AU559421B2 - Chromium and ziegler catalysed polymerisation process - Google Patents

Chromium and ziegler catalysed polymerisation process

Info

Publication number
AU559421B2
AU559421B2 AU19745/83A AU1974583A AU559421B2 AU 559421 B2 AU559421 B2 AU 559421B2 AU 19745/83 A AU19745/83 A AU 19745/83A AU 1974583 A AU1974583 A AU 1974583A AU 559421 B2 AU559421 B2 AU 559421B2
Authority
AU
Australia
Prior art keywords
chromium
ziegler
polymerisation process
catalyst
catalysed polymerisation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
AU19745/83A
Other languages
English (en)
Other versions
AU1974583A (en
Inventor
Frederick John Karol
Gary Harry Williams
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Publication of AU1974583A publication Critical patent/AU1974583A/en
Application granted granted Critical
Publication of AU559421B2 publication Critical patent/AU559421B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • C08F295/00—Macromolecular compounds obtained by polymerisation using successively different catalyst types without deactivating the intermediate polymer
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
AU19745/83A 1982-09-30 1983-09-29 Chromium and ziegler catalysed polymerisation process Ceased AU559421B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US42908982A 1982-09-30 1982-09-30
US429089 1982-09-30
US06/437,365 US4460755A (en) 1982-09-30 1982-10-28 Direct conversion of a polymerization reaction catalyzed by a Ziegler-type catalyst into one catalyzed by a chromium-based catalyst
US437365 1982-10-28

Publications (2)

Publication Number Publication Date
AU1974583A AU1974583A (en) 1984-04-05
AU559421B2 true AU559421B2 (en) 1987-03-12

Family

ID=27028030

Family Applications (1)

Application Number Title Priority Date Filing Date
AU19745/83A Ceased AU559421B2 (en) 1982-09-30 1983-09-29 Chromium and ziegler catalysed polymerisation process

Country Status (10)

Country Link
US (1) US4460755A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0107105B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) ATE18237T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU559421B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1205946A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3362331D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FI (1) FI76816C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GR (1) GR79400B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
HU (1) HU196438B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
PT (1) PT77415B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5030695A (en) * 1983-06-15 1991-07-09 Exxon Research & Engineering Company End-capped polymer chains, star and graft copolymers, and process of making same
US4564660A (en) * 1983-06-30 1986-01-14 Union Carbide Corporation Use of alkylaluminum compounds and hydroxyl-containing compounds to initiate polymerization of ethylene with chromium oxide catalysts
WO1987003603A1 (en) * 1985-12-16 1987-06-18 Exxon Research And Engineering Company End-capped polymer chains, graft and star copolymers, and process of making same
US5391657A (en) * 1993-09-27 1995-02-21 Union Carbide Chemicals & Plastics Technology Corporaton Method for reducing sheeting and static charges during polymerization of ethylene polymers
US5442019A (en) * 1994-03-25 1995-08-15 Exxon Chemical Company Process for transitioning between incompatible polymerization catalysts
US5672666A (en) * 1995-06-05 1997-09-30 Exxon Chemical Patents Inc. Process for transitioning between incompatible polymerization catalysts
NO301331B1 (no) * 1996-03-05 1997-10-13 Borealis As Fremgangsmåte for skifting av katalysator ved suspensjonspolymerisasjon av olefiner
US6388027B1 (en) 2000-10-24 2002-05-14 Union Carbide Chemicals & Plastics Technology Corporation Transition strategy for the production of sticky polymers
WO2003000790A1 (en) * 2001-06-22 2003-01-03 Exxonmobil Chemical Patents, Inc. Metallocene-produced very low density polyethylenes or linear lowdensity polyethylenes as impact modifiers
US6897269B2 (en) * 2002-12-27 2005-05-24 Univation Technologies, Llc Processes for transitioning between Ziegler-Natta and alumoxane-based single-site polymerization catalysts
BR0317761A (pt) * 2002-12-27 2005-11-22 Univation Tech Llc Processos para transição entre catalisadores de polimerização de sìtio único com base em alumoxano e ziegler-natta
US6858684B2 (en) * 2002-12-30 2005-02-22 Univation Technologies, Llc Processes for transitioning between various polymerization catalysts
US6949612B2 (en) * 2002-12-31 2005-09-27 Univation Technologies, Llc Processes for transitioning between metallocene and Ziegler-Natta polymerization catalysts
US6841630B2 (en) * 2002-12-31 2005-01-11 Univation Technologies, Llc Processes for transitioning between chrome-based and mixed polymerization catalysts
US6833417B2 (en) * 2002-12-31 2004-12-21 Univation Technologies, Llc Processes for transitioning between chrome-based and mixed polymerization catalysts
US6833416B2 (en) * 2003-03-21 2004-12-21 Univation Technologies, Llc Methods of polymerizing olefin monomers with mixed catalyst systems
US7629422B2 (en) * 2004-12-21 2009-12-08 Univation Technologies, Llc Process for transitioning between Ziegler-Natta-based and chromium-based catalysts
WO2006130310A1 (en) * 2005-05-27 2006-12-07 Union Carbide Chemicals & Plastics Technology Corporation Process for transitioning a reactor from a ziegler-natta catalyzed polymerization to a polymerization catalyzed by another type of catalyst system
CA2529920C (en) * 2005-12-13 2013-08-20 Nova Chemicals Corporation On the fly catalyst transitions
EP2216347A1 (en) 2009-01-30 2010-08-11 Borealis AG A method of catalyst transitions in olefin polymerizations
CN106459283B (zh) 2014-05-27 2019-05-31 Sabic环球技术有限责任公司 在不相容的催化剂之间转变的方法
BR112017013272A2 (pt) 2014-12-22 2018-01-09 Sabic Global Technologies Bv processo de transição entre catalisadores incompatíveis
US10494455B2 (en) 2014-12-22 2019-12-03 Sabic Global Technologies B.V. Process for transitioning between incompatible catalysts
CN107531841B (zh) 2015-03-24 2021-02-09 Sabic环球技术有限责任公司 用于在不相容的催化剂之间转换的方法
CN110431158A (zh) 2017-02-07 2019-11-08 埃克森美孚化学专利公司 减少齐格勒-纳塔催化剂的催化剂活性损失的方法
EP4389776A1 (en) 2022-12-20 2024-06-26 Borealis AG Process

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU34020A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1953-01-27 1956-02-06
US3023203A (en) * 1957-08-16 1962-02-27 Phillips Petroleum Co Polymerization process
NL137126C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1961-09-28
NL135065C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1965-05-14
GB1205635A (en) * 1967-05-12 1970-09-16 Ici Ltd Polymerisation of ethylene
US3622521A (en) * 1967-08-21 1971-11-23 Phillips Petroleum Co Olefin polymerization with chromium and titanium-containing compounds
US3709853A (en) * 1971-04-29 1973-01-09 Union Carbide Corp Polymerization of ethylene using supported bis-(cyclopentadienyl)chromium(ii)catalysts
US4011382A (en) * 1975-03-10 1977-03-08 Union Carbide Corporation Preparation of low and medium density ethylene polymer in fluid bed reactor

Also Published As

Publication number Publication date
EP0107105B1 (en) 1986-02-26
FI833530A0 (fi) 1983-09-29
PT77415B (en) 1986-02-27
AU1974583A (en) 1984-04-05
EP0107105A1 (en) 1984-05-02
HU196438B (en) 1988-11-28
US4460755A (en) 1984-07-17
FI833530L (fi) 1984-03-31
FI76816B (fi) 1988-08-31
CA1205946A (en) 1986-06-10
ATE18237T1 (de) 1986-03-15
GR79400B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1984-10-22
FI76816C (fi) 1988-12-12
DE3362331D1 (en) 1986-04-03
PT77415A (en) 1983-10-01

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired