Invention Application
- Patent Title: LIQUID DEVELOPER
- Patent Title (中): 液体开发商
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Application No.: US14036854Application Date: 2013-09-25
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Publication No.: US20140087305A1Publication Date: 2014-03-27
- Inventor: Chiaki YAMADA , MASAHIRO ANNO , YUKIKO UNO , SATOSHI MATSUMOTO
- Applicant: KONICA MINOLTA, INC.
- Applicant Address: JP TOKYO
- Assignee: KONICA MINOLTA, INC.
- Current Assignee: KONICA MINOLTA, INC.
- Current Assignee Address: JP TOKYO
- Priority: JP2012-212408 20120926
- Main IPC: G03G9/13
- IPC: G03G9/13

Abstract:
A liquid developer of the present invention includes a toner particle and an insulating liquid, the toner particle including a resin and a pigment, the resin including a polyester resin, the pigment including a first pigment, a second pigment, and a third pigment, the first pigment being a carbon black, 10 to 25 mass % of the first pigment being included in the toner particle, the second pigment being nigrosine, 3 to 15 mass % of the second pigment being included in the toner particle, the third pigment being at least one organic pigment selected from a group consisting of a phthalocyanine blue pigment, a phthalocyanine green pigment, a carmine-based pigment, a naphthol-based pigment, a quinacridon-based pigment, an azo-based pigment, a benzimidazolone-based pigment, and an isoindoline-based pigment, 5 to 20 mass % of the third pigment being included in the toner particle.
Public/Granted literature
- US09023571B2 Liquid developer Public/Granted day:2015-05-05
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