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:
Feb. 25, 2003
Filed:
Jul. 11, 2001
Junichiro Koike, Sakura, JP;
Hisatomo Yonehara, Sakura, JP;
Hiroyuki Tokuda, Sakura, JP;
Yasunobu Hirota, Sakura, JP;
Dainippon Ink and Chemicals, Inc., Tokyo, JP;
Abstract
An object is to provide a color filter which is capable of forming a pattern using an alkaline developer and has excellent heat resistance, solvent resistance and chemical resistance, and is also suitable for practical use. The color filter comprises a transparent substrate and a pixel formed on the transparent substrate, wherein the pixel is made of a coating film of a curable colored composition containing (a) a coloring material, (b) a compound having a photopolymerizable functional group and (c) an amino resin having a carboxyl group and/or a phenolic hydroxyl group and the coating layer is photocured, followed by heat curing.