Inkjet recording method, inkjet recording medium, and aqueous ink

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United States of America Patent

PATENT NO 8322839
APP PUB NO 20100209611A1
SERIAL NO

12670941

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Abstract

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An inkjet recording method including printing an image on a recording medium using an aqueous ink, wherein the recording medium includes a support containing a cellulose pulp, and a coat layer containing a pigment and a binder, and optionally containing a cationic additive in an amount of 0.1% or less in the total amount of the coat layer, which is formed in one or more layers on at least one surface of the support, wherein the recording medium has an outermost layer of the coat layer having a gloss at an angle of 60 degrees in accordance with JIS-ZS-8741 of 13 or less, and a centerline average roughness Ra of 0.2μm to 2.5 μm at a cut-off value of 0.8 and the aqueous ink contains coloring particles, a resin emulsion, water, and a wetting agent, the aqueous ink has a solid content of 3% by mass or more.

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Patent Owner(s)

  • RICOH COMPANY, LTD.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nagai, Kiyofumi Tokyo, JP 89 3405
Ohshima, Tohru Atsugi, JP 20 642

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