ELECTROSTATIC LATENT IMAGE DEVELOPING WHITE DEVELOPER, IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE

Title:

ELECTROSTATIC LATENT IMAGE DEVELOPING WHITE DEVELOPER, IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, AND PROCESS CARTRIDGE

Document Type and Number:

WIPO Patent Application WO/2016/067521

Kind Code:

A1

Abstract:

Provided is an electrostatic latent image developing white toner, including: a white toner including at least a binder resin, a white pigment, and a release agent; and a magnetic carrier including at least a core material, and a coating layer coating the core material and made of a coating resin and conductive particles, wherein Ra of the magnetic carrier is in a range of from 0.50 μm to 1.00 μm, and a bulk density of the magnetic carrier is in a range of from 2.08 g/cm3 to 2.24 g/cm3.

Inventors:

MURASAWA YOSHIHIRO (JP)
TOHMATSU HIROSHI (JP)
IWATSUKI HITOSHI (JP)
TAKII MARIKO (JP)
SAKATA KOICHI (JP)
KISHIDA HIROYUKI (JP)
TANO TOYOAKI (JP)
MASHIKO KENICHI (JP)

Application Number:

PCT/JP2015/004920

Publication Date:

May 06, 2016

Filing Date:

September 29, 2015

Export Citation:

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Assignee:

RICOH CO LTD (JP)
MURASAWA YOSHIHIRO (JP)
TOHMATSU HIROSHI (JP)
IWATSUKI HITOSHI (JP)
TAKII MARIKO (JP)
SAKATA KOICHI (JP)
KISHIDA HIROYUKI (JP)
TANO TOYOAKI (JP)
MASHIKO KENICHI (JP)

International Classes:

G03G9/08; G03G9/09; G03G9/087; G03G9/113

Foreign References:

JP2007033719A	2007-02-08
JPH064574A	1994-01-14
JP2014174289A	2014-09-22
JPH0470882A	1992-03-05
JP2011154183A	2011-08-11
JP2014016598A	2014-01-30
JP2010008816A	2010-01-14

Other References: