Invention Grant
- Patent Title: Photoalignment agent, photoalignment film, liquid crystal display device, and method of manufacturing the same
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Application No.: US14723672Application Date: 2015-05-28
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Publication No.: US10054820B2Publication Date: 2018-08-21
- Inventor: Suk Hoon Kang , Jun Woo Lee , Jin-Soo Jung , Jong Hwan Jeon , Baek Kyun Jeon
- Applicant: Samsung Display Co., Ltd.
- Applicant Address: KR Yongin-si
- Assignee: Samsung Display Co., Ltd.
- Current Assignee: Samsung Display Co., Ltd.
- Current Assignee Address: KR Yongin-si
- Agency: H.C. Park & Associates, PLC
- Priority: KR10-2014-0142528 20141021
- Main IPC: C09K19/56
- IPC: C09K19/56 ; G02F1/1337 ; C08G73/06
Abstract:
A photoalignment agent includes: a copolymer obtained from at least one of cyclobutane dianhydride (CBDA) and a cyclobutane dianhydride derivative, and a diamine; and a cross-linking agent including an alkylene group —CnH2n—, n being a natural number.
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