[go: up one dir, main page]

DE69912343D1 - Wärmebehandlung von Ziegler-Katalysatoren zur Erhöhung des Polymermolekulargewichts in der Polymerisationslösung - Google Patents

Wärmebehandlung von Ziegler-Katalysatoren zur Erhöhung des Polymermolekulargewichts in der Polymerisationslösung

Info

Publication number
DE69912343D1
DE69912343D1 DE69912343T DE69912343T DE69912343D1 DE 69912343 D1 DE69912343 D1 DE 69912343D1 DE 69912343 T DE69912343 T DE 69912343T DE 69912343 T DE69912343 T DE 69912343T DE 69912343 D1 DE69912343 D1 DE 69912343D1
Authority
DE
Germany
Prior art keywords
increase
molecular weight
heat treatment
polymerization solution
polymer molecular
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.)
Expired - Fee Related
Application number
DE69912343T
Other languages
English (en)
Other versions
DE69912343T2 (de
Inventor
Isam Jaber
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.)
Nova Chemicals International SA
Original Assignee
Nova Chemicals International SA
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 Nova Chemicals International SA filed Critical Nova Chemicals International SA
Application granted granted Critical
Publication of DE69912343D1 publication Critical patent/DE69912343D1/de
Publication of DE69912343T2 publication Critical patent/DE69912343T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • 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
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/642—Component covered by group C08F4/64 with an organo-aluminium compound

Landscapes

  • 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)
DE69912343T 1998-04-07 1999-03-12 Wärmebehandlung von Ziegler-Katalysatoren zur Erhöhung des Polymermolekulargewichts in der Polymerisationslösung Expired - Fee Related DE69912343T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA2234189 1998-04-07
CA002234189A CA2234189C (en) 1998-04-07 1998-04-07 Heat treatment of ziegler-natta catalysts to increase polymer molecular weight in solution polymerization

Publications (2)

Publication Number Publication Date
DE69912343D1 true DE69912343D1 (de) 2003-12-04
DE69912343T2 DE69912343T2 (de) 2004-06-24

Family

ID=4162302

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69912343T Expired - Fee Related DE69912343T2 (de) 1998-04-07 1999-03-12 Wärmebehandlung von Ziegler-Katalysatoren zur Erhöhung des Polymermolekulargewichts in der Polymerisationslösung

Country Status (7)

Country Link
EP (1) EP0949281B1 (de)
KR (1) KR100533058B1 (de)
CN (1) CN1119356C (de)
BR (1) BR9901120A (de)
CA (1) CA2234189C (de)
DE (1) DE69912343T2 (de)
EA (1) EA002145B1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1324055C (zh) * 2004-06-24 2007-07-04 中国石油化工股份有限公司 一种乙烯聚合催化剂、其制法及控制聚合动力学行为的方法
CN104945543B (zh) * 2015-07-17 2017-06-23 上海化工研究院有限公司 一种乙烯聚合催化剂及其制备方法
US11649301B2 (en) * 2018-06-12 2023-05-16 Dow Global Technologies Llc Activator-nucleator formulations

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4237029A (en) * 1979-01-29 1980-12-02 Phillips Petroleum Company Catalyst comprising intensely mixed triaryl phosphite, aluminum trihalide, titanium trihalide component
ZA801724B (en) * 1979-04-01 1981-03-25 Stamicarbon Catalytic titanium compound,process for the manufacture thereof,and process for the polymerization of lakenes-1 with application of such a titanium component
GB9121033D0 (en) * 1991-10-03 1991-11-13 Du Pont Canada Catalyst for ethylene polymerization at high temperatures
US5589555A (en) * 1991-10-03 1996-12-31 Novacor Chemicals (International) S.A. Control of a solution process for polymerization of ethylene
DE4337985A1 (de) * 1993-11-06 1995-05-11 Hoechst Ag Verfahren zur Herstellung eines Poly-1-olefins
US6174971B1 (en) * 1997-01-28 2001-01-16 Fina Technology, Inc. Ziegler-natta catalysts for olefin polymerization
CA2232099C (en) * 1998-03-12 2006-08-08 Nova Chemicals Ltd. Low aluminum and magnesium z-n solution catalysts
CA2234188C (en) * 1998-04-07 2006-07-11 Nova Chemicals Ltd. Heat treatment of ziegler-natta catalysts to increase activity in solution polymerization process

Also Published As

Publication number Publication date
KR19990082882A (ko) 1999-11-25
EP0949281A1 (de) 1999-10-13
CA2234189C (en) 2006-08-29
DE69912343T2 (de) 2004-06-24
BR9901120A (pt) 2000-01-11
EP0949281B1 (de) 2003-10-29
EA199900267A2 (ru) 1999-10-28
EA002145B1 (ru) 2001-12-24
CA2234189A1 (en) 1999-10-07
KR100533058B1 (ko) 2005-12-02
EA199900267A3 (ru) 2000-02-28
CN1119356C (zh) 2003-08-27
CN1235169A (zh) 1999-11-17

Similar Documents

Publication Publication Date Title
DE69823080D1 (de) Polymerisation von Cyclosiloxanen in Gegenwart von Füllstoffen
DE69909900D1 (de) Polymerisation von Fluoromonomeren in Kohlendioxyd
DE69720479D1 (de) Fragmentierte polymere hydrogele zur verhinderung von gewebeverklebung und ihre herstellung
DE60012176D1 (de) Polymerisation von fluoropolymeren
DE60041550D1 (de) Modifizierte polymere hergestellt mit katalysator auf basys von lanthaniden
DE60006228D1 (de) Monomer und polymerisationsverfahren
DE60033179D1 (de) Modifizierte polymere hergestellt mit katalysatoren auf basis von lanthaniden
DE69731081D1 (de) Olefin-polymerisationskatalysator, olefin-polymerisations verfahren, olefin-polymerzusammensetzungen und in der wärme geformte gegenstände
IL149262A0 (en) Catalyst compositions, methods of polymerization, and polymers therefrom
ATE234870T1 (de) Lösungspolymerisationsverfahren mit dispergierten katalysator-aktivierer
DE69717223D1 (de) Fluorocyanat- und Fluorocarbamat-Monomere und davon abgeleitete Polymere
DE59405876D1 (de) Geträgertes Katalysatorsystem, seine Herstellung und seine Verwendung zur Polymerisation von Olefinen
DE69710777D1 (de) Polymerisation von fluormonomeren in kohlendioxid
DE69836501D1 (de) Polymerisationsverfahren mit lebenden eigenschaften und daraus hergestellte polymere
FR2708586B1 (fr) Nouveaux phosphazènes utiles comme catalyseurs pour la polycondensation et la redistribution de polymères d'organosiloxanes.
DE69714830D1 (de) Olefinpolymerisationskatalysatore und Verfahren zur Herstellung von Olefinpolymeren
DE69702099D1 (de) Geträgerter fester Katalysator, Verfahren zu seiner Herstellung und Verfahren zur heterogenen Polymerisation von Olefinen
DE69919102D1 (de) Metallocenkatalysatoren für Olefinpolymerisation, Verfahren zur Herstellung von Olefinpolymeren mit Metallocenkatalysatoren
DE69942866D1 (de) Polymere aus Blockcopolymerisierbaren Monomeren und ihre Verwendung in der Herstellung von Ionenleitern
DE69825312D1 (de) Zusammensetzungen von ethylenpolymer mit norbornen-comonomer
FI972946A0 (fi) Nya metallocenfoereningar foer polymerisation av etyleniskt omaettade monomerer
DE69523204D1 (de) Katalysatorensysteme zur Polymerisation von Olefinen mit verbesserter Stereoselektivität und breiter Molekulargewichtsverteilung
EP1008611A3 (de) Polymerisation von Siloxanen
DE69908477D1 (de) Wärmebehandlung von Ziegler-Katalysatoren zur Erhöhung der Aktivität im Polymerisationslösungsprozess
DE69923284D1 (de) Verfahren zur Verminderung des Molekulargewichts von Ethylen-Copolymeren und -Terpolymeren

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee