BR9713468A - Processo para a polimerização de alfa-olefinas, catalisador usado na polimerização e sua preparação. - Google Patents

Processo para a polimerização de alfa-olefinas, catalisador usado na polimerização e sua preparação.

Info

Publication number
BR9713468A
BR9713468A BR9713468-6A BR9713468A BR9713468A BR 9713468 A BR9713468 A BR 9713468A BR 9713468 A BR9713468 A BR 9713468A BR 9713468 A BR9713468 A BR 9713468A
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BR
Brazil
Prior art keywords
support
alpha
contact
bringing
donor
Prior art date
Application number
BR9713468-6A
Other languages
English (en)
Inventor
Thomas Garoff
Timo Leinonen
Sirpa Ala-Huikku
Original Assignee
Borealis Polymers Oy
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 Borealis Polymers Oy filed Critical Borealis Polymers Oy
Publication of BR9713468A publication Critical patent/BR9713468A/pt

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Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00Polymerisation catalysts
    • C08F4/42Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44Metals; 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
    • C08F4/60Metals; 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
    • C08F4/62Refractory metals or compounds thereof
    • C08F4/64Titanium, zirconium, hafnium or compounds thereof
    • C08F4/65Pretreating the metal or compound covered by group C08F4/64 before the final contacting with the metal or compound covered by group C08F4/44
    • C08F4/652Pretreating with metals or metal-containing compounds
    • C08F4/654Pretreating with metals or metal-containing compounds with magnesium or compounds thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00Homopolymers 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)

Abstract

Patente de Invenção: <B>"PROCESSO PARA A POLIMERIZAçãO DE ALFAOLEFINAS, CATALISADOR USANDO NA POLIMERIZAçãO E SUA PREPARAçãO"<D>. Na polimerização de C~ 3~-C~ 12~-<244>-olefinas, a atividade do catalisador e a isostaticidade e o peso molecular do produto de polímero podem ser ajustados e melhorados um uma maneira controlada através de um novo processo no qual: A) um sistema de catalisação é preparado ao se pór um suporte que compreende cloreto de magnésio, um seu derivado ou um seu reagente de formação em contato com pelo menos tetracloreto de titânio ou em seu reagente de formação, a fim de produzir um suporte titanado; ao pór em contato o suporte titanado com pelo menos um composto metálico do grupo, 1, 2, ou 13 que contém uma C~ 1~-C~ 10~ alquila e ativa tetracloreto de titânio para um grupo de titânio cataliticamente ativo, a fim de produzir um suporte ativado, e ao se pór uma substância selecionada dentre o dito suporte, suporte titanado e suporte ativado em contato com pelo menos um doador ou um seu reagente de formação, a fim de produzir um sistema de catalisação; B) a polimerização é realizada usando-se o sistema de catalisação, contatando-o com pelo menos uma C~ 3~-C~ 12~-<244>-olefina, com o que cadeias de poli-C~ 3~-C~ 12~-<244>-olefina são formados nos grupos de titânio cataliticamente ativos, e de preferência ao pór em contato o dito sistema de catalisação, a dita C~ 3~-C~ 12~-<244>-olefina e as ditas cadeias de poli-C~ 3~-C~ 12~-<244>-olefinas com hidrogênio ou outro agente de transferência de cadeia similar, com o que uma poli-C~ 3~-C~ 12~-<244>-olefina terminada em hidrogênio é formada. No processo a melhoria é conseguida de modo que, na etapa A), i) uma primeira quantidade controlada de um doador interno menos solúvel e uma segunda quantidade controlada de um doador interno mais solúvel são proporcionadas na superfície do dito suporte, suporte titanado ou suporte ativado, a fim de produzir um produto de doação interno, e ii) o produto de doação interno é posto em contato com pelo menos um eluente que elui o doador interno mais solúvel e com pelo menos um doador externo ou um seu reagente de formação, a fim de produzir um produto de doação externo, o sistema de catalisação assim formado tendo pelo menos grupos de titânio cataliticamente ativos, a dita primeira quantidade controlada do doador interno menos solúvel e a dita segunda quantidade controlada compreendendo doador externo.
BR9713468-6A 1996-09-19 1997-09-19 Processo para a polimerização de alfa-olefinas, catalisador usado na polimerização e sua preparação. BR9713468A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI963707A FI963707A0 (fi) 1996-09-19 1996-09-19 Foerfarande foer polymerisering av alfa-olefiner, vid polymerisering anvaendbar katalysator och foerfarande foer framstaellning av densamma
PCT/FI1997/000562 WO1998012234A1 (en) 1996-09-19 1997-09-19 PROCESS FOR THE POLYMERIZATION OF α-OLEFINS, A CATALYST USED IN THE POLYMERIZATION AND ITS PREPARATION

Publications (1)

Publication Number Publication Date
BR9713468A true BR9713468A (pt) 2000-04-04

Family

ID=8546692

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9713468-6A BR9713468A (pt) 1996-09-19 1997-09-19 Processo para a polimerização de alfa-olefinas, catalisador usado na polimerização e sua preparação.

Country Status (17)

Country Link
US (1) US6288180B1 (pt)
EP (1) EP0927202B1 (pt)
JP (1) JP2001503079A (pt)
KR (1) KR20000036218A (pt)
CN (1) CN1154667C (pt)
AT (1) ATE234871T1 (pt)
AU (1) AU730744B2 (pt)
BR (1) BR9713468A (pt)
CA (1) CA2263660A1 (pt)
CZ (1) CZ81399A3 (pt)
DE (1) DE69720010T2 (pt)
EA (1) EA199900313A1 (pt)
ES (1) ES2195173T3 (pt)
FI (1) FI963707A0 (pt)
IL (1) IL128515A0 (pt)
PL (1) PL333375A1 (pt)
WO (1) WO1998012234A1 (pt)

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Also Published As

Publication number Publication date
CZ81399A3 (cs) 1999-08-11
US6288180B1 (en) 2001-09-11
CN1230968A (zh) 1999-10-06
EP0927202A1 (en) 1999-07-07
DE69720010D1 (de) 2003-04-24
ATE234871T1 (de) 2003-04-15
FI963707A0 (fi) 1996-09-19
CA2263660A1 (en) 1998-03-26
EP0927202B1 (en) 2003-03-19
JP2001503079A (ja) 2001-03-06
WO1998012234A1 (en) 1998-03-26
KR20000036218A (ko) 2000-06-26
AU4386097A (en) 1998-04-14
PL333375A1 (en) 1999-12-06
EA199900313A1 (ru) 1999-12-29
ES2195173T3 (es) 2003-12-01
CN1154667C (zh) 2004-06-23
DE69720010T2 (de) 2003-12-24
AU730744B2 (en) 2001-03-15
IL128515A0 (en) 2000-01-31

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