The present invention provides an adhesive aid composition having excellent adhesive strength to polyimide films without decreasing mechanical properties and being useful in the field of electric materials. An adhesive aid composition of the present invention contains a phenolic hydroxyl group-containing polyamide and a solvent as essential components. The phenolic hydroxyl group-containing polyamide preferably has a segment represented by formula (1):
(wherein R1 represents a divalent aromatic group, and n represents an average number of substituents and is a positive number of 1 to 4). The adhesive aid composition of the present invention is suitably used for bonding polyimide films.
本发明提供了一种助粘剂组合物,该组合物对聚
酰亚胺薄膜具有极佳的粘合强度,且不会降低机械性能,可用于电气材料领域。本发明的一种助粘剂组合物含有一种含
酚羟基的聚酰胺和一种溶剂作为主要成分。含
酚羟基的聚酰胺最好具有由式(1)表示的部分:
(其中 R1 代表二价芳香族基团,n 代表取代基的平均数目,为 1 至 4 的正数)。本发明的助粘剂组合物适用于粘合聚
酰亚胺薄膜。