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Title:
PROCESS FOR PRODUCTION OF CYCLOOLEFIN COPOLYMERS
Document Type and Number:
WIPO Patent Application WO/2007/026743
Kind Code:
A1
Abstract:
Cycloolefin copolymers are produced by copolymerizing ethylene and/or an α-olefin having 3 to 20 carbon atoms with at least one cycloolefin in the presence of a polymerization catalyst consisting of both a Group 4 metal complex (preferably a titanium complex) having a specific structure and at least one activator selected from among organoaluminum-oxy compounds and organoboron compounds.

Inventors:
NOMURA KOTOHIRO (JP)
YONEMURA MASAMI (JP)
NITTO YU (JP)
Application Number:
PCT/JP2006/317063
Publication Date:
March 08, 2007
Filing Date:
August 30, 2006
Export Citation:
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Assignee:
NAT UNIV CORP NARA INST (JP)
NOMURA KOTOHIRO (JP)
YONEMURA MASAMI (JP)
NITTO YU (JP)
International Classes:
C08F4/6592; C08F210/00; C08F232/00
Domestic Patent References:
WO2005005496A22005-01-20
WO2005090418A12005-09-29
Foreign References:
JP2001516776A2001-10-02
JP2002020416A2002-01-23
Attorney, Agent or Firm:
SANO, Shizuo (2-6 Tenmabashi-Kyomachi, Chuo-k, Osaka-shi Osaka 32, JP)
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