申请人:JSR Corporation
公开号:EP1099719A1
公开(公告)日:2001-05-16
A diyne-containing (co)polymer which is soluble in organic solvents, has excellent processability, and gives a cured coating film excellent in heat resistance, solvent resistance, low-dielectric characteristics, and mechanical strength; processes for producing the same; and a cured film.
The diyne-containing (co)polymer contains at least 10 mol% repeating units represented by the following formula (1) and has a weight-average molecular weight of from 500 to 1,000,000:
wherein Y represents a specific bivalent organic group; Ar represents a bivalent organic group; and n represents 0 or 1.
一种可溶于有机溶剂、加工性能优异、固化涂膜的耐热性、耐溶剂性、低介电特性和机械强度优异的含二炔(共)聚合物;生产该聚合物的工艺;以及固化涂膜。
含二炔(共)聚合物含有至少 10 摩尔%的重复单元,由下式(1)表示,其重量平均分子量为 500 至 1,000,000 之间:
其中 Y 代表特定的二价有机基团;Ar 代表二价有机基团;n 代表 0 或 1。