Patent · US Expired

Liquid ink and recording apparatus

US6959986B2 · kind B2 · utility

24Cited by
7References
23Claims
0Family size

Assignees

Inventors

Key dates

Filing dateApr 22, 2003
Grant dateNov 1, 2005
Priority date
Expiry dateJul 20, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/38
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

There is disclosed a liquid ink including a photo acid generating agent that generates an acid upon irradiation with light, a coloring component, and at least one kind of a solvent that is polymerized in the presence of an acid. It is preferable that the amount of the photo acid generating agent contained in the liquid ink falls within a range of between 1 part by weight and 10 parts by weight relative to 100 parts by weight of the solvent, the coloring component consists of a pigment, and the solvent contains at least 50 parts by weight of an acid polymerizable compound, the acid polymerizing compound polymerizing in the presence of the acid, having an alicyclic skeleton and/or an aliphatic skeleton having a viscosity of 50 mPa·s or less and a boiling point of 150° C. or more under room temperature and atmospheric pressure.

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