Title:
DIKETOPYRROLOPYRROLE COMPOUND OR SALT THEREOF, AND PIGMENT COMPOSITION CONTAINING THE SAME
Document Type and Number:
Japanese Patent JP2017203103
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a pigment composition stable as a colorant of a resist for color filters and the like, wherein a pigment composition containing an organic pigment is atomized and increased in concentrations without aggregation, sedimentation, or increased viscosity with time.SOLUTION: The present invention provides a diketopyrrolopyrrole compound represented by the following formula (1) or a salt thereof (where, n is an integer of 1-3. Rto Rindependently represent a hydrogen atom or an alkyl group having 1 to 4 carbon atoms. Ris a hydrogen atom, an alkyl group having 1 to 4 carbon atoms or a hydroxyalkoxyalkyl group having 1-6 carbon atoms. X, Y and Z independently represent an oxygen atom, a sulfur atom or a divalent linking group -NR-. Ris a hydrogen atom or an alkyl group having 1 to 4 carbon atoms).SELECTED DRAWING: None
Inventors:
YOSHIMOTO TAKASHI
Application Number:
JP2016095315A
Publication Date:
November 16, 2017
Filing Date:
May 11, 2016
Export Citation:
Assignee:
NIPPON KAYAKU KK
International Classes:
C09B57/00; C09B67/20; C09D11/326; C09D17/00