Patent ID: 9375877
Filing Date: 2016-06-28
CPC Classification: B29C,B32B,C08G

Claim Text:
1. A method for manufacturing a polyimide-metal laminate, comprising: forming a polyimide film, in which at least surfaces of both sides of the film are formed by polyimide layers (a), and; thermal compression-bonding metal layers on both sides of the polyimide film, wherein forming the polyimide film comprises: reacting a tetracarboxylic dianhydride component with a diamine component containing a diamine compound represented by general formula (1) to give a solution of a polyamic acid (a), forming a self-supporting film from the solution of the polyamic acid (a) on a support, and imidizing the self-supporting film by heating at a maximum heating temperature of 440° C. or lower after the self-supporting film is peeled from the support to form the polyimide layer (a); wherein R