CN104004265A - Inflaming retarding polyolefin cable material and preparing method and application thereof - Google Patents
Inflaming retarding polyolefin cable material and preparing method and application thereof Download PDFInfo
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- CN104004265A CN104004265A CN201410265846.8A CN201410265846A CN104004265A CN 104004265 A CN104004265 A CN 104004265A CN 201410265846 A CN201410265846 A CN 201410265846A CN 104004265 A CN104004265 A CN 104004265A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C08L23/0853—Vinylacetate
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
- H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- 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
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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
- C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers
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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
- C08L2312/00—Crosslinking
- C08L2312/06—Crosslinking by radiation
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Abstract
The invention relates to an inflaming retarding polyolefin cable material and a preparing method and application thereof, in particular to the application of the inflaming retarding polyolefin cable material for serving as a photovoltaic cable especially for a photovoltaic cable with the working temperature being 125 DEG C, and belongs to the field of inflaming retarding and insulating materials. The cable material can meet all performance requirements of YJZDF-125 in JB/T10436-2004, and can pass the 185 +/-2 DEG C*100 h hot air aging experiment, the change rate of the tensile strength and the elongation at break of the aged sample is smaller than 50 percent, and the inflaming retarding polyolefin cable material is suitable for the machining technology of the photovoltaic cable during machining.
Description
Technical field
The application relates to a kind of flame-proof polyolefine cable material, its preparation method and purposes, and particularly it is for photovoltaic cable, and particularly working temperature is the purposes of the photovoltaic cable of 125 DEG C, belongs to flame-retardant insulating material field.
Background technology
Heliotechnics will become one of following green energy resource technology, and the photovoltaic industry of China developed rapidly in recent years.The photovoltaic generation factory that builds economical and efficient, has represented the most important target of all sun power manufacturerss and core competitiveness.
Solar photovoltaic cable is a kind of for the special cables in solar photovoltaic assembly system, and nominal operation temperature is 120 DEG C (can use 20000 hours).This rated value is equivalent to use 18 years under the lasting temperature condition of 90 DEG C; And when temperature is during lower than 90 DEG C, its longer service life.Photovoltaic cable is 8 times of rubber cable work-ing life out of doors, is 32 times of PVC cable.Conventionally should reach more than 20 to 30 years the work-ing life of solar facilities.Photovoltaic cable has the feature such as weathering resistance, rub resistance, and can bear wider temperature variation (for example: from-40 DEG C to 125 DEG C).High Performance Insulation material and sheath material after high-energy electron accelerator cross-linking radiation have reliable insulating property and mechanical property.Processing and use range is wider and easily operate, and this class material is Halogen product, once presence of fire accident does not produce poisonous and hazardous gas and the amount of being fuming less.
Due to the singularity of photovoltaic cable work, therefore photovoltaic cable material need to solve following problem: (1), because operating ambient temperature is conventionally higher, therefore CABLE MATERIALS needs a higher temperature resistant grade; (2), due to the acute variation of operating ambient temperature, therefore need to give CABLE MATERIALS wider operating temperature range.
Summary of the invention
the problem that invention will solve
The application's object is to provide a kind of flame-proof polyolefine cable material, and described CABLE MATERIALS can have that temperature resistant grade is high, the characteristic of good weatherability; By irradiation crosslinking technological, described CABLE MATERIALS has thermoset characteristic; By the use of oxidation inhibitor, described CABLE MATERIALS can be in the use of long-term safety under severe environment.
for the scheme of dealing with problems
The application provides a kind of flame-proof polyolefine cable material, it is characterized in that, comprises following component:
(a) matrix resin of 100 mass parts,
Wherein matrix resin is made up of vinyl-vinyl acetate copolymer, the polyethylene of 10-30 mass parts and the interfacial compatibilizer of 10-35 mass parts of 25-65 mass parts;
(b) 70-170 mass parts, the preferably fire retardant of 80-140 mass parts,
(c) lubricant of 0-2 mass parts,
(d) oxidation inhibitor of 1-10 mass parts,
(e) coupling agent of 0.5-2.5 mass parts,
(f) carbon black of 0.1-1.5 mass parts.
According to the CABLE MATERIALS described in the application, it is characterized in that, the melt flow index that described vinyl-vinyl acetate copolymer is measured under 190 DEG C and 2.16kg load according to ASTM D1238-2004 is 4-6g/10min, and in multipolymer, the content of vinyl acetate monomer unit is 26-28 quality %.
According to the CABLE MATERIALS described in the application, it is characterized in that, described polyethylene is selected the metallocene linear low density polyethylene that the melt flow index measured under 190 DEG C and 2.16kg load according to ASTM D1238-2004 is 2-4g/10min.
According to the CABLE MATERIALS described in the application, it is characterized in that, the mass fraction of described vinyl-vinyl acetate copolymer is 35-55 mass parts.
According to the CABLE MATERIALS described in the application, it is characterized in that, described poly mass fraction is 20-30 mass parts.
According to the CABLE MATERIALS described in the application, it is characterized in that, the mass fraction of described interfacial compatibilizer is 15-25 mass parts.
According to the CABLE MATERIALS described in the application, it is characterized in that, described interfacial compatibilizer is the maleic anhydride grafts of ethene and the multipolymer that is selected from a kind of monomer in vinyl-acetic ester, methyl acrylate, propylene, butylene, hexene or octene; Be preferably the maleic anhydride grafts of polyethylene-vinyl-acetic ester.
According to the CABLE MATERIALS described in the application, it is characterized in that, described fire retardant is by 50-100 mass parts, the preferably aluminium hydroxide of 50-80 mass parts, and 20-70 mass parts, the preferably magnesium hydroxide of 30-60 mass parts composition.
The application also provides a kind of and it is characterized in that according to the preparation method of the CABLE MATERIALS described in the application, and each component is put into mixing machine, passes through twin screw extruder granulation after mixing again, and makes CABLE MATERIALS.
The application also provides according to the CABLE MATERIALS described in the application for photovoltaic cable, and particularly working temperature is the purposes of the photovoltaic cable of 125 DEG C.
the effect of invention
The application's CABLE MATERIALS meets the properties requirement of YJZDF-125 in JB/T10436-2004, and can be by 185 DEG C ± 2 DEG C × 100h hot air aging experiment, the velocity of variation of the aging back draft intensity of sample and elongation at break is less than 28%, adds the complete processing that is applicable to photovoltaic cable man-hour.
Embodiment
The application provides a kind of flame-proof polyolefine cable material, it is characterized in that, comprises following component:
(a) matrix resin of 100 mass parts,
Wherein matrix resin is made up of vinyl-vinyl acetate copolymer, the polyethylene of 10-30 mass parts and the interfacial compatibilizer of 10-35 mass parts of 25-65 mass parts;
(b) 70-170 mass parts, the preferably fire retardant of 80-140 mass parts,
(c) lubricant of 0-2 mass parts,
(d) oxidation inhibitor of 1-10 mass parts,
(e) coupling agent of 0.5-2.5 mass parts,
(f) carbon black of 0.1-1.5 mass parts.
In CABLE MATERIALS described in the application, preferably, the melt flow index that described vinyl-vinyl acetate copolymer is measured under 190 DEG C and 2.16kg load according to ASTM D1238-2004 is 4-6g/10min, and preferably, in multipolymer, the content of vinyl acetate monomer unit is 26-28 quality %.
Described polyethylene comprises LLDPE (LLDPE), MLLDPE (metallocene linear low density polyethylene), ULDPE (ultra-low density polyethylene) etc., preferably, select the metallocene linear low density polyethylene that the melt flow index measured according to ASTM D1238-2004 is 2-4g/10min under 190 DEG C and 2.16kg load.
