Title:
インク組成物、インクセット
Document Type and Number:
Japanese Patent JP6977262
Kind Code:
B2
Abstract:
An ink composition of the invention is an ink composition to be charged in an ink storage container which includes an ink composition-replenishable ink chamber and an ink inlet, and the ink chamber is able to communicate with outside air. The ink composition includes a pigment; an organic compound; and water, and a resolubility index is 0.5 to 10 minutes, the resolubility index indicating a time required for that after the mass of the ink composition is decreased by 50%, the viscosity thereof is returned to an ink viscosity before the mass is decreased by addition of water in an amount equivalent to the decreased mass.
Inventors:
Ryusuke Teramoto
Tomohiro Ariga
Tetsuya Aoyama
Tomohiro Ariga
Tetsuya Aoyama
Application Number:
JP2016257341A
Publication Date:
December 08, 2021
Filing Date:
December 29, 2016
Export Citation:
Assignee:
Seiko Epson Corporation
International Classes:
C09D11/322; B41J2/01; B41J2/175; B41M5/00; C09D11/40
Domestic Patent References:
| JP2014091772A | ||||
| JP2016108541A | ||||
| JP2015052055A | ||||
| JP2012255089A | ||||
| JP2011116857A | ||||
| JP2007051176A | ||||
| JP2014224173A | ||||
| JP2004315596A | ||||
| JP2008045023A | ||||
| JP2016007719A |
Foreign References:
| EP2990447A1 | ||||
| CN103819968A |
Attorney, Agent or Firm:
Yukio Fuse
Mitsue Obuchi
Mitsue Obuchi