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Title:
CATALYSTS FOR POLYMERIZING OELFINS AND PROCESS FOR PRODUCING OLEFIN POLYMER
Document Type and Number:
WIPO Patent Application WO/2004/065429
Kind Code:
A1
Abstract:
Solid catalyst components for polymerizing olefins obtained by reacting the following compounds (i), (ii) and (iv) or (i), (ii), (iii) and (iv): (i) a halogen-containing titanium compound; (ii) an alkoxy-containing magnesium compound obtained by reacting metallic magnesium, an alcohol and a halogen and/or a halogen-containing compound containing at least 0.0001 gram atom of a halogen atom per mol of the metallic magnesium; (iii) a halogen-containing silicon compound; and (iv) an electron donating compound represented by the following general formula (I): (I) wherein R1represents linear or branched alkyl having 1 or more carbon atoms; and R2 and R3 independently represent each liner or branched C1-20 alkyl.

Inventors:
YABUNOUCHI NOBUHIRO (JP)
SADASHIMA TAKANORI (JP)
Application Number:
PCT/JP2003/000524
Publication Date:
August 05, 2004
Filing Date:
January 22, 2003
Export Citation:
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Assignee:
IDEMITSU PETROCHEMICAL CO (JP)
YABUNOUCHI NOBUHIRO (JP)
SADASHIMA TAKANORI (JP)
International Classes:
C08F4/658; C08F10/00; C08F10/06; C08F297/08; C08F110/06; C08F210/06; (IPC1-7): C08F4/658; C08F10/00; C08F297/08
Domestic Patent References:
WO1991009887A11991-07-11
WO1992022592A11992-12-23
Foreign References:
JPS5883016A1983-05-18
JPS6327517A1988-02-05
JPH11322871A1999-11-26
JPH06122716A1994-05-06
Other References:
See also references of EP 1586589A4
Attorney, Agent or Firm:
Watanabe, Kihei (26 Kanda Suda-cho 1-chom, Chiyoda-ku Tokyo, JP)
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