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. 09, 2013
Filed:
Mar. 30, 2009
Takehito Fuchida, Ibaraki, JP;
Minoru Miyatake, Ibaraki, JP;
Takashi Kamijo, Ibaraki, JP;
Hideyuki Yonezawa, Ibaraki, JP;
Takehito Fuchida, Ibaraki, JP;
Minoru Miyatake, Ibaraki, JP;
Takashi Kamijo, Ibaraki, JP;
Hideyuki Yonezawa, Ibaraki, JP;
Nitto Denko Corporation, Ibaraki-shi, Osaka, JP;
Abstract
A depolarizing film of the present invention comprises a film containing at least one liquid crystal compound, wherein the liquid crystal compound comprises a liquid crystal compound (1) that satisfies the relation: 0.05≦Δn≦0.5, with the proviso that Δn=ne−no, ne represents an extraordinary-ray refractive index, and no represents an ordinary-ray refractive index, and the film has a haze value of 15% or less and a thickness of 1 μm to 10 μm.