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. 18, 2013
Filed:
Oct. 21, 2010
Mie Shimizu, Tokyo, JP;
Takeshi Ikeda, Tokyo, JP;
Hidesato Hagiwara, Tokyo, JP;
Koichi Minato, Tokyo, JP;
Mie Shimizu, Tokyo, JP;
Takeshi Ikeda, Tokyo, JP;
Hidesato Hagiwara, Tokyo, JP;
Koichi Minato, Tokyo, JP;
Toppan Printing Co., Ltd., Tokyo, JP;
Abstract
Disclosed is a color filter substrate which exhibits color filter contrast of not less than 9000 and includes a transparent substrate, and a plurality of color pixels differing in color and formed on the transparent substrate, wherein each of the plurality of color pixels is formed of a photosensitive color composition containing two or more kinds of pigments, a birefringence Δn of a pigment dispersion represented by following equation (1) and a content of pigments contained in the photosensitive composition satisfies prescribed conditions, and, an absolute value of retardation in thickness direction (Rth) of the color pixels which is represented by following equation (2) is confined to a range of 0-3 nm.Δ  (1)={()/2−  (2)