CN104804293A - Locomotive fatigue resistant cable material and preparation method thereof - Google Patents
Locomotive fatigue resistant cable material and preparation method thereof Download PDFInfo
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- CN104804293A CN104804293A CN201510155179.2A CN201510155179A CN104804293A CN 104804293 A CN104804293 A CN 104804293A CN 201510155179 A CN201510155179 A CN 201510155179A CN 104804293 A CN104804293 A CN 104804293A
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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
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C08L23/0853—Vinylacetate
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- 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
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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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- 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
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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
- 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
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- Health & Medical Sciences (AREA)
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- Spectroscopy & Molecular Physics (AREA)
- Compositions Of Macromolecular Compounds (AREA)
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Abstract
The invention discloses a locomotive fatigue resistant cable material and a preparation method thereof. The locomotive fatigue resistant cable material is prepared from the following raw materials in parts by weight: 45-65 parts of ethylene-vinyl acetate copolymer, 23-41 parts of polyformaldehyde, 12-24 parts of polyimide, 4.5-6 parts of TGIC, 3-5 parts of 3,3-trifluoropropyl-methylsilicone oil, 2-3 parts of calcium stearate, 1-2 parts of barium stearate, 5-7 parts of magnesium hydrogen phosphate, 18-26 parts of organobentonite, 14-18 parts of tetraethylene glycol diheptylate, 10-15 parts of spinel whisker, 12-17 parts of DCHP, 1.5-2 parts of N,N'-Bis(1-methylpropyl)-1,4-phenylenediamine and 13-21 parts of a composite flame retardant. The prepared cable material is high in strength, good in tenacity and is highly impact resistant and fatigue resistant, can be repeatedly bent for 50-100 thousand times without cracking, is good in ageing resistance, heat resistance and chemical corrosion resistance, and meets the demand of high performance of locomotive cables.
Description
Technical field
The present invention relates to a kind of CABLE MATERIALS, be specifically related to a kind of rail vehicles antifatigue CABLE MATERIALS and preparation method thereof.
Background technology
Along with developing rapidly of economy, electric wire is widely used in rail vehicles industry.The frequent generation of rail vehicles electrical fire accident in recent years, the fire-retardant problem of electric wire causes the attention of countries in the world gradually.Discharge a large amount of smog and poisonous, that corrosive gas seriously hampers people safe escape and fire-fighting work during cable fire, make lives and properties suffer heavy losses.Simultaneously rail vehicles CABLE MATERIALS in the market also ubiquity the shortcoming of antifatigue difference, cause its work-ing life short, cannot meet the need of market.Therefore, be badly in need of changing traditional railway cable for rolling stock material formula, develop a kind of brand-new rail vehicles CABLE MATERIALS, to improve the resistance to fatigue of wire and cable for railway rolling stock.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, a kind of rail vehicles antifatigue CABLE MATERIALS and preparation method thereof is provided.
For achieving the above object, the present invention adopts following technical scheme:
A kind of rail vehicles antifatigue CABLE MATERIALS, be made up of the raw material of following weight part: ethylene-vinyl acetate copolymer 45-65, polyoxymethylene 23-41, polyimide 12-24, isocyanuric acid three-glycidyl ester 4.5-6, trifluoro propyl methyl-silicone oil 3-5, calcium stearate 2-3, barium stearate 1-2, secondary magnesium phosphate 5-7, organobentonite 18-26, tetraethylene glycol bis-enanthate 14-18, spinel whisker 10-15, dicyclohexyl phthalate 12-17, N, N'-di-sec-butyl-p-phenyl enediamine 1.5-2, composite flame-retardant agent 13-21;
The preparation method of described composite flame-retardant agent is as follows:
(1) ratio of 4-5:2-3:1 takes colemanite, polynite and magnesium molybdate in mass ratio, mixes, and pulverizes, and crosses 80-120 mesh sieve, then 500-600r/min ball milling 1-2h;
(2) stirring that added water by the powder that above-mentioned ball milling obtains is mixed with the suspension that concentration is 40-50g/L, then adds the 1mol/L AlCl of certain volume
3solution, makes AlCl
3the mass ratio of the powder obtained with step (1) ball milling is 1:1-2; Ultrasonic disperse 10-15min, then heating in water bath is to 70-80 DEG C, stirring and ultrasonic while dropping 2mol/L sodium hydroxide solution, until solution PH=8-9, stop dripping, constant temperature stirs 1-2h, filters, and dries, grinding, crosses 100-150 mesh sieve, obtains the powder of aluminium hydroxide once coated process;
(3) ratio of 7-10:7-10:2-3:1-1.5 takes zinc sulfate, borax, polyacrylamide, zinc oxide in molar ratio, get the deionized water that zinc sulfate adds 5-10 times amount, the powder that the step (2) that is equivalent to solution weight 40-50% is obtained is added again after stirring, 300-500r/min disperses 0.5-1h, then borax, zinc oxide, polyacrylamide is added, stirring is warming up to 90-100 DEG C, and keep reaction system PH=5-6, insulation reaction 6-8h, filter, dry, obtain the powder of the coated process of zinc borate secondary;
(4) diethyl phthalate, the lanolin of 3-6%, the avocado polyoxyethylene oleic acid ester of 2-3%, the di-n-butyl phosphite of 1-2% of 5-10% is added in the powder that above-mentioned steps (3) is obtained, 1500-2000r/min high speed dispersion 5-10min, dry, grinding, crosses 100-150 mesh sieve.
