Title:
PIGMENT DISPERSANT AND ITS USE
Document Type and Number:
Japanese Patent JP2006321979
Kind Code:
A
Abstract:
To obtain a pigment dispersant that prevents occurrence of foreign matter even in the case of high pigment concentration, an increase in viscosity and a reduction in storage stability and produces a color filter having excellent transparency and color qualities.
The pigment dispersant comprises a compound represented by formula (I). The colored composition for a color filter comprises pigment, the pigment dispersant, a resin-based dispersant and a resin varnish.
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Inventors:
Yanagimoto, Hiromitsu
Nishikatsu, Hiroaki
Kamata, Naohito
Sakamoto, Shigeru
Yoshida, Akio
Nakamura, Michiei
Nishikatsu, Hiroaki
Kamata, Naohito
Sakamoto, Shigeru
Yoshida, Akio
Nakamura, Michiei
Application Number:
JP2006000093662
Publication Date:
November 30, 2006
Filing Date:
March 30, 2006
Export Citation:
Assignee:
DAINICHISEIKA COLOR & CHEM MFG CO LTD
International Classes:
C09B67/20; B01F17/12; C07C303/22; C07C309/28; G02B5/20; G02B5/22