Title:
CARRIER FOR DEVELOPING ELECTROSTATIC LATENT IMAGE, TWO-COMPONENT DEVELOPER, DEVELOPER FOR REPLENISHMENT, IMAGE FORMING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING METHOD
Document Type and Number:
WIPO Patent Application WO/2017/208994
Kind Code:
A1
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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Inventors:
MURATA HARUKI (JP)
KISHIDA HIROYUKI (JP)
TANO TOYOAKI (JP)
MASHIKO KENICHI (JP)
TAIKOJI MASATO (JP)
TAKII MARIKO (JP)
MURASAWA YOSHIHIRO (JP)
KISHIDA HIROYUKI (JP)
TANO TOYOAKI (JP)
MASHIKO KENICHI (JP)
TAIKOJI MASATO (JP)
TAKII MARIKO (JP)
MURASAWA YOSHIHIRO (JP)
Application Number:
PCT/JP2017/019705
Publication Date:
December 07, 2017
Filing Date:
May 26, 2017
Export Citation:
Assignee:
RICOH CO LTD (JP)
MURATA HARUKI (JP)
KISHIDA HIROYUKI (JP)
TANO TOYOAKI (JP)
MASHIKO KENICHI (JP)
TAIKOJI MASATO (JP)
TAKII MARIKO (JP)
MURASAWA YOSHIHIRO (JP)
MURATA HARUKI (JP)
KISHIDA HIROYUKI (JP)
TANO TOYOAKI (JP)
MASHIKO KENICHI (JP)
TAIKOJI MASATO (JP)
TAKII MARIKO (JP)
MURASAWA YOSHIHIRO (JP)
International Classes:
G03G9/113
Foreign References:
| JP5327500B2 | 2013-10-30 | |||
| US20090142678A1 | 2009-06-04 | |||
| US20110229812A1 | 2011-09-22 | |||
| JPH11217389A | 1999-08-10 | |||
| JP3691115B2 | 2005-08-31 | |||
| JPS421627B1 | ||||
| JPS4120153B1 | ||||
| JPS4327596B1 | ||||
| JPS446397B1 | ||||
| JPS4526478B1 | ||||
| JPS5542752B2 | 1980-11-01 | |||
| JPS597385B2 | 1984-02-17 | |||
| JP5327500B2 | 2013-10-30 |
Attorney, Agent or Firm:
SAKAI, Hiroaki (JP)
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