KR950026954A - Black crosslinked resin composition for insulation of electric power cable - Google Patents

Black crosslinked resin composition for insulation of electric power cable Download PDF

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KR950026954A
KR950026954A KR1019940005037A KR19940005037A KR950026954A KR 950026954 A KR950026954 A KR 950026954A KR 1019940005037 A KR1019940005037 A KR 1019940005037A KR 19940005037 A KR19940005037 A KR 19940005037A KR 950026954 A KR950026954 A KR 950026954A
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weight
parts
black
crosslinking
power cable
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KR0120400B1 (en
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김승오
이호성
이상우
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황선두
삼성종합화학 주식회사
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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D123/00—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers
    • C09D123/02—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
    • C09D123/04—Homopolymers or copolymers of ethene
    • C09D123/08—Copolymers of ethene
    • C09D123/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
    • C09D123/0815—Copolymers of ethene with aliphatic 1-olefins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/48—Stabilisers against degradation by oxygen, light or heat
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/63—Additives non-macromolecular organic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K15/00—Anti-oxidant compositions; Compositions inhibiting chemical change
    • C09K15/04—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds
    • C09K15/12—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds containing sulfur and oxygen
    • C09K15/14—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds containing sulfur and oxygen containing a phenol or quinone moiety
    • 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
    • H01B3/308—Wires with resins
    • 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

Abstract

본 발명은 옥외용 전력케이블의 절연피복용 흑색가교절연 폴리올레핀계 수지 조성물에 관한 것으로, 좀 더 구체적으로 설명하면 베이스 수지로는 폴리에틸렌에 올레핀계 공중합체, 가교제, 가교조제, 산화방지제, 카본블럭, 활제를 함유하는 옥외용 고압 전력 케이블 절연 및 피복용 흑색 가교절연용 수지 조성물에 관한 것으로서, 베이스수지인 에틸렌과 탄소원자 4 이상의 α-올레핀으로부터 중합된 폴리올레핀계수지 100중량부에 대해 산화방지제 0.05-1.0중량부, 가교효율증진제인 에틸렌과 카르복실기를 함유하는 단량체로부터 중합된 에틸렌계공중합체 2-5중량부, 가교체 1.0-4.0중량부, 가교조제 0.05-1.0중량부, 카본블랙 0.4-0.6중량부, 활제 0.2-0.6중량부가 함유되는 것을 특징으로 한다.The present invention relates to a black crosslinked insulating polyolefin resin composition for insulation coating of outdoor power cables, and more specifically, to a base resin, polyethylene, an olefin copolymer, a crosslinking agent, a crosslinking aid, an antioxidant, a carbon block, and a lubricant. The present invention relates to a resin composition for black crosslinking insulation for outdoor insulation and coating for high voltage power cables for outdoor use, wherein the antioxidant is 0.05 to 1.0 weight based on 100 parts by weight of a polyolefin resin polymerized from ethylene, which is a base resin, and an α-olefin having 4 or more carbon atoms. Parts, 2-5 parts by weight of an ethylene copolymer polymerized from a monomer containing ethylene and a carboxyl group, a crosslinking efficiency enhancer, 1.0-4.0 parts by weight of a crosslinking agent, 0.05-1.0 parts by weight of a crosslinking aid, 0.4-0.6 parts by weight of carbon black, It is characterized by containing 0.2-0.6 parts by weight of lubricant.

Description

옥외용 전력케이블 절연피복용 흑색 가교수지 조성물Black crosslinked resin composition for insulation of electric power cable

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (14)

