Invention Grant
- Patent Title: Method for producing a color filter
- Patent Title (中): 彩色滤光片的制造方法
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Application No.: US13083884Application Date: 2011-04-11
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Publication No.: US08179623B2Publication Date: 2012-05-15
- Inventor: Tomonobu Sumino , Seiji Tawaraya
- Applicant: Tomonobu Sumino , Seiji Tawaraya
- Applicant Address: JP Tokyo-to
- Assignee: Dai Nippon Printing Co., Ltd.
- Current Assignee: Dai Nippon Printing Co., Ltd.
- Current Assignee Address: JP Tokyo-to
- Agency: Ladas & Parry LLP
- Priority: JP2004-070621 20040312
- Main IPC: G02B5/22
- IPC: G02B5/22 ; G03F1/00

Abstract:
A color filter including a transparent substrate; a light shielding part formed on the transparent substrate and contains at least a light shielding material and a resin; and a colored layer formed in the opening part of the light shielding part on the transparent substrate to cover a part of the light shielding part. The light shielding part has the width of the thick film region, 85% or more of the maximum film thickness of the light shielding part and disposed in the central part of the light shielding part; and the width of each of the thin film regions, 50% or less of the maximum film thickness of the light shielding part and disposed on the both side parts of the light shielding part.
Public/Granted literature
- US20110189599A1 METHOD FOR PRODUCING A COLOR FILTER Public/Granted day:2011-08-04
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