Patent · US Expired

Inkjet recording method and inkjet recording apparatus

US7328992B2 · kind B2 · utility

0Cited by
6References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 6, 2004
Grant dateFeb 12, 2008
Priority date
Expiry dateAug 17, 2025

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41M5/5254
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

An inkjet recording method includes: generating image data for forming a thinned-out image according to an thinning-out pattern without regularity; and printing a color image with respective inks, by scanning a recording head multiple times on a same recording area and forming the thinned-out image in each scanning, the recording head having a plurality of nozzle sections for jetting inks, wherein the nozzle pitch thereof is from 10 to 50 μm, the respective inks contains pigments, at least one organic solvent with high boiling point and water, a surface tension of the respective inks is from 30 to 50 mN/m, the pigments are dispersed by a polymeric dispersant, a transferred amount at 0.04 sec of time by Bristow method is 10 ml/m2 or more, and the recording medium has a micro-porous layer containing inorganic fine particles with a mean particle size of 15 to 100 nm and a hydrophilic binder.

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