CN109679253A - Water-fast PVC cable - Google Patents
Water-fast PVC cable Download PDFInfo
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- CN109679253A CN109679253A CN201910124238.8A CN201910124238A CN109679253A CN 109679253 A CN109679253 A CN 109679253A CN 201910124238 A CN201910124238 A CN 201910124238A CN 109679253 A CN109679253 A CN 109679253A
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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
- 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
- H01B3/443—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 vinylhalogenides or other halogenoethylenic compounds
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/324—Alkali metal phosphate
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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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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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
- C08K2201/011—Nanostructured additives
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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
- C08L2201/02—Flame or fire retardant/resistant
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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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Abstract
The invention discloses a kind of water-fast PVC cable, the material including following parts by weight: 60~70 parts by weight of polyvinyl chloride；15~18 parts by weight of rubber；20~25 parts by weight of plasticizer；6~10 parts by weight of stabilizer；6~8 parts by weight of filler；3~5 parts by weight of antioxidant；1~3 parts by weight of lubricant；The parts by weight of KH-5900.5~1.Water-fast PVC cable of the invention improves the internal structure of PVC plastic, with excellent water resistance and flame retardant property by optimizing to its chemical component in microcosmic degree.
Description
Technical field
The present invention relates to a kind of plastics, more particularly to a kind of water-fast PVC cable.
Background technique
Polyvinyl chloride cable material, that is, PVC cable material quality superiority and inferiority is fundamentally by PVC cable material formula and selected
Raw material determine.With the continuous renewal and development of the various auxiliary agents and filler of PVC, but also PVC cable material is matched
Side constantly improve and improves, and the existing water-fast insulation performance of PVC cable material is bad.
Summary of the invention
In view of the above shortcomings, it is an object of the invention to develop a water-fast PVC cable, with excellent water-fast
Performance and insulation performance.
Technical solution of the present invention is summarized as follows:
A kind of water-fast PVC cable, wherein the material including following parts by weight:
Preferably, the water-fast PVC cable, wherein the rubber includes 30~40wt% vinylidene fluoride-trifluoro
The copolymer and 60~70wt% acrylic rubber of vinyl chloride.
Preferably, the water-fast PVC cable, wherein the plasticizer includes 30~40wt%, 17 fluorine pelargonic acid
Ethyl ester and 60~70wt% tributyl 2-acetylcitrate.
Preferably, the water-fast PVC cable, wherein the stabilizer include 60~70wt% zinc ricinate and
30~40wt% phosphorous vinegar.
Preferably, the water-fast PVC cable, wherein the filler include 30~40wt% silicon carbide and 60~
70wt% antimony oxide.
Preferably, the water-fast PVC cable, wherein the antioxidant includes 50~60wt% dialkyl dithio
Trbasic zinc phosphate and 40~50wt% sulfobutyl-beta-cyclodextrins.
Preferably, the water-fast PVC cable, wherein the lubricant includes 30~40wt% octatecatrienoic acid
With 60~70wt% cocoanut fatty acid diethanolamide.
Preferably, the water-fast PVC cable, wherein further include the sodium phosphate of 1~3 parts by weight.
Preferably, the water-fast PVC cable, wherein the partial size of the silicon carbide and antimony oxide be 80~
100nm。
Preferably, the water-fast PVC cable, wherein the number-average molecular weight of the polyvinyl chloride be 40000~
42000g/mol。
The beneficial effects of the present invention are:
(1) water-fast PVC cable of the invention improves PVC plastic in microcosmic degree by optimizing to its chemical component
The internal structure of material, with excellent water resistance and flame retardant property.
(2) present invention is based on polyvinyl chloride；Zinc ricinate and phosphorous vinegar synergistic effect, can be improved its weatherability
Energy and thermal stability；Heat resistance, fatigue performance, water resistance are improved by the way that silicon carbide and antimony oxide is added；It is logical
Cross the antioxygen property that zinc dialkyl dithiophosphate and sulfobutyl-beta-cyclodextrins improvement PVC plastic is added；By the way that sodium sulphate is added
Improve flame retardance of polymer ability.
Specific embodiment
The present invention will be further described in detail below with reference to the embodiments, to enable those skilled in the art referring to specification
Text can be implemented accordingly.
