Title:
顔料分散体、カラーフィルター用組成物及びカラーフィルター
Document Type and Number:
Japanese Patent JP4522948
Kind Code:
B2
Abstract:
There are provided, for realizing a high level of bright chroma saturation when used in a liquid crystal display, etc., a pigment dispersion, color filter composition, hardening product thereof and color filter. This pigment dispersion comprises colorants and a dispersant both dispersed in a solvent, the colorants containing a pigment of subphthalocyanine compound of the following general formula (1) in an amount of 0.5 wt.% or more based on the total weight of colorants. Further, the pigment dispersion may contain a photosensitive resin and/or a monomer and a photopolymerization initiator. In the general formula (1), each of X1 to X12 represents H or halogen provided that six or more thereof represent halogen, and Y represents halogen or hydroxyl. (1)
Inventors:
Tetsuya Yanagimoto
Hiroaki Yamada
Tsuchiya Masahiro
Hironobu Kawasato
Hiroaki Yamada
Tsuchiya Masahiro
Hironobu Kawasato
Application Number:
JP2005504749A
Publication Date:
August 11, 2010
Filing Date:
January 29, 2004
Export Citation:
Assignee:
Nippon Steel Chemical Co., Ltd.
International Classes:
C09B67/46; C09B47/00; G02B5/20
Domestic Patent References:
| JP2001272524A | 2001-10-05 | |||
| JP2001318462A | 2001-11-16 |
Attorney, Agent or Firm:
Katsuo Naruse
Tomohiro Nakamura
Eiichi Sano
Tomohiro Nakamura
Eiichi Sano