Norbornane-2-spiro-α-cycloalkanone-α′-spiro-2″-norbornane-5,5″,6,6″-tetracarboxylic dianhydride, norbornane-2-spiro-α-cycloalkanone-α′-spiro-2″-norbornane-5,5″,6,6″-tetracarboxylic acid and ester thereof, method for producing norbornane-2-spiro-α-cycloalkanone-α′-spiro-2″-norbornane-5,5″,6,6″-tetracarboxylic dianhydride, polyimide obtained by using the same, and method for producing polyimide
申请人:Matsumoto Toshihiko
公开号:US09456495B2
公开(公告)日:2016-09-27
A norbornane-2-spiro-α-cycloalkanone-α′-spiro-2″-norbornane-5,5″,6,6″-tetracarboxylic dianhydride represented by the following general formula (1):
wherein the formula (1), n represents an integer of 0 to 12, and R1s, R2, R3 each independently represents a hydrogen atom or the like.
一个由以下一般公式(1)表示的诺博尔烷-2-螺-α-环戊酮-α′-螺-2″-诺博尔烷-5,5″,6,6″-四羧酐,其中在公式(1)中,n代表0到12的整数,R1s,R2,R3分别代表氢原子或类似物。
NORBORNANE-2-SPIRO- A-CYCLOALKANONE-A '-SPIRO-2''-NORBORNANE-5,5'',6,6''-TETRACARBOXYLIC DIANHYDRIDE, NORBORNANE-2-SPIRO- A-CYCLOALKANONE-A '-SPIRO-2''-NORBORNANE-5,5'',6,6''-TETRACARBOXYLIC ACID AND ESTER THEREOF, METHOD FOR PRODUCING NORBORNANE-2-SPIRO- A-CYCLOALKANONE-A '-SPIRO-2''-NORBORNANE-5,5'',6,6''-TETRACARBOXYLIC DIANHYDRIDE, POLYIMIDE OBTAINED USING SAME, AND METHOD FOR PRODUCING POLYIMIDE
申请人:JX Nippon Oil & Energy Corporation
公开号:EP2535341B1
公开(公告)日:2015-08-26