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:
Jun. 25, 2019
Filed:
Aug. 12, 2014
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Inventors:
Kwang Ho Shin, Uiwang-si, KR;
Eun Su Park, Uiwang-si, KR;
Dong Yoon Shin, Uiwang-si, KR;
Hae Ryong Chung, Uiwang-si, KR;
Assignee:
SAMSUNG SDI CO., LTD., Yongin-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 5/30 (2006.01); B29C 55/08 (2006.01); B32B 33/00 (2006.01); B32B 37/12 (2006.01); B32B 37/14 (2006.01); G02F 1/1335 (2006.01); G02F 1/13363 (2006.01);
U.S. Cl.
CPC ...
G02B 5/3083 (2013.01); B32B 33/00 (2013.01); G02F 1/133528 (2013.01); G02F 1/133634 (2013.01); B29C 55/08 (2013.01); B32B 37/12 (2013.01); B32B 37/14 (2013.01); B32B 2307/42 (2013.01); B32B 2457/202 (2013.01); G02B 5/3033 (2013.01);
Abstract
The present invention relates to a polarizing plate including a polarizer and a polyester film formed on an upper side of the polarizer, wherein the polyester film has a maximum thermal shrink angle of about 10° or less, and any one of a refractive index of x-axis direction nx at a wavelength of 550 nm and a refractive index of y-axis direction ny at a wavelength of 550 nm of about 1.65 or more; a method of preparing the polarizing plate; and a liquid crystal display apparatus comprising the polarizing plate.