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.
Patent No.:
Date of Patent:
Apr. 17, 2018
Filed:
Dec. 20, 2016
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M 5/00 (2006.01); B41M 5/52 (2006.01); B41M 5/50 (2006.01);
U.S. Cl.
CPC ...
B41M 5/5218 (2013.01); B41M 5/502 (2013.01); B41M 5/5254 (2013.01);
Abstract
An inkjet recording medium including a substrate and an ink receiving layer on the substrate, wherein the ink receiving layer includes amorphous silica having an average secondary particle size of 3 μm or more, and a binder, the peak area ratio (C1s/Si2p) of a carbon atom (C1s) to a silicon atom (Si2p) in measurement of the surface of the ink receiving layer by X-ray photoelectron spectroscopy is 0.7 or more and 2.3 or less, and the contact angle between the surface of the ink receiving layer and pure water after a lapse of 10 ms from contact of the surface of the ink receiving layer with 4 μl of pure water is 60° or less.