CN109161146A - A kind of wear-resisting weather-proof insulating materials being used to prepare power distribution cabinet cable in substation - Google Patents
A kind of wear-resisting weather-proof insulating materials being used to prepare power distribution cabinet cable in substation Download PDFInfo
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- 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
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Abstract
The present invention relates to a kind of wear-resisting weather-proof insulating materials for being used to prepare power distribution cabinet cable, prepare raw material are as follows: MAH-g-EVA, sulfonated polystyrene, polyetheramine-polyphosphazene copolymer, polyetheramine-polyphosphazene copolymer cladding filler, wear-resistant ceramic powder, silane coupling agent KH-560 and pore creating material.Wear-resisting weather-proof insulating materials anti-flammability of the invention is strong, intensity is high, wearability is good and insulation performance is good, and market prospects are huge.
Description
Technical field
It is the present invention relates to field of cable technology, in particular to a kind of to be used to prepare the wear-resisting of power distribution cabinet cable in substation
Weather-proof insulating materials.
Background technique
In recent years, with electrical high speed development, the construction of substation is more and more, and the demand of power distribution cabinet is also increasingly
Greatly.The demand of cable as power distribution cabinet core component is also growing day by day, therefore the comprehensive performance for especially needing to have excellent
And energy-saving and environment-friendly CABLE MATERIALS.The rigid polyvinyl chloride cable material of the prior art can discharge a large amount of toxic gases and cigarette in burning
Mist, environment easy to pollute.Polyolefine material meets energy conservation and environmentally protective requirement, but still has not in anti-flammability and wearability
Foot, thus in the prior art, it is general that inorganic fire retardants is added to improve its performance, but inorganic material and high molecular material exist
Compatible problem easily causes the decline of material mechanical performance, and therefore, it is difficult to obtain the good product of comprehensive performance.
For this reason, it may be necessary to carry out technological improvement, to obtain, anti-flammability is strong, intensity is high, wearability is good and insulation performance is good
Novel cable insulating materials.
Summary of the invention
To solve the above-mentioned problems, the invention discloses a kind of wear-resisting weather-proof insulation materials for being used to prepare power distribution cabinet cable
Material, by weight, prepares raw material are as follows:
Preferably, raw material is prepared are as follows:
Preferably, the grafting rate of MAH is 1%-5% in the MAH-g-EVA；Preferably 5%.
Preferably, the weight average molecular weight of the sulfonated polystyrene is 100000-300000；Preferably 180000.
Preferably, the sulfonation degree of the sulfonated polystyrene is 10%-30%；Preferably 15%.
Preferably, the polyetheramine-polyphosphazene copolymer the preparation method comprises the following steps:
(1) under nitrogen protection, the epoxy resin E44 of 260 grams of benzylamine and 1000 grams is dissolved in 10L's in the reactor
In propylene glycol monomethyl ether, 100 DEG C are then heated to, constant temperature simultaneously after magnetic agitation 10h, stops heating, is down to room temperature and will react molten
Liquid pours into pure water, obtains Filamentous product, after filtering and the filiform product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours,
Obtain amine terminated polyether amine；
(2) under 200W ultrasound condition, successively by the 4 of 32 grams, 4 '-dihydroxy diphenyl ethers, 19 grams of hexachlorocyclotriph,sphazene,
The triethylamine of 170ml and the acetonitrile of 6L are added in reactor, lead to nitrogen protection and magnetic agitation, then heat to 40 DEG C of reactions
After 2h, stop heating and be simultaneously down to room temperature, the sodium hydrate aqueous solution of 4L is then added dropwise into reaction solution, and (mass concentration is
20%) after, 4 grams of epoxychloropropane is added, after then heating to 50 DEG C of reaction 2h, reaction solution is poured into ethyl alcohol, is obtained
Solid product obtains epoxy terminated poly- phosphorus after filtering and the solid product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours
Nitrile；
(3) by 40 grams of epoxy group polyphosphazene obtained by 50 grams of amine terminated polyether amine, above-mentioned steps (2) obtained by above-mentioned steps (1),
Acetonitrile 6L and dimethyl sulfoxide 1L is added in reactor, leads to nitrogen protection and magnetic agitation, then heats to 80 DEG C of reaction 2h
Afterwards, stop heating and be down to room temperature, reaction solution is poured into ethyl alcohol, solid product is obtained, filters and is placed in the solid product
After sufficiently drying for 24 hours at 50 DEG C in vacuum drying oven, the polyetheramine-polyphosphazene copolymer is obtained.
Preferably, the polyetheramine-polyphosphazene copolymer cladding filler the preparation method comprises the following steps:
By polyetheramine as claimed in claim 4-50 grams of polyphosphazene copolymer, 5 grams of silane resin acceptor kh-550, acetonitrile
In 1.5L, dimethyl sulfoxide 0.5L and 30 grams of addition reactors of filler, after being warming up to 50 DEG C and mechanical stirring 2h, stop anti-
It answers, the solid product that solution is filtered and is coated, after sufficiently drying the solid, it is total to obtain the polyetheramine-polyphosphazene
Polymers coats filler.
Preferably, the filler is selected from hydrotalcite, silica, titanium dioxide, hydroxyapatite, boron nitride, zinc oxide
And at least one of calcium carbonate.
Preferably, the filler is hydrotalcite and silica.
Preferably, the average grain diameter of the hydrotalcite is 1 micron -5 microns, the average grain diameter of the silica is received for 50
- 200 nanometers of rice.
Preferably, the pore creating material is sodium bicarbonate and/or polyethylene；Preferably, the pore creating material is polyethylene.
Advantageous effects of the invention are as follows:
(1) by the way that sulfonated polystyrene is added, the rigidity of EVA is improved, and make by the ionomer of sulfonic group and imidazoles
With improving the degree of cross linking of system；
(2) by the way that polyetheramine-polyphosphazene copolymer is added, that is, the processability of polyphosphazene is improved, and can use
Polyhydroxy on polyetheramine improves the degree of cross linking, and polyphosphazene can be effectively fire-retardant；
(3) filler is coated by the way that polyetheramine-polyphosphazene copolymer is added, obtains good filler dispersion effect, overcomes
The inconsistent problem of filler in the prior art, and the filler itself that is coated can be used as crosslinking points use；
(4) by the way that pore creating material is added, micropore is formed in material internal, to effectively insulate.
