申请人:MITSUI TOATSU CHEMICALS, Inc.
公开号:EP0695955A2
公开(公告)日:1996-02-07
Disclosed herein are a polyimide resin composition for an optical filter, comprising a colorless transparent polyimide resin containing at least one perfluoroalkyl group in each recurring structural unit and having excellent solvent solubility, and at least one dyestuff soluble in said resin, said dyestuff having absorption in the visible range and/or the near infrared range; a printing ink for an optical filter, comprising the polyimide resin composition and a solvent; and an optical filter comprising a transparent base material and the polyimide resin composition.
本文公开了一种用于光学滤光片的聚酰亚胺树脂组合物,该组合物包括一种无色透明的聚酰亚胺树脂,其每个循环结构单元中至少含有一个全氟烷基,并具有极佳的溶剂溶解性,以及至少一种可溶于所述树脂的染料,所述染料在可见光范围和/或近红外范围内具有吸收性;一种用于光学滤光片的印刷油墨,该油墨包括聚酰亚胺树脂组合物和溶剂;以及一种光学滤光片,该滤光片包括透明基底材料和聚酰亚胺树脂组合物。