Above-mentioned composite flame-retardant agent is first by colemanite, polynite and magnesium molybdate three kinds of inorganicss are mixed and made into powder, and then successively at mixed powder Surface coating aluminium hydroxide, zinc borate, finally use diethyl phthalate, lanolin, avocado polyoxyethylene oleic acid ester, di-n-butyl phosphite carries out surface modification to coated powder, improve the consistency of coated powder and high molecular polymer, the method achieve colemanite, polynite, magnesium molybdate, aluminium hydroxide and this several inorganic combustion inhibitor of zinc borate chemically composited, the cooperative flame retardant farthest playing above-mentioned inorganic component presses down cigarette effect, significantly improve the flame retardant effect of composite inorganic fire retardant.
The preparation method of rail vehicles antifatigue CABLE MATERIALS of the present invention, comprises the following steps:
(1) ethylene-vinyl acetate copolymer, isocyanuric acid three-glycidyl ester, calcium stearate, organobentonite, tetraethylene glycol bis-enanthate are joined high-speed mixer high speed and stir, when temperature of charge reaches 90-110 DEG C, material is put into cold mixer stirring at low speed, the discharging when material is cooled to 50-60 DEG C; Obtain compound A;
(2) polyoxymethylene, polyimide, barium stearate, secondary magnesium phosphate, dicyclohexyl phthalate are joined high-speed mixer high speed and stir, when temperature of charge reaches 85-105 DEG C, material is put into cold mixer stirring at low speed, the discharging when material is cooled to 45-55 DEG C; Obtain compound B;
(3) above-mentioned obtained compound A, compound B and remaining raw material are together joined blowing after high-speed mixer high speed mixing 2-5min, then proceed to twin screw extruder extruding pelletization, get product after pellet drying, screening, packaging.
Beneficial effect of the present invention:
The CABLE MATERIALS intensity that the present invention obtains is high, good toughness, high impact-resistant, fatigue performance is strong, and bending 5-10 ten thousand times, can not ftracture repeatedly, and there is good ageing resistance, thermotolerance and chemical resistance, the performance requriements of wire and cable for railway rolling stock can be fitted.
Embodiment
A kind of rail vehicles antifatigue CABLE MATERIALS, be made up of the raw material of following weight (kg): ethylene-vinyl acetate copolymer 56, polyoxymethylene 35, polyimide 18, isocyanuric acid three-glycidyl ester 5.5, trifluoro propyl methyl-silicone oil 4, calcium stearate 2.5, barium stearate 1.5, secondary magnesium phosphate 6, organobentonite 22, tetraethylene glycol bis-enanthate 16, spinel whisker 12, dicyclohexyl phthalate 15, N, N'-di-sec-butyl-p-phenyl enediamine 1.5, composite flame-retardant agent 16;
The preparation method of described composite flame-retardant agent is as follows:
(1) ratio of 5:3:1 takes colemanite, polynite and magnesium molybdate in mass ratio, mixes, and pulverizes, and crosses 100 mesh sieves, then 600r/min ball milling 1h;
(2) stirring that added water by the powder that above-mentioned ball milling obtains is mixed with the suspension that concentration is 45g/L, then adds the 1mol/L AlCl of certain volume
3solution, makes AlCl
3the mass ratio of the powder obtained with step (1) ball milling is 1:1; Ultrasonic disperse 12min, then heating in water bath to 75 DEG C, stirring and ultrasonic while dropping 2mol/L sodium hydroxide solution, until solution PH=8, stop dripping, constant temperature stirs 1h, filters, and dries, grinding, crosses 150 mesh sieves, obtains the powder of aluminium hydroxide once coated process;
(3) ratio of 9:8:3:1.5 takes zinc sulfate, borax, polyacrylamide, zinc oxide in molar ratio, get the deionized water that zinc sulfate adds 8 times amount, add the powder that the step (2) that is equivalent to solution weight 50% is obtained after stirring again, 300r/min disperses 1h, then adds borax, zinc oxide, polyacrylamide, stirring is warming up to 95 DEG C, and keep reaction system PH=6, insulation reaction 7h, filter, dry, obtain the powder of the coated process of zinc borate secondary;
(4) diethyl phthalate of 6%, lanolin, the avocado polyoxyethylene oleic acid ester of 2%, the di-n-butyl phosphite of 1% of 4% is added in the powder that above-mentioned steps (3) is obtained, 1500r/min high speed dispersion 7min, dry, grinding, cross 150 mesh sieves.