Specific embodiment
It is clearly and completely described below in conjunction with the technical solution in the embodiment of the present invention, it is clear that described reality
Applying example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is general
Logical technical staff every other embodiment obtained without making creative work belongs to what the present invention protected
Range.
Embodiment is raw materials used to be summarized as follows:
Maleic anhydride modified ethylene-vinyl acetate copolymer (MAH-g-EVA), which is purchased from Nanjing multiple star high molecular material, to be had
Limit company.
Each sulfonation degree polystyrene is purchased from Shanghai new mooring basin Chemical Engineering Technology Services Co., Ltd.
Polyethylene is purchased from Dushanzi petrochemical industry, trade mark DMDA-8008.
Wear-resistant ceramic powder (800 mesh) is purchased from Lingshou County Sheng Fei mineral products processing factory.
Other raw materials are purchased from Western Regions reagent.
Embodiment 1
By the MAH-g-EVA (maleic anhydride grafting ratio 1%) of 100 parts by weight, the sulfonated polystyrene (weight of 10 parts by weight
Average molecular weight is 100000, sulfonation degree 10%), polyetheramine-polyphosphazene copolymer of 10 parts by weight, 20 parts by weight polyethers
Amine-polyphosphazene copolymer cladding filler, the wear-resistant ceramic powder of 10 parts by weight, 5 parts by weight silane coupling agent KH-560 and 1 weight
After the sodium bicarbonate of amount part is sufficiently mixed in blender, at 160 DEG C, through double-screw extruding pelletizing；
Will be above-mentioned granulated, it is molded into mold, keeps at 210 DEG C after 10 hours, cooling and solidifying obtains electricity in 210 DEG C
Cable material；
The polyetheramine-polyphosphazene copolymer the preparation method comprises the following steps:
(1) under nitrogen protection, the epoxy resin E44 of 260 grams of benzylamine and 1000 grams is dissolved in 10L's in the reactor
In propylene glycol monomethyl ether, 100 DEG C are then heated to, constant temperature simultaneously after magnetic agitation 10h, stops heating, is down to room temperature and will react molten
Liquid pours into pure water, obtains Filamentous product, after filtering and the filiform product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours,
Obtain amine terminated polyether amine；
(2) under 200W ultrasound condition, successively by the 4 of 32 grams, 4 '-dihydroxy diphenyl ethers, 19 grams of hexachlorocyclotriph,sphazene,
The triethylamine of 170ml and the acetonitrile of 6L are added in reactor, lead to nitrogen protection and magnetic agitation, then heat to 40 DEG C of reactions
After 2h, stop heating and be simultaneously down to room temperature, the sodium hydrate aqueous solution of 4L is then added dropwise into reaction solution, and (mass concentration is
20%) after, 4 grams of epoxychloropropane is added, after then heating to 50 DEG C of reaction 2h, reaction solution is poured into ethyl alcohol, is obtained
Solid product obtains epoxy terminated poly- phosphorus after filtering and the solid product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours
Nitrile；
(3) by 40 grams of epoxy group polyphosphazene obtained by 50 grams of amine terminated polyether amine, above-mentioned steps (2) obtained by above-mentioned steps (1),
Acetonitrile 6L and dimethyl sulfoxide 1L is added in reactor, leads to nitrogen protection and magnetic agitation, then heats to 80 DEG C of reaction 2h
Afterwards, stop heating and be down to room temperature, reaction solution is poured into ethyl alcohol, solid product is obtained, filters and is placed in the solid product
After sufficiently drying for 24 hours at 50 DEG C in vacuum drying oven, the polyetheramine-polyphosphazene copolymer is obtained；
The polyetheramine-polyphosphazene copolymer cladding filler the preparation method comprises the following steps:
Above-mentioned polyetheramine -50 grams of polyphosphazene copolymer, 5 grams of silane resin acceptor kh-550, acetonitrile 1.5L, dimethyl is sub-
Reactor is added in sulfone 0.5L, 20 grams of hydrotalcites (2 microns of average grain diameter) and 10 grams of silica (100 nanometers of average grain diameter)
In, after being warming up to 50 DEG C and mechanical stirring 2h, stop reaction, the solid product that solution is filtered and is coated is sufficiently dry
After the dry solid, the polyetheramine-polyphosphazene copolymer cladding filler is obtained.
Embodiment 2
By the MAH-g-EVA (maleic anhydride grafting ratio 1%) of 100 parts by weight, the sulfonated polystyrene (weight of 10 parts by weight
Average molecular weight is 120000, sulfonation degree 30%), polyetheramine-polyphosphazene copolymer of 10 parts by weight, 20 parts by weight polyethers
Amine-polyphosphazene copolymer cladding filler, the wear-resistant ceramic powder of 10 parts by weight, 5 parts by weight silane coupling agent KH-560 and 1 weight
After the sodium bicarbonate of amount part is sufficiently mixed in blender, at 160 DEG C, through double-screw extruding pelletizing；
Will be above-mentioned granulated, it is molded into mold, keeps at 210 DEG C after 10 hours, cooling and solidifying obtains electricity in 210 DEG C
Cable material；
The polyetheramine-polyphosphazene copolymer the preparation method comprises the following steps:
(1) under nitrogen protection, the epoxy resin E44 of 260 grams of benzylamine and 1000 grams is dissolved in 10L's in the reactor
In propylene glycol monomethyl ether, 100 DEG C are then heated to, constant temperature simultaneously after magnetic agitation 10h, stops heating, is down to room temperature and will react molten
Liquid pours into pure water, obtains Filamentous product, after filtering and the filiform product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours,
Obtain amine terminated polyether amine；
(2) under 200W ultrasound condition, successively by the 4 of 32 grams, 4 '-dihydroxy diphenyl ethers, 19 grams of hexachlorocyclotriph,sphazene,
The triethylamine of 170ml and the acetonitrile of 6L are added in reactor, lead to nitrogen protection and magnetic agitation, then heat to 40 DEG C of reactions
After 2h, stop heating and be simultaneously down to room temperature, the sodium hydrate aqueous solution of 4L is then added dropwise into reaction solution, and (mass concentration is
20%) after, 4 grams of epoxychloropropane is added, after then heating to 50 DEG C of reaction 2h, reaction solution is poured into ethyl alcohol, is obtained
Solid product obtains epoxy terminated poly- phosphorus after filtering and the solid product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours
Nitrile；
(3) by 40 grams of epoxy group polyphosphazene obtained by 50 grams of amine terminated polyether amine, above-mentioned steps (2) obtained by above-mentioned steps (1),
Acetonitrile 6L and dimethyl sulfoxide 1L is added in reactor, leads to nitrogen protection and magnetic agitation, then heats to 80 DEG C of reaction 2h
Afterwards, stop heating and be down to room temperature, reaction solution is poured into ethyl alcohol, solid product is obtained, filters and is placed in the solid product
After sufficiently drying for 24 hours at 50 DEG C in vacuum drying oven, the polyetheramine-polyphosphazene copolymer is obtained；
The polyetheramine-polyphosphazene copolymer cladding filler the preparation method comprises the following steps:
Above-mentioned polyetheramine -50 grams of polyphosphazene copolymer, 5 grams of silane resin acceptor kh-550, acetonitrile 1.5L, dimethyl is sub-
Reactor is added in sulfone 0.5L, 20 grams of hydrotalcites (2 microns of average grain diameter) and 10 grams of silica (100 nanometers of average grain diameter)
In, after being warming up to 50 DEG C and mechanical stirring 2h, stop reaction, the solid product that solution is filtered and is coated is sufficiently dry
After the dry solid, the polyetheramine-polyphosphazene copolymer cladding filler is obtained.
