Invention Grant
- Patent Title: Toner and method for manufacturing the same
- Patent Title (中): 调色剂及其制造方法
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Application No.: US13157087Application Date: 2011-06-09
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Publication No.: US08877416B2Publication Date: 2014-11-04
- Inventor: Satoru Ariyoshi , Yasuhiro Shibai , Katsuru Matsumoto , Nobuhiro Maezawa
- Applicant: Satoru Ariyoshi , Yasuhiro Shibai , Katsuru Matsumoto , Nobuhiro Maezawa
- Applicant Address: JP Osaka
- Assignee: Sharp Kabushiki Kaisha
- Current Assignee: Sharp Kabushiki Kaisha
- Current Assignee Address: JP Osaka
- Agency: Nixon & Vanderhye P.C.
- Priority: JPP2010-134598 20100611
- Main IPC: G03G9/08
- IPC: G03G9/08 ; G03G9/087 ; G03G9/097
Abstract:
A toner includes a binder resin, a colorant, and a benzilic acid compound. The binder resin contains a polyester resin A obtained by subjecting aromatic dicarboxylic acid, rosin and trivalent or higher-valent alcohol as starting materials to polycondensation, a content of the rosin in a sum of the starting materials being 60% by weight or more, and a polyester resin B obtained by subjecting aromatic dicarboxylic acid and polyhydric alcohol as starting materials to polycondensation.
Public/Granted literature
- US20110305985A1 TONER AND METHOD FOR MANUFACTURING THE SAME Public/Granted day:2011-12-15
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