Invention Grant
- Patent Title: Toner
- Patent Title (中): 爽肤水
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Application No.: US12973739Application Date: 2010-12-20
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Publication No.: US08828633B2Publication Date: 2014-09-09
- Inventor: Hitoshi Itabashi , Takashi Kenmoku , Harumi Takada
- Applicant: Hitoshi Itabashi , Takashi Kenmoku , Harumi Takada
- Applicant Address: JP Tokyo
- Assignee: Canon Kabushiki Kaisha
- Current Assignee: Canon Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Fitzpatrick, Cella, Harper and Scinto
- Priority: JP2009-297289 20091228
- Main IPC: G03G9/097
- IPC: G03G9/097 ; G03G9/087

Abstract:
To obtain a toner which has excellent charge rise and stability, tends to have a sharp charge distribution, has excellent pigment dispersion properties, exhibits no disarray in an image even during a high-speed copying operation, and can stably output high-resolution images. A toner comprising toner particle containing a binder resin, a colorant, resin PA, and resin PB, wherein the resin PA has unit A represented by Formula (1), the resin PB has unit B represented by Formula (2), a content “a” of the unit A in the toner particle is 2.00 μmol/g or more, and a molar ratio b/a of the content “a” and a content “b” of the unit B in the toner particle is 0.10 or more and 10.00 or less.
Public/Granted literature
- US20110159425A1 TONER Public/Granted day:2011-06-30
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