

Description

A kind of electric wire fire retardant jacket layer material
Technical field
The present invention relates to sheath technical field, more particularly to a kind of electric wire fire retardant jacket layer material.
Background technology
With developing rapidly for economy, electric wire is widely used in industry-by-industry, field, with electric The frequent generation of fire incident, the fire-retardant problem of electric wire gradually cause the attention of countries in the world, discharge during cable fire A large amount of smog and poisonous, corrosive gas are hazards in fire, hamper in a fire people safe escape and Fire-fighting work, make lives and properties by heavy losses, while with the development of communication career, auto industry and computer industry, Many occasions such as wire particularly peculiar to vessel, line for cars, high temperature instrument cable, oil drilling platform cable, the resistance of electric wire Combustion problem is increasingly taken seriously, and often fire-retardant filler is added in the protective cover material of electric wire at present, although fire resistance Enhancing, but stretch slight reduce substantially, it would be highly desirable to solve.
The content of the invention
Based on technical problem existing for background technology, the present invention proposes a kind of electric wire fire retardant jacket layer material, Reasonable mixture ratio, raw material are easy to get, and have heat-resisting quantity, while have certain anti-flammability, low-smoke and flame retardant, avoid core temperature too high And triggering security incident, tensile strength is high, and using effect is obvious, ensure that the reasonable employment of power cable.
A kind of electric wire fire retardant jacket layer material proposed by the present invention, its raw material include by weight：Base material 80-90 Part, magnesium hydroxide compound 15-30 parts, diatomite 40-50 parts, expanded perlite 4-10 parts, yittrium oxide 2-4 parts, precipitate carbonic acid Calcium 2-4 parts, plasticizer 2-5 parts, magnesia 0.1-0.6 parts, calcium silicates 1-2 parts, alkylated diphenylamine 1-2 parts, uvioresistant absorb Agent 1-2 parts, vulcanizing agent 1-3 parts, maleic anhydride 1-3 parts.
Preferably, magnesium hydroxide compound is prepared using following technique：Magnesium hydroxide, starch, stearic acid, water are mixed equal Even, it is 7.6-8.2 to add sodium hydroxide regulation system pH value, adds glutaric acid, heating stirring, is with hydrochloric acid regulation system pH value 5.5-6, filter, washing, be dried to obtain magnesium hydroxide compound.
Preferably, magnesium hydroxide compound is prepared using following technique：Magnesium hydroxide, starch, stearic acid, water are mixed equal Even, it is 7.6-8.2 to add sodium hydroxide regulation system pH value, adds glutaric acid, is warming up to 135-145 DEG C of stirring 1-2h, uses salt Sour regulation system pH value is 5.5-6, is filtered, and washing, is dried to obtain magnesium hydroxide compound.
Preferably, magnesium hydroxide compound is prepared using following technique：By weight by 15-35 parts magnesium hydroxide, 5-15 Part starch, 1-3 parts stearic acid, 100-140 part water are well mixed, and it is 7.6-8.2 to add sodium hydroxide regulation system pH value, are added 2-4 part glutaric acids, 135-145 DEG C of stirring 1-2h is warming up to, is 5.5-6 with hydrochloric acid regulation system pH value, filters, wash, dry Obtain magnesium hydroxide compound.
Preferably, base material includes by weight：Nitrile silicone rubber 30-50 parts, phenolic resin 15-30 parts, polyvinyl chloride 10-18 Part.
Preferably, plasticizer includes by weight：Laruyl alcohol sodium sulfovinate 0.2-0.6 parts, disproportionated rosin 1-3 parts, hydroxyl Silicone oil 1-2 parts.
The reasonable raw material proportioning of the present invention, raw material are easy to get, and have heat-resisting quantity, while have certain anti-flammability, low cigarette It is fire-retardant, avoid core temperature too high and trigger security incident, tensile strength is high, and using effect is obvious, ensure that power cable Reasonable employment.
The present invention is acted on using nitrile silicone rubber, phenolic resin, polyvinyl chloride as base material, cooperation magnesium hydroxide compound, After crosslinking curing, fire resistance is fabulous, and can ensure product tensile strength, and mechanical property is fabulous；Answered in magnesium hydroxide In compound, magnesium hydroxide and starch complex, dissolve and be dispersed in water under stearic cooperation, add penta 2 in the basic conditions Acid, the part hydrogen bond between starch molecule is destroyed, starch molecule is formed three-dimensional net structure each other in magnesium hydroxide, no The flame retardant effect of magnesium hydroxide can only be ensured, and add in base material and coordinate, tensile strength is high；And magnesium hydroxide compound and silicon Diatomaceous earth, expanded perlite, yittrium oxide, winnofil dispersion effect are good, can effectively reduce caking, caking property is good, crosslinking curing Density is high afterwards, is compounded with laruyl alcohol sodium sulfovinate, disproportionated rosin, hydroxy silicon oil, extrusion processing characteristics is good, and storeroom can be formed surely Fixed combination, further enhance mechanical property and fire resistance of the present invention.
