E. I. du Pont de Nemours and Company
Matte finish polyimide films and methods relating thereto
Last updated:
Abstract:
The present disclosure is directed to a base film having a chemically converted polyimide, a non-carbon black pigment and a particulate polyimide matting agent. The particulate polyimide matting agent is present in an amount from 1.6 to 9 weight percent of the base film.
Status:
Grant
Type:
Utility
Filling date:
8 Feb 2018
Issue date:
24 Nov 2020