Invention Grant
US09229347B2 Carrier for two-component developer, two-component developer using the carrier, and process cartridge and image forming method and apparatus using the two component developer
有权
用于双组分显影剂的载体，使用载体的双组分显影剂，以及处理盒和使用双组分显影剂的成像方法和装置
- Patent Title: Carrier for two-component developer, two-component developer using the carrier, and process cartridge and image forming method and apparatus using the two component developer
- Patent Title (中): 用于双组分显影剂的载体，使用载体的双组分显影剂，以及处理盒和使用双组分显影剂的成像方法和装置
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Application No.: US14107522Application Date: 2013-12-16
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Publication No.: US09229347B2Publication Date: 2016-01-05
- Inventor: Hiroyuki Kishida , Shigenori Yaguchi , Hiroshi Tohmatsu , Koichi Sakata , Hitoshi Iwatsuki , Toyoaki Tano , Kenichi Mashiko
- Applicant: Hiroyuki Kishida , Shigenori Yaguchi , Hiroshi Tohmatsu , Koichi Sakata , Hitoshi Iwatsuki , Toyoaki Tano , Kenichi Mashiko
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Ltd.
- Current Assignee: Ricoh Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2013-025428 20130213
- Main IPC: G03G9/00
- IPC: G03G9/00 ; G03G9/10 ; G03G13/08 ; G03G9/113 ; G03G15/08
Abstract:
A carrier for use in a two-component developer for developing an electrostatic latent image is provided. The carrier includes a particulate magnetic core; and a cover layer located on a surface of the particulate magnetic core and including a resin and a particulate electroconductive material. The carrier has a BET specific surface area of from 0.8 to 1.6 m2/g.
Public/Granted literature
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