KR970074857A - Styrene-based resin composition excellent in abrasion resistance - Google Patents

Styrene-based resin composition excellent in abrasion resistance Download PDF

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Publication number
KR970074857A
KR970074857A KR1019960017326A KR19960017326A KR970074857A KR 970074857 A KR970074857 A KR 970074857A KR 1019960017326 A KR1019960017326 A KR 1019960017326A KR 19960017326 A KR19960017326 A KR 19960017326A KR 970074857 A KR970074857 A KR 970074857A
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South Korea
Prior art keywords
weight
resin composition
styrene
composition according
parts
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KR1019960017326A
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Korean (ko)
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KR100186727B1 (en
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최성묵
이승대
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유현식
제일모직 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
    • C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • C08L51/04—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to rubbers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
    • C08L25/02—Homopolymers or copolymers of hydrocarbons
    • C08L25/04—Homopolymers or copolymers of styrene
    • C08L25/06—Polystyrene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
    • C08L83/04—Polysiloxanes

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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)

Abstract

본 발명은 적은 양이 첨가제를 사용하더라도 충분히 내마모성이 발휘되는 스티렌계 수지 조성물을 제공하기 위한 것으로서, 본 발명의 수지 조성물은 고무 변성된 스티렌계 수지 80 내지 30중량부와 비결정성 폴리스티렌 수지 20 내지 70중량부로 구성된 스티렌계 수지 100중량부에 폴리디메틸실록산 0.3 내지 1.0중량부와 글라스화이버 3 내지 5중량부를 함유하는 것을 특징으로 한다.The present invention provides a styrenic resin composition which exhibits sufficient abrasion resistance even when a small amount of an additive is used. The resin composition of the present invention comprises 80 to 30 parts by weight of a rubber-modified styrenic resin and 20 to 70 parts by weight of an amorphous polystyrene resin And 0.3 to 1.0 part by weight of polydimethylsiloxane and 3 to 5 parts by weight of a glass fiber.

Description

내 마모성이 우수한 스티렌계 수지 조성물Styrene-based resin composition excellent in abrasion resistance

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

Claims (12)

고무 변성된 스티렌계 수지 80 내지 30중량부와 비결정성 폴리스티렌 수지 20 내지 70중량부로 구성된 스티렌계 수지 100중량부에 폴리디메틸실록산 0.3 내지 1.0중량부와 글라스화이버 3 내지 5중량부를 함유하는 것을 특징으로 하는 내마모성이 우수한 스티렌계 수지 조성물.Characterized by comprising 0.3 to 1.0 part by weight of polydimethylsiloxane and 3 to 5 parts by weight of a glass fiber in 100 parts by weight of a styrene resin composed of 80 to 30 parts by weight of a rubber-modified styrene resin and 20 to 70 parts by weight of an amorphous polystyrene resin The styrene-based resin composition having excellent abrasion resistance. 제1항에 있어서, 고무 변성된 스티렌계 수지는 개시제에 의한 괴상 연속중합에 의해 중량평균 분자량이 17만 내지 21만인 수지로 제조되는 것을 특징으로 하는 내마모성이 우수한 스티렌계 수지 조성물.The styrene resin composition according to claim 1, wherein the rubber-modified styrene resin is produced from a resin having a weight average molecular weight of 170,000 to 210,000 by bulk continuous polymerization with an initiator. 제1항에 있어서, 고무 변성된 스티렌계 수지는 스티렌계 수지상에 분산된 고무상의 평균 입지직경이 0.8 내지 2.0마이크론인 것을 특징으로 하는 내마모성이 우수한 스티렌계 수지 조성물.The styrene resin composition according to claim 1, wherein the rubber-modified styrene resin has an average diameter of 0.8 to 2.0 microns on a rubber phase dispersed on the styrene resin. 제1항에 있어서, 고무 변성된 스티렌계 수지는 수지 100중량부에 대해 폴리부타디엔계 고무를 9 내지 15중량부 함유하는 것을 특징으로 하는 내마모성이 우수한 스티렌계 수지 조성물.The styrene resin composition according to claim 1, wherein the rubber-modified styrene resin contains 9 to 15 parts by weight of a polybutadiene rubber with respect to 100 parts by weight of the resin. 제2항에 있어서, 개지제로는 3급 부틸 퍼옥시벤조에이트를 0.05 내지 0.1 중량부 투입함을 특징으로 하는 내마모성이 우수한 스티렌계 수지 조성물.The styrene type resin composition according to claim 2, wherein 0.05 to 0.1 part by weight of tertiary butyl peroxybenzoate is added as the opening agent. 제1항에 있어서, 고무 변성된 스티렌계 수지의 고무상 물질이 95중량% 이상은 1,4-cis 함량이 95중량% 이상이고, 스티렌 모노머 95중량% 용액에서 용액점도가 25℃에서 20 내지 80센티포이즈 수준인 것을 특징으로 하는 내마모성이 우수한 스티렌계 수지 조성물.The thermoplastic resin composition according to claim 1, wherein at least 95% by weight of the rubber-modified styrene resin has a 1,4-cis content of 95% by weight or more and a solution viscosity of from 95% Lt; RTI ID = 0.0 > 80 < / RTI > centipoise. 제1항에 있어서, 비결정성 폴리스티렌 수지는 열에 의한 괴상 연속중합에 의해 중량평균 분자량이 29만 내지 35만인 수지로 제조되는 것을 특징으로 하는 내마모성이 우수한 스틸렌계 수지 조성물.The styrene-based resin composition according to claim 1, wherein the amorphous polystyrene resin is produced from a resin having a weight average molecular weight of 290 to 350,000 by mass continuous polymerization by heat. 제1항에 있어서, 비결정성 폴리스티렌 수지는 상온에서 54 내지 76센티스토크의 점도를 갖는 유동파라핀계 미네랄오일을 0.01 내지 0.25중량부 함유하는 것을 특징으로 하는 내마모성이 우수한 스티렌계 수지 조성물.The styrene resin composition according to claim 1, wherein the amorphous polystyrene resin contains 0.01 to 0.25 parts by weight of liquid paraffinic mineral oil having a viscosity of 54 to 76 centistokes at room temperature. 제1항에 있어서, 폴리디메틸실록산은 상온에서 3000 내지 35000센티스토크의 점도를 갖는 것을 특징으로 하는 내마모성이 우수한 스틸렌계 수지 조성물.The styrene-based resin composition according to claim 1, wherein the polydimethylsiloxane has a viscosity of 3,000 to 35,000 centistokes at room temperature. 제1항 또는 제9항에 있어서, 폴리디메틸실록산은 하기 구조식(Ⅰ)의 구조를 가지는 것을 특징으로 하는 내마모성이 우수한 스티렌계 수지 조성물.The styrene type resin composition according to any one of claims 1 to 9, wherein the polydimethylsiloxane has a structure represented by the following structural formula (I). (여기서 n은 상온에서 액상을 유지하는 폴리실록산 단위를 나타내는 정수이다.)(Where n is an integer representing the polysiloxane unit that maintains the liquid phase at room temperature). 제1항에 있어서, 글라스 화이버는 실란계로 표면처리된 것을 특징으로 하는 내마모성이 우수한 스틸렌계 수지 조성물.The styrene resin composition according to claim 1, wherein the glass fiber is surface-treated with a silane system. 제1항에 있어서, 글라스 화이버는 평균 입자 직경이 30 내지 100마이크론인 것을 특징으로 하는 내마모성이 우수한 스티렌계 수지 조성물.The styrene resin composition according to claim 1, wherein the glass fiber has an average particle diameter of 30 to 100 microns. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960017326A 1996-05-22 1996-05-22 Styrenic resin composition having abrasion-resistance KR100186727B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100411088B1 (en) * 2001-08-17 2003-12-18 제일모직주식회사 Styrenic Resin Composition with Excellent Heat Resistance and Surface Gloss

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100411088B1 (en) * 2001-08-17 2003-12-18 제일모직주식회사 Styrenic Resin Composition with Excellent Heat Resistance and Surface Gloss

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