KR970065620A - Crosslinked polyolefin composition for high voltage power line insulation - Google Patents

Crosslinked polyolefin composition for high voltage power line insulation Download PDF

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Publication number
KR970065620A
KR970065620A KR1019960007596A KR19960007596A KR970065620A KR 970065620 A KR970065620 A KR 970065620A KR 1019960007596 A KR1019960007596 A KR 1019960007596A KR 19960007596 A KR19960007596 A KR 19960007596A KR 970065620 A KR970065620 A KR 970065620A
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South Korea
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weight
composition
antioxidant
polydimethylsiloxane
butyl
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KR1019960007596A
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Korean (ko)
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KR0177303B1 (en
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노진서
김덕주
박인규
인주환
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성재갑
주식회사 Lg 화학
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/0025—Crosslinking or vulcanising agents; including accelerators
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/005—Stabilisers against oxidation, heat, light, ozone
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/14—Peroxides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/06—Properties of polyethylene
    • C08L2207/064—VLDPE
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/06—Properties of polyethylene
    • C08L2207/066—LDPE (radical process)

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Insulating Materials (AREA)

Abstract

본 발명은 (a) 베이스 수지로서 폴리올레핀계 수지 95.5 내지 98.6중량%, (b) 유기과산화물계 가교제 0.5 내지 3.0중량%, (c)페놀류 또는 방향족 아민류의 1차 산화 방지제와 포스파이트계 또는 티오에스테르계의 2차 산화방지제로 구성된 산화방지제 0.2 내지 0.9중량%, 및 (d)가공조제로서 폴리디메틸실록산, 또는 폴리디메틸실록산과 폴리에틸렌글리콜의 혼합물 0.05 내지 0.6중량%를 함유함을 특징으로 하는 고압 전력선 절연용 가교폴리올레핀 조성물에 관한 것이며, 이 조성물은 압출가공성과 전기적 특성이 뛰어나다.(B) an organic peroxide crosslinking agent in an amount of 0.5 to 3.0% by weight; (c) a primary antioxidant of phenols or aromatic amines and a phosphite-based or thioester And (d) 0.05 to 0.6% by weight of a polydimethylsiloxane or a mixture of polydimethylsiloxane and polyethylene glycol as a processing aid, characterized in that it contains 0.2 to 0.9% by weight of an antioxidant composed of a secondary antioxidant of the general formula The present invention relates to a crosslinked polyolefin composition for insulation, and the composition is excellent in extrusion processability and electrical characteristics.

Description

고압 전력선 절연용 가교폴리올레핀 조성물Crosslinked polyolefin composition for high voltage power line insulation

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

Claims (10)

(a) 베이스 수지로서 폴리올레핀계 수지 95.5 내지 98.6중량%, (b) 유기과산화물계 가교제 0.5 내지 3.0중량%, (c)페놀류 또는 방향족 아민류의 1차 산화 방지제와 포스파이트계 또는 티오에스테르계의 2차 산화방지제로 구성된 산화방지제 0.2 내지 0.9중량%, 및 (d)가공조제로서 폴리디메틸실록산, 또는 폴리 디메틸실록산과 폴리에틸렌글리콜의 혼합물 0.05 내지 0.6중량%를 함유함을 특징으로 하는 고압 전력선 절연용 가교폴리올레핀 조성물.(b) 0.5 to 3.0% by weight of an organic peroxide crosslinking agent; (c) a primary antioxidant of phenols or aromatic amines and a phosphite-based or thioester-based 2 And (d) 0.05 to 0.6% by weight of a polydimethylsiloxane or a mixture of polydimethylsiloxane and polyethylene glycol as a processing aid, characterized in that the antioxidant is selected from the group consisting of Polyolefin composition. 제1항에 있어서, 상기 폴리올레핀계 수지(a)가 저밀도 폴리에틸렌, 선형 저밀도 폴리에틸렌 또는 초저밀도 폴리에틸렌임을 특징으로 하는 조성물.The composition according to claim 1, wherein the polyolefin resin (a) is a low density polyethylene, a linear low density polyethylene or an ultra low density polyethylene. 제1항에 있어서, 상기 폴리올레핀계 수지(a)가 0.910 내지 0.945ｇ/㎤의 밀도 및 0.1 내지 4.0g/10분의 용융지수를 가짐을 특징으로 하는 조성물.The composition according to claim 1, wherein the polyolefin-based resin (a) has a density of 0.910 to 0.945 g / cm 3 and a melt index of 0.1 to 4.0 g / 10 min. 제1항에 있어서, 상기 유기과산화물계 가교제(b)가 디큐밀 퍼옥사이드, 3급-부틸큐밀 퍼옥사이드, 디(3급-부틸퍼옥시 이소프로필)벤젠, 2,5-디메틸-2,5-디(3급-부틸퍼옥시)벤젠 또는 디(3급-부틸)퍼옥사이드임을 특징으로 하는 조성물.The organic peroxide crosslinking agent according to claim 1, wherein the organic peroxide crosslinking agent (b) is at least one selected from the group consisting of dicumyl peroxide, t-butyl cumyl peroxide, di (tert- butylperoxyisopropyl) benzene, Di (tertiary-butylperoxy) benzene or di (tert-butyl) peroxide. 제1항에 있어서, 상기 유기과산화물계 가교제(b)가 전체 조성물을 기준으로 1.5 내지 2.5중량%임을 특징으로 하는 조성물.The composition according to claim 1, wherein the organic peroxide crosslinking agent (b) is from 1.5 to 2.5% by weight based on the total composition. 제1항에 있어서, 상기 제1차 산화방지제(c)가 2,2'-티오디에틸비스-[3-(3,5-디-3급-부틸-4-하이드록시페닐)프로피오네이트], 펜타에리쓰리틸-테트라키스-[3-(3,5-디-3급-부틸-4-하이드록시페닐)프로피오네이트] 또는 옥타데실 3-(3,5-디-3급-부틸-4-하이드록시페닐)프로피오네이트임을 특징으로 하는 조성물.The method of claim 1, wherein the first antioxidant (c) is at least one selected from the group consisting of 2,2'-thiodiethylbis- [3- (3,5-di-tert- butyl-4-hydroxyphenyl) propionate (3,5-di-tert-butyl-4-hydroxyphenyl) propionate] or octadecyl 3- (3,5- Butyl-4-hydroxyphenyl) propionate. 제1항에 있어서, 상기 2차 산화방지제(c)가 디스테아릴 티오디프로피오네이트 또는 디라우릴 티오디프로 피오네이트임을 특징으로 하는 조성물.The composition according to claim 1, wherein the secondary antioxidant (c) is distearyl thiodipropionate or dilauryl thiodipropionate. 제1항에 있어서, 상기 1차 산화방지제가 전체 조성물의 0.1 내지 0.4중량%를 차지하고, 2차 산화방지제가 0.1 내지 0.5중량%를 차지함을 특징으로 하는 조성물.The composition of claim 1, wherein said primary antioxidant comprises from 0.1 to 0.4% by weight of the total composition and from 0.1 to 0.5% by weight of a secondary antioxidant. 제1항에 있어서, 상기 폴리디메틸실록산이 평균분자량 10,000 내지 100,000범위의 것이며, 폴리에틸렌글리콜이 평균분자량 200 내지 10,000범위의 것인 조성물.The composition of claim 1, wherein the polydimethylsiloxane has an average molecular weight in the range of 10,000 to 100,000 and the polyethylene glycol has an average molecular weight in the range of 200 to 10,000. 제1항에 있어서, 상기 폴리디메틸실록산 0.05 내지 0.4중량%와, 폴리에틸렌글리콜 0.02 내지 0.2중량%를 조합하여 사용함을 특징으로 하는 조성물.The composition of claim 1, wherein 0.05 to 0.4% by weight of the polydimethylsiloxane and 0.02 to 0.2% by weight of polyethylene glycol are used in combination. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960007596A 1996-03-20 1996-03-20 Crosslinkable polyolefin composition for insulating high-voltage power cable KR0177303B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150042028A (en) * 2013-10-10 2015-04-20 제일모직주식회사 Composition for insulating film and insulating film and electronic device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100471541B1 (en) * 1997-04-25 2005-07-18 삼성토탈 주식회사 Telecommunication Cable Covering Resin Composition
KR100578391B1 (en) * 1999-02-04 2006-05-10 삼성토탈 주식회사 Crosslinkable polyolefin resin composition with high heat sealing properties
KR100377862B1 (en) * 1999-03-29 2003-03-29 주식회사 엘지화학 Flame retarding silane crosslinkable polyethylene composition and method of preparing flame retarding cable by the same
KR100585330B1 (en) * 1999-06-24 2006-05-30 삼성토탈 주식회사 Polyolefin composition with improved melt properties
KR102141732B1 (en) 2018-07-27 2020-08-05 한국전력공사 Insulator for power cable using insulator composition
KR20200112438A (en) 2019-03-22 2020-10-05 한국전력공사 Semiconductor layer composition for high voltage power cable

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150042028A (en) * 2013-10-10 2015-04-20 제일모직주식회사 Composition for insulating film and insulating film and electronic device

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