This case proposes a kind of water-fast PVC cable, the material including following parts by weight:
Polyvinyl chloride has fire-retardant, chemical resistance high (sulfuric acid that resistance to concentrated hydrochloric acid, concentration are 90%, concentration 60%
Nitric acid and concentration 20% sodium hydroxide), mechanical strength the advantages of, thermal stability of polyvinyl chloride and fatigue performance are poor；
In order to make up these defects, this case introduces the vinylidene fluoride-chlorotrifluoroethylene good with toughness thermal stability in main material
The acrylic rubber of copolymer and fatigue performance excellent insulation performance.KH-590 has sulfydryl functional group, improves PVC cable
Rotproofness, inoxidizability and the phase performance for improving filler and polyvinyl chloride, rubber, and its mechanical property and wear-resisting can be improved
Property.
As the another embodiment of this case, wherein rubber includes the copolymerization of 30~40wt% vinylidene fluoride-chlorotrifluoroethylene
Object and 60~70wt% acrylic rubber.
As the another embodiment of this case, wherein plasticizer include 30~40wt%, 17 fluorine pelargonic acid ethyl ester and 60~
70wt% tributyl 2-acetylcitrate.The main function of plasticizer is that the secondary valence weakened between polymer molecule is good for, and increases polymerization
The mobility of object strand reduces the crystallinity of polymer molecular chain, that is, increases the plasticity of polymer, show as polymer
Hardness, modulus, softening temperature and brittle temperature decline, and elongation, flexibility and flexibility, the preferred plasticizer of this case are
17 fluorine pelargonic acid ethyl esters and tributyl 2-acetylcitrate synergistic effect.
As the another embodiment of this case, wherein stabilizer includes 60~70wt% zinc ricinate and 30~40wt% sub-
Phosphoric acid vinegar.Zinc ricinate and phosphorous vinegar synergistic effect, can be improved its weather resistance and thermal stability.
As the another embodiment of this case, wherein filler includes 30~40wt% silicon carbide and the oxidation of 60~70wt% tri- two
Antimony.There is more high heat resistance, the PVC plastic of fatigue performance, water resistance in order to obtain, this case introduces again has collaboration
Play heat resistance, fatigue performance, water resistance silicon carbide and antimony oxide, wherein silicon carbide have it is outstanding resistance to
Hot property and water resistance, antimony oxide have excellent water resistance and flame retardant property.
As the another embodiment of this case, wherein antioxidant include 50~60wt% zinc dialkyl dithiophosphate and 40~
50wt% sulfobutyl-beta-cyclodextrins.Zinc dialkyl dithiophosphate can eliminate peroxy radical and alkoxy free group, and can inhibit
Light degradation；The antioxygenic property and corrosion resistance of PVC plastic, zinc dialkyl dithiophosphate can be improved in sulfobutyl-beta-cyclodextrins
There is good compatibility and compatibility with sulfobutyl-beta-cyclodextrins and PVC plastic, so that the antioxygen property of PVC plastic reaches most
It is good.
As the another embodiment of this case, wherein lubricant includes 30~40wt% octatecatrienoic acid and 60~70wt%
Cocoanut fatty acid diethanolamide.Why lubricant can play lubricating action, be the addition because of it, reduce plastic melt
Friction, octatecatrienoic acid and palmitinic acid and polymer have good compatibility, it plays reduction polymer in polymeric inner
The effect of intermolecular cohesion reduces frictional force so as to improve the internal frictional heat generation of plastic melt and the mobility of melt.This case
Preferred lubricant is that octatecatrienoic acid and cocoanut fatty acid diethanolamide act synergistically.
As the another embodiment of this case, wherein further include the sodium phosphate of 1~3 parts by weight.By the heat for improving polymer
Hold, so that it is absorbed more heats before reaching thermal decomposition temperature, to improve its flame retardant property, this based flame retardant is given full play to
It largely inhales thermal property when combining water vapour, improves the fire retardancy of its own.
As the another embodiment of this case, wherein the partial size of silicon carbide and antimony oxide is 80~100nm.Silicon carbide and
Antimony oxide particle size range can make PVC plastic heat resistance, fatigue performance, obtain fine Horizon between water resistance
Weighing apparatus.Therefore, particle size range should be restricted.
As the another embodiment of this case, wherein the number-average molecular weight of polyvinyl chloride is 40000~42000g/mol.Polychlorostyrene
The number-average molecular weight of ethylene can influence the mechanical strength of PVC, and therefore, the number-average molecular weight of polyvinyl chloride should be restricted.
The specific embodiment and comparative example being listed below:
Embodiment 1:
A kind of water-fast PVC cable, the material including following parts by weight:
The partial size of silicon carbide and antimony oxide is 80nm；The number-average molecular weight of polyvinyl chloride is 40000g/mol.
