ES2093166T3

Metallocenes containing benzocondensed indenyl derivatives as ligands, process for their preparation and their use as catalysts

Abstract

A VERY EFFECTIVE CATALYST SYSTEM FOR THE POLYMERIZATION OF OLEFINS, COMPOSED OF A COCATALYZER, PREFERABLY AN ALUMINOXANE AND A METALLOCHENE, OF FORMULA I, WHERE PREFERABLY, M1 EQUIVALATES TO ZR OR HF, R1 AND R2 EQUAL RENT, R4 TO R10 EQUIVALENT TO RENT OR HYDROGEN, AND R11 EQUIVALATES TO A BRENT ALKYLENE (SUB) or HETEROATOMO.

Term

Term ended

Projected expiry passed 27 November 2012, 13.8 years ago.

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44 members in 12 offices

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Priority claims
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19914139595Germany–
4139595GermanyA
4139595GermanyA
92120287–––
DE19914139595–––

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ZA929213BSouth AfricaB
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JPH06184179AJapanA
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ATE141609T1AustriaT1
DE59206948D1GermanyD1
ES2093166T3This recordSpainT3
EP0770587A2European Patent Office (EPO)A2
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EP0545303B1European Patent Office (EPO)B1
AT158800TAustriaT
ATE158800T1AustriaT1
TW318184BTaiwan Province of ChinaB
DE59208944D1GermanyD1
RU2098423C1Russian FederationC1
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