Invention Grant
- Patent Title: Toner set for electrophotography, and image forming method and apparatus
- Patent Title (中): 电子照相用调色剂组及成像方法及装置
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Application No.: US13527053Application Date: 2012-06-19
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Publication No.: US08778578B2Publication Date: 2014-07-15
- Inventor: Kazumi Suzuki , Tatsuya Morita , Shingo Sakashita
- Applicant: Kazumi Suzuki , Tatsuya Morita , Shingo Sakashita
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Ltd.
- Current Assignee: Ricoh Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2011-153664 20110712
- Main IPC: G03G15/01
- IPC: G03G15/01 ; G03G9/09
Abstract:
A toner set for electrophotography, including a black toner; a yellow toner; a magenta toner; a cyan toner; and a bright yellow toner, wherein the magenta toner includes a magenta colorant mainly including C.I. Pigment Red 122, the yellow toner has a hue angle of from 93 to 100° and the bright yellow toner has a hue angle of from 60 to 85° in L*a*b* color system.
Public/Granted literature
- US20130017480A1 TONER SET FOR ELECTROPHOTOGRAPHY, AND IMAGE FORMING METHOD AND APPARATUS Public/Granted day:2013-01-17
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