In CABLE MATERIALS described in the application, the mass fraction of described vinyl-vinyl acetate copolymer is preferably 35-55 mass parts, and described poly mass fraction is preferably 20-30 mass parts, and the mass fraction of described interfacial compatibilizer is preferably 15-25 mass parts.
Preferably, described interfacial compatibilizer is the maleic anhydride grafts of ethene and the multipolymer that is selected from a kind of monomer in vinyl-acetic ester, methyl acrylate, propylene, butylene, hexene or octene; Be preferably the maleic anhydride grafts of polyethylene-vinyl-acetic ester.
In CABLE MATERIALS described in the application, described fire retardant is 70-170 mass parts, is preferably 80-140 mass parts, and it can be 90 parts, 110 parts, 130 parts etc.Preferably, described fire retardant is by 50-100 mass parts, preferably aluminium hydroxide and the 20-70 mass parts of 50-80 mass parts, the preferably magnesium hydroxide of 30-60 mass parts composition.Described aluminium hydroxide is preferably the chemical method aluminium hydroxide (104LEO that for example Albemarle Corporation of the U.S. produces) through surface-modifying agent modification, and described magnesium hydroxide is the chemical method magnesium hydroxide (H5IV that for example Albemarle Corporation of the U.S. produces) that particle diameter is less than 200nm.
In CABLE MATERIALS described in the application, described lubricant is 0-2 mass parts, is preferably 0.5-1.5 mass parts, and it is preferably one or more in stearic acid, Zinic stearas, Magnesium Stearate, polyethylene wax.
In CABLE MATERIALS described in the application, described oxidation inhibitor is 1-10 mass parts, and it can be antioxidant 1010, DSTP, 168,300 etc.Preferably, described oxidation inhibitor is by 0.5-3.5 mass parts, preferably antioxidant 1010 (the chemical name: four [β-(3 of 1-2.5 mass parts, 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester), 0.5-2.5 mass parts, the preferably oxidation inhibitor DSTP (chemical name: thio-2 acid SUNSOFT Q-182S) of 0.5-1 mass parts, with 0.2-1.5 mass parts, the preferably irgasfos 168 (chemical name: three [2,4-di-tert-butyl-phenyl] phosphorous acid ester) of 0.2-1 mass parts composition.
In CABLE MATERIALS described in the application, described coupling agent is 0.5-2.5 mass parts, preferably 1-2 mass parts, and it can be silane coupling agent, epoxy resin coupling agent etc.Preferably, described coupling agent is silane coupling agent, for example A-172 (chemical name: vinyl three ('beta '-methoxy oxyethyl group) silane), KH-560 (chemical name: γ-(2,3-epoxy the third oxygen) propyl trimethoxy silicane), KH-570 (chemical name: γ-methacryloxypropyl trimethoxy silane) etc.
In this application, above-mentioned each component of use is all commercially available prod, can be easily commercially available.
The application also provides a kind of and it is characterized in that according to the preparation method of the CABLE MATERIALS described in the application, and each component is put into mixing machine, passes through twin screw extruder granulation after mixing again, and makes CABLE MATERIALS.
The application also provides according to the CABLE MATERIALS described in the application for photovoltaic cable, and particularly working temperature is the purposes of the photovoltaic cable of 125 DEG C.
The application's feature:
(1) melt flow index of vinyl-vinyl acetate copolymer used in this application is 4-6g/10min, the melt flow index of metallocene linear low density polyethylene is 2-4g/10min, this melt flow index is conducive to the high speed extrusion of material, and is conducive to cross-linking radiation.
(2) the application adopts surface treated chemical method aluminium hydroxide and chemical method magnesium hydroxide, they can with the better combination of matrix resin, ensured mechanical property and the electrical property of material; The aluminium hydroxide that while chemical method is synthetic and the foreign matter content of magnesium hydroxide are low, have ensured that material can be well by the high temperature ageing experiment of 185 DEG C ± 2 DEG C × 100h.
