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:
Jun. 28, 2022
Filed:
Jan. 22, 2020
Applicant:
Ricoh Company, Ltd., Tokyo, JP;
Inventors:
Satoshi Kojima, Kanagawa, JP;
Takayuki Shimizu, Kanagawa, JP;
Shin Hasegawa, Tokyo, JP;
Hiroki Kobayashi, Kanagawa, JP;
Yuuki Matsushita, Kanagawa, JP;
Yukiko Ishijima, Tokyo, JP;
Assignee:
Ricoh Company, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/38 (2014.01); B41M 5/00 (2006.01); C09D 11/101 (2014.01); B41J 11/00 (2006.01); B41J 2/21 (2006.01); C08K 5/353 (2006.01); B41J 2/01 (2006.01);
U.S. Cl.
CPC ...
C09D 11/38 (2013.01); B41J 2/2107 (2013.01); B41J 11/002 (2013.01); B41J 11/00214 (2021.01); B41M 5/0023 (2013.01); C09D 11/101 (2013.01); B41J 2/01 (2013.01); C08K 5/353 (2013.01);
Abstract
A curable composition contains a polymerizable compound, a polymerization initiator, and a fluorescent whitener comprising a benzoxazole derivative, wherein the proportion of the fluorescent whitener is from 0.10 to 0.3 percent by mass and the proportion of the polymerization initiator is from 5 to 15 percent by mass.