KR920008078A - 올레핀 중합을 위한 촉매 혼합물 및 방법 - Google Patents

올레핀 중합을 위한 촉매 혼합물 및 방법 Download PDF

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KR920008078A
KR920008078A KR1019910016790A KR910016790A KR920008078A KR 920008078 A KR920008078 A KR 920008078A KR 1019910016790 A KR1019910016790 A KR 1019910016790A KR 910016790 A KR910016790 A KR 910016790A KR 920008078 A KR920008078 A KR 920008078A
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catalyst
titanium
chromium
polymerization
mixture
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KR1019910016790A
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KR0168855B1 (ko
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앤 벤햄 엘리자베스
폴 먹다니엘 맥스
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제이 이이 휘립프스
휘립프스 피트로오리암 캄파니
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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
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/68—Vanadium, niobium, tantalum or compounds thereof
    • 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
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/02—Ethene
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/904—Monomer polymerized in presence of transition metal containing catalyst at least part of which is supported on a polymer, e.g. prepolymerized catalysts

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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)
  • Catalysts (AREA)

Abstract

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Description

올레핀 중합을 위한 촉매 혼합물 및 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (17)

  1. (1)무기산화물 및 크롬으로 구성된 입상 크롬-함유촉매 및 (2)티타늄 알콕사이드를 적합한 액체내에서 마그네슘 디할라이드와 반응시켜 용액을 얻고, 상기 용액을 히드로카르빌 알루미늄 할라이드와 접촉시켜 침전물을 생성시키고, 상기 침전물을 티타늄 테트라 클로라이드와, 및 그 다음 히드로카르빌 알루미늄 화합물과 접촉시킴으로써 제조되는 입상 티타늄-함유 촉매로 구성된, 올레핀의 중합에 적합한 촉매 혼합물.
  2. 제1항에 있어서, 상기 티타늄 알콕사이드가 1-10개의 탄소원자를 함유하는 알킬기를 갖는 티타늄 테트라알콕사이드이고, 상기 마그네슘 디할라이드가 마그네슘 디클로라이드이고, 상기 히드로카르빌 알루미늄 할라이드가, R이 1-8개 탄소원자를 갖는 알킬기이고, X는 클로라이드이며, m은 1-3범위내 수인 일반식 RmAlX3-m의 화합물이며, 상기 히드로카르빌 알루미늄 화합물이 알킬기가 1-4개 탄소원자를 함유하는 트리알킬알루미늄 화합물인 촉매 화합물.
  3. 제1항 또는 제2항에 있어서, 티타늄 촉매 대 크롬 촉매의 중량비가 약99:1-약1:99범위내인 촉매 혼합물.
  4. 제1항 내지 제3항중 어느 한 항에 있어서, 티타늄 알콕사이드가 티타늄 테트라에톡사이드이고, 마그네슘 디할라이드가 마그네슘 디클로라이드이고, 히드로카르빌 알루미늄 할라이드가 에틸알루미늄세서퀴클로라이드이며 히드로카르빌 알루미늄 화합물이 트리에틸 알루미늄인 촉매 화합물.
  5. 제4항에 있어서, 상기 침전물이 탄화수소로 세척되고, 그 다음 결과형성된 고체의 탄화수소 슬러리가 트리에틸알루미늄과 접촉되는 촉매 혼합물.
  6. 제1항 내지 제5항중 어느 한 항에 있어서, 상기 티타늄 촉매가 올레핀 초기 중합체를 함유하는 촉매.
  7. 제6항에 있어서, 올레핀 초기중합체가 티타늄-함유 촉매 상에 부착된 후 고체가 티타늄 테트라클로라이드와 접촉되는 촉매 혼합물.
  8. 제1항 내지 제7항중 어느 한 항에 있어서, 상기 크롬-함유 촉매가 약0.1-약10중량%크롬을 함유하는 촉매 혼합물.
  9. 제1항 내지 제8항중 어느 한 항에 있어서, 티타늄-함유 촉매 대 크롬 함유 촉매의 중량비가 약80:20-약20:80범위내인 촉매 혼합물.
  10. 입자 형태 중합 조건하에 크롬-함유 촉매가 티타뉴-함유촉매보다 코모노머를 혼합시키는데 있어서, 보다 효과적이고 티타늄-함유 촉매보다 더 높은 분자량 중합체를 생성시키는, (1)입상 크롬 암촉매 (2)입상티타늄-함유 촉매로 구성된 촉매 혼합물이 존재하 상기 중합 고건하에 액체 희석제내에서 3-18개 탄소원자를 함유하는 알파-올레핀이 적어도 하나의 코모노머와 에틸렌을 접촉시키는 것으로 구성된, 에틸렌 공중합체의 제조방법.
  11. 제10항에 있어서, 몰비로 나타낸 주 올레핀이 에틸렌인 방법.
  12. 제10항 또는 제11항에 있어서, 상기 코모노머가 1-헥센인 방법.
  13. 제10항 내지 제12항중 어느 한 항에 있어서, 중합이, 분지화가 결과 형성되는 공중합체의 분자량 분포의 고분자 부분에 집중하는 조건하에 수행되는 방법.
  14. 제10항 내지 제13항중 어느 한 항에 있어서, 상기 중합조건이 수소의 존재를 포함하는 방법.
  15. 제10항 내지 제14항중 어느 한 항에 있어서, 중합이 트리에틸알루미늄으로 구성된 소량이지만 효과적인 양의 조촉매의 존재하에 수행되는 방법.
  16. 제10항 내지 제15항중 어느 한 항에 있어서, 상기 크롬 촉매 및 상기 티타늄 촉매가 중합존에 독립적으로 공급되고 크롬촉매 대 티타늄 촉매의 비가 생성된 공중합체의 멜트인덱스, 밀도, 및/또는 분자량 분포를 조절하기 위해 사용되는 방법.
  17. 제10항 내지 제16항중 어느 한 항에 있어서, 제1항 내지 제9항중 어느 한 항에 따른 촉매 혼합물이 사용되는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910016790A 1990-10-09 1991-09-26 올레핀 중합용 촉매 혼합물 및 중합방법 KR0168855B1 (ko)