베이스수지인 에틸렌과 탄소원자 4이상의 α-올레핀으로부터 중합된 폴리올레핀계수지 100중량부에 대해 산화방지제 0.05-1.0중량부, 가교효율증진제인 에틸렌과 카르복실기를 함유하는 단량체로부터 중합된 에틸렌계공중합체 2-5중량부 가교체 1.0-4.0중량부, 가교조제 0.05-1.0중량부, 카본블랙 0.4-0.6중량부, 활제 0.2-0.6중량부가 함유되는 것을 특징으로 하는 옥외용 전력케이블 절인피복용 흑색가교 수지조성물.Ethylene copolymer polymerized from monomers containing 0.05 to 1.0 parts by weight of antioxidant and ethylene and carboxyl groups as crosslinking efficiency enhancers based on 100 parts by weight of polyolefin resin polymerized from ethylene as a base resin and? -Olefins having 4 or more carbon atoms. Black crosslinking resin composition for outdoor power cable pickling coating comprising -5 parts by weight of crosslinked product 1.0-4.0 parts by weight, 0.05-1.0 parts by weight of crosslinking aid, 0.4-0.6 parts by weight of carbon black, and 0.2-0.6 parts by weight of lubricant. . 제1항에 있어서, 베이스수지인 에틸렌과 탄소원자 4이상의 α-올레핀으로부터 중합된 폴리올레핀 제수지가 에틸렌과 부텐-1, 헥센-1, 4-메틸펜텐-1, 옥텐-1로부터 중합된 밀도 0.910-0.930g/㎤, 멜트인덱스 0.1-3.0g/10min. 범위의 저밀도폴리에틸렌 및 신형저밀도 폴리에틸렌으로 전체 조성물에 대해 96.5-98.5 중량퍼센트인 것을 특징으로 하는 옥외용 전력케이블 질연피복용 흑색가교 수지조성물.The polyolefin resin polymerized according to claim 1, wherein the polyolefin resin polymerized from ethylene, which is a base resin, and an α-olefin having at least 4 carbon atoms, has a density of 0.910 polymerized from ethylene, butene-1, hexene-1, 4-methylpentene-1, and octene-1. -0.930 g / cm 3, melt index 0.1-3.0 g / 10 min. A black crosslinking resin composition for outdoor power cable sheathing, characterized by a low density polyethylene and a new low density polyethylene in the range of 96.5-98.5 weight percent of the total composition. 제1항에 있어서, 가교효율 증진제인 에틸렌과 카르복실기를 함유하는 단량체로부터 중합된 에틸렌계공중합체는 밀도 0.930-0.970g/㎤, 멜트인덱스 1.0-10.0g/10min. 이며 카르복실기를 함유하는 단량체의 함유량이 15중량퍼센트 이상의 것으로, 전체 조성물에 대해 2.0-3.0 중량부인 것을 특징으로 하는 옥외용 전력케이블 절연피복용 흑색가교 수지조성물.The ethylene-based copolymer polymerized from the monomer containing ethylene and a carboxyl group which is a crosslinking efficiency enhancer, has a density of 0.930-0.970 g / cm 3 and a melt index of 1.0-10.0 g / 10 min. And a content of a monomer containing a carboxyl group is 15% by weight or more, and 2.0 to 3.0 parts by weight based on the total composition, black crosslinked resin composition for outdoor power cable insulation coating. 제1항에 있어서, 산화방지제는 디-(2(-하이드록시 메틸-3-[1-메틸사이클로헥실]-페닐)메탄, 옥타데실-3-(3,5-디-터시어리부틸-4-하이드록시 페닐)-프로피오네이트, 2,2'-티오디에틸비스-[3-(3,5-디-터시어리부틸-4-하이드록시페닐)-프로피로네이트, 펜타에리트리틸-테트라키스(3-(3,5-디-터시어리부틸-4-하이드록시페닐)-프로피오네이트), 4,4'-티오비스(3-메틸-6-터시어리부틸페닐), 폴리머라이즈드 2,2', 4-트리메틸-1,2-디하이드로퀴놀린, 트리스-(2,4-디-터시어리부틸페닐)-포스파이트, β,β'-티오디프로피온산의 디라우릴 에스테르, β,β'-티오프로피온산의 디스테아릴 에스테르중 하나 또는 둘이상의 혼합물이 사용되는 것을 특징으로 하는 옥외용 전력케이블 절연피복용 흑색가교 수지조성물.The method of claim 1, wherein the antioxidant is di- (2 (-hydroxy methyl-3- [1-methylcyclohexyl] -phenyl) methane, octadecyl-3- (3,5-di-tertiarybutyl-4 -Hydroxyphenyl) -propionate, 2,2'-thiodiethylbis- [3- (3,5-di-tertiarybutyl-4-hydroxyphenyl) -propionate, pentaerythritol- Tetrakis (3- (3,5-di-tertiarybutyl-4-hydroxyphenyl) -propionate), 4,4'-thiobis (3-methyl-6-tertiarybutylphenyl), polymerize De 2,2 ', 4-trimethyl-1,2-dihydroquinoline, tris- (2,4-di-tertiarybutylphenyl) -phosphite, dilauryl ester of β, β'-thiodipropionic acid, β Black crosslinked resin composition for outdoor power cable insulation coating, characterized in that one or a mixture of two or more of the distearyl ester of β'-thiopropionic acid is used. 제1항 또는 제4항에 있어서, 1차 산화방지제는 설퍼(SULFUR)계통, 2차 산화방지제는 에스테르계통의 산화방지제가 최종 베이스수지 100중량부에 대하여 0.1-0.3중량부 함유되는 것을 특징으로하는 옥외용 전력케이블 절연피복용 흑색가교 수지조성물.The method of claim 1 or 4, wherein the primary antioxidant is a sulfur (SULFUR) system, the secondary antioxidant is characterized in that 0.1-0.3 parts by weight of the ester-based antioxidant based on 100 parts by weight of the final base resin Black crosslinking resin composition for insulation of outdoor power cable. 제1항에 있어서, 사용된 가교제가 디쿠밀 폐프록사이드, 디-터시어리-부틸 퍼옥사이드, 디-터시어리-부틸퍼옥시 디 이소포필 벤센, 2,5-디메틸-2,5-디-터시어리-부틸 퍼옥시 헥산, 2,5-디메틸-2,5-디-터시어리-부틸 퍼옥실 헥산-3, 터시어리-부틸 퍼옥시 벤조에이트중 하나 또는 두가지의 혼합물로 이루어지며 첨가량은 베이스수지 100중량부에 대하여 1.5-2.5중량부가 함유되는 것을 특징으로 하는 옥외용 전력케이블 절연피복용 흑색가교 수지조성물.The crosslinking agent according to claim 1, wherein the crosslinking agent used is dicumyl waste prooxide, di-tertiary-butyl peroxide, di-tertiary-butylperoxy diisopophyll bencene, 2,5-dimethyl-2,5-di- Consisting of one or two of tertiary-butyl peroxy hexane, 2,5-dimethyl-2,5-di-tertiary-butyl peroxyl hexane-3, tertiary-butyl peroxy benzoate and the amount of the base Black crosslinking resin composition for outdoor power cable insulation coating, characterized in that containing 1.5-2.5 parts by weight based on 100 parts by weight of resin. 제1항에 있어서, 사용된 가교조제가 트리알릴 시아누레이트, 트리알릴 이소시아누레이트, 트리메틸올 프로판 트리메타크릴레이트 등으로 첨가량은 베이스수지 100중량부에 대하여 1.0-1.5중량부가 함유되는 것을 특징으로 하는 옥외용 전력케이블 절연피복용 흑색가교 수지조성물.The method of claim 1, wherein the crosslinking aid used is triallyl cyanurate, triallyl isocyanurate, trimethylol propane trimethacrylate, or the like, and the amount of the crosslinking aid is 1.0-1.5 parts by weight based on 100 parts by weight of the base resin. A black crosslinking resin composition for insulation coating for outdoor power cables. 제1항에 있어서, 카본블랙이 평균입자크기가 20㎚ 이하, 표면적 110-140㎡/g, 범위의 것으로 전체 조성물에 대해 0.4-0.6중량부인 것을 특징으로 하는 옥외용 전력 케이블 절연피복용 흑색가교수지 조성물.The black crosslinkable resin for outdoor power cable insulation coating according to claim 1, wherein the carbon black has an average particle size of 20 nm or less, a surface area of 110-140 m 2 / g, and 0.4-0.6 parts by weight of the total composition. Composition. 제1항에 있어서, 활제가 스테아린산 금속염 또는 평균분자량 1,700-8,000 범위인 저분자량폴리에틸렌왁스 및 저분자량폴리프로필렌왁스 또는 포화지방산, 불포화지방산 및 이들로부터 제조된 화합물중 하나를 사용하며, 카본 블랙 100중량부에 대해서 6.0-8.0중량부 함유되는 것을 특징으로 하는 옥외용 전력케이블 절연피복용 흑색가교 수지조성물.The carbon black of claim 1, wherein the lubricant is a metal salt of stearic acid or a low molecular weight polyethylene wax and a low molecular weight polypropylene wax having an average molecular weight in the range of 1,700-8,000, or one of saturated fatty acids, unsaturated fatty acids and compounds prepared therefrom. Black crosslinking resin composition for insulation coating for outdoor power cable, characterized in that it is contained 6.0-8.0 parts by weight. 옥외용 전력케이블 절연피복용 흑색가교 수지조성물을 제조하는데 있어서, 담체로서 에틸렌과 탄소원자 4이상의 α-올레핀으로부터 중합된 저밀도폴리에틸렌 또는 선형 저밀도 폴리에틸렌에 산화방지제, 카본블랙, 활제를 혼련하여 카본블랙마스터배치를 제조하고, 여기에 폴리올레핀계 베이스수지와 가교효율 증진 및 가교제 침출억제기능을 지닌 에틸렌공중합체와 가교제와 가교조제를 가하여 혼련, 압출하는 것을 특징으로 하는 옥외용 전력케이블 절연피복용 흑색가교 수지조성물.In preparing black crosslinked resin composition for insulation coating of electric power cable for outdoor use, carbon black master is prepared by kneading antioxidant, carbon black and lubricant in low density polyethylene or linear low density polyethylene polymerized from ethylene and α-olefin having 4 or more carbon atoms as a carrier. To prepare a black cross-linking resin composition for outdoor power cable insulation coating, characterized in that the polyolefin base resin and the crosslinking efficiency enhancement and crosslinking agent leaching inhibitory function added to the ethylene copolymer, crosslinking agent and crosslinking aid. 제10항에 있어서, 카본블랙마스터배치 제조시, 산화방지제가 디-(2(하이드록시메틸-3-[1-메틸사이클로헥실]-페닐)메탄, 옥타데실-3-(3,5-디-터시어리부틸-4-하이드록시페닐)-프로피오네이트, 2,2'-티오디에틸비스-[3-(3,5-디-터시어리부틸-4-하이드록시페닐)-프로피오네이트], 펜타에리트리틸-테트라키스(3-(3,5-디-터시어리부틸-4-하이드록시페닐)-프로피오네이트), 4,4'-티오비스(3-메틸-6-터시어리부틸페닐), 폴리머라이즈드 2,2', 4-트리메틸-1,2-디하이드로퀴놀린, 트리스-(2,4-디-티시어리부틸페닐)-포스파이트, β,β'-티오디프로피온산의 디라우릴 에스테르, β,β'-티오프로피온산의 디스테아릴 에스테르로서 이들중 하나 또는 2이상의 혼합물이 사용되며 전체조성물에 대해 96.5-98.5 중량퍼센트인 것을 특징으로하는 옥외용 전력케이블 절연피복용 흑색가교수지조성물.The method of claim 10, wherein in preparing the carbon black masterbatch, the antioxidant is selected from the group consisting of di- (2 (hydroxymethyl-3- [1-methylcyclohexyl] -phenyl) methane, octadecyl-3- (3,5-di Tertiarybutyl-4-hydroxyphenyl) -propionate, 2,2'-thiodiethylbis- [3- (3,5-di-tertiarybutyl-4-hydroxyphenyl) -propionate ], Pentaerythryl-tetrakis (3- (3,5-di-tertiarybutyl-4-hydroxyphenyl) -propionate), 4,4'-thiobis (3-methyl-6-tercy Arybutylphenyl), polymerized 2,2 ', 4-trimethyl-1,2-dihydroquinoline, tris- (2,4-di-tisharybutylphenyl) -phosphite, β, β'-thiodi As the dilauryl ester of propionic acid and the distearyl ester of β, β'-thiopropionic acid, one or a mixture of two or more thereof is used, and 96.5-98.5 weight percent of the total composition is black for outdoor power cable insulation coating. Crosslinking resin composition . 제11항에 있어서, 카본블랙마스터배치 제조시, 카본블랙은 입자크기가 20 나노미터이하, 표면적 110-120㎡/g 범위의 것으로 베이스수지 100중량부에 대해 10-15중량부가 사용되는 것을 특징으로 하는 옥외용 진력케이블 절연피복용 흑색가교 수지조성물.The method of claim 11, wherein when producing the carbon black masterbatch, carbon black has a particle size of 20 nanometers or less and a surface area in the range of 110-120 m 2 / g, wherein 10-15 parts by weight is used for 100 parts by weight of the base resin. Black crosslinking resin composition for insulation cable for outdoor tension. 제11항에 있어서, 카본블랙마스터배치 제조시, 활제가 스테아린산 금속염 또는 평균분자량 1,700-8,000 범위인 저분자량폴리에틸렌왁스 및 저분자량폴리프로필렌왁스 또는 포화지방산, 불포화지방산 및 이들로부터 제조된 화합물중 하나를 사용하며 카본블랙 100중량부에 대해 0.5-1.5인 것을 특징으로 하는 옥외용 전력케이블 절연피복용 흑색가교 수지조성물.The method according to claim 11, wherein in the preparation of the carbon black masterbatch, one of the lubricants is a stearic acid metal salt or a low molecular weight polyethylene wax and a low molecular weight polypropylene wax or a saturated fatty acid, an unsaturated fatty acid and a compound prepared therefrom. Black crosslinking resin composition for outdoor power cable insulation coating, characterized in that it is used, 0.5-1.5 with respect to 100 parts by weight of carbon black. 제11항에 있어, 카본블랙마스터배치 제조시, 담체로서 사용되는 저밀도폴리에틸렌은 밀도 0.910-0.910g/㎤, 멜트인덱스 0.1-3.0g/10min. 범위의 에틸렌과 탄소원자 4이상의 α-올레핀으로부터 중합된 폴리올레핀계수지 즉, 저밀도폴리에틸렌, 선형 저밀도폴리에틸렌를 카본블랙 전체 조성물에 대해 75.0-85.0중량퍼센트인 것을 특징으로 하는 옥외용 전력케이블 절연피복용 흑색가교 수지조성물.The low density polyethylene used as a carrier in the preparation of the carbon black masterbatch has a density of 0.910-0.910 g / cm 3 and a melt index of 0.1-3.0 g / 10 min. Black crosslinking resin for outdoor power cable insulation coating, characterized in that the polyolefin resin polymerized from ethylene and α-olefin having 4 or more carbon atoms, that is, low density polyethylene and linear low density polyethylene, is 75.0-85.0% by weight of the total composition of carbon black. Composition. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940005037A 1994-03-14 1994-03-14 Composition of crosslinkable black compound used as jacket and insulation layer for outdoor power cable KR0120400B1 (en)

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KR20010088575A (en) * 2001-08-08 2001-09-28 김홍운 The composition of polypropylene resin and its preparation method

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KR100471541B1 (en) * 1997-04-25 2005-07-18 삼성토탈 주식회사 Telecommunication Cable Covering Resin Composition
KR100716381B1 (en) * 2006-02-15 2007-05-11 엘에스전선 주식회사 Composition for manufacturing insulation materials of electrical wire and manufactured electrical wire using the same

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KR20010088575A (en) * 2001-08-08 2001-09-28 김홍운 The composition of polypropylene resin and its preparation method

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