PRODUCTION OF RING-OPENING COPOLYMER - JAPAN SYNTHETIC RUBBER CO LTD

Title:

PRODUCTION OF RING-OPENING COPOLYMER

Document Type and Number:

Japanese Patent JPS5394399

Kind Code:

A

Abstract:

PURPOSE: Ring-opening block copolymerization of norbornene derivatives and a high polymer with C-C double bonds is conducted in the presence of a metathesis catalyst under a specified condition to produce ring-opening copolymers with good heat and mechanical properties.

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Inventors:

KOTANI TEIZOU
MATSUMOTO SHIYUICHI
IMAIZUMI FUMITAKE
IGARASHI KATSUTOSHI
TAKAHASHI KAZUHIKO

Application Number:

JP785777A

Publication Date:

August 18, 1978

Filing Date:

January 28, 1977

Export Citation:

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Assignee:

JAPAN SYNTHETIC RUBBER CO LTD

International Classes:

C08F293/00; C08G61/00; C08G61/06; C08G61/08; (IPC1-7): C08G61/08

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