Inkjet recording method and inkjet recording apparatus

Incremental printing of symbolic information – Ink jet – Fluid or fluid source handling means

Reexamination Certificate

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Details

C347S015000, C347S043000, C347S101000, C347S095000

Reexamination Certificate

active

07322687

ABSTRACT:
An inkjet recording method includes: forming a color image with respective inks on a recording medium by while scanning a recording head multiple times on a same recording area thereof, forming a thinned-out image according to an thinning-out pattern without regularity in each scanning, the recording head having a plurality of nozzle sections for jetting inks, wherein a 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 yellow ink contains C.I. Pigment Yellow 128 as pigment, a transferred amount at 0.04 sec of time by Bristow method is 10 ml/m2or 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.

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