KR920006374A - 크롬 함유 착체 중합화용 촉매 - Google Patents

크롬 함유 착체 중합화용 촉매 Download PDF

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Publication number
KR920006374A
KR920006374A KR1019900013938A KR900013938A KR920006374A KR 920006374 A KR920006374 A KR 920006374A KR 1019900013938 A KR1019900013938 A KR 1019900013938A KR 900013938 A KR900013938 A KR 900013938A KR 920006374 A KR920006374 A KR 920006374A
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South Korea
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catalyst
methyl
chromium
ethyl
propyl
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KR1019900013938A
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English (en)
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마이클 다우킨스 고돈
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리차드 데이비드 크랙
비피 케미칼스 리미티드
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Publication of KR920006374A publication Critical patent/KR920006374A/ko

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00—Polymerisation catalysts
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond

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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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerization Catalysts (AREA)

Abstract

내용 없음

Description

크롬-함유 착체 중합화용 촉매
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (10)

  1. 하기 일반식으로 나타낼수 있는 단핵 크롬 작제를 무수 무기산화물 지지체상에 침착시켜서 촉매 전구체를 제조한 후, 이 촉매 전구체를 열활성화 시킴으로써 제조할수 있는 중합화용 촉매:
    [상기식중, 치환된 시클로펜라디에닐 리간드 R1∼R5중 4개의 기는 메틸, 에릴, 이소프로필 및 n-프로필로 이루어진 군에서 독립적으로 선택되며, 제5번째 기는 메틸, 에틸, n-프로필, 이소프로필 및 수소로 이루어진 군에서 선택되고, x는 크롬 원자상의 이용가능한 배위 부위에 의존하는 1∼4의 정수이며, L은(a)메틸, 에틸, 이소프로필 및 n-프로필에서 독립적으로 선택된 4 또는 5개의 기로 치환된 시클로펜타디에닐 리간드 또는 (b)R이 H, 메틸 또는 에틸인(CO)3R이다].
  2. 제1항에 있어서, 단핵 크롬 착체갈 비스(펜타메틸시클 로펜타디에닐) 크롬(Ⅱ)인 올레핀 중합화용 촉매.
  3. 제1항 또는 제2항에 있어서, 무기 산화물이 다량의 실리카를 함유하는 올레핀 중합화용 촉매.
  4. 제1항 내지 제3항중 어느 한 항에 있어서, 무기 산화물 지지체상에 침착된 크롬의 양이 착체와 무기산화물 총중량의 0.01∼10중량%인 올래핀 중합화용 촉매.
  5. 제1항 내지 제4항중 어느 한 항에 있어서, 단핵 크롬 착체가 침착된 무수 무기 지지체를 건조, 불활성 대기에서 100℃이상 350℃미만의 온도로 가열함으로써 열활성화시킨 올레핀 중합화용 촉매.
  6. 하기 일반식으로 나타낼수 있는 단핵 크롬 착체가 침착된 무수 무기산화물 지지체를 함유하는, 제1항에 기재된 촉매 형성용 촉매전구체:
    [상기식중, 치환된 시클로펜라디에닐 리간드 R1∼R5중 4개의 기는 메틸, 에틸, 이소프로필 및 n-프로필로 이루어진 군에서 독립적으로 선택되며, 제5번째 기는 메틸, 에틸, 이소프로필, n-프로필, 및 수소로 이루어진 군에서 선택되고, x는 크롬 원자사의 이용가능한 배위 부위에 의존하는 1∼4의 정수이며, L은 (a)메틸, 에틸, 이소프로필 및 n-프로필에서 독립적으로 선택된 4 또는 5개의 기로 치환된 시클로펜타디에닐 리간드 또는 (b)R이 H, 메틸 또는 에틸인(CO)3R이다].
  7. 제6항에 있어서, 크롬 함량이 착체와 무기산화물 총중량을 기준으로 0.01∼10중량%인 촉매 전구체.
  8. 올래핀 단량체 도는 단량체들을 중합화반응 개시에 충분한 온도 및 압력에서 제1항 내지 제5항중 어느 한 항에 기재된 올래핀 중합화용 촉매와 접촉시킴을 특징으로 하는 플리올레핀의 제조방법.
  9. 제8항에 있어서, 플리올레핀이 에틸렌 단독 중합체 또는 에틸렌과 소량의 C3∼C8α-올래핀의 일종 이상과의 공중합체인 방법.
  10. 제8항 또는 제9항중 어느 한 항에 기재된 방법에 의해 제조가능한 플리올래핀.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900013938A 1989-04-09 1990-09-04 크롬 함유 착체 중합화용 촉매 KR920006374A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB89199251 1989-04-09
GB898919925A GB8919925D0 (en) 1989-09-04 1989-09-04 Chromium-containing complex polymerisation catalyst

Publications (1)

Publication Number Publication Date
KR920006374A true KR920006374A (ko) 1992-04-27

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Country Link
US (1) US5169815A (ko)
EP (1) EP0416784A3 (ko)
JP (1) JPH0393809A (ko)
KR (1) KR920006374A (ko)
CN (1) CN1050028A (ko)
BR (1) BR9004367A (ko)
CA (1) CA2024462A1 (ko)
FI (1) FI904332A0 (ko)
GB (1) GB8919925D0 (ko)
NO (1) NO903836L (ko)

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US5320996A (en) * 1992-11-06 1994-06-14 Chevron Research And Technology Company Alpha-olefin polymerization catalysts comprising supported cyclopentadienyl group 6b metal oxo, thio, imido and phosphido compounds and process for polymerizing alpha-olefins
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DE19645939A1 (de) * 1996-11-07 1998-05-14 Buna Sow Leuna Olefinverb Gmbh Verfahren zur Herstellung von ultrahochmolekularem Polyethylen und Methode zur Aktivierung des Katalysatorträgers
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CN112225839B (zh) * 2020-09-22 2022-05-24 浙江工业大学 一种超高分子量聚甲基丙烯酸甲酯的合成方法

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Also Published As

Publication number Publication date
NO903836L (no) 1991-03-05
CN1050028A (zh) 1991-03-20
EP0416784A3 (en) 1991-10-02
GB8919925D0 (en) 1989-10-18
BR9004367A (pt) 1991-09-03
CA2024462A1 (en) 1991-03-05
US5169815A (en) 1992-12-08
EP0416784A2 (en) 1991-03-13
JPH0393809A (ja) 1991-04-18
NO903836D0 (no) 1990-09-03
FI904332A0 (fi) 1990-09-03

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