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:
Oct. 23, 2012
Filed:
Jan. 07, 2009
Applicants:
Dong-ryul Kim, Daejeon, KR;
Boong-goon Jeong, Daejeon, KR;
Dae-woo Nam, Daejeon, KR;
Myeong-geun Ko, Daejeon, KR;
Inventors:
Dong-Ryul Kim, Daejeon, KR;
Boong-Goon Jeong, Daejeon, KR;
Dae-Woo Nam, Daejeon, KR;
Myeong-Geun Ko, Daejeon, KR;
Assignee:
LG Chem, Ltd., , KR;
Primary Examiner:
Int. Cl.
CPC ...
C08G 73/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to an optical film in which a photoelasticity coefficient is easily controlled according to the content of an aromatic based resin having a chain having the hydroxy group containing portion and aromatic moiety, a method for manufacturing the same, and an information electronic device comprising the optical film.