CN103540055A - Insulation PVC (Poly Vinyl Chloride) sheath material for extra-high voltage power lines and preparation method thereof - Google Patents
Insulation PVC (Poly Vinyl Chloride) sheath material for extra-high voltage power lines and preparation method thereof Download PDFInfo
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- CN103540055A CN103540055A CN201310430801.7A CN201310430801A CN103540055A CN 103540055 A CN103540055 A CN 103540055A CN 201310430801 A CN201310430801 A CN 201310430801A CN 103540055 A CN103540055 A CN 103540055A
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- 239000000463 material Substances 0.000 title claims abstract description 26
- 229920000915 polyvinyl chloride Polymers 0.000 title claims abstract description 20
- 239000004800 polyvinyl chloride Substances 0.000 title claims abstract description 20
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 238000009413 insulation Methods 0.000 title abstract description 4
- -1 polybutylene terephthalate Polymers 0.000 claims abstract description 20
- VBICKXHEKHSIBG-UHFFFAOYSA-N 1-monostearoylglycerol Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(O)CO VBICKXHEKHSIBG-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229920005989 resin Polymers 0.000 claims abstract description 14
- 239000011347 resin Substances 0.000 claims abstract description 14
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims abstract description 8
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000004698 Polyethylene Substances 0.000 claims abstract description 7
- DOOTYTYQINUNNV-UHFFFAOYSA-N Triethyl citrate Chemical compound CCOC(=O)CC(O)(C(=O)OCC)CC(=O)OCC DOOTYTYQINUNNV-UHFFFAOYSA-N 0.000 claims abstract description 7
- MIMDHDXOBDPUQW-UHFFFAOYSA-N dioctyl decanedioate Chemical compound CCCCCCCCOC(=O)CCCCCCCCC(=O)OCCCCCCCC MIMDHDXOBDPUQW-UHFFFAOYSA-N 0.000 claims abstract description 7
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims abstract description 7
- 239000000347 magnesium hydroxide Substances 0.000 claims abstract description 7
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims abstract description 7
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 7
- 239000011572 manganese Substances 0.000 claims abstract description 7
- 229920001707 polybutylene terephthalate Polymers 0.000 claims abstract description 7
- 229920000573 polyethylene Polymers 0.000 claims abstract description 7
- 235000012424 soybean oil Nutrition 0.000 claims abstract description 7
- 239000003549 soybean oil Substances 0.000 claims abstract description 7
- 239000001069 triethyl citrate Substances 0.000 claims abstract description 7
- VMYFZRTXGLUXMZ-UHFFFAOYSA-N triethyl citrate Natural products CCOC(=O)C(O)(C(=O)OCC)C(=O)OCC VMYFZRTXGLUXMZ-UHFFFAOYSA-N 0.000 claims abstract description 7
- 235000013769 triethyl citrate Nutrition 0.000 claims abstract description 7
- JNXDCMUUZNIWPQ-UHFFFAOYSA-N trioctyl benzene-1,2,4-tricarboxylate Chemical compound CCCCCCCCOC(=O)C1=CC=C(C(=O)OCCCCCCCC)C(C(=O)OCCCCCCCC)=C1 JNXDCMUUZNIWPQ-UHFFFAOYSA-N 0.000 claims abstract description 7
- BIKXLKXABVUSMH-UHFFFAOYSA-N trizinc;diborate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]B([O-])[O-].[O-]B([O-])[O-] BIKXLKXABVUSMH-UHFFFAOYSA-N 0.000 claims abstract description 7
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims abstract description 4
- GEMHFKXPOCTAIP-UHFFFAOYSA-N n,n-dimethyl-n'-phenylcarbamimidoyl chloride Chemical compound CN(C)C(Cl)=NC1=CC=CC=C1 GEMHFKXPOCTAIP-UHFFFAOYSA-N 0.000 claims abstract description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 239000000843 powder Substances 0.000 claims description 9
- 239000002994 raw material Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000004593 Epoxy Substances 0.000 claims description 6
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 6
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 6
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 6
- NWXHSRDXUJENGJ-UHFFFAOYSA-N calcium;magnesium;dioxido(oxo)silane Chemical compound [Mg+2].[Ca+2].[O-][Si]([O-])=O.[O-][Si]([O-])=O NWXHSRDXUJENGJ-UHFFFAOYSA-N 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- 229910052637 diopside Inorganic materials 0.000 claims description 6
- 229940075507 glyceryl monostearate Drugs 0.000 claims description 6
- 230000036571 hydration Effects 0.000 claims description 6
- 238000006703 hydration reaction Methods 0.000 claims description 6
- 239000001788 mono and diglycerides of fatty acids Substances 0.000 claims description 6
- PHQOGHDTIVQXHL-UHFFFAOYSA-N n'-(3-trimethoxysilylpropyl)ethane-1,2-diamine Chemical compound CO[Si](OC)(OC)CCCNCCN PHQOGHDTIVQXHL-UHFFFAOYSA-N 0.000 claims description 6
- 239000002113 nanodiamond Substances 0.000 claims description 6
- 235000019353 potassium silicate Nutrition 0.000 claims description 6
- 239000011435 rock Substances 0.000 claims description 6
- 239000002002 slurry Substances 0.000 claims description 6
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 6
- 229960004418 trolamine Drugs 0.000 claims description 6
- 241000143437 Aciculosporium take Species 0.000 claims description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 3
- 229920002125 Sokalan® Polymers 0.000 claims description 3
- RSWGJHLUYNHPMX-ONCXSQPRSA-N abietic acid Chemical compound C([C@@H]12)CC(C(C)C)=CC1=CC[C@@H]1[C@]2(C)CCC[C@@]1(C)C(O)=O RSWGJHLUYNHPMX-ONCXSQPRSA-N 0.000 claims description 3
- JXLHNMVSKXFWAO-UHFFFAOYSA-N azane;7-fluoro-2,1,3-benzoxadiazole-4-sulfonic acid Chemical compound N.OS(=O)(=O)C1=CC=C(F)C2=NON=C12 JXLHNMVSKXFWAO-UHFFFAOYSA-N 0.000 claims description 3
- 238000010009 beating Methods 0.000 claims description 3
- GZVYQBFTVZVHAI-UHFFFAOYSA-K bis[[2-(6-methylheptylsulfanyl)acetyl]oxy]stibanyl 2-(6-methylheptylsulfanyl)acetate Chemical compound CC(C)CCCCCSCC(=O)O[Sb](OC(=O)CSCCCCCC(C)C)OC(=O)CSCCCCCC(C)C GZVYQBFTVZVHAI-UHFFFAOYSA-K 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 150000002148 esters Chemical class 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 3
- 229920005610 lignin Polymers 0.000 claims description 3
- 238000007885 magnetic separation Methods 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 238000005453 pelletization Methods 0.000 claims description 3
- 239000004584 polyacrylic acid Substances 0.000 claims description 3
- 238000012216 screening Methods 0.000 claims description 3
- 235000019333 sodium laurylsulphate Nutrition 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 230000032683 aging Effects 0.000 abstract description 2
- 239000005038 ethylene vinyl acetate Substances 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 239000003513 alkali Substances 0.000 abstract 1
- JCPWCCYHRVGYMG-UHFFFAOYSA-K antimony(3+) 8-methyl-2-sulfanylnonanoate Chemical compound [Sb+3].CC(C)CCCCCC(S)C([O-])=O.CC(C)CCCCCC(S)C([O-])=O.CC(C)CCCCCC(S)C([O-])=O JCPWCCYHRVGYMG-UHFFFAOYSA-K 0.000 abstract 1
- 239000002131 composite material Substances 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 239000000945 filler Substances 0.000 abstract 1
- YQEMORVAKMFKLG-UHFFFAOYSA-N glycerine monostearate Natural products CCCCCCCCCCCCCCCCCC(=O)OC(CO)CO YQEMORVAKMFKLG-UHFFFAOYSA-N 0.000 abstract 1
- SVUQHVRAGMNPLW-UHFFFAOYSA-N glycerol monostearate Natural products CCCCCCCCCCCCCCCCC(=O)OCC(O)CO SVUQHVRAGMNPLW-UHFFFAOYSA-N 0.000 abstract 1
- 229910052901 montmorillonite Inorganic materials 0.000 abstract 1
- 239000003921 oil Substances 0.000 abstract 1
- 235000019198 oils Nutrition 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- PTVDYARBVCBHSL-UHFFFAOYSA-N copper;hydrate Chemical compound O.[Cu] PTVDYARBVCBHSL-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- RYYKJJJTJZKILX-UHFFFAOYSA-M sodium octadecanoate Chemical compound [Na+].CCCCCCCCCCCCCCCCCC([O-])=O RYYKJJJTJZKILX-UHFFFAOYSA-M 0.000 description 1