(3) the application adopts the mode of cross-linking radiation to manufacture cable, has avoided in chemically crosslinked, easily occurring easily occurring in incipient scorch and crosslinked with silicane the situation of gel, and can control easily degree of crosslinking by controlling irradiation dose.
(4) the high temperature resistant grade of the material after cross-linking radiation improves, and can be the photovoltaic cable of 125 DEG C for working temperature, the work-ing life of greatly having improved photovoltaic material.
(5) owing to using aluminium hydroxide and magnesium hydroxide as fire retardant, be therefore the fuming amount of material in the time of burning, pH value and all reductions greatly of poison exponent of flue gas.
Embodiment
In an embodiment, vinyl-vinyl acetate copolymer is the trade mark 1828 that Korea S's Hanwha Chemical is produced, metallocene linear low density polyethylene is the trade mark 3518CB that Exxon Mobil company produces, ethylene-octene copolymer is the trade mark 8150 that LG-DOW company produces, the maleic anhydride grafts of vinyl-vinyl acetate copolymer is the trade mark 250D that du pont company produces, aluminium hydroxide is the trade mark 104LEO that Albemarle Corporation of the U.S. produces, magnesium hydroxide is the trade mark H5IV that Albemarle Corporation of the U.S. produces, Magnesium Stearate is commercially available, antioxidant 1010 is purchased from BASF Aktiengesellschaft, oxidation inhibitor DSTP is purchased from Ningbo gold sea Albemarle Corporation, irgasfos 168 is purchased from BASF Aktiengesellschaft, silane coupling A-172 are commercially available, carbon black is to be commercially available colour carbon black.
Embodiment 1
According to the mass fraction, (melt flow index is 4g/10min to take the vinyl-vinyl acetate copolymer of 50 parts, in multipolymer, the content of vinyl acetate monomer unit is 28 quality %), the metallocene linear low density polyethylene (melt flow index is 3.5g/10min) of 30 parts, the maleic anhydride grafts of the vinyl-vinyl acetate copolymer of 20 parts, the aluminium hydroxide of 80 parts, the magnesium hydroxide of 40 parts, the Magnesium Stearate of 1 part, the antioxidant 1010 of 1.5 parts, the oxidation inhibitor DSTP of 1 part, the irgasfos 168 of 0.5 part, silane coupling A-172 of 1.5 parts, the carbon black of 0.7 part.
First above-mentioned each component is mixed in high-speed mixer, then drop into Banbury mixer, banburying temperature is 145 DEG C, mix after plasticizing evenly, extruding pelletization in twin screw, the two rank of single screw rod machine, twin-screw extrusion temperature is at 100-115 DEG C, and single Screw Extrusion temperature is at 120-140 DEG C.
Described CABLE MATERIALS control linear speed is extruded into electric wire under 200m/min, and obtaining conductor cross-sectional area is 4mm
2photovoltaic wire, the smooth surface exquisiteness of described photovoltaic wire.
After testing, the performance of described cable is as follows: (according to JB/T10436-2004 standard detection)
Tensile strength 11.99MPa, elongation at break 263%; Limiting oxygen index(LOI) 35%; Density 1.430g/cm
3, volume specific resistance is 9.3 × 10
12(Ω cm).After 158 ± 2 DEG C × 168h hot air aging, the velocity of variation of tensile strength and elongation at break is 9.35%; After 185 ± 2 DEG C × 100h hot air aging, the velocity of variation of tensile strength and elongation at break is 23.16%; Hot unit elongation is 10%; All meet industry standard requirement, and to be applicable to working temperature be the photovoltaic cable of 125 DEG C.
Embodiment 2
According to the mass fraction, (melt flow index is 4g/10min to take the vinyl-vinyl acetate copolymer of 55 parts, in multipolymer, the content of vinyl acetate monomer unit is 28 quality %), the metallocene linear low density polyethylene (melt flow index is 3.5g/10min) of 20 parts, the maleic anhydride grafts of the vinyl-vinyl acetate copolymer of 25 parts, the aluminium hydroxide of 60 parts, the magnesium hydroxide of 40 parts, the Magnesium Stearate of 1 part, the antioxidant 1010 of 1.5 parts, the oxidation inhibitor DSTP of 1 part, the irgasfos 168 of 0.5 part, silane coupling A-172 of 1.5 parts, the carbon black of 0.7 part.
First above-mentioned each component is mixed in high-speed mixer, then drop into Banbury mixer, banburying temperature is 145 DEG C, mix after plasticizing evenly, extruding pelletization in twin screw, the two rank of single screw rod machine, twin-screw extrusion temperature is at 100-115 DEG C, and single Screw Extrusion temperature is at 120-140 DEG C.
Described CABLE MATERIALS control linear speed is extruded into electric wire under 200m/min, and obtaining conductor cross-sectional area is 4mm
2photovoltaic wire, the smooth surface exquisiteness of described photovoltaic wire.
After testing, the performance of described cable is as follows: (according to JB/T10436-2004 standard detection)
Tensile strength 12.70MPa, elongation at break 316%; Limiting oxygen index(LOI) 33%; Density 1.345g/cm
3, volume specific resistance is 2.03 × 10
13(Ω cm).After 158 ± 2 DEG C × 168h hot air aging, the velocity of variation of tensile strength and elongation at break is 14.46%; After 185 ± 2 DEG C × 100h hot air aging, the velocity of variation of tensile strength and elongation at break is 35.69%; Hot unit elongation is 20%; All meet industry standard requirement, and to be applicable to working temperature be the photovoltaic cable of 125 DEG C.
Comparative example 1
According to the mass fraction, (melt flow index is 4g/10min to take the vinyl-vinyl acetate copolymer of 50 parts, in multipolymer, the content of vinyl acetate monomer unit is 28 quality %), the metallocene linear low density polyethylene (melt flow index is 3.5g/10min) of 35 parts, the maleic anhydride grafts of the vinyl-vinyl acetate copolymer of 15 parts, the aluminium hydroxide of 90 parts, the magnesium hydroxide of 30 parts, the Magnesium Stearate of 1 part, the antioxidant 1010 of 0.5 part, the oxidation inhibitor DSTP of 0.3 part, the irgasfos 168 of 0.2 part, silane coupling A-172 of 1.5 parts, the carbon black of 0.7 part.
First above-mentioned each component is mixed in high-speed mixer, then drop into Banbury mixer, banburying temperature is 145 DEG C, mix after plasticizing evenly, extruding pelletization in twin screw, the two rank of single screw rod machine, twin-screw extrusion temperature is at 100-115 DEG C, and single Screw Extrusion temperature is at 120-140 DEG C.
Described CABLE MATERIALS control linear speed is extruded into electric wire under 200m/min, and obtaining conductor cross-sectional area is 4mm
2photovoltaic wire, the smooth surface exquisiteness of described photovoltaic wire.
After testing, the performance of described cable is as follows: (according to JB/T10436-2004 standard detection)
Tensile strength 13.8MPa, elongation at break 298%; Limiting oxygen index(LOI) 33%; Density 1.378g/cm
3, volume specific resistance is 1.01 × 10
13(Ω cm).After 158 ± 2 DEG C × 168h hot air aging, the velocity of variation of tensile strength and elongation at break is 43.86%; After 185 ± 2 DEG C × 100h hot air aging, the velocity of variation of tensile strength and elongation at break is 67.53%; Hot unit elongation is 25%; Therefore be judged to be aging defective; Do not meet industry standard requirement, be not suitable for working temperature and be the photovoltaic cable of 125 DEG C.
