| 摘要 |
A heat resistant adhesive material which comprises an aromatic polyimide supporting film wherein the main component of the film is a repeating unit of the general formula: <IMAGE> (1) Ar1 is an aromatic tetracarboxylic acid residue, Ar2 an aromatic diamine residue, and n is an integer 1 or greater; at lease one side of which is coated with an adhesive layer wherein the main component of the adhesive is an acetylene terminated polyimide of the formula: <IMAGE> (2) <IMAGE> wherein Ro represents tetravalent organic groups, R1 and R2 divalent organic groups, and m is an integer 0 or greater; or <IMAGE> (3) <IMAGE> wherein Ro represents tetravalent organic groups, R1 and R2 divalent organic groups, and m is an integer 0 or greater.
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