Patents

Description

DERIVATI DE INDENIL SUBSTITUITI, CATALIZATOR SI PROCEDEU DE POLIMERIZARE COORDINATIVA A OLEFINELOR

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Interest:

Assignment

Publication info:

No.: RO118295

Date: 30.04.2003

Inventor(s):

NICKIAS PETER N [US]

MCADON MARK H [US]

PATTON JASSON T [US]

FRIEDRICHSEN BERNARD P [US]

SOTO JORGE [US]

STEVENS JAMES C [US]

VANDERLENDE DANIEL D [US]

Applicant(s):
DOW CHEMICAL CO [US]
Classification:
International patent classification (IPC):
C07F17/00; C07F19/00; C08F10/00; C08F210/00; C08F4/64; C08F4/642; C08F4/659; C08F4/6592
Cooperative patent classification (CPC):
C07F17/00 (EP, KR); C08F10/00 (EP); C08F4/65908 (EP); C08F4/6592 (EP); C08F10/00; C08F4/6592
Application info:
No.: RO19980000892
Date: 03.10.1996
Priority number(s):
US19950005913P 27.10.1995 ; WO1996US16012 03.10.1996
Related patents:
AR006266; ATE227729; AU717869; AU7392996; BR9611128; CA2229608; CN1098857; CN1200735; CZ129998; DE69624839; EP0874860; ES2183978; HU9802868; JP4454698; JPH11514376; KR100419698; KR19990067045; MY127666; NO322510; NO981854; PL186283; PL326426; PT874860; RU2175325; TW430674; WO9715583; ZA969000
Description:

Inventia se refera la derivati de indenil substituiti, la catalizatorul si la procedeul de polimerizare coordinativa a alfa-olefinelor. Derivatii conform inventiei sunt complecsi ai metalelor din grupa a 4-a, ce contin o grupa indenil substituita in pozitia 2 sau 3 cu cel putin o grupa aleasa dintre hidrocarbil, hidrocarbil perfluor substituit, silil, germil si amestecuri ale acestora, aceasta grupa fiind legata covalent de metal prin intermediul unei grupe ligand bivalente.

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