- Patent Title: Carrier for developing electrostatic latent image, two-component developer, developer for replenishment, image forming device, process cartridge, and image forming method
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Application No.: US16305196Application Date: 2017-05-26
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Publication No.: US10915035B2Publication Date: 2021-02-09
- Inventor: Haruki Murata , Hiroyuki Kishida , Toyoaki Tano , Kenichi Mashiko , Masato Taikoji , Mariko Takii , Yoshihiro Murasawa
- Applicant: Haruki Murata , Hiroyuki Kishida , Toyoaki Tano , Kenichi Mashiko , Masato Taikoji , Mariko Takii , Yoshihiro Murasawa
- Applicant Address: JP Kanagawa; JP Shizuoka; JP Shizuoka; JP Shizuoka; JP Shizuoka; JP Kanagawa; JP Shizuoka
- Assignee: Haruki Murata,Hiroyuki Kishida,Toyoaki Tano,Kenichi Mashiko,Masato Taikoji,Mariko Takii,Yoshihiro Murasawa
- Current Assignee: Haruki Murata,Hiroyuki Kishida,Toyoaki Tano,Kenichi Mashiko,Masato Taikoji,Mariko Takii,Yoshihiro Murasawa
- Current Assignee Address: JP Kanagawa; JP Shizuoka; JP Shizuoka; JP Shizuoka; JP Shizuoka; JP Kanagawa; JP Shizuoka
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2016-108698 20160531
- International Application: PCT/JP2017/019705 WO 20170526
- International Announcement: WO2017/208994 WO 20171207
- Main IPC: G03G9/00
- IPC: G03G9/00 ; G03G9/113 ; G03G9/08 ; G03G15/08
Abstract:
A carrier for developing an electrostatic latent image includes a core material particle and a resin layer covering a surface of the core material particle. The resin layer includes a resin and at least one kind of a fine particle. At least one kind of the fine particles includes a chargeable fine particle. The chargeable fine particle has a long diameter of 400 to 900 nm. The chargeable fine particle has a shape factor SF-1 of 160 to 250.
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