Embodiment 3
By the MAH-g-EVA (maleic anhydride grafting ratio 1%) of 100 parts by weight, the sulfonated polystyrene (weight of 10 parts by weight
Average molecular weight is 180000, sulfonation degree 20%), polyetheramine-polyphosphazene copolymer of 10 parts by weight, 20 parts by weight polyethers
Amine-polyphosphazene copolymer cladding filler, the wear-resistant ceramic powder of 10 parts by weight, 5 parts by weight silane coupling agent KH-560 and 1 weight
After the sodium bicarbonate of amount part is sufficiently mixed in blender, at 160 DEG C, through double-screw extruding pelletizing；
Will be above-mentioned granulated, it is molded into mold, keeps at 210 DEG C after 10 hours, cooling and solidifying obtains electricity in 210 DEG C
Cable material；
The polyetheramine-polyphosphazene copolymer the preparation method comprises the following steps:
(1) under nitrogen protection, the epoxy resin E44 of 260 grams of benzylamine and 1000 grams is dissolved in 10L's in the reactor
In propylene glycol monomethyl ether, 100 DEG C are then heated to, constant temperature simultaneously after magnetic agitation 10h, stops heating, is down to room temperature and will react molten
Liquid pours into pure water, obtains Filamentous product, after filtering and the filiform product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours,
Obtain amine terminated polyether amine；
(2) under 200W ultrasound condition, successively by the 4 of 32 grams, 4 '-dihydroxy diphenyl ethers, 19 grams of hexachlorocyclotriph,sphazene,
The triethylamine of 170ml and the acetonitrile of 6L are added in reactor, lead to nitrogen protection and magnetic agitation, then heat to 40 DEG C of reactions
After 2h, stop heating and be simultaneously down to room temperature, the sodium hydrate aqueous solution of 4L is then added dropwise into reaction solution, and (mass concentration is
20%) after, 4 grams of epoxychloropropane is added, after then heating to 50 DEG C of reaction 2h, reaction solution is poured into ethyl alcohol, is obtained
Solid product obtains epoxy terminated poly- phosphorus after filtering and the solid product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours
Nitrile；
(3) by 40 grams of epoxy group polyphosphazene obtained by 50 grams of amine terminated polyether amine, above-mentioned steps (2) obtained by above-mentioned steps (1),
Acetonitrile 6L and dimethyl sulfoxide 1L is added in reactor, leads to nitrogen protection and magnetic agitation, then heats to 80 DEG C of reaction 2h
Afterwards, stop heating and be down to room temperature, reaction solution is poured into ethyl alcohol, solid product is obtained, filters and is placed in the solid product
After sufficiently drying for 24 hours at 50 DEG C in vacuum drying oven, the polyetheramine-polyphosphazene copolymer is obtained；
The polyetheramine-polyphosphazene copolymer cladding filler the preparation method comprises the following steps:
Above-mentioned polyetheramine -50 grams of polyphosphazene copolymer, 5 grams of silane resin acceptor kh-550, acetonitrile 1.5L, dimethyl is sub-
Reactor is added in sulfone 0.5L, 20 grams of hydrotalcites (2 microns of average grain diameter) and 10 grams of silica (100 nanometers of average grain diameter)
In, after being warming up to 50 DEG C and mechanical stirring 2h, stop reaction, the solid product that solution is filtered and is coated is sufficiently dry
After the dry solid, the polyetheramine-polyphosphazene copolymer cladding filler is obtained.
