Invention Grant
US08877415B2 Toner, method of manufacturing toner, developer, toner container, image forming method, and process cartridge
有权
调色剂，调色剂的制造方法，显影剂，调色剂容器，成像方法和处理盒
- Patent Title: Toner, method of manufacturing toner, developer, toner container, image forming method, and process cartridge
- Patent Title (中): 调色剂，调色剂的制造方法，显影剂，调色剂容器，成像方法和处理盒
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Application No.: US13760529Application Date: 2013-02-06
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Publication No.: US08877415B2Publication Date: 2014-11-04
- Inventor: Daiki Yamashita , Shinya Nakayama , Atsushi Yamamoto , Yukiko Nakajima , Akiyoshi Sabu , Yoshihiro Moriya , Hideyuki Santo
- Applicant: Daiki Yamashita , Shinya Nakayama , Atsushi Yamamoto , Yukiko Nakajima , Akiyoshi Sabu , Yoshihiro Moriya , Hideyuki Santo
- 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: JP2012-058002 20120314
- Main IPC: G03G9/08
- IPC: G03G9/08 ; G03G15/08 ; G03G9/087 ; G03G21/18
Abstract:
A toner including a resin particle (C) is provided. The resin particle (C) includes a resin particle (B) and; a resin particle (A) or covering layer (P) that is adhered to a surface of the resin particle (B). The resin particle (B) includes a resin (b) having a polyhydroxycarboxylic acid skeleton. The resin particle (A) or covering layer (P) includes a resin (a). The resin (a) is a polyester resin having a polybasic acid unit and a polyol unit and has a weight average molecular weight within a range from 9,500 to 100,000.
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