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US5061509A Method of manufacturing polyimide thin film and method of manufacturing liquid crystal orientation film of polyimide 失效
制备聚酰亚胺薄膜的方法及制备聚酰亚胺液晶取向膜的方法

Method of manufacturing polyimide thin film and method of manufacturing
liquid crystal orientation film of polyimide
摘要:
A polyimide thin film is formed on a substrate by imparting energy under vacuum, by means of heating, ultraviolet light or electron beam irradiation, or a combination thereof, to a polyimide having in the polymer main chain imide bonds and decomposable bonds such as carbon-carbon single bond differing from the imide bonds so as to break the decomposable bonds.
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