Title:
カラーフィルタ用赤色着色組成物およびカラーフィルタの製造方法
Document Type and Number:
Japanese Patent JP7077765
Kind Code:
B2
Abstract:
To provide a manufacturing method for a coloring composition for a color filter having a little coarse pigment particle or a little foreign matter and a little residual, and having efficiently high coloring constituent concentration; to provide a manufacturing method for a high-definition and thin-film color filter without a defect; and to provide a color liquid crystal display device and a solid state image sensor having high sensitive imaging characteristics with little noise.SOLUTION: A red coloring composition for a color filter includes a coloring agent, a dye derivative, resin, and a solvent, where the coloring agent includes a diketopyrrolopyrrole pigment including C.I. pigment red 254 and a specific hetero-diketopyrrolopyrrole pigment, and a yellow pigment.SELECTED DRAWING: None
Inventors:
Haraguchi Ichido
Hiroyuki Yamakawa
Hiroyuki Yamakawa
Application Number:
JP2018095356A
Publication Date:
May 31, 2022
Filing Date:
May 17, 2018
Export Citation:
Assignee:
Toyo Ink sc Holdings Co., Ltd.
International Classes:
G02B5/20; C09B45/22; C09B57/00; C09B57/04; C09B67/20; C09B67/46; G03F7/004; G03F7/031; G03F7/038
Domestic Patent References:
| JP2012181378A | ||||
| JP2013125037A | ||||
| JP2000111726A | ||||
| JP2015018195A |
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