Invention Grant
US08729153B2 Aqueous pigment dispersion for ink-jet ink and ink-jet ink composition
有权
用于喷墨油墨和喷墨油墨组合物的水性颜料分散体
- Patent Title: Aqueous pigment dispersion for ink-jet ink and ink-jet ink composition
- Patent Title (中): 用于喷墨油墨和喷墨油墨组合物的水性颜料分散体
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Application No.: US10570891Application Date: 2004-09-10
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Publication No.: US08729153B2Publication Date: 2014-05-20
- Inventor: Hiroshi Harada , Sadahiro Inoue
- Applicant: Hiroshi Harada , Sadahiro Inoue
- Applicant Address: JP Tokyo
- Assignee: Dainippon Ink and Chemicals, Inc.
- Current Assignee: Dainippon Ink and Chemicals, Inc.
- Current Assignee Address: JP Tokyo
- Agency: Edwards Wildman Palmer LLP
- Agent James E. Armstrong, IV; Nicholas J. DiCeglie, Jr.
- Priority: JP2003-319654 20030911
- International Application: PCT/JP2004/013596 WO 20040910
- International Announcement: WO2005/026271 WO 20050324
- Main IPC: B60C1/00
- IPC: B60C1/00 ; C08F297/02 ; C08J3/00 ; C08K5/34 ; C08K5/48 ; C08K5/3492 ; C08L25/00 ; C08L31/00 ; C08L33/00 ; C09B67/00 ; C09D5/00 ; C09D5/02 ; C09D11/00

Abstract:
An aqueous pigment dispersion which contains C.I. Pigment Yellow 74, a styrene-acrylic-based resin with an acid number of 100 to 250, and a basic compound, wherein the styrene-acrylic-based resin includes at least styrene-based monomer units, acrylic acid monomer units, and methacrylic acid monomer units as component monomer units, and the weight average molecular weight of the resin is within a range from 7,000 to 15,000.
Public/Granted literature
- US20070037900A1 Aqueous pigment dispersion for ink-jet ink and ink-jet ink composition Public/Granted day:2007-02-15
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