KR970707232A - 에틸렌 공중합체에 의해 가소된 pvc의 개선된 제조 방법(improved process for preparing ethylene copolymer plasticized pvc) - Google Patents

에틸렌 공중합체에 의해 가소된 pvc의 개선된 제조 방법(improved process for preparing ethylene copolymer plasticized pvc)

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Publication number
KR970707232A
KR970707232A KR1019970702873A KR19970702873A KR970707232A KR 970707232 A KR970707232 A KR 970707232A KR 1019970702873 A KR1019970702873 A KR 1019970702873A KR 19970702873 A KR19970702873 A KR 19970702873A KR 970707232 A KR970707232 A KR 970707232A
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South Korea
Prior art keywords
ethylene copolymer
modifier
ethylene
plasticizer
molecular weight
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KR1019970702873A
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English (en)
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KR100249438B1 (ko
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죠오지 헨리 호프만
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메코나헤이 미리암 디
이 아이 듀퐁 드 네모아 앤드 캄파니
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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
    • C08L27/00—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 a halogen; Compositions of derivatives of such polymers
    • C08L27/02—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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/04—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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08L27/06—Homopolymers or copolymers of vinyl chloride
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L31/00—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 acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid; Compositions of derivatives of such polymers
    • C08L31/02—Homopolymers or copolymers of esters of monocarboxylic acids
    • C08L31/04—Homopolymers or copolymers of vinyl acetate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L73/00—Compositions of macromolecular compounds obtained by reactions forming a linkage containing oxygen or oxygen and carbon in the main chain, not provided for in groups C08L59/00 - C08L71/00; Compositions of derivatives of such polymers
    • 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
    • C08L23/08—Copolymers of ethene

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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

고 분자량 에틸렌 공중합체 가소제로 가소화된 PVC에서 흔히 존재하는 겔, 또는 비융해된 PVC입자들은 비-가교결합된 고 분자량 에틸렌 공중합체 가소제의 일부를 부분적으로 가교결합된 고 분자량 에틸렌 공중합체인 개질제로 치환함을 포함하는 개선된 제조 방법을 사용하므로써 감소될 수 있다. 바람직하게는, 개질제는 소량의 저 분자량 가소제를 또한 함유하여 부분적으로 가교결합된 에틸렌 공중합체가 달리 생성할 점도 증가 효과를 없앤다.

Description

에틸렌 공중합체에 의해 가소된 PVC의 개선된 제조 방법(IMPROVED PROCESS FOR PREPARING ETHYLENE COPOLYMER PLASTICIZED PVC)
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (4)

  1. 용융 혼합 장비에서 PVC, 에틸렌 공중합체 일차 가소제 및 임의의 이차 가소제를 혼합함을 포함하는, PVC를 에틸렌과 비닐 아세테이트의 이중합체, 에틸렌과 비닐아세테이트 및 일산화 탄소의 삼원공중합체, 및 에틸렌과 C1-C8알킬 아크릴레이트 및 일산화 탄소의 삼원공중합체로 구성된 군중에서 선택된, 용융지수 1 내지 100을 갖는 에틸렌 공중합체인 일차 가소제 PVC 100부당 20 내지 150부의 혼화가능한 양으로 가소화시키고, 및 임의로 또한 제1저분자량의 비-에틸렌 공중합체인 이차 가소제PVC 100부당 20부 이하, 그러나 일차가소제의 부보다는 적은 부로 가소화시키는 가소화된 PVC를 제조하는 방법에 있어서, PVC와의 용융 혼합을 개시하기 전에 일차 가소제 20 내지 150부의 일부를 상기 부의 5 내지 30부의 양의 개질제(개질제는 a) 가교 결합하기 전에, 에틸렌 및 비닐 아세테이트의 이중합체, 에틸렌과 비닐 아세테이트와 일산화 탄소의 삼원공중합체, 및 에틸렌과 C1-C8알킬 아크릴레이트 및 일산화 탄소의 삼원공중합체로 구성된 군중에서 선택되고, 가교결합수준이 25 내지 80%인, 부분적으로 가교결합된 에틸렌 공중합체; 및 b) 가교결합하기 전에 개질제의 에틸렌 공중합체에 첨가된, 전체 개질제 a)+b)의 총량의 0 내지 30%의 제2저 분자량, 비-에틸렌 공중합체 가소제를 포함한다)로 치환함을 포함하는 점이 개선된 방법.
  2. 제1항에 있어서, 개질제의 성분 a)가 부분적으로 가교결합된 에틸렌 공중합체 삼원공중합체인 방법.
  3. 제1항에 있어서, 개질제가 비-에틸렌 공중합체 가소제 10 내지 30중량%를 또한 함유하는 방법.
  4. 제1항에 있어서, 개질제에서 가교결합의 수준이 40 내지 60%인 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019970702873A 1994-10-31 1995-10-24 에틸렌공중합체에의해가소화된pvc의개선된제조방법 KR100249438B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US08/331,842 US5464903A (en) 1994-10-31 1994-10-31 Process for preparing ethylene copolymer plasticized PVC
US8/331,842 1994-10-31
US08/331,842 1994-10-31
PCT/US1995/013695 WO1996013546A2 (en) 1994-10-31 1995-10-24 Improved process for preparing ethylene copolymer plasticized pvc

Publications (2)

Publication Number Publication Date
KR970707232A true KR970707232A (ko) 1997-12-01
KR100249438B1 KR100249438B1 (ko) 2000-03-15

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KR1019970702873A KR100249438B1 (ko) 1994-10-31 1995-10-24 에틸렌공중합체에의해가소화된pvc의개선된제조방법

Country Status (7)

Country Link
US (1) US5464903A (ko)
EP (1) EP0789727A2 (ko)
JP (1) JP3651900B2 (ko)
KR (1) KR100249438B1 (ko)
CA (1) CA2200701A1 (ko)
TW (1) TW327640B (ko)
WO (1) WO1996013546A2 (ko)

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WO1996013546A3 (en) 1996-12-19
US5464903A (en) 1995-11-07
WO1996013546A2 (en) 1996-05-09
CA2200701A1 (en) 1996-05-09
EP0789727A2 (en) 1997-08-20
KR100249438B1 (ko) 2000-03-15
TW327640B (en) 1998-03-01
JP3651900B2 (ja) 2005-05-25
JPH10508062A (ja) 1998-08-04

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