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:
Feb. 10, 2004
Filed:
Jan. 26, 2001
Ryu Kitamura, Chiba, JP;
Tomomi Takahashi, Tokyo, JP;
Eriko Endo, Urawa, JP;
Kazuaki Ohshima, Yokohama, JP;
Shunichiro Mukoyoshi, Urayasu, JP;
Tetsuo Tsuchida, Takarazuka, JP;
Oji Paper Co., Ltd., Tokyo, JP;
Abstract
An ink jet recording material having excellent smoothness and gloss and capable of recording thereon ink images having high color density clarity, water resistance and sharpness comparative to the silver salt photographic images has a recording stratum formed on a substrate and comprising a single ink receiving layer or a plurality of ink receiving layers superposed on each other and containing a pigment and a binder, at least one ink receiving layer containing fine particles of at least one pigment selected from silica, aluminosilicate, and &agr;-, &thgr;-, &dgr;- and &ggr;-aluminas and having an average particle size of 1 &mgr;m or less and optionally a light resistance-enhancing agent for images including at least one of phenolic compounds, boric acid, borate salts and cyclodextrin compounds.