Title:
ADDITION COPOLYMERS, HYDROGENATED ADDITION COPOLYMERS AND PROCESSES FOR PRODUCING BOTH
Document Type and Number:
WIPO Patent Application WO/2002/072652
Kind Code:
A1
Abstract:
An addition copolymer which comprises at least repeating units derived from a conjugated diene and repeating units derived from a cyclic olefin with the contents of the former and latter repeating units being 10 to 99 mole % and 90 to 1 mole % respectively based on the whole of the repeating units of the copolymer and has a weight-average molecular weight of 5,000 to 1,000,000 in terms of polystyrene as determined by gel permeation chromatography and a glass transition temperature of 100 to 200 °C. This copolymer can be designed not only as elastomers but also as plastics.
Inventors:
KISHI NAOYA (JP)
KAITA SHOJIRO (JP)
TSUNOGAE YASUO (JP)
KAITA SHOJIRO (JP)
TSUNOGAE YASUO (JP)
Application Number:
PCT/JP2002/001534
Publication Date:
September 19, 2002
Filing Date:
February 21, 2002
Export Citation:
Assignee:
ZEON CORP (JP)
KISHI NAOYA (JP)
KAITA SHOJIRO (JP)
TSUNOGAE YASUO (JP)
KISHI NAOYA (JP)
KAITA SHOJIRO (JP)
TSUNOGAE YASUO (JP)
International Classes:
C08F4/60; C08F4/619; C08F4/6192; C08F8/04; C08F210/00; C08F236/04; (IPC1-7): C08F236/04; C08F4/60; C08F8/04; C08F232/00
Domestic Patent References:
| WO1999002571A1 | 1999-01-21 | |||
| WO1996037529A1 | 1996-11-28 |
Foreign References:
| JPS48102888A | 1973-12-24 |
Attorney, Agent or Firm:
Maeda, Hitoshi (2F Kiriyama Bldg., 1-1, Sarugaku-cho 2-chom, Chiyoda-ku Tokyo, JP)
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