The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 01, 2013

Filed:

Feb. 08, 2010
Applicants:

Hiroshi Kawakami, Kanagawa, JP;

Naoki Kusunoki, Kanagawa, JP;

Hideki Kaimoto, Kanagawa, JP;

Inventors:

Hiroshi Kawakami, Kanagawa, JP;

Naoki Kusunoki, Kanagawa, JP;

Hideki Kaimoto, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/01 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image is recorded by ejecting two or more ink compositions on a porous layer that contains inorganic microparticles and a water-soluble resin and has a porosity [%] of 50% or more with a maximum total ejection amount (mL/m) set at less than 90% of an absorption capacity (mL/m) of diethylene glycol in the porous layer. The porosity=(absorption capacity of diethylene glycol (mL/m))/(thickness of porous layer (μm))×100. The maximum total ejection amount=(maximum ejection amount of one dot (mL/m))×(total amount of ink (%)). An inkjet recording method capable of inhibiting color change from occurring to cause color irregularities when papers are stacked on an image portion within a relatively short time after recording in high-speed processing or processing of a large number of sheets, and capable of stably obtaining images recorded with desired color tone.


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