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:
Jan. 11, 2011
Filed:
Dec. 19, 2007
Applicant:
Lung-lin Hsu, Kaohsiung, TW;
Inventor:
Lung-Lin Hsu, Kaohsiung, TW;
Assignee:
Eternal Chemical Co., Ltd., Kaohsiung, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 5/16 (2006.01); G11B 5/64 (2006.01); D06N 7/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention pertains to an optical film comprising a reflective substrate, characterized in that at least one of the surfaces of the substrate has a scratch-resistant layer which possesses anti-static properties, wherein the scratch-resistant layer has a surface resistivity in the range from 10to 10Ω/□, and a pencil hardness of 3H or more as measured according to JIS K5400 standard method. The optical film of the invention has a low volume shrinkage, does not warp, and possesses excellent anti-static properties and high hardness properties.