Patent · US Active

Ink jet recording ink and ink jet recording system

US9004665B2 · kind B2 · utility

0Cited by
6References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 4, 2013
Grant dateApr 14, 2015
Priority date
Expiry dateNov 4, 2033

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/322
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An ink jet recording ink according to this invention is an ink jet recording ink to be contained in an ink containing vessel, in which the ink containing vessel has an ink containing chamber containing the ink and an air introduction flow path which introduces air into the ink containing chamber through the ink contained in the ink containing chamber, the ink contains a self-dispersion pigment, resin particles having a glass transition temperature of 10° C. or lower, and wax particles whose specific gravity is smaller than the specific gravity of a main solvent, and a ratio (R1/R2) of the volume average particle size (R1) of the resin particles and the volume average particle size (R2) of the wax particles is 1.0 or lower.

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