Title:
BISMALEIMIDE COMPOUND AND PRODUCTION OF POLYIMIDE
Document Type and Number:
Japanese Patent JPH03292307
Kind Code:
A
Abstract:
PURPOSE:To obtain a polyimide excellent in heat resistance and moldability by addition-polymerizing a specified bismaleimide compound having a thioether or ether group. CONSTITUTION:A polyimide is obtained by addition-polymerizing a bismaleimide compound of formula I (wherein X is -O- or -S-, A is a group selected from among groups of formulas II, III and IV, etc., and Z is -C=C- or a group of formula V).
Inventors:
YAMASHITA MITSUHIRO
KUSUMOTO KOJI
KUSUMOTO KOJI
Application Number:
JP9394190A
Publication Date:
December 24, 1991
Filing Date:
April 11, 1990
Export Citation:
Assignee:
TOKUYAMA SODA KK
International Classes:
C07D209/48; C07D207/452; C08F20/52; C08F22/40; (IPC1-7): C07D207/452; C07D209/48; C08F22/40