Abstract: The present invention relates to an opaque polyimide coverlay, which is made of a transparent protection coverfilm coating with black epoxy adhesive, wherein the opaque polyimide using a transparent and heat resistant polyimide film is used as a protection coverfilm instead of using a higher cost of black polyimide film and using a black epoxy adhesive comprising carbon black powder instead of using a common epoxy adhesive.
Type:
Application
Filed:
January 13, 2004
Publication date:
July 22, 2004
Applicant:
THINFLEX CORPORATION
Inventors:
Wang Mei-Yen, Huang Chuan-Yi, Jiang Ying-Teh