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- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses an insulation PVC (Poly Vinyl Chloride) sheath material for extra-high voltage power lines and a preparation method thereof. The material comprises the following substances in parts by weight: 60-80 parts of SG-3 PVC resin, 20-30 parts of EVA (Ethylene Vinyl Acetate copolymer) resin, 10-15 parts of polybutylene terephthalate, 0.5-1.5 parts of polyethylene wax, 4-8 parts of epoxidized soybean oil, 5-10 parts of tri-octyl trimellitate, 10-15 parts of nano-montmorillonite, 8-12 parts of manganese ore residue, 5-10 parts of magnesium hydroxide, 16-22 parts of colour black, 1-2 parts of pentad (isooctyl thioglycolate) antimony, 8-12 parts of dioctyl sebacate, 12-18 parts of hydrated zinc borate, 2-3 parts of glycerol monostearate, 5-10 parts of triethyl citrate, 1-2 parts of cobalt naphthenate, 1-2 parts of antioxidant 1010 and 3-6 parts of composite fillers. The sheath material disclosed by the invention has excellent insulating property and the volume resistivity is up to above 7.0*10<12> omega.m; the sheath material has excellent performances such as tensile strength, fire resistance, oil resistance, heat resistance, acid, alkali and corrosion resistance and ageing resistance; the sheath material is durable in use and completely reliable; therefore, the sheath material completely meets the requirements of sheaths for the extra-high voltage power lines and has good market prospect.
Description
Technical field
The present invention relates to a kind of supply lead sheath material and preparation method thereof, be specifically related to insulating grade PVC sheath material and preparation method thereof for a kind of EHT supply line.
Background technology
Supply lead sheath is the indispensable intermediate structure part of supply lead, plays a part protection power source line, guarantees the energising safety of supply lead, makes the media such as copper wire and water, air isolated, avoids occurring leaky.In EHT supply line, sheath material needs the material that insulation resistance is larger to make, and could guarantee safe operation by supply lead, and therefore, sheath material needs higher volume specific resistance to meet the demands.
Summary of the invention
The object of the present invention is to provide insulating grade PVC sheath material and preparation method thereof for a kind of EHT supply line, improve the volume specific resistance of sheath material.
The technical solution used in the present invention is as follows:
A kind of EHT supply line insulating grade PVC sheath material, raw material by following weight part is made: SG-3 type polyvinyl chloride resin 60-80, EVA resin 20-30, polybutylene terephthalate 10-15, polyethylene wax 0.5-1.5, epoxy soybean oil 4-8, trioctyl trimellitate 5-10, nano imvite 10-15, manganese mud 8-12, magnesium hydroxide 5-10, colour black 16-22, five (isooctyl mercaptoacetate) antimony 1-2, dioctyl sebacate 8-12, hydration zinc borate 12-18, glyceryl monostearate 2-3, triethyl citrate 5-10, cobalt naphthenate 1-2, antioxidant 1010 1-2, compounded mix 3-6,
The preparation method of described compounded mix is as follows: a. takes off the raw material of row weight part: agalmatolite 8-12, diopside 5-10, opoka 4-8, N-2-(aminoethyl)-3-aminopropyl trimethoxysilane 1-2, calcium lignin sulphonate 2-3, water glass 3-5, electric rock ballast 4-7, Nano diamond 3-6, germanite powder 2-4, sodium stearate 1-2; B, agalmatolite, diopside, opoka are calcined to 4-8h at 540-580 ℃, cooling, pulverize, cross 300-400 mesh sieve, with electric rock ballast, Nano diamond, germanite powder, N-2-(aminoethyl)-3-aminopropyl trimethoxysilane, trolamine and water glass, 1000-1500rpm speed lapping 15-20min, dries; Then add appropriate water making beating to make the slurries that concentration is 40-50%, then the hydrochloric acid soln that adds concentration and be 15-20% boils 1-2h, be cooled to after room temperature, with the sodium hydroxide solution that concentration is 15-20%, be adjusted to neutrality, add again the trolamine of 1-2%, the sylvic acid polyoxyethylene ester of the sodium laurylsulfate of the polyacrylic acid of 2-3%, 3-5%, 2-3% and the polyoxyethylene glycol of 3-4%, heating in water bath is to 70-80 ℃, below 2000-3000rpm speed lapping slurry particle diameter to 10 μ m, be then spray dried to powder.
A preparation method for insulating grade PVC sheath material for EHT supply line, comprises the following steps:
(1) EVA resin, polybutylene terephthalate, polyethylene wax, trioctyl trimellitate, nano imvite, magnesium hydroxide, dioctyl sebacate are added in high-speed mixer, at 50-60 ℃, mix 5-8min, discharging, stand-by;
(2) SG-3 type polyvinyl chloride resin is poured in high-speed mixer, be heated to while stirring 100-110 ℃, the compound that adds step (1) to make, mixing 3-4min, add again epoxy soybean oil, manganese mud, colour black, hydration zinc borate, glyceryl monostearate, triethyl citrate, mixing 4-6min, then add all the other raw materials, mixing 1-2min, is cooled to 40 ℃ with bottom discharge;
(3) compound step (2) being made drops into twin screw extruder and carries out extruding pelletization, the working temperature of twin screw extruder is 155-185 ℃, screw speed is 180-240r/min, finally by air-cooled, screening magnetic separation, metering, packing, obtains required sheath material.
Beneficial effect of the present invention:
Sheath material excellent insulation performance of the present invention, volume specific resistance reaches 7.0 * 10
12more than Ω m, and there is good tensile strength, flame retardant resistance, oil-proofness, thermotolerance, acid-alkali-corrosive-resisting, the performance such as ageing-resistant, meet the requirement of EHT supply line sheath completely, durable in use, completely reliable, there are good market outlook.
Embodiment
A line insulating grade PVC sheath material, is made by the raw material of following weight (kg): SG-3 type polyvinyl chloride resin 70, EVA resin 20, polybutylene terephthalate 10, polyethylene wax 1, epoxy soybean oil 6, trioctyl trimellitate 8, nano imvite 12, manganese mud 10, magnesium hydroxide 8, colour black 18, five (isooctyl mercaptoacetate) antimony 1.5, dioctyl sebacate 10, hydration zinc borate 16, glyceryl monostearate 2, triethyl citrate 7, cobalt naphthenate 1.5, antioxidant 1010 1, compounded mix 5;
The preparation method of described compounded mix is as follows: a. takes off the raw material of column weight amount (kg): agalmatolite 12, diopside 8, opoka 6, N-2-(aminoethyl)-3-aminopropyl trimethoxysilane 1, calcium lignin sulphonate 2, water glass 4, electric rock ballast 6, Nano diamond 4, germanite powder 3, sodium stearate 1.5; B, agalmatolite, diopside, opoka are calcined to 6h at 560 ℃, cooling, pulverize, cross 300 mesh sieves, with electric rock ballast, Nano diamond, germanite powder, N-2-(aminoethyl)-3-aminopropyl trimethoxysilane, trolamine and water glass, 1500rpm speed lapping 18min, dries; Then adding the making beating of appropriate water to make concentration is 40% slurries, then add concentration and be 15% hydrochloric acid soln and boil 2h, be cooled to after room temperature, with the sodium hydroxide solution that concentration is 15%, be adjusted to neutrality, add again 1.5% trolamine, 2% polyacrylic acid, 3% sodium laurylsulfate, 3% sylvic acid polyoxyethylene ester and 4% polyoxyethylene glycol, heating in water bath to 75 ℃, below 2500rpm speed lapping slurry particle diameter to 10 μ m, is then spray dried to powder.
A preparation method for insulating grade PVC sheath material for EHT supply line, comprises the following steps:
(1) EVA resin, polybutylene terephthalate, polyethylene wax, trioctyl trimellitate, nano imvite, magnesium hydroxide, dioctyl sebacate are added in high-speed mixer, at 55 ℃, mix 6min, discharging, stand-by;
(2) SG-3 type polyvinyl chloride resin is poured in high-speed mixer, be heated to while stirring 100-110 ℃, the compound that adds step (1) to make, mixing 3min, add again epoxy soybean oil, manganese mud, colour black, hydration zinc borate, glyceryl monostearate, triethyl citrate, mixing 5min, then add all the other raw materials, mixing 2min, is cooled to 40 ℃ with bottom discharge;
(3) compound step (2) being made drops into twin screw extruder and carries out extruding pelletization, the working temperature of twin screw extruder is 155-185 ℃, screw speed is 220r/min, finally by air-cooled, screening magnetic separation, metering, packing, obtains required sheath material.
The performance test results of the sheath material making is as follows:
Claims (2)
1. an EHT supply line insulating grade PVC sheath material, it is characterized in that, raw material by following weight part is made: SG-3 type polyvinyl chloride resin 60-80, EVA resin 20-30, polybutylene terephthalate 10-15, polyethylene wax 0.5-1.5, epoxy soybean oil 4-8, trioctyl trimellitate 5-10, nano imvite 10-15, manganese mud 8-12, magnesium hydroxide 5-10, colour black 16-22, five (isooctyl mercaptoacetate) antimony 1-2, dioctyl sebacate 8-12, hydration zinc borate 12-18, glyceryl monostearate 2-3, triethyl citrate 5-10, cobalt naphthenate 1-2, antioxidant 1010 1-2, compounded mix 3-6,
The preparation method of described compounded mix is as follows: a. takes off the raw material of row weight part: agalmatolite 8-12, diopside 5-10, opoka 4-8, N-2-(aminoethyl)-3-aminopropyl trimethoxysilane 1-2, calcium lignin sulphonate 2-3, water glass 3-5, electric rock ballast 4-7, Nano diamond 3-6, germanite powder 2-4, sodium stearate 1-2; B, agalmatolite, diopside, opoka are calcined to 4-8h at 540-580 ℃, cooling, pulverize, cross 300-400 mesh sieve, with electric rock ballast, Nano diamond, germanite powder, N-2-(aminoethyl)-3-aminopropyl trimethoxysilane, trolamine and water glass, 1000-1500rpm speed lapping 15-20min, dries; Then add appropriate water making beating to make the slurries that concentration is 40-50%, then the hydrochloric acid soln that adds concentration and be 15-20% boils 1-2h, be cooled to after room temperature, with the sodium hydroxide solution that concentration is 15-20%, be adjusted to neutrality, add again the trolamine of 1-2%, the sylvic acid polyoxyethylene ester of the sodium laurylsulfate of the polyacrylic acid of 2-3%, 3-5%, 2-3% and the polyoxyethylene glycol of 3-4%, heating in water bath is to 70-80 ℃, below 2000-3000rpm speed lapping slurry particle diameter to 10 μ m, be then spray dried to powder.
2. the preparation method of insulating grade PVC sheath material for EHT supply line as claimed in claim 1, is characterized in that comprising the following steps:
(1) EVA resin, polybutylene terephthalate, polyethylene wax, trioctyl trimellitate, nano imvite, magnesium hydroxide, dioctyl sebacate are added in high-speed mixer, at 50-60 ℃, mix 5-8min, discharging, stand-by;
(2) SG-3 type polyvinyl chloride resin is poured in high-speed mixer, be heated to while stirring 100-110 ℃, the compound that adds step (1) to make, mixing 3-4min, add again epoxy soybean oil, manganese mud, colour black, hydration zinc borate, glyceryl monostearate, triethyl citrate, mixing 4-6min, then add all the other raw materials, mixing 1-2min, is cooled to 40 ℃ with bottom discharge;
(3) compound step (2) being made drops into twin screw extruder and carries out extruding pelletization, the working temperature of twin screw extruder is 155-185 ℃, screw speed is 180-240r/min, finally by air-cooled, screening magnetic separation, metering, packing, obtains required sheath material.
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| CN201310430801.7A CN103540055A (en) | 2013-09-18 | 2013-09-18 | Insulation PVC (Poly Vinyl Chloride) sheath material for extra-high voltage power lines and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310430801.7A CN103540055A (en) | 2013-09-18 | 2013-09-18 | Insulation PVC (Poly Vinyl Chloride) sheath material for extra-high voltage power lines and preparation method thereof |
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| CN103865204A (en) * | 2014-03-20 | 2014-06-18 | 安徽玉发塑业有限公司 | Preparation method for energy-saving polyvinyl chloride tubular product |
| CN104017304A (en) * | 2014-06-01 | 2014-09-03 | 上海韬鸿化工科技有限公司 | Cold-resistant sheath material and cable |
| CN106750924A (en) * | 2016-12-12 | 2017-05-31 | 天长市康宁塑胶科技有限公司 | A kind of thermal resistance and acid-alkali resistance modified plastic rubber material |
| CN110196379A (en) * | 2018-12-28 | 2019-09-03 | 问洋铭 | A kind of insulating tool earth detector |
| CN111856880A (en) * | 2020-08-05 | 2020-10-30 | 李有伟 | High-performance photosensitive film for LDI (laser direct immersion) and preparation method thereof |
| CN112454721A (en) * | 2020-11-28 | 2021-03-09 | 山东迈特新材料科技有限公司 | Preparation method of cylindrical octabromoether particles |
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| CN101633766A (en) * | 2009-05-22 | 2010-01-27 | 上海凯波特种电缆料厂有限公司 | Environment-friendly flame retardant semiconductive PVC sheathing compound used for ultra-pressure cable sheath |
| EP2196834A1 (en) * | 2008-12-12 | 2010-06-16 | Draka Comteq B.V. | A buffered optical fiber, a telecommunications cable including a plurality of optical fibers, and a method of fabricating such a fiber. |
| CN102719040A (en) * | 2012-06-29 | 2012-10-10 | 苏州银禧科技有限公司 | Wear-resisting flame-retardant polyvinyl chloride insulation and sheathing materials |
| CN103059446A (en) * | 2011-10-20 | 2013-04-24 | 常熟市筑紫机械有限公司 | Irradiation cold-resistant polyvinyl chloride wire cable and material |
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| CN103865204A (en) * | 2014-03-20 | 2014-06-18 | 安徽玉发塑业有限公司 | Preparation method for energy-saving polyvinyl chloride tubular product |
| CN103865204B (en) * | 2014-03-20 | 2016-01-20 | 安徽玉发塑业有限公司 | A kind of preparation method of polychloroethylene pipes |
| CN104017304A (en) * | 2014-06-01 | 2014-09-03 | 上海韬鸿化工科技有限公司 | Cold-resistant sheath material and cable |
| CN104017304B (en) * | 2014-06-01 | 2016-03-30 | 上海韬鸿化工科技有限公司 | Cold-resistant sheath material and cable |
| CN106750924A (en) * | 2016-12-12 | 2017-05-31 | 天长市康宁塑胶科技有限公司 | A kind of thermal resistance and acid-alkali resistance modified plastic rubber material |
| CN110196379A (en) * | 2018-12-28 | 2019-09-03 | 问洋铭 | A kind of insulating tool earth detector |
| CN111856880A (en) * | 2020-08-05 | 2020-10-30 | 李有伟 | High-performance photosensitive film for LDI (laser direct immersion) and preparation method thereof |
| CN112454721A (en) * | 2020-11-28 | 2021-03-09 | 山东迈特新材料科技有限公司 | Preparation method of cylindrical octabromoether particles |
| CN112454721B (en) * | 2020-11-28 | 2022-05-17 | 山东迈特新材料科技有限公司 | Preparation method of cylindrical octabromoether particles |
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Application publication date: 20140129 |