A preparation method for rail vehicles antifatigue CABLE MATERIALS, comprises the following steps:
(1) ethylene-vinyl acetate copolymer, isocyanuric acid three-glycidyl ester, calcium stearate, organobentonite, tetraethylene glycol bis-enanthate are joined high-speed mixer high speed and stir, when temperature of charge reaches 90-110 DEG C, material is put into cold mixer stirring at low speed, the discharging when material is cooled to 50-60 DEG C; Obtain compound A;
(2) polyoxymethylene, polyimide, barium stearate, secondary magnesium phosphate, dicyclohexyl phthalate are joined high-speed mixer high speed and stir, when temperature of charge reaches 85-105 DEG C, material is put into cold mixer stirring at low speed, the discharging when material is cooled to 45-55 DEG C; Obtain compound B;
(3) above-mentioned obtained compound A, compound B and remaining raw material are together joined blowing after high-speed mixer high speed mixing 2-5min, then proceed to twin screw extruder extruding pelletization, get product after pellet drying, screening, packaging.
The performance test results of above-mentioned obtained CABLE MATERIALS is as follows:
Claims (2)
1. a rail vehicles antifatigue CABLE MATERIALS, it is characterized in that, be made up of the raw material of following weight part: ethylene-vinyl acetate copolymer 45-65, polyoxymethylene 23-41, polyimide 12-24, isocyanuric acid three-glycidyl ester 4.5-6, trifluoro propyl methyl-silicone oil 3-5, calcium stearate 2-3, barium stearate 1-2, secondary magnesium phosphate 5-7, organobentonite 18-26, tetraethylene glycol bis-enanthate 14-18, spinel whisker 10-15, dicyclohexyl phthalate 12-17, N, N'-di-sec-butyl-p-phenyl enediamine 1.5-2, composite flame-retardant agent 13-21;
The preparation method of described composite flame-retardant agent is as follows:
(1) ratio of 4-5:2-3:1 takes colemanite, polynite and magnesium molybdate in mass ratio, mixes, and pulverizes, and crosses 80-120 mesh sieve, then 500-600r/min ball milling 1-2h;
(2) stirring that added water by the powder that above-mentioned ball milling obtains is mixed with the suspension that concentration is 40-50g/L, then adds the 1mol/L AlCl of certain volume
3solution, makes AlCl
3the mass ratio of the powder obtained with step (1) ball milling is 1:1-2; Ultrasonic disperse 10-15min, then heating in water bath is to 70-80 DEG C, stirring and ultrasonic while dropping 2mol/L sodium hydroxide solution, until solution PH=8-9, stop dripping, constant temperature stirs 1-2h, filters, and dries, grinding, crosses 100-150 mesh sieve, obtains the powder of aluminium hydroxide once coated process;
(3) ratio of 7-10:7-10:2-3:1-1.5 takes zinc sulfate, borax, polyacrylamide, zinc oxide in molar ratio, get the deionized water that zinc sulfate adds 5-10 times amount, the powder that the step (2) that is equivalent to solution weight 40-50% is obtained is added again after stirring, 300-500r/min disperses 0.5-1h, then borax, zinc oxide, polyacrylamide is added, stirring is warming up to 90-100 DEG C, and keep reaction system PH=5-6, insulation reaction 6-8h, filter, dry, obtain the powder of the coated process of zinc borate secondary;
(4) diethyl phthalate, the lanolin of 3-6%, the avocado polyoxyethylene oleic acid ester of 2-3%, the di-n-butyl phosphite of 1-2% of 5-10% is added in the powder that above-mentioned steps (3) is obtained, 1500-2000r/min high speed dispersion 5-10min, dry, grinding, cross 100-150 mesh sieve.
