Invention Grant
US08426548B2 Polyimide film and adhesive film and flexible metal-clad laminate both obtained with the same 有权
聚酰亚胺膜和粘合剂膜以及柔性金属覆层层压板均获得

Polyimide film and adhesive film and flexible metal-clad laminate both obtained with the same
Abstract:
A polyimide film which, especially when superposed on a metal layer by the laminating method, has the function of diminishing the thermal distortion to be imposed on the material; an adhesive film and a flexible metal-clad laminate each comprising or obtained with the polyimide film. the polyimide film is obtained by reacting an aromatic diamine with an aromatic acid dianhydride and imidiating the polyamic acid obtained, and has a storage elastic modulus in a specific range.
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