The preparation method of water-fast PVC cable:
1) by polyvinyl chloride, zinc ricinate, phosphorous vinegar, octatecatrienoic acid, cocoanut fatty acid diethanolamide,
Zinc dialkyl dithiophosphate, sulfobutyl-beta-cyclodextrins are placed in heating in high-speed kneading machine and carry out mixed on low speed, high-speed kneading machine
Temperature control at 105-110 DEG C, while 17 fluorine pelargonic acid ethyl esters and tributyl 2-acetylcitrate is added, starting high speed is mixed
It closes；
2) when mixed at high speed to material temperature reaches 90 DEG C, it is again started up mixed on low speed, is first added in the case where mixed on low speed
Silicon nitride, antimony oxide, sodium phosphate, KH-590 are uniformly mixed, and the copolymerization of vinylidene fluoride-chlorotrifluoroethylene is then added
Object, acrylic rubber, methyl glycol fatty acid ester continue mixed on low speed 60 seconds, can discharge when material temperature reaches 100 DEG C, obtain
Mixture；
3) raw material that step 2) is uniformly mixed is directlyed adopt into double screw extruder squeeze out and make material, control extrusion temperature
It is 140 DEG C, obtains water-fast PVC plastic after the particle drying of extrusion.
Embodiment 2:
A kind of water-fast PVC cable, the material including following parts by weight:
The partial size of silicon carbide and antimony oxide is 90nm；The number-average molecular weight of polyvinyl chloride is 41000g/mol.
The preparation method of water-fast PVC cable:
1) by polyvinyl chloride, zinc ricinate, phosphorous vinegar, octatecatrienoic acid, cocoanut fatty acid diethanolamide,
Zinc dialkyl dithiophosphate, sulfobutyl-beta-cyclodextrins are placed in heating in high-speed kneading machine and carry out mixed on low speed, high-speed kneading machine
Temperature control at 105-110 DEG C, while 17 fluorine pelargonic acid ethyl esters and tributyl 2-acetylcitrate is added, starting high speed is mixed
It closes；
2) when mixed at high speed to material temperature reaches 90 DEG C, it is again started up mixed on low speed, is first added in the case where mixed on low speed
Silicon nitride, antimony oxide, sodium phosphate, KH-590 are uniformly mixed, and the copolymerization of vinylidene fluoride-chlorotrifluoroethylene is then added
Object, acrylic rubber, methyl glycol fatty acid ester continue mixed on low speed 60 seconds, can discharge when material temperature reaches 100 DEG C, obtain
Mixture；
3) raw material that step 2) is uniformly mixed is directlyed adopt into double screw extruder squeeze out and make material, control extrusion temperature
It is 140 DEG C, obtains water-fast PVC plastic after the particle drying of extrusion.
Embodiment 3:
A kind of water-fast PVC cable, the material including following parts by weight:
The partial size of silicon carbide and antimony oxide is 100nm；The number-average molecular weight of polyvinyl chloride is 42000g/mol.
The preparation method of water-fast PVC cable:
1) by polyvinyl chloride, zinc ricinate, phosphorous vinegar, octatecatrienoic acid, cocoanut fatty acid diethanolamide,
Zinc dialkyl dithiophosphate, sulfobutyl-beta-cyclodextrins are placed in heating in high-speed kneading machine and carry out mixed on low speed, high-speed kneading machine
Temperature control at 105-110 DEG C, while 17 fluorine pelargonic acid ethyl esters and tributyl 2-acetylcitrate is added, starting high speed is mixed
It closes；
2) when mixed at high speed to material temperature reaches 90 DEG C, it is again started up mixed on low speed, is first added in the case where mixed on low speed
Silicon nitride, antimony oxide, sodium phosphate, KH-590 are uniformly mixed, and the copolymerization of vinylidene fluoride-chlorotrifluoroethylene is then added
Object, acrylic rubber, methyl glycol fatty acid ester continue mixed on low speed 60 seconds, can discharge when material temperature reaches 100 DEG C, obtain
Mixture；
3) raw material that step 2) is uniformly mixed is directlyed adopt into double screw extruder squeeze out and make material, control extrusion temperature
It is 140 DEG C, obtains water-fast PVC plastic after the particle drying of extrusion.
Comparative example 1:
A kind of water-fast PVC cable, the material including following parts by weight:
The partial size of silicon carbide and antimony oxide is 80nm；The number-average molecular weight of polyvinyl chloride is 40000g/mol.
The preparation method of water-fast PVC cable:
1) by polyvinyl chloride, zinc ricinate, phosphorous vinegar, octatecatrienoic acid, cocoanut fatty acid diethanolamide,
Zinc dialkyl dithiophosphate, sulfobutyl-beta-cyclodextrins are placed in heating in high-speed kneading machine and carry out mixed on low speed, high-speed kneading machine
Temperature control at 105-110 DEG C, while 17 fluorine pelargonic acid ethyl esters and tributyl 2-acetylcitrate is added, starting high speed is mixed
It closes；
2) when mixed at high speed to material temperature reaches 90 DEG C, it is again started up mixed on low speed, is first added in the case where mixed on low speed
Silicon nitride, antimony oxide, sodium phosphate, KH-590 are uniformly mixed, and acrylic rubber, methyl glycol fatty acid ester is then added,
Continue mixed on low speed 60 seconds, can discharge when material temperature reaches 100 DEG C, obtains mixture；
3) raw material that step 2) is uniformly mixed is directlyed adopt into double screw extruder squeeze out and make material, control extrusion temperature
It is 140 DEG C, obtains water-fast PVC plastic after the particle drying of extrusion.
Comparative example 2
A kind of water-fast PVC cable, the material including following parts by weight:
The partial size of silicon carbide and antimony oxide is 80nm；The number-average molecular weight of polyvinyl chloride is 40000g/mol.
The preparation method of water-fast PVC cable:
1) by polyvinyl chloride, zinc ricinate, phosphorous vinegar, octatecatrienoic acid, cocoanut fatty acid diethanolamide,
Zinc dialkyl dithiophosphate, sulfobutyl-beta-cyclodextrins are placed in heating in high-speed kneading machine and carry out mixed on low speed, high-speed kneading machine
Temperature control at 105-110 DEG C, while be added 17 fluorine pelargonic acid ethyl esters, start mixed at high speed；
2) when mixed at high speed to material temperature reaches 90 DEG C, it is again started up mixed on low speed, is first added in the case where mixed on low speed
Silicon nitride, antimony oxide, sodium phosphate, KH-590 are uniformly mixed, and the copolymerization of vinylidene fluoride-chlorotrifluoroethylene is then added
Object, acrylic rubber, methyl glycol fatty acid ester continue mixed on low speed 60 seconds, can discharge when material temperature reaches 100 DEG C, obtain
Mixture；
3) raw material that step 2) is uniformly mixed is directlyed adopt into double screw extruder squeeze out and make material, control extrusion temperature
It is 140 DEG C, obtains water-fast PVC plastic after the particle drying of extrusion.
Comparative example 3:
A kind of water-fast PVC cable, the material including following parts by weight:
The partial size of silicon carbide and antimony oxide is 90nm；The number-average molecular weight of polyvinyl chloride is 41000g/mol.
The preparation method of water-fast PVC cable:
1) by polyvinyl chloride, phosphorous vinegar, octatecatrienoic acid, cocoanut fatty acid diethanolamide, dialkyl disulfides
Heating in high-speed kneading machine, which is placed in, for trbasic zinc phosphate, sulfobutyl-beta-cyclodextrins carries out mixed on low speed, the temperature control of high-speed kneading machine
At 105-110 DEG C, while 17 fluorine pelargonic acid ethyl esters and tributyl 2-acetylcitrate is added, starts mixed at high speed；
2) when mixed at high speed to material temperature reaches 90 DEG C, it is again started up mixed on low speed, is first added in the case where mixed on low speed
Silicon nitride, antimony oxide, sodium phosphate, KH-590 are uniformly mixed, and the copolymerization of vinylidene fluoride-chlorotrifluoroethylene is then added
Object, acrylic rubber, methyl glycol fatty acid ester continue mixed on low speed 60 seconds, can discharge when material temperature reaches 100 DEG C, obtain
Mixture；
3) raw material that step 2) is uniformly mixed is directlyed adopt into double screw extruder squeeze out and make material, control extrusion temperature
It is 140 DEG C, obtains water-fast PVC plastic after the particle drying of extrusion.
Comparative example 4:
A kind of water-fast PVC cable, the material including following parts by weight:
The partial size of silicon carbide and antimony oxide is 90nm；The number-average molecular weight of polyvinyl chloride is 41000g/mol.
The preparation method of water-fast PVC cable:
1) by polyvinyl chloride, zinc ricinate, phosphorous vinegar, octatecatrienoic acid, cocoanut fatty acid diethanolamide,
Zinc dialkyl dithiophosphate, sulfobutyl-beta-cyclodextrins are placed in heating in high-speed kneading machine and carry out mixed on low speed, high-speed kneading machine
Temperature control at 105-110 DEG C, while 17 fluorine pelargonic acid ethyl esters and tributyl 2-acetylcitrate is added, starting high speed is mixed
It closes；
2) when mixed at high speed to material temperature reaches 90 DEG C, it is again started up mixed on low speed, is first added in the case where mixed on low speed
Silicon nitride, sodium phosphate, KH-590 are uniformly mixed, and vinylidene fluoride-chlorotrifluoroethylene copolymer, acrylate rubber is then added
Glue, methyl glycol fatty acid ester continue mixed on low speed 60 seconds, can discharge when material temperature reaches 100 DEG C, obtain mixture；
3) raw material that step 2) is uniformly mixed is directlyed adopt into double screw extruder squeeze out and make material, control extrusion temperature
It is 140 DEG C, obtains water-fast PVC plastic after the particle drying of extrusion.
Comparative example 5:
A kind of water-fast PVC cable, the material including following parts by weight:
The partial size of silicon carbide and antimony oxide is 100nm；The number-average molecular weight of polyvinyl chloride is 42000g/mol.
The preparation method of water-fast PVC cable:
1) by polyvinyl chloride, zinc ricinate, phosphorous vinegar, octatecatrienoic acid, cocoanut fatty acid diethanolamide,
Sulfobutyl-beta-cyclodextrins are placed in heating in high-speed kneading machine and carry out mixed on low speed, and the temperature of high-speed kneading machine is controlled in 105-110
DEG C, while 17 fluorine pelargonic acid ethyl esters and tributyl 2-acetylcitrate is added, start mixed at high speed；
2) when mixed at high speed to material temperature reaches 90 DEG C, it is again started up mixed on low speed, is first added in the case where mixed on low speed
Silicon nitride, antimony oxide, sodium phosphate, KH-590 are uniformly mixed, and the copolymerization of vinylidene fluoride-chlorotrifluoroethylene is then added
Object, acrylic rubber, methyl glycol fatty acid ester continue mixed on low speed 60 seconds, can discharge when material temperature reaches 100 DEG C, obtain
Mixture；
3) raw material that step 2) is uniformly mixed is directlyed adopt into double screw extruder squeeze out and make material, control extrusion temperature
It is 140 DEG C, obtains water-fast PVC plastic after the particle drying of extrusion.
Comparative example 6:
A kind of water-fast PVC cable, the material including following parts by weight:
The partial size of silicon carbide and antimony oxide is 100nm；The number-average molecular weight of polyvinyl chloride is 42000g/mol.
The preparation method of water-fast PVC cable:
1) by polyvinyl chloride, zinc ricinate, phosphorous vinegar, cocoanut fatty acid diethanolamide, dialkyl dithio
Trbasic zinc phosphate, sulfobutyl-beta-cyclodextrins are placed in heating in high-speed kneading machine and carry out mixed on low speed, and the temperature control of high-speed kneading machine exists
105-110 DEG C, while 17 fluorine pelargonic acid ethyl esters and tributyl 2-acetylcitrate is added, start mixed at high speed；
2) when mixed at high speed to material temperature reaches 90 DEG C, it is again started up mixed on low speed, is first added in the case where mixed on low speed
Silicon nitride, antimony oxide, sodium phosphate, KH-590 are uniformly mixed, and the copolymerization of vinylidene fluoride-chlorotrifluoroethylene is then added
Object, acrylic rubber, methyl glycol fatty acid ester continue mixed on low speed 60 seconds, can discharge when material temperature reaches 100 DEG C, obtain
Mixture；
3) raw material that step 2) is uniformly mixed is directlyed adopt into double screw extruder squeeze out and make material, control extrusion temperature
It is 140 DEG C, obtains water-fast PVC plastic after the particle drying of extrusion.
Comparative example 7:
A kind of water-fast PVC cable, the material including following parts by weight:
The partial size of silicon carbide and antimony oxide is 100nm；The number-average molecular weight of polyvinyl chloride is 42000g/mol.