Embodiment 4
By the MAH-g-EVA (maleic anhydride grafting ratio 5%) of 100 parts by weight, the sulfonated polystyrene (weight of 10 parts by weight
Average molecular weight is 180000, sulfonation degree 20%), polyetheramine-polyphosphazene copolymer of 10 parts by weight, 20 parts by weight polyethers
Amine-polyphosphazene copolymer cladding filler, the wear-resistant ceramic powder of 10 parts by weight, 5 parts by weight silane coupling agent KH-560 and 1 weight
After the sodium bicarbonate of amount part is sufficiently mixed in blender, at 160 DEG C, through double-screw extruding pelletizing；
Will be above-mentioned granulated, it is molded into mold, keeps at 210 DEG C after 10 hours, cooling and solidifying obtains electricity in 210 DEG C
Cable material；
The polyetheramine-polyphosphazene copolymer the preparation method comprises the following steps:
(1) under nitrogen protection, the epoxy resin E44 of 260 grams of benzylamine and 1000 grams is dissolved in 10L's in the reactor
In propylene glycol monomethyl ether, 100 DEG C are then heated to, constant temperature simultaneously after magnetic agitation 10h, stops heating, is down to room temperature and will react molten
Liquid pours into pure water, obtains Filamentous product, after filtering and the filiform product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours,
Obtain amine terminated polyether amine；
(2) under 200W ultrasound condition, successively by the 4 of 32 grams, 4 '-dihydroxy diphenyl ethers, 19 grams of hexachlorocyclotriph,sphazene,
The triethylamine of 170ml and the acetonitrile of 6L are added in reactor, lead to nitrogen protection and magnetic agitation, then heat to 40 DEG C of reactions
After 2h, stop heating and be simultaneously down to room temperature, the sodium hydrate aqueous solution of 4L is then added dropwise into reaction solution, and (mass concentration is
20%) after, 4 grams of epoxychloropropane is added, after then heating to 50 DEG C of reaction 2h, reaction solution is poured into ethyl alcohol, is obtained
Solid product obtains epoxy terminated poly- phosphorus after filtering and the solid product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours
Nitrile；
(3) by 40 grams of epoxy group polyphosphazene obtained by 50 grams of amine terminated polyether amine, above-mentioned steps (2) obtained by above-mentioned steps (1),
Acetonitrile 6L and dimethyl sulfoxide 1L is added in reactor, leads to nitrogen protection and magnetic agitation, then heats to 80 DEG C of reaction 2h
Afterwards, stop heating and be down to room temperature, reaction solution is poured into ethyl alcohol, solid product is obtained, filters and is placed in the solid product
After sufficiently drying for 24 hours at 50 DEG C in vacuum drying oven, the polyetheramine-polyphosphazene copolymer is obtained；
The polyetheramine-polyphosphazene copolymer cladding filler the preparation method comprises the following steps:
Above-mentioned polyetheramine -50 grams of polyphosphazene copolymer, 5 grams of silane resin acceptor kh-550, acetonitrile 1.5L, dimethyl is sub-
Reactor is added in sulfone 0.5L, 20 grams of hydrotalcites (2 microns of average grain diameter) and 10 grams of silica (100 nanometers of average grain diameter)
In, after being warming up to 50 DEG C and mechanical stirring 2h, stop reaction, the solid product that solution is filtered and is coated is sufficiently dry
After the dry solid, the polyetheramine-polyphosphazene copolymer cladding filler is obtained.
Embodiment 5
By the MAH-g-EVA (maleic anhydride grafting ratio 5%) of 100 parts by weight, the sulfonated polystyrene (weight of 18 parts by weight
Average molecular weight is 180000, sulfonation degree 20%), polyetheramine-polyphosphazene copolymer of 22 parts by weight, 25 parts by weight polyethers
Amine-polyphosphazene copolymer cladding filler, the wear-resistant ceramic powder of 28 parts by weight, 8 parts by weight silane coupling agent KH-560 and 3 weights
After the sodium bicarbonate of amount part is sufficiently mixed in blender, at 160 DEG C, through double-screw extruding pelletizing；
Will be above-mentioned granulated, it is molded into mold, keeps at 210 DEG C after 10 hours, cooling and solidifying obtains electricity in 210 DEG C
Cable material；
The polyetheramine-polyphosphazene copolymer the preparation method comprises the following steps:
(1) under nitrogen protection, the epoxy resin E44 of 260 grams of benzylamine and 1000 grams is dissolved in 10L's in the reactor
In propylene glycol monomethyl ether, 100 DEG C are then heated to, constant temperature simultaneously after magnetic agitation 10h, stops heating, is down to room temperature and will react molten
Liquid pours into pure water, obtains Filamentous product, after filtering and the filiform product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours,
Obtain amine terminated polyether amine；
(2) under 200W ultrasound condition, successively by the 4 of 32 grams, 4 '-dihydroxy diphenyl ethers, 19 grams of hexachlorocyclotriph,sphazene,
The triethylamine of 170ml and the acetonitrile of 6L are added in reactor, lead to nitrogen protection and magnetic agitation, then heat to 40 DEG C of reactions
After 2h, stop heating and be simultaneously down to room temperature, the sodium hydrate aqueous solution of 4L is then added dropwise into reaction solution, and (mass concentration is
20%) after, 4 grams of epoxychloropropane is added, after then heating to 50 DEG C of reaction 2h, reaction solution is poured into ethyl alcohol, is obtained
Solid product obtains epoxy terminated poly- phosphorus after filtering and the solid product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours
Nitrile；
(3) by 40 grams of epoxy group polyphosphazene obtained by 50 grams of amine terminated polyether amine, above-mentioned steps (2) obtained by above-mentioned steps (1),
Acetonitrile 6L and dimethyl sulfoxide 1L is added in reactor, leads to nitrogen protection and magnetic agitation, then heats to 80 DEG C of reaction 2h
Afterwards, stop heating and be down to room temperature, reaction solution is poured into ethyl alcohol, solid product is obtained, filters and is placed in the solid product
After sufficiently drying for 24 hours at 50 DEG C in vacuum drying oven, the polyetheramine-polyphosphazene copolymer is obtained；
The polyetheramine-polyphosphazene copolymer cladding filler the preparation method comprises the following steps:
Above-mentioned polyetheramine -50 grams of polyphosphazene copolymer, 5 grams of silane resin acceptor kh-550, acetonitrile 1.5L, dimethyl is sub-
Reactor is added in sulfone 0.5L, 20 grams of hydrotalcites (2 microns of average grain diameter) and 10 grams of silica (100 nanometers of average grain diameter)
In, after being warming up to 50 DEG C and mechanical stirring 2h, stop reaction, the solid product that solution is filtered and is coated is sufficiently dry
After the dry solid, the polyetheramine-polyphosphazene copolymer cladding filler is obtained.
Embodiment 6
By the MAH-g-EVA (maleic anhydride grafting ratio 5%) of 100 parts by weight, the sulfonated polystyrene (weight of 18 parts by weight
Average molecular weight is 180000, sulfonation degree 20%), polyetheramine-polyphosphazene copolymer of 22 parts by weight, 25 parts by weight polyethers
Amine-polyphosphazene copolymer cladding filler, the wear-resistant ceramic powder of 28 parts by weight, 8 parts by weight silane coupling agent KH-560 and 3 weights
After the polyethylene of amount part is sufficiently mixed in blender, at 160 DEG C, through double-screw extruding pelletizing；
Will be above-mentioned granulated, it is molded into mold, keeps at 210 DEG C after 10 hours, cooling and solidifying obtains electricity in 210 DEG C
Then cable material first product immerses the CABLE MATERIALS first product in 50 DEG C of acetone 2 hours, after sufficiently removing polyethylene and pore-creating, by this
Sufficiently dry the CABLE MATERIALS of CABLE MATERIALS first product；
The polyetheramine-polyphosphazene copolymer the preparation method comprises the following steps:
(1) under nitrogen protection, the epoxy resin E44 of 260 grams of benzylamine and 1000 grams is dissolved in 10L's in the reactor
In propylene glycol monomethyl ether, 100 DEG C are then heated to, constant temperature simultaneously after magnetic agitation 10h, stops heating, is down to room temperature and will react molten
Liquid pours into pure water, obtains Filamentous product, after filtering and the filiform product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours,
Obtain amine terminated polyether amine；
(2) under 200W ultrasound condition, successively by the 4 of 32 grams, 4 '-dihydroxy diphenyl ethers, 19 grams of hexachlorocyclotriph,sphazene,
The triethylamine of 170ml and the acetonitrile of 6L are added in reactor, lead to nitrogen protection and magnetic agitation, then heat to 40 DEG C of reactions
After 2h, stop heating and be simultaneously down to room temperature, the sodium hydrate aqueous solution of 4L is then added dropwise into reaction solution, and (mass concentration is
20%) after, 4 grams of epoxychloropropane is added, after then heating to 50 DEG C of reaction 2h, reaction solution is poured into ethyl alcohol, is obtained
Solid product obtains epoxy terminated poly- phosphorus after filtering and the solid product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours
Nitrile；
(3) by 40 grams of epoxy group polyphosphazene obtained by 50 grams of amine terminated polyether amine, above-mentioned steps (2) obtained by above-mentioned steps (1),
Acetonitrile 6L and dimethyl sulfoxide 1L is added in reactor, leads to nitrogen protection and magnetic agitation, then heats to 80 DEG C of reaction 2h
Afterwards, stop heating and be down to room temperature, reaction solution is poured into ethyl alcohol, solid product is obtained, filters and is placed in the solid product
After sufficiently drying for 24 hours at 50 DEG C in vacuum drying oven, the polyetheramine-polyphosphazene copolymer is obtained；
The polyetheramine-polyphosphazene copolymer cladding filler the preparation method comprises the following steps:
Above-mentioned polyetheramine -50 grams of polyphosphazene copolymer, 5 grams of silane resin acceptor kh-550, acetonitrile 1.5L, dimethyl is sub-
Reactor is added in sulfone 0.5L, 20 grams of hydrotalcites (2 microns of average grain diameter) and 10 grams of silica (100 nanometers of average grain diameter)
In, after being warming up to 50 DEG C and mechanical stirring 2h, stop reaction, the solid product that solution is filtered and is coated is sufficiently dry
After the dry solid, the polyetheramine-polyphosphazene copolymer cladding filler is obtained.
Comparative example 1
By the MAH-g-EVA (maleic anhydride grafting ratio 5%) of 100 parts by weight, the sulfonated polystyrene (weight of 18 parts by weight
Average molecular weight is 180000, sulfonation degree 20%), polyetheramine-polyphosphazene copolymer of 22 parts by weight, 25 parts by weight polyethers
Amine-polyphosphazene copolymer cladding filler, the wear-resistant ceramic powder of 28 parts by weight, 8 parts by weight silane coupling agent KH-560 and 3 weights
After the sodium bicarbonate of amount part is sufficiently mixed in blender, at 160 DEG C, through double-screw extruding pelletizing；
Will be above-mentioned granulated, it is molded into mold, keeps at 210 DEG C after 10 hours, cooling and solidifying obtains electricity in 210 DEG C
Cable material；
The polyetheramine-polyphosphazene copolymer the preparation method comprises the following steps:
(1) under nitrogen protection, the epoxy resin E44 of 260 grams of benzylamine and 1000 grams is dissolved in 10L's in the reactor
In propylene glycol monomethyl ether, 100 DEG C are then heated to, constant temperature simultaneously after magnetic agitation 10h, stops heating, is down to room temperature and will react molten
Liquid pours into pure water, obtains Filamentous product, after filtering and the filiform product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours,
Obtain amine terminated polyether amine；
(2) under 200W ultrasound condition, successively by the 4 of 32 grams, 4 '-dihydroxy diphenyl ethers, 19 grams of hexachlorocyclotriph,sphazene,
The triethylamine of 170ml and the acetonitrile of 6L are added in reactor, lead to nitrogen protection and magnetic agitation, then heat to 40 DEG C of reactions
After 2h, stop heating and be simultaneously down to room temperature, the sodium hydrate aqueous solution of 4L is then added dropwise into reaction solution, and (mass concentration is
20%) after, 4 grams of epoxychloropropane is added, after then heating to 50 DEG C of reaction 2h, reaction solution is poured into ethyl alcohol, is obtained
Solid product obtains epoxy terminated poly- phosphorus after filtering and the solid product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours
Nitrile；
(3) by 40 grams of epoxy group polyphosphazene obtained by 50 grams of amine terminated polyether amine, above-mentioned steps (2) obtained by above-mentioned steps (1),
Acetonitrile 6L and dimethyl sulfoxide 1L is added in reactor, leads to nitrogen protection and magnetic agitation, then heats to 80 DEG C of reaction 2h
Afterwards, stop heating and be down to room temperature, reaction solution is poured into ethyl alcohol, solid product is obtained, filters and is placed in the solid product
After sufficiently drying for 24 hours at 50 DEG C in vacuum drying oven, the polyetheramine-polyphosphazene copolymer is obtained；
The polyetheramine-polyphosphazene copolymer cladding filler the preparation method comprises the following steps:
Above-mentioned polyetheramine -50 grams of polyphosphazene copolymer, 5 grams of silane resin acceptor kh-550, acetonitrile 1.5L, dimethyl is sub-
Reactor is added in sulfone 0.5L, 30 grams of hydrotalcites (1 micron of average grain diameter) and 10 grams of silica (200 nanometers of average grain diameter)
In, after being warming up to 50 DEG C and mechanical stirring 2h, stop reaction, the solid product that solution is filtered and is coated is sufficiently dry
After the dry solid, the polyetheramine-polyphosphazene copolymer cladding filler is obtained.
