CN107474551A - A kind of high temperature-resistant cable and preparation method thereof - Google Patents

A kind of high temperature-resistant cable and preparation method thereof Download PDF

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CN107474551A
CN107474551A CN201710796811.0A CN201710796811A CN107474551A CN 107474551 A CN107474551 A CN 107474551A CN 201710796811 A CN201710796811 A CN 201710796811A CN 107474551 A CN107474551 A CN 107474551A
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parts
temperature
weight
resistant
particle
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王筱卿
戚永兴
金志龙
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Shanghai Xinyi Special Cable Co Ltd
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Shanghai Xinyi Special Cable Co Ltd
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    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/06—Insulating conductors or cables
    • H01B13/14—Insulating conductors or cables by extrusion
    • H01B13/148—Selection of the insulating material therefor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
    • H01B13/24—Sheathing; Armouring; Screening; Applying other protective layers by extrusion
    • 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
    • H01B7/02—Disposition of insulation
    • H01B7/0275—Disposition of insulation comprising one or more extruded layers of insulation
    • 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
    • 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
    • C08K2003/2244—Oxides; Hydroxides of metals of zirconium
    • 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
    • C08K2003/2265—Oxides; Hydroxides of metals of iron
    • C08K2003/2272—Ferric oxide (Fe2O3)
    • 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
    • C08K2201/002—Physical properties
    • C08K2201/003—Additives being defined by their diameter
    • 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
    • C08K2201/002—Physical properties
    • C08K2201/004—Additives being defined by their length
    • 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
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
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    • 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

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Abstract

The present invention relates to a kind of high temperature-resistant cable and its manufacture method.Compared with prior art, manufacture method according to embodiments of the present invention prepares temperature-resistant insulation layer to the present invention using methyl vinyl phenyl raw-silastic continuously, methyl vinyl silicon kautschuk, nanometer silicon dioxide particle, nano-sized iron oxide, nanometer titanium dioxide silica fibre, nano zircite particle, silicone oil of carboxyl, benzoyl peroxide, cumyl peroxide；High temperature-resistant cable according to embodiments of the present invention, there is significant resistance to elevated temperatures, greatly improve the ability that cable keeps normal operation in a fire, make cable application safer.

Description

A kind of high temperature-resistant cable and preparation method thereof
Technical field
The invention belongs to electric line clothing arts, are related to a kind of cable and preparation method thereof, more particularly to a kind of resistance to High-temperature cable and preparation method thereof.
Background technology
Social economy's high speed development, living standards of the people are increasingly improved, and electricity needs is continuously increased therewith, for power transmission and distribution Line requirements also improve constantly.Electric wire is the important component of electric line, is the necessary load of the energy of transmitting electric power Body, its security performance are to ensure that people's lives and the premise that industrial production application is carried out safely.Particularly it is in complicated extreme ring The height of performance in border, for that whether power circuit normal operation can be maintained most important.
And it is existing with certain resistant to elevated temperatures cable, manufacturing cost is high, structure and complex process, and resistance to elevated temperatures is paid no attention to Think.How using easy technique, the simple cable of preparation structure, make it that not only there is excellent processability and installation to apply It is the active demand of manufacturer and Client application also with excellent resistance to elevated temperatures if performance.
The content of the invention
In order to overcome problems of the prior art, the present invention is intended to provide a kind of high temperature-resistant cable and high temperature resistant electricity The preparation method of cable.
According to an aspect of the present invention, a kind of high temperature-resistant cable, the cable include single or more high-temperature insulation line Core and the separation layer and metal sheath being coated on successively on the outside of single or more high-temperature insulation core, wherein the high temperature resistant is exhausted Edge core includes metallic conductor and temperature-resistant insulation layer, and the temperature-resistant insulation layer is by methyl vinyl phenyl raw-silastic continuously 100 parts by weight, methyl vinyl silicon kautschuk 30-50 parts, nanometer silicon dioxide particle 3-11 parts by weight, nano-sized iron oxide Grain 0.2-0.9 parts by weight, nanometer titanium dioxide silica fibre 0.5-1.5 parts by weight, nano zircite particle 1.5-3.5 parts by weight, carboxylic Base silicone oil 3-6 parts by weight, benzoyl peroxide 0.1-0.5 parts by weight and cumyl peroxide 0.1-0.5 parts by weight systems Into；The average molar mass of the methyl vinyl phenyl raw-silastic continuously is 635000g/mol, and wherein phenyl molar fraction is 0.18, vinyl molar fraction is 0.22；The average molar mass of the methyl vinyl silicon kautschuk is 630000g/ Mol, vinyl molar fraction are 0.45；In the silicone oil of carboxyl molar fraction of carboxyl be 6%, viscosity 35Pas.
According to the exemplary embodiment of the present invention, the nanometer silicon dioxide particle, nano oxidized iron particle and nano oxygen The average grain diameter for changing zirconium particle is respectively 30nm, 50nm and 60nm.
According to the exemplary embodiment of the present invention, the average length of the nanometer titanium dioxide silica fibre is 150nm, average straight Footpath is 80nm.
According to another aspect of the present invention, a kind of preparation method of high temperature-resistant cable, comprises the following steps：
Using copper material as conductor；
By the parts by weight of methyl vinyl phenyl raw-silastic continuously 100, methyl vinyl silicon kautschuk 30-50 parts, nanometer Silica dioxide granule 3-11 parts by weight, nano oxidized iron particle 0.2-0.9 parts by weight, nanometer titanium dioxide silica fibre 0.5-1.5 weights Measure part, nano zircite particle 1.5-3.5 parts by weight and silicone oil of carboxyl 3-6 parts by weight are mixed and banburying, banburying temperature Spend for 110 DEG C, mixing time 20-30min, obtain uniform colloid mixture；Mill is carried out to colloid mixture, and adds peroxide Change benzoyl 0.1-0.5 parts by weight and cumyl peroxide 0.1-0.5 parts by weight, be kneaded 10min, presulfurization is made and is kneaded Glue；
Presulfurization elastomeric compound is extruded in outside conductor, forms temperature-resistant insulation layer, and the temperature-resistant insulation layer is carried out Vulcanizing treatment, curing temperature is 258 DEG C -285 DEG C, rate of cure 12m/min-18m/min, and high-temperature insulation core is made；
In single high-temperature insulation core or by coating separation layer on the outside of cable core of the more high-temperature insulation cores after twisted；
Metal sheath is coated on the outside of separation layer.
According to the exemplary embodiment of the present invention, the copper material is annealed copper or annealing Cu alloy material.
According to the exemplary embodiment of the present invention, the separation layer is synthetic mica tape separation layer.
According to the exemplary embodiment of the present invention, the metal sheath material is stainless steel or annealed copper.
According to the exemplary embodiment of the present invention, the tensile strength of the temperature-resistant insulation layer is more than 13.8MPa, fracture Elongation is more than 355%, and specific insulation is 3 × 1015More than Ω m, voltage strength are more than 22.8kV/mm, oxygen index (OI) For more than 38%.
The present invention compared with prior art, according to the high temperature-resistant cable of the present invention, has significant resistance to elevated temperatures, significantly The ability that cable keeps normal operation in a fire is improved, makes cable application safer.
Embodiment
To make technical solution of the present invention and advantage clearer, the present invention is made into one by following specific embodiment Step is described in detail.Obviously, described embodiment is part of the embodiment of the present invention, rather than whole embodiments.Based on this Embodiment in invention, those of ordinary skill in the art are obtained every other on the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.
Embodiment 1：
1st, using oxygen-free copper bar by wire drawing, annealing and twisted obtained stranded conductor；
2nd, by weight, be 635000g/mol by 100 parts by weight average molar mass, wherein phenyl molar fraction be 0.18th, vinyl molar fraction is 0.22 methyl vinyl phenyl raw-silastic continuously, 30 parts of average molar mass are Methyl vinyl silicon kautschuk that 630000g/mol, vinyl molar fraction are 0.45,3 parts by weight average grain diameters are 30nm Nanometer silicon dioxide particle, 0.2 parts by weight average grain diameter are 50nm nano-sized iron oxides, 0.5 parts by weight average length be 150nm, Nanometer titanium dioxide silica fibre that average diameter is 80nm, 1.5 parts by weight average grain diameters are 60nm nano zircite particles, 3 weight The silicone oil of carboxyl that the molar fraction of part carboxyl is 6%, viscosity is 35Pas, which is added in banbury, to be mixed and banburying, close It is 110 DEG C to refine temperature, mixing time 20min, obtains uniform colloid mixture；Colloid mixture is opened using mill Refining, and 0.1 parts by weight benzoyl peroxide, 0.1 parts by weight cumyl peroxide are added, 10min is kneaded, obtained presulfurization mixes Refining glue is shaped；
3rd, presulfurization elastomeric compound is extruded in outside conductor, forms temperature-resistant insulation layer, and the temperature-resistant insulation layer is entered Row vulcanization, curing temperature is 258 DEG C, rate of cure 13m/min, and high-temperature insulation core is made；
4th, isolate in single high-temperature insulation core or by being coated on the outside of cable core of the more high-temperature insulation cores after twisted Layer, separation layer can be synthetic mica tape；
5th, metal sheath is coated on the outside of separation layer, metal sheath material can be stainless steel or annealed copper；
6th, the tensile strength of obtained temperature-resistant insulation layer is more than 13.8MPa, and elongation at break is more than 355%, body Product resistivity is 3 × 1015More than Ω m, voltage strength are more than 22.8kV/mm, and oxygen index (OI) is more than 38%.
7th, obtained cable at a temperature of 1000 DEG C by fire 180 minutes, circuit can be kept complete.
Embodiment 2：
1st, using oxygen-free copper bar by wire drawing, annealing and twisted obtained stranded conductor；
2nd, by weight, be 635000g/mol by 100 parts by weight average molar mass, wherein phenyl molar fraction be 0.18th, vinyl molar fraction is 0.22 methyl vinyl phenyl raw-silastic continuously, 40 parts of average molar mass are Methyl vinyl silicon kautschuk that 630000g/mol, vinyl molar fraction are 0.45,5 parts by weight average grain diameters are 30nm Nanometer silicon dioxide particle, 0.4 parts by weight average grain diameter are 50nm nano-sized iron oxides, 0.8 parts by weight average length be 150nm, Nanometer titanium dioxide silica fibre that average diameter is 80nm, 2 parts by weight average grain diameters are 60nm nano zircite particles, 4 parts by weight The molar fraction of carboxyl is 6%, viscosity is 35Pas silicone oil of carboxyl, which is added in banbury, to be mixed and banburying, banburying Temperature is 110 DEG C, mixing time 25min, obtains uniform colloid mixture；Mill is carried out to colloid mixture using mill, And 0.3 parts by weight benzoyl peroxide, 0.3 parts by weight cumyl peroxide are added, 10min is kneaded, presulfurization is made and is kneaded Glue is shaped；
3rd, presulfurization elastomeric compound is extruded in outside conductor, forms temperature-resistant insulation layer, and the temperature-resistant insulation layer is entered Row vulcanization, curing temperature is 266 DEG C, rate of cure 15m/min, and high-temperature insulation core is made；
4th, isolate in single high-temperature insulation core or by being coated on the outside of cable core of the more high-temperature insulation cores after twisted Layer, separation layer can be synthetic mica tape；
5th, metal sheath is coated on the outside of separation layer, metal sheath material is stainless steel or annealed copper；
6th, the tensile strength of obtained temperature-resistant insulation layer is more than 13.8MPa, and elongation at break is more than 355%, body Product resistivity is 3 × 1015More than Ω m, voltage strength are more than 22.8kV/mm, and oxygen index (OI) is more than 38%.
7th, obtained cable at a temperature of 1000 DEG C by fire 180 minutes, circuit can be kept complete.
Embodiment 3：
1st, using oxygen-free copper bar by wire drawing, annealing and twisted obtained stranded conductor；
2nd, by weight, be 635000g/mol by 100 parts by weight average molar mass, wherein phenyl molar fraction be 0.18th, vinyl molar fraction is 0.22 methyl vinyl phenyl raw-silastic continuously, 50 parts of average molar mass are Methyl vinyl silicon kautschuk that 630000g/mol, vinyl molar fraction are 0.45,11 parts by weight average grain diameters are 30nm Nanometer silicon dioxide particle, 0.9 parts by weight average grain diameter are 50nm nano-sized iron oxides, 1.5 parts by weight average lengths be 150nm, Nanometer titanium dioxide silica fibre that average diameter is 80nm, 3.5 parts by weight average grain diameters are 60nm nano zircite particles, 6 weight The silicone oil of carboxyl that the molar fraction of part carboxyl is 6%, viscosity is 35Pas, which is added in banbury, to be mixed and banburying, close It is 110 DEG C to refine temperature, mixing time 30min, obtains uniform colloid mixture；Colloid mixture is opened using mill Refining, and 0.5 parts by weight benzoyl peroxide, 0.5 parts by weight cumyl peroxide are added, 10min is kneaded, obtained presulfurization mixes Refining glue is shaped；
3rd, presulfurization elastomeric compound is extruded in outside conductor, forms temperature-resistant insulation layer, and the temperature-resistant insulation layer is entered Row vulcanization, curing temperature is 285 DEG C, rate of cure 18m/min, and high-temperature insulation core is made；
4th, isolate in single high-temperature insulation core or by being coated on the outside of cable core of the more high-temperature insulation cores after twisted Layer, separation layer can be synthetic mica tape；
5th, metal sheath is coated on the outside of separation layer, metal sheath material is stainless steel or annealed copper；
6th, the tensile strength of obtained temperature-resistant insulation layer is more than 13.8MPa, and elongation at break is more than 355%, body Product resistivity is 3 × 1015More than Ω m, voltage strength are more than 22.8kV/mm, and oxygen index (OI) is more than 38%.
7th, obtained cable at a temperature of 1000 DEG C by fire 180 minutes, circuit can be kept complete.
Above-described embodiment, the purpose of the present invention, technical scheme and beneficial effect are carried out further Describe in detail, should be understood that the embodiment that the foregoing is only the present invention, be not intended to limit the present invention Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc., all should include Within protection scope of the present invention.

Claims (8)

1. a kind of high temperature-resistant cable, it is characterised in that the cable includes single or more high-temperature insulation core and wrapped successively The separation layer and metal sheath overlayed on the outside of single or more high-temperature insulation core, wherein the high-temperature insulation core includes Metallic conductor and temperature-resistant insulation layer, the temperature-resistant insulation layer is by the parts by weight of methyl vinyl phenyl raw-silastic continuously 100, first Base vinyl silicon kautschuk 30-50 parts, nanometer silicon dioxide particle 3-11 parts by weight, nano oxidized iron particle 0.2-0.9 weights Measure part, nanometer titanium dioxide silica fibre 0.5-1.5 parts by weight, nano zircite particle 1.5-3.5 parts by weight, silicone oil of carboxyl 3-6 weights Amount part, benzoyl peroxide 0.1-0.5 parts by weight and cumyl peroxide 0.1-0.5 parts by weight are made；The methyl second The average molar mass of alkenyl phenyl raw-silastic continuously is 635000g/mol, and wherein phenyl molar fraction is 0.18, and vinyl rubs Your fraction is 0.22；The average molar mass of the methyl vinyl silicon kautschuk is 630000g/mol, vinyl mole point Number is 0.45；The molar fraction of carboxyl is 6% in the silicone oil of carboxyl, viscosity 35Pas.
2. high temperature-resistant cable according to claim 1, it is characterised in that the nanometer silicon dioxide particle, nano oxidized The average grain diameter of iron particle and nano zircite particle is respectively 30nm, 50nm and 60nm.
3. high temperature-resistant cable according to claim 1, it is characterised in that the average length of the nanometer titanium dioxide silica fibre For 150nm, average diameter 80nm.
4. a kind of preparation method of high temperature-resistant cable, it is characterised in that the described method comprises the following steps：
Using copper material as conductor；
By the parts by weight of methyl vinyl phenyl raw-silastic continuously 100, methyl vinyl silicon kautschuk 30-50 parts, nano-silica Silicon carbide particle 3-11 parts by weight, nano oxidized iron particle 0.2-0.9 parts by weight, nanometer titanium dioxide silica fibre 0.5-1.5 parts by weight, Nano zircite particle 1.5-3.5 parts by weight and silicone oil of carboxyl 3-6 parts by weight are mixed and banburying, mixing temperature are 110 DEG C, mixing time 20-30min, obtain uniform colloid mixture；Mill is carried out to colloid mixture, and adds benzoyl peroxide Formyl 0.1-0.5 parts by weight and cumyl peroxide 0.1-0.5 parts by weight, 10min is kneaded, presulfurization elastomeric compound is made；
Presulfurization elastomeric compound is extruded in outside conductor, forms temperature-resistant insulation layer, and the temperature-resistant insulation layer is vulcanized Processing, curing temperature is 258 DEG C -285 DEG C, rate of cure 12m/min-18m/min, and high-temperature insulation core is made；
In single high-temperature insulation core or by coating separation layer on the outside of cable core of the more high-temperature insulation cores after twisted；
Metal sheath is coated on the outside of separation layer.
5. the preparation method of high temperature-resistant cable according to claim 4, it is characterised in that the copper material is annealed copper Or annealing Cu alloy material.
6. the preparation method of high temperature-resistant cable according to claim 4, it is characterised in that the separation layer is synthetic mica Band separation layer.
7. the preparation method of high temperature-resistant cable according to claim 4, it is characterised in that the metal sheath material is not Become rusty steel or annealed copper.
8. according to the preparation method of any described high temperature-resistant cables of claim 4-7, it is characterised in that the high-temperature insulation The tensile strength of layer is more than 13.8MPa, and elongation at break is more than 355%, and specific insulation is 3 × 1015More than Ω m, Voltage strength is more than 22.8kV/mm, and oxygen index (OI) is more than 38%.
CN201710796811.0A 2017-09-06 2017-09-06 A kind of high temperature-resistant cable and preparation method thereof Pending CN107474551A (en)

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Cited By (4)

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CN110391057A (en) * 2019-07-18 2019-10-29 扬州华声电子实业有限公司 A kind of crowded rubber insulated wire cores cross silicone oil equipment and application method
CN111320873A (en) * 2020-04-03 2020-06-23 宁波葆尔新材料有限公司 Heat insulation material used between power battery cores, and preparation method and application thereof
CN112143452A (en) * 2020-10-21 2020-12-29 南京信息工程大学 Organic high-temperature-resistant packaging adhesive and preparation method thereof
CN112599286A (en) * 2020-12-05 2021-04-02 广东南洋电缆股份有限公司 Multi-core-layer inorganic mineral insulated flexible fireproof cable and preparation method thereof

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CN106543737A (en) * 2016-12-06 2017-03-29 上海新益电力线路器材有限公司 Cable high-low temperature resistant sheath material, restrictive coating and preparation method thereof
CN106751896A (en) * 2016-12-06 2017-05-31 上海新益电力线路器材有限公司 A kind of cold-resistant high temperature-resistant cable and preparation method thereof

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Publication number Priority date Publication date Assignee Title
WO2013029382A1 (en) * 2011-08-29 2013-03-07 深圳市沃尔核材股份有限公司 Ceramic silicon rubber and preparation method therefor
CN106543737A (en) * 2016-12-06 2017-03-29 上海新益电力线路器材有限公司 Cable high-low temperature resistant sheath material, restrictive coating and preparation method thereof
CN106751896A (en) * 2016-12-06 2017-05-31 上海新益电力线路器材有限公司 A kind of cold-resistant high temperature-resistant cable and preparation method thereof

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CN110391057A (en) * 2019-07-18 2019-10-29 扬州华声电子实业有限公司 A kind of crowded rubber insulated wire cores cross silicone oil equipment and application method
CN110391057B (en) * 2019-07-18 2024-02-23 扬州华声电子实业有限公司 Device for silicone oil passing through rubber-extruded insulating wire core and use method
CN111320873A (en) * 2020-04-03 2020-06-23 宁波葆尔新材料有限公司 Heat insulation material used between power battery cores, and preparation method and application thereof
CN112143452A (en) * 2020-10-21 2020-12-29 南京信息工程大学 Organic high-temperature-resistant packaging adhesive and preparation method thereof
CN112143452B (en) * 2020-10-21 2022-05-17 南京信息工程大学 Organic high-temperature-resistant packaging adhesive and preparation method thereof
CN112599286A (en) * 2020-12-05 2021-04-02 广东南洋电缆股份有限公司 Multi-core-layer inorganic mineral insulated flexible fireproof cable and preparation method thereof

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