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:
May. 22, 2012
Filed:
Jan. 22, 2008
Jae-ho Cheong, Daejeon, KR;
Min-jin Ko, Daejeon, KR;
Myung-sun Moon, Daejeon, KR;
Bum-gyu Choi, Daejeon, KR;
Dae-ho Kang, Daejeon, KR;
Ki-youl Lee, Daejeon, KR;
Yun-bong Kim, Seoul, KR;
Jae-Ho Cheong, Daejeon, KR;
Min-Jin Ko, Daejeon, KR;
Myung-Sun Moon, Daejeon, KR;
Bum-Gyu Choi, Daejeon, KR;
Dae-Ho Kang, Daejeon, KR;
Ki-Youl Lee, Daejeon, KR;
Yun-Bong Kim, Seoul, KR;
LG Chem, Ltd., Seoul, KR;
Abstract
Disclosed is a novel liquid crystal compound, a liquid crystal composition comprising the same, and an optical film using the same liquid crystal composition. More particularly, there is provided a liquid crystal material of a viewing angle compensation film with high quality characteristics, which can improve a contrast ratio and minimize variations in color with viewing angles in a black state, a liquid crystal composition comprising the same liquid crystal material, and a compensation film obtained from the same liquid crystal composition.