Comparative example 2
By the MAH-g-EVA (maleic anhydride grafting ratio 5%) of 100 parts by weight, the sulfonated polystyrene (weight of 18 parts by weight
Average molecular weight is 180000, sulfonation degree 20%), polyetheramine-polyphosphazene copolymer of 22 parts by weight, 25 parts by weight polyethers
Amine-polyphosphazene copolymer cladding filler, the wear-resistant ceramic powder of 28 parts by weight, 8 parts by weight silane coupling agent KH-560 and 3 weights
After the sodium bicarbonate of amount part is sufficiently mixed in blender, at 160 DEG C, through double-screw extruding pelletizing；
Will be above-mentioned granulated, it is molded into mold, keeps at 210 DEG C after 10 hours, cooling and solidifying obtains electricity in 210 DEG C
Cable material；
The polyetheramine-polyphosphazene copolymer the preparation method comprises the following steps:
(1) under nitrogen protection, the epoxy resin E44 of 260 grams of benzylamine and 1000 grams is dissolved in 10L's in the reactor
In propylene glycol monomethyl ether, 100 DEG C are then heated to, constant temperature simultaneously after magnetic agitation 10h, stops heating, is down to room temperature and will react molten
Liquid pours into pure water, obtains Filamentous product, after filtering and the filiform product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours,
Obtain amine terminated polyether amine；
(2) under 200W ultrasound condition, successively by the 4 of 32 grams, 4 '-dihydroxy diphenyl ethers, 19 grams of hexachlorocyclotriph,sphazene,
The triethylamine of 170ml and the acetonitrile of 6L are added in reactor, lead to nitrogen protection and magnetic agitation, then heat to 40 DEG C of reactions
After 2h, stop heating and be simultaneously down to room temperature, the sodium hydrate aqueous solution of 4L is then added dropwise into reaction solution, and (mass concentration is
20%) after, 4 grams of epoxychloropropane is added, after then heating to 50 DEG C of reaction 2h, reaction solution is poured into ethyl alcohol, is obtained
Solid product obtains epoxy terminated poly- phosphorus after filtering and the solid product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours
Nitrile；
(3) by 40 grams of epoxy group polyphosphazene obtained by 50 grams of amine terminated polyether amine, above-mentioned steps (2) obtained by above-mentioned steps (1),
Acetonitrile 6L and dimethyl sulfoxide 1L is added in reactor, leads to nitrogen protection and magnetic agitation, then heats to 80 DEG C of reaction 2h
Afterwards, stop heating and be down to room temperature, reaction solution is poured into ethyl alcohol, solid product is obtained, filters and is placed in the solid product
After sufficiently drying for 24 hours at 50 DEG C in vacuum drying oven, the polyetheramine-polyphosphazene copolymer is obtained；
The polyetheramine-polyphosphazene copolymer cladding filler the preparation method comprises the following steps:
Above-mentioned polyetheramine -50 grams of polyphosphazene copolymer, 5 grams of silane resin acceptor kh-550, acetonitrile 1.5L, dimethyl is sub-
Sulfone 0.5L, 30 grams of hydrotalcites (2 microns of average grain diameter) are added in reactor, after being warming up to 50 DEG C and mechanical stirring 2h, stop anti-
It answers, the solid product that solution is filtered and is coated, after sufficiently drying the solid, it is total to obtain the polyetheramine-polyphosphazene
Polymers coats filler.
Comparative example 3
By the MAH-g-EVA (maleic anhydride grafting ratio 5%) of 100 parts by weight, the sulfonated polystyrene (weight of 18 parts by weight
Average molecular weight is 180000, sulfonation degree 20%), polyetheramine-polyphosphazene copolymer of 22 parts by weight, 25 parts by weight filler,
The sodium bicarbonate of the wear-resistant ceramic powder of 28 parts by weight, the silane coupling agent KH-560 of 8 parts by weight and 3 parts by weight is in blender
After being sufficiently mixed, at 160 DEG C, through double-screw extruding pelletizing；
Will be above-mentioned granulated, it is molded into mold, keeps at 210 DEG C after 10 hours, cooling and solidifying obtains electricity in 210 DEG C
Cable material；
The polyetheramine-polyphosphazene copolymer the preparation method comprises the following steps:
(1) under nitrogen protection, the epoxy resin E44 of 260 grams of benzylamine and 1000 grams is dissolved in 10L's in the reactor
In propylene glycol monomethyl ether, 100 DEG C are then heated to, constant temperature simultaneously after magnetic agitation 10h, stops heating, is down to room temperature and will react molten
Liquid pours into pure water, obtains Filamentous product, after filtering and the filiform product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours,
Obtain amine terminated polyether amine；
(2) under 200W ultrasound condition, successively by the 4 of 32 grams, 4 '-dihydroxy diphenyl ethers, 19 grams of hexachlorocyclotriph,sphazene,
The triethylamine of 170ml and the acetonitrile of 6L are added in reactor, lead to nitrogen protection and magnetic agitation, then heat to 40 DEG C of reactions
After 2h, stop heating and be simultaneously down to room temperature, the sodium hydrate aqueous solution of 4L is then added dropwise into reaction solution, and (mass concentration is
20%) after, 4 grams of epoxychloropropane is added, after then heating to 50 DEG C of reaction 2h, reaction solution is poured into ethyl alcohol, is obtained
Solid product obtains epoxy terminated poly- phosphorus after filtering and the solid product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours
Nitrile；
(3) by 40 grams of epoxy group polyphosphazene obtained by 50 grams of amine terminated polyether amine, above-mentioned steps (2) obtained by above-mentioned steps (1),
Acetonitrile 6L and dimethyl sulfoxide 1L is added in reactor, leads to nitrogen protection and magnetic agitation, then heats to 80 DEG C of reaction 2h
Afterwards, stop heating and be down to room temperature, reaction solution is poured into ethyl alcohol, solid product is obtained, filters and is placed in the solid product
After sufficiently drying for 24 hours at 50 DEG C in vacuum drying oven, the polyetheramine-polyphosphazene copolymer is obtained；
The filler is (average for the hydrotalcite (2 microns of average grain diameter) of 15 parts by weight and the silica of 10 parts by weight
100 nanometers of partial size).
Comparative example 4
By the MAH-g-EVA (maleic anhydride grafting ratio 5%) of 100 parts by weight, the sulfonated polystyrene (weight of 18 parts by weight
Average molecular weight is 180000, sulfonation degree 20%), the amine terminated polyether amine of 12 parts by weight, 10 parts by weight epoxy terminated poly- phosphorus
Nitrile, the filler of 25 parts by weight, the wear-resistant ceramic powder of 28 parts by weight, the silane coupling agent KH-560 of 8 parts by weight and 3 parts by weight
After sodium bicarbonate is sufficiently mixed in blender, at 160 DEG C, through double-screw extruding pelletizing；
Will be above-mentioned granulated, it is molded into mold, keeps at 210 DEG C after 10 hours, cooling and solidifying obtains electricity in 210 DEG C
Cable material；
The amine terminated polyether amine the preparation method comprises the following steps:
Under nitrogen protection, the epoxy resin E44 of 260 grams of benzylamine and 1000 grams is dissolved in the third of 10L in the reactor
In glycol methyl ether, it is then heated to 100 DEG C, after constant temperature and magnetic agitation 10h, stops heating, is down to room temperature and by reaction solution
It pours into pure water, obtains Filamentous product, after filtering and the filiform product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours, obtain
Amine terminated polyether amine；
The epoxy terminated polyphosphazene the preparation method comprises the following steps:
Under 200W ultrasound condition, successively by the 4 of 32 grams, 4 '-dihydroxy diphenyl ethers, 19 grams of hexachlorocyclotriph,sphazene, 170ml
Triethylamine and the acetonitrile of 6L be added in reactor, lead to nitrogen protection and magnetic agitation, after then heating to 40 DEG C of reaction 2h,
Stop heating and is down to room temperature, after the sodium hydrate aqueous solution (mass concentration 20%) of 4L is then added dropwise into reaction solution,
Reaction solution is poured into ethyl alcohol after then heating to 50 DEG C of reaction 2h, obtains solid product by the epoxychloropropane for adding 4 grams,
After filtering and the solid product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours, epoxy terminated polyphosphazene is obtained；
The filler is (average for the hydrotalcite (2 microns of average grain diameter) of 15 parts by weight and the silica of 10 parts by weight
100 nanometers of partial size).
Comparative example 5
By the MAH-g-EVA (maleic anhydride grafting ratio 5%) of 100 parts by weight, the sulfonated polystyrene (weight of 18 parts by weight
Average molecular weight is 180000, sulfonation degree 20%), the wear-resistant ceramic powder of 28 parts by weight, 8 parts by weight silane coupling agent KH-560
And 3 parts by weight sodium bicarbonate be sufficiently mixed in blender after, at 160 DEG C, through double-screw extruding pelletizing；
Will be above-mentioned granulated, it is molded into mold, keeps at 210 DEG C after 10 hours, cooling and solidifying obtains electricity in 210 DEG C
Cable material.
Comparative example 6
By the MAH-g-EVA (maleic anhydride grafting ratio 5%) of 100 parts by weight, the sulfonated polystyrene (weight of 18 parts by weight
Average molecular weight is 180000, sulfonation degree 20%), polyetheramine-polyphosphazene copolymer of 22 parts by weight, 25 parts by weight polyethers
Amine-polyphosphazene copolymer cladding filler, the wear-resistant ceramic powder of 28 parts by weight, 8 parts by weight silane coupling agent KH-560 stirring
After being sufficiently mixed in machine, at 160 DEG C, through double-screw extruding pelletizing；
Will be above-mentioned granulated, it is molded into mold, keeps at 210 DEG C after 10 hours, cooling and solidifying obtains electricity in 210 DEG C
Cable material；
The polyetheramine-polyphosphazene copolymer the preparation method comprises the following steps:
(1) under nitrogen protection, the epoxy resin E44 of 260 grams of benzylamine and 1000 grams is dissolved in 10L's in the reactor
In propylene glycol monomethyl ether, 100 DEG C are then heated to, constant temperature simultaneously after magnetic agitation 10h, stops heating, is down to room temperature and will react molten
Liquid pours into pure water, obtains Filamentous product, after filtering and the filiform product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours,
Obtain amine terminated polyether amine；
(2) under 200W ultrasound condition, successively by the 4 of 32 grams, 4 '-dihydroxy diphenyl ethers, 19 grams of hexachlorocyclotriph,sphazene,
The triethylamine of 170ml and the acetonitrile of 6L are added in reactor, lead to nitrogen protection and magnetic agitation, then heat to 40 DEG C of reactions
After 2h, stop heating and be simultaneously down to room temperature, the sodium hydrate aqueous solution of 4L is then added dropwise into reaction solution, and (mass concentration is
20%) after, 4 grams of epoxychloropropane is added, after then heating to 50 DEG C of reaction 2h, reaction solution is poured into ethyl alcohol, is obtained
Solid product obtains epoxy terminated poly- phosphorus after filtering and the solid product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours
Nitrile；
(3) by 40 grams of epoxy group polyphosphazene obtained by 50 grams of amine terminated polyether amine, above-mentioned steps (2) obtained by above-mentioned steps (1),
Acetonitrile 6L and dimethyl sulfoxide 1L is added in reactor, leads to nitrogen protection and magnetic agitation, then heats to 80 DEG C of reaction 2h
Afterwards, stop heating and be down to room temperature, reaction solution is poured into ethyl alcohol, solid product is obtained, filters and is placed in the solid product
After sufficiently drying for 24 hours at 50 DEG C in vacuum drying oven, the polyetheramine-polyphosphazene copolymer is obtained；
The polyetheramine-polyphosphazene copolymer cladding filler the preparation method comprises the following steps:
Above-mentioned polyetheramine -50 grams of polyphosphazene copolymer, 5 grams of silane resin acceptor kh-550, acetonitrile 1.5L, dimethyl is sub-
Reactor is added in sulfone 0.5L, 20 grams of hydrotalcites (2 microns of average grain diameter) and 10 grams of silica (100 nanometers of average grain diameter)
In, after being warming up to 50 DEG C and mechanical stirring 2h, stop reaction, the solid product that solution is filtered and is coated is sufficiently dry
After the dry solid, the polyetheramine-polyphosphazene copolymer cladding filler is obtained.
