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. 02, 2016
Filed:
Jul. 10, 2014
Applicants:
Hidetoshi Fujii, Shizuoka, JP;
Hiroshi Gotou, Shizuoka, JP;
Inventors:
Hidetoshi Fujii, Shizuoka, JP;
Hiroshi Gotou, Shizuoka, JP;
Assignee:
RICOH COMPANY, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M 5/00 (2006.01); C09D 11/322 (2014.01); B41M 5/50 (2006.01); C09D 11/324 (2014.01); C09D 11/36 (2014.01); C09D 11/38 (2014.01);
U.S. Cl.
CPC ...
C09D 11/322 (2013.01); B41M 5/50 (2013.01); C09D 11/324 (2013.01); C09D 11/36 (2013.01); C09D 11/38 (2013.01);
Abstract
Inkjet ink contains water, hydrosoluble organic materials; and a colorant, wherein the hydrosoluble organic materials account for 30% by weight to 50% by weight of the inkjet ink, wherein the hydrosoluble organic materials contain 3-methoxy-1-butanol, herein the hydrosoluble organic materials contain at least one of 1,3-butane diol, 3-methyl-1,3-butane diol, 1,2-butane diol, 2,3-butane diol, 1,2-pentane diol, 3-methyl-3-hydroxymethyl oxetane, 1,2-propane diol, or 1,3-propane diol in an amount of 1% of the inkjet ink.