Title:
C.I. PIGMENT YELLOW 139
Document Type and Number:
Japanese Patent JP2016180020
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide C.I. pigment yellow 139 that gives high contrast when used for a color filter, and a pigment composition, coloring composition and color filter comprising the same.SOLUTION: A C.I. pigment yellow 139 has 0.75 or more as a half value width of a peak showing the maximal diffraction intensity within a range of 2θ=19.8±0.5° on a powder X-ray diffractogram in terms of diffraction intensity with respect to a Bragg angle 2θ measured via CuKα rays.SELECTED DRAWING: Figure 1
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Inventors:
SAITO SAYAKA
FURUSAWA TAKAHITO
MATSUZAKI KOHEI
SATO TOSHIYUKI
FURUSAWA TAKAHITO
MATSUZAKI KOHEI
SATO TOSHIYUKI
Application Number:
JP2015059510A
Publication Date:
October 13, 2016
Filing Date:
March 23, 2015
Export Citation:
Assignee:
TOYO INK SC HOLDINGS CO LTD
International Classes:
C09B67/48; C09B57/04; C09B67/04; C09B67/10; C09B67/20; C09B67/46; G02B5/20; G03F7/004