Title:
NON-AQUEOUS INK COMPOSITION, INK SET, RECORDING METHOD USING SAME, METHOD FOR PRODUCING RECORDED MATERIAL, RECORDED MATERIAL, AND INKJET RECORDING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2023/171301
Kind Code:
A1
Abstract:
Provided is a non-aqueous ink composition which, even when containing a perinone-based pigment, can be suitably used as a non-aqueous ink composition that is ejected by an inkjet method. The non-aqueous ink composition ejected by an inkjet method contains a pigment, a pigment dispersant, an organic solvent, and a resin, wherein the pigment contains a pigment A represented by formula (1), and the content of the pigment dispersant is smaller than the content of the pigment. (In formula (1), X1-X12 each independently represent a hydrogen atom, a halogen atom, an optionally branched alkyl group having 1 to 5 carbon atoms, or an aromatic hydrocarbon group optionally substituted with a hydrogen atom, a cyano group, a nitro group, an amino group, -OH, -COOH, -COO-M+, -SO3H, -SO3
-M+, a phthalimido group in which a hydrogen atom may be substituted, a phthalimidomethyl group, or a heterocyclic compound, and M+ represents a cation.)
Inventors:
YAMAZAKI FUMIE (JP)
YOSHIMORI KEISHIRO (JP)
ORIKASA YUKA (JP)
TAMURA MITSUYOSHI (JP)
YOSHIMORI KEISHIRO (JP)
ORIKASA YUKA (JP)
TAMURA MITSUYOSHI (JP)
Application Number:
PCT/JP2023/005547
Publication Date:
September 14, 2023
Filing Date:
February 16, 2023
Export Citation:
Assignee:
DNP FINE CHEMICALS CO LTD (JP)
International Classes:
C09D11/36; B41J2/01; B41J2/21; B41M5/00; C09B57/12; C09B67/20; C09D11/40
Domestic Patent References:
| WO2021201149A1 | 2021-10-07 |
Foreign References:
| JP2016084460A | 2016-05-19 |
Attorney, Agent or Firm:
SHOBAYASHI Masayuki et al. (JP)
Download PDF: