Patent · US Active

Ink composition, ink set, and image forming method

US8741049B2 · kind B2 · utility

4Cited by
4References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 29, 2012
Grant dateJun 3, 2014
Priority date
Expiry dateMay 29, 2032

Classification

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

Abstract

An ink composition is disclosed which includes a pigment, self-dispersing resin particles including a hydrophilic constituent unit and a hydrophobic constituent unit, at least two nonionic surfactants including (a) a nonionic surfactant having an HLB of from 15 to 19 and (b) a nonionic surfactant having an HLB of from 10 to less than 15, a water-soluble organic solvent, and water. An ink set and an image forming method are also disclosed.

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