Embodiment
Below, technical scheme is described in detail by specific embodiment.
Embodiment 1
A kind of electric wire fire retardant jacket layer material, its raw material include by weight：80 parts of base material, magnesium hydroxide is compound 30 parts of thing, 40 parts of diatomite, 10 parts of expanded perlite, 2 parts of yittrium oxide, 4 parts of winnofil, 2 parts of plasticizer, magnesia 0.6 Part, 1 part of calcium silicates, 2 parts of alkylated diphenylamine, 1 part of ultraviolet absorber, 3 parts of vulcanizing agent, 1 part of maleic anhydride.
Embodiment 2
A kind of electric wire fire retardant jacket layer material, its raw material include by weight：90 parts of base material, magnesium hydroxide is compound 15 parts of thing, 50 parts of diatomite, 4 parts of expanded perlite, 4 parts of yittrium oxide, 2 parts of winnofil, 5 parts of plasticizer, magnesia 0.1 Part, 2 parts of calcium silicates, 1 part of alkylated diphenylamine, 2 parts of ultraviolet absorber, 1 part of vulcanizing agent, 3 parts of maleic anhydride.
Magnesium hydroxide compound is prepared using following technique：Magnesium hydroxide, starch, stearic acid, water are well mixed, added Sodium hydroxide regulation system pH value is 7.6-8.2, adds glutaric acid, and heating stirring, is 5.5-6 with hydrochloric acid regulation system pH value, Filtering, washing, is dried to obtain magnesium hydroxide compound.
Embodiment 3
A kind of electric wire fire retardant jacket layer material, its raw material include by weight：82 parts of base material, magnesium hydroxide is compound 26 parts of thing, 42 parts of diatomite, 8 parts of expanded perlite, 2.5 parts of yittrium oxide, 3.5 parts of winnofil, 3 parts of plasticizer, magnesia 0.4 part, 1.2 parts of calcium silicates, 1.8 parts of alkylated diphenylamine, 1.2 parts of ultraviolet absorber, 2.5 parts of vulcanizing agent, maleic anhydride 1.5 Part.
Base material includes by weight：30 parts of nitrile silicone rubber, 30 parts of phenolic resin, 10 parts of polyvinyl chloride.Plasticizer is by weight Part includes：0.6 part of laruyl alcohol sodium sulfovinate, 1 part of disproportionated rosin, 2 parts of hydroxy silicon oil.
Magnesium hydroxide compound is prepared using following technique：Magnesium hydroxide, starch, stearic acid, water are well mixed, added Sodium hydroxide regulation system pH value is 7.6-8.2, adds glutaric acid, 140 DEG C of stirring 1.5h is warming up to, with hydrochloric acid regulation system pH It is worth for 5.5-6, filters, washing, is dried to obtain magnesium hydroxide compound.
Embodiment 4
A kind of electric wire fire retardant jacket layer material, its raw material include by weight：88 parts of base material, magnesium hydroxide is compound 18 parts of thing, 48 parts of diatomite, 6 parts of expanded perlite, 3.5 parts of yittrium oxide, 2.5 parts of winnofil, 4 parts of plasticizer, magnesia 0.2 part, 1.8 parts of calcium silicates, 1.2 parts of alkylated diphenylamine, 1.8 parts of ultraviolet absorber, 1.5 parts of vulcanizing agent, maleic anhydride 2.5 Part.
Base material includes by weight：50 parts of nitrile silicone rubber, 15 parts of phenolic resin, 18 parts of polyvinyl chloride.Plasticizer is by weight Part includes：0.2 part of laruyl alcohol sodium sulfovinate, 3 parts of disproportionated rosin, 1 part of hydroxy silicon oil.
Magnesia compound is prepared using following technique：By weight by 15 parts of magnesium hydroxides, 15 parts of starch, 1 part of tristearin Acid, 140 parts of water are well mixed, and it is 7.6-8.2 to add sodium hydroxide regulation system pH value, are added 2 parts of glutaric acids, are warming up to 145 DEG C stirring 1h, be 5.5-6 with hydrochloric acid regulation system pH value, filter, washing, be dried to obtain magnesium hydroxide compound.
Embodiment 5
A kind of electric wire fire retardant jacket layer material, its raw material include by weight：85 parts of base material, magnesium hydroxide is compound 22 parts of thing, 45 parts of diatomite, 7 parts of expanded perlite, 3 parts of yittrium oxide, 3 parts of winnofil, 3.5 parts of plasticizer, magnesia 0.3 Part, 1.5 parts of calcium silicates, 1.5 parts of alkylated diphenylamine, 1.5 parts of ultraviolet absorber, 2 parts of vulcanizing agent, 2 parts of maleic anhydride.
Base material includes by weight：40 parts of nitrile silicone rubber, 22 parts of phenolic resin, 14 parts of polyvinyl chloride.Plasticizer is by weight Part includes：0.4 part of laruyl alcohol sodium sulfovinate, 2 parts of disproportionated rosin, 1.5 parts of hydroxy silicon oil.
Magnesia compound is prepared using following technique：By weight by 35 parts of magnesium hydroxides, 5 parts of starch, 3 parts of tristearin Acid, 100 parts of water are well mixed, and it is 7.6-8.2 to add sodium hydroxide regulation system pH value, are added 4 parts of glutaric acids, are warming up to 135 DEG C stirring 2h, be 5.5-6 with hydrochloric acid regulation system pH value, filter, washing, be dried to obtain magnesium hydroxide compound.
The gained electric wire of the embodiment of the present invention 5 is more than 1011 with the volume resistance (Ω cm) of fire retardant jacket layer material, Anti-flammability is UL94VO levels, tensile strength 985N/mm2。
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto, Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.

Claims (6)

1. a kind of electric wire fire retardant jacket layer material, it is characterised in that its raw material includes by weight：Base material 80-90 parts, Magnesium hydroxide compound 15-30 parts, diatomite 40-50 parts, expanded perlite 4-10 parts, yittrium oxide 2-4 parts, winnofil 2- 4 parts, plasticizer 2-5 parts, magnesia 0.1-0.6 parts, calcium silicates 1-2 parts, alkylated diphenylamine 1-2 parts, ultraviolet absorber 1-2 Part, vulcanizing agent 1-3 parts, maleic anhydride 1-3 parts.
2. electric wire fire retardant jacket layer material according to claim 1, it is characterised in that magnesium hydroxide compound uses It is prepared by following technique：Magnesium hydroxide, starch, stearic acid, water are well mixed, it is 7.6- to add sodium hydroxide regulation system pH value 8.2, glutaric acid is added, heating stirring, is 5.5-6 with hydrochloric acid regulation system pH value, is filtered, and washing, is dried to obtain magnesium hydroxide Compound.
3. electric wire according to claim 1 or claim 2 fire retardant jacket layer material, it is characterised in that magnesium hydroxide compound Prepared using following technique：Magnesium hydroxide, starch, stearic acid, water are well mixed, adding sodium hydroxide regulation system pH value is 7.6-8.2, glutaric acid is added, be warming up to 135-145 DEG C of stirring 1-2h, be 5.5-6 with hydrochloric acid regulation system pH value, filtering, wash Wash, be dried to obtain magnesium hydroxide compound.
4. according to any one of claim 1-3 electric wire fire retardant jacket layer materials, it is characterised in that magnesium hydroxide is multiple Compound is prepared using following technique：By weight by 15-35 parts magnesium hydroxide, 5-15 parts starch, 1-3 parts stearic acid, 100-140 Part water is well mixed, and it is 7.6-8.2 to add sodium hydroxide regulation system pH value, is added 2-4 part glutaric acids, is warming up to 135-145 DEG C stirring 1-2h, be 5.5-6 with hydrochloric acid regulation system pH value, filter, washing, be dried to obtain magnesium hydroxide compound.
5. according to any one of claim 1-4 electric wire fire retardant jacket layer materials, it is characterised in that base material is by weight Part includes：Nitrile silicone rubber 30-50 parts, phenolic resin 15-30 parts, polyvinyl chloride 10-18 parts.
6. according to any one of claim 1-5 electric wire fire retardant jacket layer materials, it is characterised in that plasticizer is by weight Amount part includes：Laruyl alcohol sodium sulfovinate 0.2-0.6 parts, disproportionated rosin 1-3 parts, hydroxy silicon oil 1-2 parts.
CN201710636405.8A 2017-07-31 2017-07-31 A kind of electric wire fire retardant jacket layer material Withdrawn CN107446360A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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JP2016001560A (en) * 2014-06-12 2016-01-07 株式会社オートネットワーク技術研究所 Insulated wire
CN106366373A (en) * 2016-08-31 2017-02-01 国网河南省电力公司南阳供电公司 Wear-resisting anti-aging power cable sheath material and preparation method thereof
CN106380890A (en) * 2016-08-29 2017-02-08 张亭 Power cable sheath

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101033261A (en) * 2006-03-10 2007-09-12 四平帝达变性淀粉有限公司 Method of preparing acetylated distarch adipate
JP2016001560A (en) * 2014-06-12 2016-01-07 株式会社オートネットワーク技術研究所 Insulated wire
CN106380890A (en) * 2016-08-29 2017-02-08 张亭 Power cable sheath
CN106366373A (en) * 2016-08-31 2017-02-01 国网河南省电力公司南阳供电公司 Wear-resisting anti-aging power cable sheath material and preparation method thereof

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
姬连敏: "硬脂酸湿法表面改性氢氧化镁阻燃剂的研究", 《无机盐工业》 *
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