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Application Number Priority Date Filing Date Title
US7/594,600 1990-10-09
US07/594,600 US5237025A (en) 1990-10-09 1990-10-09 Process for making bimodal polyolefins using two independent particulate catalysts

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KR920008078A true KR920008078A (ko) 1992-05-27
KR0168855B1 KR0168855B1 (ko) 1999-03-20

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US (1) US5237025A (ko)
EP (1) EP0480376B1 (ko)
JP (1) JP2749732B2 (ko)
KR (1) KR0168855B1 (ko)
AT (1) ATE149530T1 (ko)
CA (1) CA2043814C (ko)
DE (1) DE69124907T2 (ko)
DK (1) DK0480376T3 (ko)
ES (1) ES2098296T3 (ko)
HU (1) HU212046B (ko)
MX (1) MX9101278A (ko)
MY (1) MY107483A (ko)
NO (1) NO179521C (ko)
SG (1) SG44496A1 (ko)
TW (1) TW224107B (ko)
YU (1) YU47894B (ko)

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YU47894B (sh) 1996-05-20
MY107483A (en) 1995-12-30
EP0480376B1 (en) 1997-03-05
CA2043814C (en) 1998-11-24
MX9101278A (es) 1992-06-05
NO179521B (no) 1996-07-15
NO913947D0 (no) 1991-10-08
YU164191A (sh) 1994-01-20
JPH04234408A (ja) 1992-08-24
DE69124907T2 (de) 1997-06-19
DK0480376T3 (da) 1997-04-07
US5237025A (en) 1993-08-17
ES2098296T3 (es) 1997-05-01
HU913178D0 (en) 1992-01-28
ATE149530T1 (de) 1997-03-15
EP0480376A2 (en) 1992-04-15
EP0480376A3 (en) 1992-05-27
HUT62919A (en) 1993-06-28
HU212046B (en) 1996-01-29
DE69124907D1 (de) 1997-04-10
CA2043814A1 (en) 1992-04-10
SG44496A1 (en) 1997-12-19
KR0168855B1 (ko) 1999-03-20
NO179521C (no) 1996-10-23
NO913947L (no) 1992-04-10
TW224107B (ko) 1994-05-21
JP2749732B2 (ja) 1998-05-13

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