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:
May. 13, 2014
Filed:
Jul. 12, 2011
Yasuhiro Nito, Yokohama, JP;
Hisao Kamo, Ushiku, JP;
Tetsuro Noguchi, Hachioji, JP;
Ryo Taguri, Sagamihara, JP;
Isamu Oguri, Yokohama, JP;
Olivia Herlambang, Kawasaki, JP;
Yasuhiro Nito, Yokohama, JP;
Hisao Kamo, Ushiku, JP;
Tetsuro Noguchi, Hachioji, JP;
Ryo Taguri, Sagamihara, JP;
Isamu Oguri, Yokohama, JP;
Olivia Herlambang, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A recording medium includes an ink-receiving layer on a substrate, in which the ink-receiving layer contains hydrated alumina, a Calkylsulfonic acid, and a salt of a compound of general formula (1): X—R—(S)—R—X, wherein n represents 1 or 2; Xand Xeach independently represent H, NH, or COOH, and at least one of Xand Xrepresents NHor COOH; Rand Reach independently represent alkylene, arylene, or heteroarylene, and they may be bonded to each other to form a ring, upon letting the proportion of the Calkylsulfonic acid be A percent by mass with respect to hydrated alumina, A is in the range of 1.0 to 2.0, and upon letting the proportion of the salt of the compound of general formula (1) be B percent by mass with respect to hydrated alumina, B is in the range of 0.5 to 5.0.