Invention Grant
- Patent Title: Colored polyimide films and methods relating thereto
- Patent Title (中): 彩色聚酰亚胺薄膜及其相关方法
-
Application No.: US14118389Application Date: 2012-06-18
-
Publication No.: US09303136B2Publication Date: 2016-04-05
- Inventor: Christopher Robert Becks , Kuppusamy Kanakarajan
- Applicant: Christopher Robert Becks , Kuppusamy Kanakarajan
- Applicant Address: US DE Wilmington
- Assignee: EI DU PONT DE NEMOURS AND COMPANY
- Current Assignee: EI DU PONT DE NEMOURS AND COMPANY
- Current Assignee Address: US DE Wilmington
- International Application: PCT/US2012/042871 WO 20120618
- International Announcement: WO2012/177533 WO 20121227
- Main IPC: B05D5/06
- IPC: B05D5/06 ; C08K3/04 ; C08K3/22
Abstract:
The present disclosure is directed to a method of increasing optical density by incorporating carbon black in to a colored polyimide composition to obtain a colored polyimide film. The colored polyimide film has 48 to 94 weight percent of a polyimide, 5 to 25 weight percent pigment and 0.05 to 2 weight percent carbon black.
Public/Granted literature
- US20140103265A1 COLORED POLYIMIDE FILMS AND METHODS RELATING THERETO Public/Granted day:2014-04-17
Information query
