The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 16, 2013
Filed:
Sep. 01, 2010
Jae-deuk Yang, Uiwang-si, KR;
Hee-young OH, Uiwang-si, KR;
Myoung-youp Shin, Uiwang-si, KR;
Mi-ra Im, Uiwang-si, KR;
Guk-pyo JO, Uiwang-si, KR;
Eun-ha Kim, Uiwang-si, KR;
Jae-Deuk Yang, Uiwang-si, KR;
Hee-Young Oh, Uiwang-si, KR;
Myoung-Youp Shin, Uiwang-si, KR;
Mi-Ra Im, Uiwang-si, KR;
Guk-Pyo Jo, Uiwang-si, KR;
Eun-Ha Kim, Uiwang-si, KR;
Cheil Industries Inc., Gumi-si, KR;
Abstract
Disclosed is a liquid crystal photo-alignment agent including polyamic acid or a polyimide including a first structural unit derived from a photo-diamine represented by the following Chemical Formula 1, a second structural unit represented by the following Chemical Formula 2 or a polymer compound combination thereof, and a solvent. In Chemical Formulae 1 and 2, each substituent is the same as defined in the detailed description.