Title:
PRETREATMENT INK AND INK SET CONTAINING SAME
Document Type and Number:
WIPO Patent Application WO/2023/276978
Kind Code:
A1
Abstract:
Provided is a pretreatment ink that suppresses white spots, suppresses the occurrence of overflow defects from water-based ink, and can produce recorded matter having high image reproducibility. This pretreatment ink, which is coated in advance onto a base material before a water-based ink is coated onto the base material, contains at least a reaction agent, water, and an organic solvent. The organic solvent includes a water-soluble solvent A selected from the group consisting of alkanediols and monools.
Inventors:
MOROZUMI SYUNYA (JP)
MAKIMOTO YUJI (JP)
MAKIMOTO YUJI (JP)
Application Number:
PCT/JP2022/025626
Publication Date:
January 05, 2023
Filing Date:
June 27, 2022
Export Citation:
Assignee:
DNP FINE CHEMICALS CO LTD (JP)
International Classes:
B41J2/01; B41M5/00; C09D11/30; C09D11/54
Domestic Patent References:
| WO2019116906A1 | 2019-06-20 | |||
| WO2021193322A1 | 2021-09-30 |
Foreign References:
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Attorney, Agent or Firm:
HAYASHI Kazuyoshi (JP)
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