Invention Grant
- Patent Title: Inkjet ink, method for producing the same, ink cartridge, and inkjet recording method
- Patent Title (中): 喷墨油墨,其制造方法,墨盒和喷墨记录方法
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Application No.: US12464101Application Date: 2009-05-12
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Publication No.: US07717991B2Publication Date: 2010-05-18
- Inventor: Yuuki Nishino , Daiji Okamura
- Applicant: Yuuki Nishino , Daiji Okamura
- Applicant Address: JP Tokyo
- Assignee: Canon Kabushiki Kaisha
- Current Assignee: Canon Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Canon U.S.A., Inc., IP Division
- Priority: JP2008-125877 20080513
- Main IPC: C09D11/02
- IPC: C09D11/02 ; B41J2/01

Abstract:
An inkjet ink contains at least one coloring material selected from the group of C. I. Direct Violet 107, C. I. Acid Red 14, C. I. Acid Red 52, C. I. Acid Red 87, C. I. Acid Red 289 and C. I. Reactive Red 180, and a coloring material including a compound expressed by general formula (I): wherein in the formula (I), each M independently represents hydrogen, an alkali metal, ammonium, or an organic ammonium. The ratio of the content in the inkjet ink of the compound expressed by general formula (I) to the total content of coloring materials in the inkjet ink is in the range of 15.0% by mass or more to 40.0% by mass or less.
Public/Granted literature
- US20090285990A1 INKJET INK, METHOD FOR PRODUCING THE SAME, INK CARTRIDGE, AND INKJET RECORDING METHOD Public/Granted day:2009-11-19
Information query
IPC分类: