Invention Grant
- Patent Title: Toner, developer, and image forming apparatus
- Patent Title (中): 调色剂，显影剂和成像装置
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Application No.: US11496486Application Date: 2006-08-01
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Publication No.: US07648812B2Publication Date: 2010-01-19
- Inventor: Ken Umehara
- Applicant: Ken Umehara
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company Limited
- Current Assignee: Ricoh Company Limited
- Current Assignee Address: JP Tokyo
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2005-223521 20050801
- Main IPC: G03G9/087
- IPC: G03G9/087
Abstract:
A toner is provided including a binder resin; a release agent; a colorant; and a fatty acid amide compound, wherein the binder resin includes: an amorphous polyester (A) having a softening point of from 70 to 140° C.; an amorphous polyester (B) having a softening point of from 120 to 190° C.; and a crystalline polyester (C), and wherein the following relationship is satisfied: TmC
Public/Granted literature
- US20070141498A1 Toner, developer, and image forming apparatus Public/Granted day:2007-06-21
Information query
