Invention Grant
- Patent Title: Toner
- Patent Title (中): 爽肤水
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Application No.: US12743386Application Date: 2009-07-23
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Publication No.: US08206882B2Publication Date: 2012-06-26
- Inventor: Mikio Koyama , Kenji Hayashi , Hiroaki Obata , Noriyuki Kinpara , Hiroshi Nagasawa , Yasuhiko Muramatsu
- Applicant: Mikio Koyama , Kenji Hayashi , Hiroaki Obata , Noriyuki Kinpara , Hiroshi Nagasawa , Yasuhiko Muramatsu
- Applicant Address: JP Tokyo
- Assignee: Konica Minolta Business Technologies, Inc.
- Current Assignee: Konica Minolta Business Technologies, Inc.
- Current Assignee Address: JP Tokyo
- Agency: Lucas & Mercanti, LLP
- Priority: JP2008-193289 20080728
- International Application: PCT/JP2009/063182 WO 20090723
- International Announcement: WO2010/013635 WO 20100204
- Main IPC: G03G9/08
- IPC: G03G9/08

Abstract:
The object aims to improve the reproducibility of color and the stability in density of a toner. Disclosed is a toner comprising at least a resin and a colorant, wherein the colorant comprises a compound represented by general formula (1) and a compound represented by general formula (2). [In general formula (1), R1 to R8 respectively denote a hydrogen atom, a halogen atom, an alkyl group, or an alkyl group containing a fluorine atom, provided that at least one of R1 to R8 denotes a chlorine atom]. [In general formula (2), R1 to R4 respectively denote a hydrogen atom, or an alkyl group having 1 to 4 carbon atoms; R5 and R6 respectively denote a hydrogen atom, or an alkyl group having 1 to 2 carbon atoms; R7 denotes a hydrogen atom, or an alkyl group having 1 to 4 carbon atoms; m denotes a number of 1 or 2; An− denotes a chlorine ion or a sulfonic acid compound ion; and n denotes a number of 1 or 2.
Public/Granted literature
- US20100255415A1 TONER Public/Granted day:2010-10-07
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