Title:
COLORING COMPOSITION FOR COLOR FILTER
Document Type and Number:
WIPO Patent Application WO/2015/008734
Kind Code:
A1
Abstract:
The present invention provides: a coloring composition for a color filter that has an excellent brightness and contrast ratio and enables a satisfactory heat resistance to be obtained; a color filter; a method for manufacturing same; and a pigment composition. [1] A coloring composition for a color filter containing a pigment, a dispersant, and a solvent, the pigment containing a compound (a) represented by general formula (Ia) and a compound (b) represented by general formula (Ib), the amount of compound (b) being contained in relation to the total of compound (a) and compound (b) being 3 to 90 mol%; [2] a color filter obtained using the coloring composition; [3] a method for manufacturing same; and [4] a pigment composition containing a compound (a) represented by general formula (Ia) and a compound (b) represented by general formula (Ib), the amount of compound (b) being contained in relation to the total of compound (a) and compound (b) being 3 to 90 mol%.
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Inventors:
EGAWA TSUYOSHI (JP)
Application Number:
PCT/JP2014/068742
Publication Date:
January 22, 2015
Filing Date:
July 14, 2014
Export Citation:
Assignee:
KAO CORP (JP)
International Classes:
G02B5/20; C09B67/20; C09B67/46; G03F7/004; C09B57/00
Domestic Patent References:
WO2012102399A1 | 2012-08-02 |
Foreign References:
JP2013125037A | 2013-06-24 | |||
JP2012208452A | 2012-10-25 |
Attorney, Agent or Firm:
OHTANI, Tamotsu et al. (JP)
Tamotsu Otani (JP)
Tamotsu Otani (JP)
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