Invention Grant
US09359522B2 Ink composition, ink cartridge, inkjet recording device, and inkjet printed matter
有权
油墨组合物，墨盒，喷墨记录装置和喷墨印刷品
- Patent Title: Ink composition, ink cartridge, inkjet recording device, and inkjet printed matter
- Patent Title (中): 油墨组合物，墨盒，喷墨记录装置和喷墨印刷品
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Application No.: US14463886Application Date: 2014-08-20
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Publication No.: US09359522B2Publication Date: 2016-06-07
- Inventor: Akihiko Matsuyama , Mitsuru Naruse , Masayasu Nonogaki , Keita Katoh , Kazukiyo Nagai , Yuusuke Koizuka
- Applicant: RICOH COMPANY, LTD.
- Applicant Address: JP Tokyo
- Assignee: RICOH COMPANY, LTD.
- Current Assignee: RICOH COMPANY, LTD.
- Current Assignee Address: JP Tokyo
- Agency: Cooper & Dunham LLP
- Priority: JP2013-180919 20130902; JP2014-120449 20140611
- Main IPC: C09D143/02
- IPC: C09D143/02 ; C08K5/3437
Abstract:
An ink composition contains a pigment; a copolymer containing a phosphoric acid group or phosphonic acid group; a hydrosoluble solvent; and water, wherein the pigment is represented by the following chemical formula 1 and satisfies the following relation 1: Y
Public/Granted literature
- US20150064418A1 INK COMPOSITION, INK CARTRIDGE, INKJET RECORDING DEVICE, AND INKJET PRINTED MATTER Public/Granted day:2015-03-05
Information query
IPC分类:
