CN108164876A - A kind of rail traffic direct current cables - Google Patents
A kind of rail traffic direct current cables Download PDFInfo
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- CN108164876A CN108164876A CN201711458310.8A CN201711458310A CN108164876A CN 108164876 A CN108164876 A CN 108164876A CN 201711458310 A CN201711458310 A CN 201711458310A CN 108164876 A CN108164876 A CN 108164876A
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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
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
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- 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
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- 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
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
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- 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
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- 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
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
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- 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
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
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- 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
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/2825—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable using a water impermeable sheath
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- 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
- H01B7/292—Protection against damage caused by extremes of temperature or by flame using material resistant to heat
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- 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
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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
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- 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
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Abstract
The invention discloses a kind of rail traffic direct current cables, including conductor (1), the compound waterstop water blocking tape layer (3) of ethylene propylene diene rubber mixture insulating layer (2), the first intumescent, the compound waterstop water blocking tape layer (4) of the second intumescent, the first halogen-free high flame-retardant glass belt (5), the second halogen-free high flame-retardant glass belt (6) and external sheath layer (7) are orderly arranged outside each in the conductor (1), the external sheath layer (7) is modified polyvinyl chloride.Insulating layer of the present invention has the performances such as heat-resisting, water-fast, resistance to ozone, UV resistant, the compound water blocking tape layer of intumescent and halogen-free high flame-retardant glass belt are bilayer, the present invention has good flexibility, excellent electrical property, flame retardant property, water resistance and physical mechanical property, especially its external sheath layer mechanical property is fabulous, it is not easy to tear, and waterproof, high and low temperature resistance are good.Particularly suitable for rail traffic and the laying of underground rail, accommodative ability of environment is strong, and safety and environmental protection, production cost are low, can be used for a long time.
Description
Technical field
The invention belongs to field of cable technology, are related to a kind of rail traffic direct current cables.
Background technology
With the quickening of urbanization process, it is very urgent to build quick Underground Rail Transit network.By 2010 3
Month, National Development and Reform Committee has examined 28 urban construction subways, and is checking other 5 city underground projects, and the whole nation will have 33
City possesses subway；To the year two thousand twenty, on the basis of built 480km subway lines, 6100km city undergrounds, investment gold are reproduced
Volume is up to 56,800,000,000 yuan of ll.This just needs a large amount of cable for rail transit.
It is well known that traditional cable for rail transit contains halogen, once fire occurs, the halogen that when cable fire discharges
Change hydrogen, make one to suffocate, people almost without escape chance.For this purpose, Germany, France took the lead in proposing nothing at the beginning of 21 century
Halogen, low cigarette, fire-retardant, nontoxic, environmentally friendly track traffic cable technical standard.Then, the European electrical standard committee (CENELEC)
Track traffic cable EN series standards are formulated.We are according to the European electrical standard committee (CENELEC), international electrical engineering standard
The committee (IEC), the laid condition of the country wire and cable standard committee, Ministry of Railways's professional standard and cable, and with reference to state
Interior advanced enterprises standard has developed the extraordinary direct current cables of rail traffic.
Therefore, a kind of rail traffic direct current cables is proposed regarding to the issue above.
Invention content
The purpose of the present invention is that solve the above-mentioned problems and provides a kind of rail traffic direct current cables.
The present invention is achieved through the following technical solutions above-mentioned purpose,
A kind of rail traffic direct current cables including conductor, is orderly arranged outside each ethylene propylene diene rubber in the conductor and mixes
Close object insulating layer, the compound waterstop water blocking tape layer of the first intumescent, the compound waterstop water blocking tape layer of the second intumescent, the first Halogen
High fire-retardance glass belt, the second halogen-free high flame-retardant glass belt and external sheath layer, the external sheath layer be modified polyvinyl chloride, institute
Modified polyvinyl chloride is stated to be made of the raw material of following parts by weight：45-65 parts of polyvinyl chloride, 8-16 parts of polyether-ketone, chlorinated paraffin
1.5-3.5 parts, 2-5 parts of terephthalic acid (TPA) dibutyl ester, 1-4 parts of maleic anhydride, 1-4 parts of phosphite ester, porous konilite 2-7 parts,
2-6 parts of antistatic agent, 3-7 parts of sepiolite powder, 2-6 parts of molybdenum disulfide, 1-2 parts of sulfonated castor oil, 0.5-1.2 parts of disproportionated rosin,
1-4 parts of Masterbatch.
Further, the modified polyvinyl chloride is made of the raw material of following parts by weight：45 parts of polyvinyl chloride, polyethers
10 parts of ketone, 1.5 parts of chlorinated paraffin, 2 parts of terephthalic acid (TPA) dibutyl ester, 1 part of maleic anhydride, 1 part of phosphite ester, porous konilite 2
Part, 3 parts of antistatic agent, 4 parts of sepiolite powder, 3 parts of molybdenum disulfide, 1 part of sulfonated castor oil, 0.5 part of disproportionated rosin, Masterbatch 1
Part.
Further, the modified polyvinyl chloride is made of the raw material of following parts by weight：50 parts of polyvinyl chloride, polyethers
12 parts of ketone, 2.0 parts of chlorinated paraffin, 3 parts of terephthalic acid (TPA) dibutyl ester, 2 parts of maleic anhydride, 2 parts of phosphite ester, porous konilite 3
Part, 2 parts of antistatic agent, 3 parts of sepiolite powder, 2 parts of molybdenum disulfide, 2 parts of sulfonated castor oil, 0.8 part of disproportionated rosin, Masterbatch 2
Part.
Further, the modified polyvinyl chloride is made of the raw material of following parts by weight：60 parts of polyvinyl chloride, polyethers
14 parts of ketone, 3.0 parts of chlorinated paraffin, 4 parts of terephthalic acid (TPA) dibutyl ester, 3 parts of maleic anhydride, 3 parts of phosphite ester, porous konilite 4
Part, 4 parts of antistatic agent, 5 parts of sepiolite powder, 6 parts of molybdenum disulfide, 3 parts of sulfonated castor oil, 1.0 parts of disproportionated rosin, Masterbatch 3
Part.
Further, the modified polyvinyl chloride is made of the raw material of following parts by weight：55 parts of polyvinyl chloride, polyethers
12 parts of ketone, 2.5 parts of chlorinated paraffin, 5 parts of terephthalic acid (TPA) dibutyl ester, 4 parts of maleic anhydride, 4 parts of phosphite ester, porous konilite 5
Part, 5 parts of antistatic agent, 6 parts of sepiolite powder, 5 parts of molybdenum disulfide, 4 parts of sulfonated castor oil, 1.2 parts of disproportionated rosin, Masterbatch 4
Part.
Further, the preparation method of the modified polyvinyl chloride includes the following steps：By polyvinyl chloride, polyether-ketone,
Water is stirred evenly at -15~-11 DEG C, is added in chlorinated paraffin and is continued stirring to chlorinated paraffin complete swelling, homogenous disperse to system
Clear, adds porous konilite, calcium carbonate is uniformly dispersed, and is added dropwise that hydrochloric acid, molybdenum disulfide, the reaction was complete for sulfonated castor oil
Afterwards, it filters, washing, vacuum drying obtains prefabricated material；Terephthalic acid (TPA) dibutyl ester, maleic anhydride, disproportionation are added in into prefabricated material
4-8h is mixed in rosin, Masterbatch, absolute ethyl alcohol, water, and 80-90 DEG C of whipping temp filters, and washing is subsequently added into antistatic
Agent, sepiolite powder are sent into supercritical carbon dioxide reaction kettle, adjust the temperature to 40-50 DEG C, boost to 10-20MPa, be passed through
Carbon dioxide stirs 60-120min, takes out, is washed successively with water, absolute ethyl alcohol, 95-100 DEG C of dry 3-9h, obtains modified swollen
Profit soil.
The beneficial effects of the invention are as follows：Insulating layer of the present invention has the performances such as heat-resisting, water-fast, resistance to ozone, UV resistant, swollen
The compound water blocking tape layer of swollen type and halogen-free high flame-retardant glass belt are bilayer, and the present invention has good flexibility, excellent electricity
Performance, flame retardant property, water resistance and physical mechanical property, especially its external sheath layer mechanical property are fabulous, are not easy to tear, and
Waterproof, high and low temperature resistance are good.Particularly suitable for rail traffic and the laying of underground rail, accommodative ability of environment is strong, peace
Loopful is protected, production cost is low, can be used for a long time.
Description of the drawings
Fig. 1 is overall structure diagram of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
Refering to Figure 1, a kind of rail traffic direct current cables, including conductor 1, three are orderly arranged outside each in conductor 1
The compound waterstop resistance of first EP rubbers mixture insulating layer 2, the compound waterstop water blocking tape layer 3 of the first intumescent, the second intumescent
Water belt 4, the first halogen-free high flame-retardant glass belt 5, the second halogen-free high flame-retardant glass belt 6 and external sheath layer 7, external sheath layer 7
For modified polyvinyl chloride, modified polyvinyl chloride is made of the raw material of following parts by weight：45-65 parts of polyvinyl chloride, polyether-ketone 8-16
Part, 1.5-3.5 parts of chlorinated paraffin, 2-5 parts of terephthalic acid (TPA) dibutyl ester, 1-4 parts of maleic anhydride, 1-4 parts of phosphite ester are porous
2-7 parts of konilite, 2-6 parts of antistatic agent, 3-7 parts of sepiolite powder, 2-6 parts of molybdenum disulfide, 1-2 parts of sulfonated castor oil, disproportionation pine
It is 0.5-1.2 parts fragrant, 1-4 parts of Masterbatch.
Preferably, modified polyvinyl chloride is made of the raw material of following parts by weight：45 parts of polyvinyl chloride, 10 parts of polyether-ketone, chlorine
1.5 parts of fossil waxes, 2 parts of terephthalic acid (TPA) dibutyl ester, 1 part of maleic anhydride, 1 part of phosphite ester, porous 2 parts of konilite are antistatic
3 parts of agent, 4 parts of sepiolite powder, 3 parts of molybdenum disulfide, 1 part of sulfonated castor oil, 0.5 part of disproportionated rosin, 1 part of Masterbatch.
Preferably, modified polyvinyl chloride is made of the raw material of following parts by weight：50 parts of polyvinyl chloride, 12 parts of polyether-ketone, chlorine
2.0 parts of fossil waxes, 3 parts of terephthalic acid (TPA) dibutyl ester, 2 parts of maleic anhydride, 2 parts of phosphite ester, porous 3 parts of konilite are antistatic
2 parts of agent, 3 parts of sepiolite powder, 2 parts of molybdenum disulfide, 2 parts of sulfonated castor oil, 0.8 part of disproportionated rosin, 2 parts of Masterbatch.
Preferably, modified polyvinyl chloride is made of the raw material of following parts by weight：60 parts of polyvinyl chloride, 14 parts of polyether-ketone, chlorine
3.0 parts of fossil waxes, 4 parts of terephthalic acid (TPA) dibutyl ester, 3 parts of maleic anhydride, 3 parts of phosphite ester, porous 4 parts of konilite are antistatic
4 parts of agent, 5 parts of sepiolite powder, 6 parts of molybdenum disulfide, 3 parts of sulfonated castor oil, 1.0 parts of disproportionated rosin, 3 parts of Masterbatch.
Preferably, modified polyvinyl chloride is made of the raw material of following parts by weight：55 parts of polyvinyl chloride, 12 parts of polyether-ketone, chlorine
2.5 parts of fossil waxes, 5 parts of terephthalic acid (TPA) dibutyl ester, 4 parts of maleic anhydride, 4 parts of phosphite ester, porous 5 parts of konilite are antistatic
5 parts of agent, 6 parts of sepiolite powder, 5 parts of molybdenum disulfide, 4 parts of sulfonated castor oil, 1.2 parts of disproportionated rosin, 4 parts of Masterbatch.
Preferably, the preparation method of modified polyvinyl chloride includes the following steps：By polyvinyl chloride, polyether-ketone, water -15
~-11 DEG C stir evenly, and add in chlorinated paraffin and continue stirring to chlorinated paraffin complete swelling, homogenous disperse is saturating to system clarification
It is bright, add porous konilite, calcium carbonate is uniformly dispersed, after being added dropwise hydrochloric acid, molybdenum disulfide, sulfonated castor oil the reaction was complete, mistake
Filter, washing, vacuum drying obtain prefabricated material；Added in into prefabricated material terephthalic acid (TPA) dibutyl ester, maleic anhydride, disproportionated rosin,
4-8h is mixed in Masterbatch, absolute ethyl alcohol, water, and 80-90 DEG C of whipping temp filters, and washing is subsequently added into antistatic agent, sea
Afrodite powder is sent into supercritical carbon dioxide reaction kettle, adjusts the temperature to 40-50 DEG C, boost to 10-20MPa, be passed through titanium dioxide
Carbon stirs 60-120min, takes out, is washed successively with water, absolute ethyl alcohol, 95-100 DEG C of dry 3-9h obtains modified alta-mud.
Embodiment 1：Modified polyvinyl chloride is made of the raw material of following parts by weight：45 parts of polyvinyl chloride, 10 parts of polyether-ketone, chlorine
1.5 parts of fossil waxes, 2 parts of terephthalic acid (TPA) dibutyl ester, 1 part of maleic anhydride, 1 part of phosphite ester, porous 2 parts of konilite are antistatic
3 parts of agent, 4 parts of sepiolite powder, 3 parts of molybdenum disulfide, 1 part of sulfonated castor oil, 0.5 part of disproportionated rosin, 1 part of Masterbatch.
The preparation method for improving rigid polyvinyl chloride cable material, includes the following steps：By polyvinyl chloride, polyether-ketone, water
It is stirred evenly at -12 DEG C, adds in chlorinated paraffin and continue stirring to chlorinated paraffin complete swelling, homogenous disperse is saturating to system clarification
It is bright, add porous konilite, calcium carbonate is uniformly dispersed, after being added dropwise hydrochloric acid, molybdenum disulfide, sulfonated castor oil the reaction was complete, mistake
Filter, washing, vacuum drying obtain prefabricated material；Added in into prefabricated material terephthalic acid (TPA) dibutyl ester, maleic anhydride, disproportionated rosin,
4h is mixed in Masterbatch, absolute ethyl alcohol, water, and 80 DEG C of whipping temp filters, and washing is subsequently added into antistatic agent, sepiolite
Powder is sent into supercritical carbon dioxide reaction kettle, adjusts the temperature to 40 DEG C, boost to 10MPa, is passed through carbon dioxide stirring
60min takes out, is washed successively with water, absolute ethyl alcohol, 95 DEG C of dry 9h obtain modified alta-mud.
Embodiment 2：Modified polyvinyl chloride is made of the raw material of following parts by weight：50 parts of polyvinyl chloride, 12 parts of polyether-ketone, chlorine
2.0 parts of fossil waxes, 3 parts of terephthalic acid (TPA) dibutyl ester, 2 parts of maleic anhydride, 2 parts of phosphite ester, porous 3 parts of konilite are antistatic
2 parts of agent, 3 parts of sepiolite powder, 2 parts of molybdenum disulfide, 2 parts of sulfonated castor oil, 0.8 part of disproportionated rosin, 2 parts of Masterbatch.
The preparation method for improving rigid polyvinyl chloride cable material, includes the following steps：By polyvinyl chloride, polyether-ketone, water
It is stirred evenly at -15 DEG C, adds in chlorinated paraffin and continue stirring to chlorinated paraffin complete swelling, homogenous disperse is saturating to system clarification
It is bright, add porous konilite, calcium carbonate is uniformly dispersed, after being added dropwise hydrochloric acid, molybdenum disulfide, sulfonated castor oil the reaction was complete, mistake
Filter, washing, vacuum drying obtain prefabricated material；Added in into prefabricated material terephthalic acid (TPA) dibutyl ester, maleic anhydride, disproportionated rosin,
5h is mixed in Masterbatch, absolute ethyl alcohol, water, and 82 DEG C of whipping temp filters, and washing is subsequently added into antistatic agent, sepiolite
Powder is sent into supercritical carbon dioxide reaction kettle, adjusts the temperature to 42 DEG C, boost to 12MPa, is passed through carbon dioxide stirring
80min takes out, is washed successively with water, absolute ethyl alcohol, 96 DEG C of dry 8h obtain modified alta-mud.
Embodiment 3：Modified polyvinyl chloride is made of the raw material of following parts by weight：60 parts of polyvinyl chloride, 14 parts of polyether-ketone, chlorine
3.0 parts of fossil waxes, 4 parts of terephthalic acid (TPA) dibutyl ester, 3 parts of maleic anhydride, 3 parts of phosphite ester, porous 4 parts of konilite are antistatic
4 parts of agent, 5 parts of sepiolite powder, 6 parts of molybdenum disulfide, 3 parts of sulfonated castor oil, 1.0 parts of disproportionated rosin, 3 parts of Masterbatch.
The preparation method for improving rigid polyvinyl chloride cable material, includes the following steps：By polyvinyl chloride, polyether-ketone, water
It is stirred evenly at -11 DEG C, adds in chlorinated paraffin and continue stirring to chlorinated paraffin complete swelling, homogenous disperse is saturating to system clarification
It is bright, add porous konilite, calcium carbonate is uniformly dispersed, after being added dropwise hydrochloric acid, molybdenum disulfide, sulfonated castor oil the reaction was complete, mistake
Filter, washing, vacuum drying obtain prefabricated material；Added in into prefabricated material terephthalic acid (TPA) dibutyl ester, maleic anhydride, disproportionated rosin,
6h is mixed in Masterbatch, absolute ethyl alcohol, water, and 84 DEG C of whipping temp filters, and washing is subsequently added into antistatic agent, sepiolite
Powder is sent into supercritical carbon dioxide reaction kettle, adjusts the temperature to 45 DEG C, boost to 14MPa, is passed through carbon dioxide stirring
100min takes out, is washed successively with water, absolute ethyl alcohol, 97 DEG C of dry 7h obtain modified alta-mud.
Embodiment 4：Modified polyvinyl chloride is made of the raw material of following parts by weight：55 parts of polyvinyl chloride, 12 parts of polyether-ketone, chlorine
2.5 parts of fossil waxes, 5 parts of terephthalic acid (TPA) dibutyl ester, 4 parts of maleic anhydride, 4 parts of phosphite ester, porous 5 parts of konilite are antistatic
5 parts of agent, 6 parts of sepiolite powder, 5 parts of molybdenum disulfide, 4 parts of sulfonated castor oil, 1.2 parts of disproportionated rosin, 4 parts of Masterbatch.
The preparation method for improving rigid polyvinyl chloride cable material, includes the following steps：By polyvinyl chloride, polyether-ketone, water
It is stirred evenly at -13 DEG C, adds in chlorinated paraffin and continue stirring to chlorinated paraffin complete swelling, homogenous disperse is saturating to system clarification
It is bright, add porous konilite, calcium carbonate is uniformly dispersed, after being added dropwise hydrochloric acid, molybdenum disulfide, sulfonated castor oil the reaction was complete, mistake
Filter, washing, vacuum drying obtain prefabricated material；Added in into prefabricated material terephthalic acid (TPA) dibutyl ester, maleic anhydride, disproportionated rosin,
8h is mixed in Masterbatch, absolute ethyl alcohol, water, and 90 DEG C of whipping temp filters, and washing is subsequently added into antistatic agent, sepiolite
Powder is sent into supercritical carbon dioxide reaction kettle, adjusts the temperature to 50 DEG C, boost to 10-20MPa, is passed through carbon dioxide stirring
120min takes out, is washed successively with water, absolute ethyl alcohol, 100 DEG C of dry 8h obtain modified alta-mud.
Insulating layer of the present invention has a performances such as heat-resisting, water-fast, resistance to ozone, UV resistant, the compound water blocking tape layer of intumescent and
Halogen-free high flame-retardant glass belt is bilayer, and the present invention has good flexibility, excellent electrical property, flame retardant property, waterproof
Performance and physical mechanical property, particularly suitable for rail traffic and the laying of underground rail, accommodative ability of environment is strong, safety
Environmental protection, production cost are low, can be used for a long time.Especially its external sheath layer mechanical property is fabulous, is not easy to tear, and waterproof, resistance to
High temperature performance is good.
It is obvious to a person skilled in the art that the present invention is not limited to the details of above-mentioned exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requirement rather than above description limit, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (6)
1. a kind of rail traffic direct current cables, which is characterized in that including conductor (1), be orderly arranged outside each in the conductor (1)
The compound waterstop water blocking tape layer (3) of ethylene propylene diene rubber mixture insulating layer (2), the first intumescent, the compound resistance of the second intumescent
Water band water blocking tape layer (4), the first halogen-free high flame-retardant glass belt (5), the second halogen-free high flame-retardant glass belt (6) and external sheath layer
(7), the external sheath layer (7) is modified polyvinyl chloride, and the modified polyvinyl chloride is made of the raw material of following parts by weight：Polychlorostyrene
45-65 parts of ethylene, 8-16 parts of polyether-ketone, 1.5-3.5 parts of chlorinated paraffin, 2-5 parts of terephthalic acid (TPA) dibutyl ester, maleic anhydride 1-4
Part, 1-4 parts of phosphite ester, porous konilite 2-7 parts, 2-6 parts of antistatic agent, 3-7 parts of sepiolite powder, 2-6 parts of molybdenum disulfide, sulphur
Change 1-2 parts of castor oil, 0.5-1.2 parts of disproportionated rosin, 1-4 parts of Masterbatch.
2. rail traffic direct current cables according to claim 1, which is characterized in that the modified polyvinyl chloride is by following
The raw material composition of parts by weight：45 parts of polyvinyl chloride, 10 parts of polyether-ketone, 1.5 parts of chlorinated paraffin, 2 parts of terephthalic acid (TPA) dibutyl ester, horse
Come 1 part of acid anhydrides, 1 part of phosphite ester, porous 2 parts of konilite, 3 parts of antistatic agent, 4 parts of sepiolite powder, 3 parts of molybdenum disulfide, sulfonation
1 part of castor oil, 0.5 part of disproportionated rosin, 1 part of Masterbatch.
3. rail traffic direct current cables according to claim 1, which is characterized in that the modified polyvinyl chloride is by following
The raw material composition of parts by weight：50 parts of polyvinyl chloride, 12 parts of polyether-ketone, 2.0 parts of chlorinated paraffin, 3 parts of terephthalic acid (TPA) dibutyl ester, horse
Come 2 parts of acid anhydrides, 2 parts of phosphite ester, porous 3 parts of konilite, 2 parts of antistatic agent, 3 parts of sepiolite powder, 2 parts of molybdenum disulfide, sulfonation
2 parts of castor oil, 0.8 part of disproportionated rosin, 2 parts of Masterbatch.
4. rail traffic direct current cables according to claim 1, which is characterized in that the modified polyvinyl chloride is by following
The raw material composition of parts by weight：60 parts of polyvinyl chloride, 14 parts of polyether-ketone, 3.0 parts of chlorinated paraffin, 4 parts of terephthalic acid (TPA) dibutyl ester, horse
Come 3 parts of acid anhydrides, 3 parts of phosphite ester, porous 4 parts of konilite, 4 parts of antistatic agent, 5 parts of sepiolite powder, 6 parts of molybdenum disulfide, sulfonation
3 parts of castor oil, 1.0 parts of disproportionated rosin, 3 parts of Masterbatch.
5. rail traffic direct current cables according to claim 1, which is characterized in that the modified polyvinyl chloride is by following
The raw material composition of parts by weight：55 parts of polyvinyl chloride, 12 parts of polyether-ketone, 2.5 parts of chlorinated paraffin, 5 parts of terephthalic acid (TPA) dibutyl ester, horse
Come 4 parts of acid anhydrides, 4 parts of phosphite ester, porous 5 parts of konilite, 5 parts of antistatic agent, 6 parts of sepiolite powder, 5 parts of molybdenum disulfide, sulfonation
4 parts of castor oil, 1.2 parts of disproportionated rosin, 4 parts of Masterbatch.
6. such as claim 1-5 any one of them rail traffic direct current cables, which is characterized in that the modified polyvinyl chloride
Preparation method include the following steps：Polyvinyl chloride, polyether-ketone, water at -15~-11 DEG C are stirred evenly, add in chlorinated paraffin
Continue stirring to chlorinated paraffin complete swelling, homogenous disperse to system clear adds porous konilite, calcium carbonate dispersion
Uniformly, hydrochloric acid, molybdenum disulfide, sulfonated castor oil is added dropwise after the reaction was complete, filters, washing, vacuum drying obtains prefabricated material；To pre-
Terephthalic acid (TPA) dibutyl ester, maleic anhydride, disproportionated rosin, Masterbatch, absolute ethyl alcohol, water are added in system material, 4-8h are mixed,
80-90 DEG C of whipping temp filters, and washing is subsequently added into antistatic agent, sepiolite powder, is sent into supercritical carbon dioxide reaction kettle
In, adjust the temperature to 40-50 DEG C, boost to 10-20MPa, be passed through carbon dioxide stirring 60-120min, take out, successively with water,
Absolute ethyl alcohol washs, and 95-100 DEG C of dry 3-9h obtains modified alta-mud.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711458310.8A CN108164876A (en) | 2017-12-28 | 2017-12-28 | A kind of rail traffic direct current cables |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711458310.8A CN108164876A (en) | 2017-12-28 | 2017-12-28 | A kind of rail traffic direct current cables |
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| CN108164876A true CN108164876A (en) | 2018-06-15 |
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| CN201711458310.8A Pending CN108164876A (en) | 2017-12-28 | 2017-12-28 | A kind of rail traffic direct current cables |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104575790A (en) * | 2013-10-17 | 2015-04-29 | 扬州曙光电缆股份有限公司 | Special direct current cable for rail transit |
| CN104610682A (en) * | 2015-01-08 | 2015-05-13 | 江苏黄金龙风筒科技有限公司 | Composite PVC water hose and preparation method thereof |
| CN106800723A (en) * | 2016-12-20 | 2017-06-06 | 安徽新立电缆材料有限公司 | A kind of shock resistance rigid polyvinyl chloride cable material |
-
2017
- 2017-12-28 CN CN201711458310.8A patent/CN108164876A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104575790A (en) * | 2013-10-17 | 2015-04-29 | 扬州曙光电缆股份有限公司 | Special direct current cable for rail transit |
| CN104610682A (en) * | 2015-01-08 | 2015-05-13 | 江苏黄金龙风筒科技有限公司 | Composite PVC water hose and preparation method thereof |
| CN106800723A (en) * | 2016-12-20 | 2017-06-06 | 安徽新立电缆材料有限公司 | A kind of shock resistance rigid polyvinyl chloride cable material |
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