Invention Grant
- Patent Title: Composition for preparing transparent polymer film, transparent polymer film, and electronic device including same
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Application No.: US15397180Application Date: 2017-01-03
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Publication No.: US11059954B2Publication Date: 2021-07-13
- Inventor: A Ra Jo , Chanjae Ahn , Byunghee Sohn , Kyeong-sik Ju
- Applicant: SAMSUNG ELECTRONICS CO., LTD. , Samsung SDI Co., Ltd.
- Applicant Address: KR Suwon-si; KR Yongin-si
- Assignee: SAMSUNG ELECTRONICS CO., LTD.,Samsung SDI Co., Ltd.
- Current Assignee: SAMSUNG ELECTRONICS CO., LTD.,Samsung SDI Co., Ltd.
- Current Assignee Address: KR Suwon-si; KR Yongin-si
- Agency: Cantor Colburn LLP
- Priority: KR10-2015-0191449 20151231,EP16206523 20161222
- Main IPC: C08K5/56
- IPC: C08K5/56 ; C08G73/14 ; C08K5/00 ; C08G73/10 ; C09B69/10 ; C08K5/357 ; C08G69/32

Abstract:
A composition for preparing an article including a polyimide or poly(imide-amide) copolymer, the composition including (1) at least one of (i) a polyimide, a polyamic acid, or a poly(imide-amic acid) including at least one selected from a structural unit represented by Chemical Formula 1 and a structural unit represented by Chemical Formula 2; and (ii) a poly(imide-amide) copolymer, a poly(amic acid-amide) copolymer, or a poly(imide and amic acid-amide) copolymer including at least one selected from a structural unit represented by Chemical Formula 1 and a structural unit represented by Chemical Formula 2, and a structural unit represented by Chemical Formula 3, and (2) a compound having a maximum absorption wavelength at about 570 nm or more in a visible radiation region: wherein in Chemical Formulae 1 to 3, A, B, D, and E are the same as defined in the detailed description.
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