公开(公告)号：US20200181411A1

公开(公告)日：2020-06-11

申请号：US16794241

申请日：2020-02-19

Applicant: FUJIFILM Corporation

Inventor： Naoko NISHIMURA ,  Kai MORIYA

IPC: C09B57/12 ,  C09B5/62 ,  C09B67/22 ,  C09D11/322 ,  C08K5/3417 ,  C08K5/3437 ,  C08L33/14

Abstract: A pigment composition including at least one pigment selected from the group consisting of a perinone-based pigment and a perylene-based pigment, water, a resin having a constitutional unit represented by Formula 1, and at least one compound selected from the group consisting of a phthalimide compound having a carboxyalkyl group and a naphthalimide compound having a carboxyalkyl group; a method for producing thereof; and an aqueous ink composition using the pigment composition. In Formula 1, R1 represents a hydrogen atom or a methyl group, L2 represents —C(═O)O—, —OC(═O)—, or —C(═O)NR2— and R2 represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms, and R3 represents an alkyl group having 6 or more carbon atoms.