Test method
The obtained insulating materials of above-described embodiment 1-6 and comparative example 1-6 is tested, test method is as follows:
Tensile property: tensile strength is measured according to JIS K6251.
Heat-resistant air aging property: it is handled 200 hours at 140 DEG C, then measures strength retention.
Volume resistivity: by the resistivity at 20 DEG C of GB/T 15662-1995 standard test.
Flame retardant property: according to 2406 standard test oxygen index (OI) of GB/T.
Wear-resisting property: it by product obtained in each embodiment, is fixed on wear-resistant tester and carries out under the same conditions
Scraped finish, after rubbing 200 times, test wear rate, i.e. mass loss rate.
Test result is shown in Table 1.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of wear-resisting weather-proof insulating materials for being used to prepare power distribution cabinet cable, which is characterized in that by weight, preparation
Raw material are as follows:
2. the wear-resisting weather-proof insulating materials according to claim 1 for being used to prepare power distribution cabinet cable, which is characterized in that institute
The grafting rate for stating MAH in MAH-g-EVA is 1%-5%；Preferably 5%.
3. the wear-resisting weather-proof insulating materials according to claim 1 for being used to prepare power distribution cabinet cable, which is characterized in that institute
The weight average molecular weight for stating sulfonated polystyrene is 100000-300000；Preferably 180000.
4. the wear-resisting weather-proof insulating materials according to claim 1 for being used to prepare power distribution cabinet cable, which is characterized in that institute
The sulfonation degree for stating sulfonated polystyrene is 10%-30%；Preferably 15%.
5. the wear-resisting weather-proof insulating materials according to claim 1 for being used to prepare power distribution cabinet cable, which is characterized in that institute
State polyetheramine-polyphosphazene copolymer the preparation method comprises the following steps:
(1) under nitrogen protection, 260 grams of benzylamine and 1000 grams of epoxy resin E44 are dissolved in the third the two of 10L in the reactor
In alcohol methyl ether, 100 DEG C are then heated to, constant temperature simultaneously after magnetic agitation 10h, stops heating, is down to room temperature and falls reaction solution
Enter in pure water, obtain Filamentous product, after filtering and the filiform product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours, must hold
Amino-polyether amine；
(2) under 200W ultrasound condition, successively by the 4 of 32 grams, 4 '-dihydroxy diphenyl ethers, 19 grams of hexachlorocyclotriph,sphazene, 170ml
Triethylamine and the acetonitrile of 6L be added in reactor, lead to nitrogen protection and magnetic agitation, after then heating to 40 DEG C of reaction 2h,
Stop heating and is down to room temperature, after the sodium hydrate aqueous solution (mass concentration 20%) of 4L is then added dropwise into reaction solution,
Reaction solution is poured into ethyl alcohol after then heating to 50 DEG C of reaction 2h, obtains solid product by the epoxychloropropane for adding 4 grams,
After filtering and the solid product being placed in vacuum drying oven at 50 DEG C sufficiently drying for 24 hours, epoxy terminated polyphosphazene is obtained；
(3) by 40 grams of epoxy group polyphosphazene, acetonitrile obtained by 50 grams of amine terminated polyether amine, above-mentioned steps (2) obtained by above-mentioned steps (1)
6L and dimethyl sulfoxide 1L is added in reactor, and logical nitrogen protection simultaneously stop after then heating to 80 DEG C of reaction 2h by magnetic agitation
Room temperature is only heated and be down to, reaction solution is poured into ethyl alcohol, obtains solid product, filters and the solid product is placed in vacuum and dry
After sufficiently drying for 24 hours at 50 DEG C in case, the polyetheramine-polyphosphazene copolymer is obtained.
6. the wear-resisting weather-proof insulating materials according to claim 1 for being used to prepare power distribution cabinet cable, which is characterized in that institute
State polyetheramine-polyphosphazene copolymer cladding filler the preparation method comprises the following steps:
By polyetheramine described in claim 5-50 grams of polyphosphazene copolymer, 5 grams of silane resin acceptor kh-550, acetonitrile 1.5L, two
In 30 grams of addition reactors of methyl sulfoxide 0.5L and filler, after being warming up to 50 DEG C and mechanical stirring 2h, stop reaction, by solution
The solid product for filtering and being coated after sufficiently drying the solid, obtains the polyetheramine-polyphosphazene copolymer cladding and fills out
Material.
7. the wear-resisting weather-proof insulating materials according to claim 6 for being used to prepare power distribution cabinet cable, which is characterized in that institute
Filler is stated in hydrotalcite, silica, titanium dioxide, hydroxyapatite, boron nitride, zinc oxide and calcium carbonate at least
It is a kind of.
8. the wear-resisting weather-proof insulating materials according to claim 7 for being used to prepare power distribution cabinet cable, which is characterized in that institute
Stating filler is hydrotalcite and silica.
9. the wear-resisting weather-proof insulating materials according to claim 8 for being used to prepare power distribution cabinet cable, which is characterized in that institute
The average grain diameter for stating hydrotalcite is 1 micron -5 microns, and the average grain diameter of the silica is 50 nanometers -200 nanometers.
10. the wear-resisting weather-proof insulating materials according to claim 1 for being used to prepare power distribution cabinet cable, which is characterized in that
The pore creating material is sodium bicarbonate and/or polyethylene.
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Citations (2)
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|---|---|---|---|---|
| CN103694632A (en) * | 2013-11-27 | 2014-04-02 | 浙江工业大学之江学院工业研究院 | Preparation method of epoxy resin composite material |
| CN107674360A (en) * | 2017-09-28 | 2018-02-09 | 廊坊崔氏电缆材料有限公司 | High-intensity high combustion low smoke and zero halogen self-crosslinking CABLE MATERIALS and preparation method thereof |
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Application publication date: 20190108 |