申请人:ETERNAL CHEMICAL CO., LTD.
公开号:US20130095426A1
公开(公告)日:2013-04-18
The invention pertains to an isocyanate-modified photosensitive polyimide. The photosensitive polyimide of the invention possesses excellent heat resistance, chemical resistance and flexibility, and can be used in a liquid photo resist composition or dry film photo resist composition, or used in a solder resist, coverlay film, or printed wiring board.