C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 232/08 (2006.01) C08F 210/02 (2006.01) C08F 210/16 (2006.01) C08F 232/00 (2006.01) C08G 61/08 (2006.01) C08F 4/659 (2006.01)
Patent
CA 2147589
There is provided a process for producing a cyclic olefin copolymer by copolymerizing (A) ethylene and (B) a particular cyclic olefin in the presence of (C) a metallocene catalyst and (D) a small amount of an .alpha.-olefin having 3 to 20 carbon atoms. According to the said process, said copolymer can be produced at a high activity and its molecular weight can be controlled in a wide range. The copolymer produced by the said process has excellent properties inherent to the cyclic olefin copolymer.
Abe Yoshiharu
Sagane Toshihiro
Toyota Akinori
Hoescht Aktiengesellschaft
Mitsui Chemicals Inc.
Mitsui Petrochemical Industries Ltd.
Smart & Biggar
Ticona Gmbh
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