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KR970021185A - Polypropylene resin composition with improved paintability - Google Patents

Polypropylene resin composition with improved paintability Download PDF

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Publication number
KR970021185A
KR970021185A KR1019950036563A KR19950036563A KR970021185A KR 970021185 A KR970021185 A KR 970021185A KR 1019950036563 A KR1019950036563 A KR 1019950036563A KR 19950036563 A KR19950036563 A KR 19950036563A KR 970021185 A KR970021185 A KR 970021185A
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KR
South Korea
Prior art keywords
acid
resin composition
unsaturated carboxylic
polypropylene resin
ethylene
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Application number
KR1019950036563A
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Korean (ko)
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KR100344892B1 (en
Inventor
김영환
정인식
임형규
Original Assignee
황선두
삼성종합화학 주식회사
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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
    • C08L23/10—Homopolymers or copolymers of propene
    • 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
    • C08L23/16—Ethene-propene or ethene-propene-diene copolymers
    • 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
    • C08L23/26—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
    • C08L23/30—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by oxidation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers

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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)
  • General Chemical & Material Sciences (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Paints Or Removers (AREA)

Abstract

본 발명은 자동차 범퍼와 같은 자동차 부품이나 가전제품 등에 사용하기 위한 수지 조성물로서, 폴리프로필렌 100중량부에 무늬점도(ML1+4, 100℃)가 10∼30인 에틴렌 프로필렌계 공중합체 고무와 무늬점도(ML1+4, 100℃)가 60∼90인 에틸렌 프로필렌계 공중합체 고무를 혼합하여 무늬점도(ML1+4, 100℃)가 40∼60인 에틸렌 프로필렌계 공중합체 고무 30∼80중량부, 불포화 카르본산이나 또는 그 유도체에 의해 변성된 폴리올레핀 0.2∼15중량부, 고밀도 폴리올레핀 3∼20중량부, 및 무기 필터 3∼30중량부로 이루어진 폴리프로필렌 수지 조성물에 관한 것이다.The present invention relates to a resin composition for use in automobile parts, home appliances, and the like, such as automobile bumpers, and includes an ethylene propylene copolymer rubber having a pattern viscosity (ML 1 + 4 , 100 ° C) of 10 to 30 parts by weight of polypropylene. Mooney viscosity (ML 1 + 4, 100 ℃ ) are 60 to 90 ethylene propylene copolymer by mixing the rubber viscosity pattern (ML 1 + 4, 100 ℃ ) is 40 to 60 of ethylene-propylene copolymer rubber 30 to 80 The polypropylene resin composition consists of 0.2-15 weight part of polyolefins modified by weight part, unsaturated carboxylic acid, or its derivative (s), 3-20 weight part of high density polyolefins, and 3-30 weight part of inorganic filters.

Description

도장성이 향상된 폴리프로필렌 수지 조성물Polypropylene resin composition with improved paintability

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

Claims (7)

폴리프로필렌 100중량부 ; 무늬점도(ML1+4, 100℃)가 10∼30인 에틸렌 프로필렌계 공중합체 고무와 무늬점도(ML1+4, 100℃)가 60∼90인 에틸렌 프로필렌계 공중합체 고무를 혼합하여 무늬점도(ML1+4, 100℃)가 40∼60인 에틸렌 프로필렌계 공중합체 고무 30∼80중량부 ; 불포화 카르본산이나 또는 그 유도체에 의해 변성된 폴리올레핀 0.2∼15중량부 ; 고밀도 폴리올레핀 3∼20중량부 ; 및 무기 필러 3∼30중량부로 구성되는 것을 특징으로 하는 도장성이 향상된 폴리프로필렌 수지 조성물.100 parts by weight of polypropylene; Mooney viscosity (ML 1 + 4, 100 ℃ ) are 10 to 30 ethylene propylene-based copolymer rubber with a viscosity pattern (ML 1 + 4, 100 ℃ ) are 60 to 90 ethylene propylene-based Mooney viscosity by mixing the copolymer rubber 30 to 80 parts by weight of ethylene propylene copolymer rubber having (ML 1 + 4 , 100 ° C) of 40 to 60; 0.2 to 15 parts by weight of polyolefin modified with unsaturated carboxylic acid or derivatives thereof; 3 to 20 parts by weight of high density polyolefin; And 3 to 30 parts by weight of an inorganic filler. 제1항에 있어서 상기 프로필렌 중합체는 용융지수가 10-70g/10분(230℃)이고 결정성을 갖는 아이소택틱 에틸렌/프로필렌 블록공중합체인 것을 특징으로 하는 도장성이 향상된 폴리프로필렌 수지 조성물.The polypropylene resin composition of claim 1, wherein the propylene polymer is an isotactic ethylene / propylene block copolymer having a melt index of 10-70 g / 10 minutes (230 ° C.). 제1항에 있어서, 상기 변성 폴리올레핀은 폴리프로필렌, 폴리에틸렌, 에틸렌/α-올레핀 공중합체 고무, 에틸렌/α-올레핀 비공역 디엔화합물 공중합체 및 에틸렌/방향족 모노비닐화합물 공역 디엔화합물 공중합체 고무로 이루어진 군으로부터 선택되는 1 또는 2종 이상의 폴리올레핀을 불포화카르본산 또는 그 유도체로 변성시키는 것을 특징으로 하는 도장성이 향상된 폴리프로필렌 수지 조성물.The modified polyolefin of claim 1, wherein the modified polyolefin is made of polypropylene, polyethylene, ethylene / α-olefin copolymer rubber, ethylene / α-olefin nonconjugated diene compound copolymer, and ethylene / aromatic monovinyl compound conjugated diene compound copolymer rubber. A polypropylene resin composition with improved paintability, characterized by modifying one or two or more polyolefins selected from the group with unsaturated carboxylic acids or derivatives thereof. 제3항에 있어서, 상기 불포화카르본산은 아크릴산, 메타클리산, 말레인산, 푸말산, 이타콘산, 크로론산, 디트라콘산, 소르빈산, 메타콘산 및 언그리카산 등의 불포화카르본산과 무수말레인산, 무수이타콘산, 무수디트라콘산, 아크릴산 메틸, 메타크릴산 메틸, 아크릴산 에틸, 아크릴산 부틸, 말레인산 모노에틸 에스테르, 아크릴 아미드, 말레인산 모노 아미드, 말레이미드, N-부틸 말레이미드, 아크릴산 나트륨, 메타크릴산 나트륨 등의 불포화카르본산 유도체로부터 선택된 1 또는 2 이상을 선택하여 사용하는 것을 특징으로 하는 도장성이 향상된 폴리프로필렌 수지 조성물.The unsaturated carboxylic acid according to claim 3, wherein the unsaturated carboxylic acid is unsaturated carboxylic acid, maleic anhydride, such as acrylic acid, methacrylic acid, maleic acid, fumaric acid, itaconic acid, croronic acid, ditraconic acid, sorbic acid, metaconic acid, and unglycaic acid. Itaconic acid, ditraconic anhydride, methyl acrylate, methyl methacrylate, ethyl acrylate, butyl acrylate, maleic acid monoethyl ester, acrylamide, maleic acid monoamide, maleimide, N-butyl maleimide, sodium acrylate, sodium methacrylate A polypropylene resin composition having improved paintability, characterized in that one or two or more selected from unsaturated carboxylic acid derivatives such as these are selected and used. 제1항에 있어서, 상기 변성 폴리올레핀에 부가되는 불포화카르본산 및/또는 그 유도체의 양은 변성 폴리올레핀에 대하여 0.01∼10.0중량%인 것을 특징으로 하는 도장성이 향상된 폴리프로필렌 수지 조성물.The polypropylene resin composition with improved paintability according to claim 1, wherein the amount of unsaturated carboxylic acid and / or derivative thereof added to the modified polyolefin is 0.01 to 10.0 wt% based on the modified polyolefin. 제1항에 있어서, 상기 고밀도 폴리올레핀은 밀도가 0.94g/㎤이상이고 용융지수가 0.6∼25g/10분(190℃)인 것을 특징으로 하는 도장성이 향상된 폴리프로필렌 수지 조성물.The polypropylene resin composition of claim 1, wherein the high density polyolefin has a density of 0.94 g / cm 3 or more and a melt index of 0.6 to 25 g / 10 minutes (190 ° C). 제1항에 있어서, 상기 무기 필러는 평균입경이 2.0μ이고 최대입경이 10μ이하인 탈크인 것을 특징으로 하는 도장성이 향상된 폴리프로필렌 수지 조성물.The polypropylene resin composition of claim 1, wherein the inorganic filler is talc having an average particle diameter of 2.0 mu and a maximum particle diameter of 10 mu or less. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950036563A 1995-10-23 1995-10-23 Polypropylene resin composition with improved paintability Expired - Lifetime KR100344892B1 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100345786B1 (en) * 1999-08-25 2002-07-24 현대자동차주식회사 Polypropylene resin composition
KR100407674B1 (en) * 1996-10-04 2004-03-20 주식회사 효성 Polypropylene resin composition for molding pipes

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR970042764A (en) * 1995-12-30 1997-07-26 황선두 Polypropylene resin composition with excellent heat resistance and surface accuracy
KR100537923B1 (en) * 1998-12-31 2006-02-28 삼성토탈 주식회사 Polypropylene resin composition with excellent melt flowability and excellent heat resistance and low temperature impact strength

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6143650A (en) * 1984-08-07 1986-03-03 Chisso Corp Polypropylene composition for automobile bumper
KR0129499B1 (en) * 1993-10-19 1998-04-07 강박광 Polyolefin resin composition that can be directly painted
JP3354233B2 (en) * 1993-10-20 2002-12-09 日産自動車株式会社 Olefin resin composition for automotive exterior parts
KR0140060B1 (en) * 1993-12-31 1998-07-01 김준웅 Polyolefin Resin Composition
KR970015655A (en) * 1995-09-06 1997-04-28 전성원 Polypropylene Bumper Cover Composition

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100407674B1 (en) * 1996-10-04 2004-03-20 주식회사 효성 Polypropylene resin composition for molding pipes
KR100345786B1 (en) * 1999-08-25 2002-07-24 현대자동차주식회사 Polypropylene resin composition

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