2. the preparation method of rail vehicles antifatigue CABLE MATERIALS according to claim 1, is characterized in that, comprise the following steps:
(1) ethylene-vinyl acetate copolymer, isocyanuric acid three-glycidyl ester, calcium stearate, organobentonite, tetraethylene glycol bis-enanthate are joined high-speed mixer high speed and stir, when temperature of charge reaches 90-110 DEG C, material is put into cold mixer stirring at low speed, the discharging when material is cooled to 50-60 DEG C; Obtain compound A;
(2) polyoxymethylene, polyimide, barium stearate, secondary magnesium phosphate, dicyclohexyl phthalate are joined high-speed mixer high speed and stir, when temperature of charge reaches 85-105 DEG C, material is put into cold mixer stirring at low speed, the discharging when material is cooled to 45-55 DEG C; Obtain compound B;
(3) above-mentioned obtained compound A, compound B and remaining raw material are together joined blowing after high-speed mixer high speed mixing 2-5min, then proceed to twin screw extruder extruding pelletization, get product after pellet drying, screening, packaging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510155179.2A CN104804293A (en) | 2015-04-02 | 2015-04-02 | Locomotive fatigue resistant cable material and preparation method thereof |
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| CN201510155179.2A CN104804293A (en) | 2015-04-02 | 2015-04-02 | Locomotive fatigue resistant cable material and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105482236A (en) * | 2015-12-15 | 2016-04-13 | 中冠电缆有限公司 | Cable material for railway locomotive vehicle |
| CN106188817A (en) * | 2016-08-22 | 2016-12-07 | 安徽春辉仪表线缆集团有限公司 | A kind of photovoltaic generating system salt fog resistance of resistance to ozone CABLE MATERIALS and preparation method thereof |
| CN106188818A (en) * | 2016-08-22 | 2016-12-07 | 安徽春辉仪表线缆集团有限公司 | A kind of D.C. high voltage transmission high dielectric strength EVA CABLE MATERIALS and preparation method thereof |
| CN106220987A (en) * | 2016-08-22 | 2016-12-14 | 安徽春辉仪表线缆集团有限公司 | A kind of car oil pump oil-resistant high-temperature EVA CABLE MATERIALS and preparation method thereof |
| CN106243477A (en) * | 2016-08-22 | 2016-12-21 | 安徽春辉仪表线缆集团有限公司 | A kind of dawsonite compounds zinc fluoroborate fire-retardant EVA CABLE MATERIALS and preparation method thereof |
| CN106279957A (en) * | 2016-08-22 | 2017-01-04 | 安徽春辉仪表线缆集团有限公司 | A kind of EVA CABLE MATERIALS containing hemp-fibred plaster and preparation method thereof |
| CN108707333A (en) * | 2018-05-31 | 2018-10-26 | 芜湖卓越线束系统有限公司 | A kind of new-energy automobile high-low temperature resistant wire harness sheath material and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102030978A (en) * | 2010-11-26 | 2011-04-27 | 中国蓝星（集团）股份有限公司 | Halogen-free flame retardant polyphenylene oxide polyphenyl ether (PPE) cable material composition and preparation method thereof |
| CN104403181A (en) * | 2013-12-19 | 2015-03-11 | 惠州乐庭电子线缆有限公司 | Low-smoke halogen-free high-flame-retardant crosslinked polyethylene wire and cable material and preparation method thereof |
-
2015
- 2015-04-02 CN CN201510155179.2A patent/CN104804293A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102030978A (en) * | 2010-11-26 | 2011-04-27 | 中国蓝星（集团）股份有限公司 | Halogen-free flame retardant polyphenylene oxide polyphenyl ether (PPE) cable material composition and preparation method thereof |
| CN104403181A (en) * | 2013-12-19 | 2015-03-11 | 惠州乐庭电子线缆有限公司 | Low-smoke halogen-free high-flame-retardant crosslinked polyethylene wire and cable material and preparation method thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105482236A (en) * | 2015-12-15 | 2016-04-13 | 中冠电缆有限公司 | Cable material for railway locomotive vehicle |
| CN106188817A (en) * | 2016-08-22 | 2016-12-07 | 安徽春辉仪表线缆集团有限公司 | A kind of photovoltaic generating system salt fog resistance of resistance to ozone CABLE MATERIALS and preparation method thereof |
| CN106188818A (en) * | 2016-08-22 | 2016-12-07 | 安徽春辉仪表线缆集团有限公司 | A kind of D.C. high voltage transmission high dielectric strength EVA CABLE MATERIALS and preparation method thereof |
| CN106220987A (en) * | 2016-08-22 | 2016-12-14 | 安徽春辉仪表线缆集团有限公司 | A kind of car oil pump oil-resistant high-temperature EVA CABLE MATERIALS and preparation method thereof |
| CN106243477A (en) * | 2016-08-22 | 2016-12-21 | 安徽春辉仪表线缆集团有限公司 | A kind of dawsonite compounds zinc fluoroborate fire-retardant EVA CABLE MATERIALS and preparation method thereof |
| CN106279957A (en) * | 2016-08-22 | 2017-01-04 | 安徽春辉仪表线缆集团有限公司 | A kind of EVA CABLE MATERIALS containing hemp-fibred plaster and preparation method thereof |
| CN108707333A (en) * | 2018-05-31 | 2018-10-26 | 芜湖卓越线束系统有限公司 | A kind of new-energy automobile high-low temperature resistant wire harness sheath material and preparation method thereof |
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