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:
Dec. 08, 2020
Filed:
Jun. 11, 2019
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 3/37 (2006.01); B41J 2/165 (2006.01); B41J 11/00 (2006.01); C08F 2/48 (2006.01); C08F 20/28 (2006.01); C08K 5/5397 (2006.01); C09D 11/101 (2014.01); C11D 3/36 (2006.01); C11D 11/00 (2006.01); C08F 220/18 (2006.01); C08F 220/30 (2006.01); C08F 220/20 (2006.01); C08F 220/28 (2006.01); C08F 222/20 (2006.01);
U.S. Cl.
CPC ...
C11D 3/3757 (2013.01); B41J 2/16552 (2013.01); B41J 11/002 (2013.01); C08F 2/48 (2013.01); C08F 20/28 (2013.01); C08F 220/18 (2013.01); C08F 220/30 (2013.01); C08F 222/20 (2013.01); C08K 5/5397 (2013.01); C09D 11/101 (2013.01); C11D 3/361 (2013.01); C11D 3/3765 (2013.01); C11D 11/0023 (2013.01); C11D 11/0047 (2013.01); C08F 220/282 (2020.02); C08F 220/301 (2020.02);
Abstract
There is provided a maintenance liquid, which is used in maintenance of a device equipped with a discharge head for discharging an ultraviolet ray curable-type composition containing the acyl phosphine oxide-based photopolymerization initiator toward an attachment object, including a polymerizable compound in which a saturation solubility of an acyl phosphine oxide-based photopolymerization initiator at 20° C. is equal to or greater than 5.0% by mass.