Patent · US Active

Ink set, image recording method, and ink composition

US12319824B2 · kind B2 · utility

0Cited by
3References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 21, 2020
Grant dateJun 3, 2025
Priority date
Expiry dateApr 3, 2044

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/54
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An ink set includes a first ink composition containing water, a dispersant, a colorant, and an ampholyte; and a second ink composition containing water, a colorant, and a resin containing an unneutralized acid group.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.