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:
Jul. 24, 2018
Filed:
Jan. 30, 2017
Hiroaki Yamada, Chiba, JP;
Hiroaki Yamada, Chiba, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
Provided is an ink discharging apparatus configured to discharge an active-energy-ray-curable ink from an ink discharging head of which members to contact the ink are joined using an epoxy adhesive, wherein the ink contains at least any one selected from the group consisting of an acrylamide compound and an N-vinyl compound, and wherein an elastic modulus decreasing rate represented by a formula (1) below is 50 percent or less,Elastic modulus decreasing rate (%)={()/}×100   formula (1)where Erepresents an elastic modulus (GPa) of a cured product obtained by curing the epoxy adhesive at 90 degrees C. for 4 hours, and Erepresents an elastic modulus (GPa) of an immersed product obtained by immersing the cured product in the ink at 60 degrees C. for 4 weeks.