Claims (10)
1. a flame-proof polyolefine cable material, is characterized in that, comprises following component:
(a) matrix resin of 100 mass parts,
Wherein matrix resin is made up of vinyl-vinyl acetate copolymer, the polyethylene of 10-30 mass parts and the interfacial compatibilizer of 10-35 mass parts of 25-65 mass parts;
(b) 70-170 mass parts, the preferably fire retardant of 80-140 mass parts,
(c) lubricant of 0-2 mass parts,
(d) oxidation inhibitor of 1-10 mass parts,
(e) coupling agent of 0.5-2.5 mass parts,
(f) carbon black of 0.1-1.5 mass parts.
2. CABLE MATERIALS according to claim 1, it is characterized in that, the melt flow index that described vinyl-vinyl acetate copolymer is measured under 190 DEG C and 2.16kg load according to ASTM D1238-2004 is 4-6g/10min, and in multipolymer, the content of vinyl acetate monomer unit is 26-28 quality %.
3. CABLE MATERIALS according to claim 1 and 2, is characterized in that, described polyethylene is selected the metallocene linear low density polyethylene that the melt flow index measured under 190 DEG C and 2.16kg load according to ASTM D1238-2004 is 2-4g/10min.
4. according to the CABLE MATERIALS described in claim 1-3 any one, it is characterized in that, the mass fraction of described vinyl-vinyl acetate copolymer is 35-55 mass parts.
5. according to the CABLE MATERIALS described in claim 1-4 any one, it is characterized in that, described poly mass fraction is 20-30 mass parts.
6. according to the CABLE MATERIALS described in claim 1-5 any one, it is characterized in that, the mass fraction of described interfacial compatibilizer is 15-25 mass parts.
7. according to the CABLE MATERIALS described in claim 1-6 any one, it is characterized in that, described interfacial compatibilizer is the maleic anhydride grafts of ethene and the multipolymer that is selected from a kind of monomer in vinyl-acetic ester, methyl acrylate, propylene, butylene, hexene or octene; Be preferably the maleic anhydride grafts of polyethylene-vinyl-acetic ester.
8. according to the CABLE MATERIALS described in claim 1-7 any one, it is characterized in that, described fire retardant is by 50-100 mass parts, the preferably aluminium hydroxide of 50-80 mass parts, and 20-70 mass parts, the preferably magnesium hydroxide of 30-60 mass parts composition.
9. according to a preparation method for the CABLE MATERIALS described in claim 1-8 any one, it is characterized in that, each component is put into mixing machine, after mixing, pass through again twin screw extruder granulation, make CABLE MATERIALS.
10. be the purposes of the photovoltaic cable of 125 DEG C according to the CABLE MATERIALS described in claim 1-8 any one for photovoltaic cable, particularly working temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410265846.8A CN104004265A (en) | 2014-06-13 | 2014-06-13 | Inflaming retarding polyolefin cable material and preparing method and application thereof |
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| CN201410265846.8A CN104004265A (en) | 2014-06-13 | 2014-06-13 | Inflaming retarding polyolefin cable material and preparing method and application thereof |
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| CN108314829A (en) * | 2017-12-28 | 2018-07-24 | 浙江万马高分子材料有限公司 | Cable material of polyolefin and its preparation method and application |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104530547A (en) * | 2014-12-19 | 2015-04-22 | 上海至正道化高分子材料股份有限公司 | Thermoplastic low-smoke halogen-free high-flame-retardant material for automobile wire and preparation method of material |
| CN104893089A (en) * | 2015-06-18 | 2015-09-09 | 上海至正道化高分子材料股份有限公司 | Low-smoke and halogen-free flame retardant material for optical cable covered with rubber and preparation method of low-smoke and halogen-free flame retardant material |
| CN108314829A (en) * | 2017-12-28 | 2018-07-24 | 浙江万马高分子材料有限公司 | Cable material of polyolefin and its preparation method and application |
| CN108314829B (en) * | 2017-12-28 | 2021-01-12 | 浙江万马高分子材料集团有限公司 | Polyolefin cable material and preparation method and application thereof |
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