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US4734482A Polyimide from ether diamine having the indane structure and high-temperature adhesive of polyimide 失效
具有二聚氰胺结构的乙二胺的聚酰亚胺和聚酰亚胺的高温粘合剂

Polyimide from ether diamine having the indane structure and
high-temperature adhesive of polyimide
摘要:
This invention relates to a novel polyimide and describes the method of its preparation, adhesives of the polyimide and the method for their application.The polyimide has recurring units of the formula ##STR1## (where Y is ##STR2## and R is a tetra-valent radical selected from the group consisting of aliphatic radicals having not less than two carbons, cyclo-aliphatic radical, monoaromatic radical, condensed polyaromatic radical, and non condensed polyaromatic radical wherein aromatic radicals are mutually connected with a bond or a crosslinking function).
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