Thermosetting amide acid particle, thermosetting imide particle and cross-link imide particle and prepn. method therefor

Application Number: 00107511
Application Date: 2000.05.11
Publication Number: 1323847
Publication Date: 2001.11.28
Priority Information:
International: C08G69/28;C08J3/12
Applicant(s) Name: Osaka Atsushi Sumitomo Bakelite Co., Ltd.
Inventor(s) Name: Asao Katsuya;Saito Hideki
Patent Agency Code: 11219
Patent Agent: ding yebeng
Abstract The present invention relates to thermosetting amido acid microparticle, thermosetting acylimine microparticle and crosslinking acrylimine microparticle with controllable particle shape and distribution of particle size and their preparation method. By mixing first solution containg tetracarboxylic acid anhydride and acid anhydride having carbon carbon double bond and second solution containing diamine compound to precipitate thermosetting amide acid microparticle, and then using obtained amido acid micro-particle to prepare thermosetting acylimine microparticle and crosslinking acyl imine microparticle.