The preparation method of water-fast PVC cable:
1) by polyvinyl chloride, zinc ricinate, phosphorous vinegar, octatecatrienoic acid, cocoanut fatty acid diethanolamide,
Zinc dialkyl dithiophosphate, sulfobutyl-beta-cyclodextrins are placed in heating in high-speed kneading machine and carry out mixed on low speed, high-speed kneading machine
Temperature control at 105-110 DEG C, while 17 fluorine pelargonic acid ethyl esters and tributyl 2-acetylcitrate is added, starting high speed is mixed
It closes；
2) when mixed at high speed to material temperature reaches 90 DEG C, it is again started up mixed on low speed, is first added in the case where mixed on low speed
Silicon nitride, antimony oxide, KH-590 are uniformly mixed, and vinylidene fluoride-chlorotrifluoroethylene copolymer, acrylic acid is then added
Ester rubber, methyl glycol fatty acid ester continue mixed on low speed 60 seconds, can discharge when material temperature reaches 100 DEG C, obtain mixture；
3) raw material that step 2) is uniformly mixed is directlyed adopt into double screw extruder squeeze out and make material, control extrusion temperature
It is 140 DEG C, obtains water-fast PVC plastic after the particle drying of extrusion.
The performance test results of embodiment and comparative example are listed below:
It can be seen that by examples detailed above, the material obtained not only has excellent water resistance, but also flame retardant property insulating properties
Can more general material it is good.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details.
Claims (10)
1. a kind of water-fast PVC cable, which is characterized in that the material including following parts by weight:
2. water-fast PVC cable according to claim 1, which is characterized in that the rubber includes the inclined difluoro of 30~40wt%
The copolymer and 60~70wt% acrylic rubber of ethylene-chlorinated.
3. water-fast PVC cable according to claim 2, which is characterized in that the plasticizer includes 30~40wt% 17
Fluorine pelargonic acid ethyl ester and 60~70wt% tributyl 2-acetylcitrate.
4. water-fast PVC cable according to claim 3, which is characterized in that the stabilizer includes 60~70wt% castor-oil plant
Zinc oleate and 30~40wt% phosphorous vinegar.
5. water-fast PVC cable according to claim 1 or 4, which is characterized in that the filler is carbonized including 30~40wt%
Silicon and 60~70wt% antimony oxide.
6. water-fast PVC cable according to claim 5, which is characterized in that the antioxidant includes 50~60wt% dioxane
Base zinc dithiophosphate and 40~50wt% sulfobutyl-beta-cyclodextrins.
7. water-fast PVC cable according to claim 1, which is characterized in that the lubricant includes 30~40wt% 18
Carbon trienic acid and 60~70wt% cocoanut fatty acid diethanolamide.
8. water-fast PVC cable according to claim 7, which is characterized in that further include the sodium phosphate of 1~3 parts by weight.
9. water-fast PVC cable according to claim 5, which is characterized in that the partial size of the silicon carbide and antimony oxide
For 80~100nm.
10. water-fast PVC cable according to claim 1, which is characterized in that the number-average molecular weight of the polyvinyl chloride is
40000~42000g/mol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910124238.8A CN109679253A (en) | 2019-02-18 | 2019-02-18 | Water-fast PVC cable |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910124238.8A CN109679253A (en) | 2019-02-18 | 2019-02-18 | Water-fast PVC cable |
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| CN109679253A true CN109679253A (en) | 2019-04-26 |
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| CN201910124238.8A Withdrawn CN109679253A (en) | 2019-02-18 | 2019-02-18 | Water-fast PVC cable |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006132452A1 (en) * | 2005-06-08 | 2006-12-14 | Ls Cable Ltd. | Halogen-free flame retardant composition for cable covering material and cable for railway vehicles using the same |
| CN103128945A (en) * | 2013-03-19 | 2013-06-05 | 佛山顾地塑胶有限公司 | Preparation method of heat-resistant PVC (polyvinyl chloride) casing pipe for buried high-voltage power cable |
| CN103524946A (en) * | 2013-10-17 | 2014-01-22 | 宁波一舟塑胶有限公司 | High-temperature-resistant thermoplastic polyvinyl chloride cable material and preparation method thereof |
-
2019
- 2019-02-18 CN CN201910124238.8A patent/CN109679253A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006132452A1 (en) * | 2005-06-08 | 2006-12-14 | Ls Cable Ltd. | Halogen-free flame retardant composition for cable covering material and cable for railway vehicles using the same |
| CN103128945A (en) * | 2013-03-19 | 2013-06-05 | 佛山顾地塑胶有限公司 | Preparation method of heat-resistant PVC (polyvinyl chloride) casing pipe for buried high-voltage power cable |
| CN103524946A (en) * | 2013-10-17 | 2014-01-22 | 宁波一舟塑胶有限公司 | High-temperature-resistant thermoplastic polyvinyl chloride cable material and preparation method thereof |
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