Patent ID: 11866596
Assignee: SEIKO EPSON CORPORATION
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 8:
9. An aqueous ink jet composition comprising:
at least one dye selected from the group consisting of C.I. Solvent Yellow 160:1, C.I. Disperse Yellow 82, and C.I. Disperse Yellow 184;
a material A which is at least one compound selected from the group consisting of a compound represented by the following formula (1) and a compound represented by the following formula (2); and
an anionic dispersant having a weight average molecular weight of 2000 to 20000,, wherein in the formula (1), R1 represents a hydrocarbon group having six carbon atoms or less or —(CH2)m—NR8R9 in which m represents an integer of six or less, and R8 and R9 each independently represent a hydrogen atom or a hydrocarbon group having six carbon atoms or less, and n represents an integer of one or more, and, in the formula (2), one of R2 and R3 represents —OH, the other represents —NR4R5 in which R4 and R5 each independently represent a hydrogen atom or a hydrocarbon group having six carbon atoms or less, and n represents an integer of one or more.