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Patent Searching and Data


Title:
CARRIER FOR ELECTROSTATIC LATENT IMAGE DEVELOPER, TWO-COMPONENT DEVELOPER, REPLENISHING DEVELOPER, IMAGE FORMING DEVICE, AND TONER HOUSING UNIT
Document Type and Number:
WIPO Patent Application WO/2017/159333
Kind Code:
A1
Abstract:
Provided is a carrier for an electrostatic latent image developer comprising core material particles and a resin layer covering the particle surface, the carrier being characterized in that the resin layer contains metal compound microparticles, the metal compound microparticles comprise magnesium compound microparticles or barium compound microparticles, and the amount of magnesium exposed or the amount of barium exposed B (atomic%) at the carrier surface is 10.0 > B > 1.2.

Inventors:
TAKII MARIKO (JP)
SAKATA KOICHI (JP)
SUGANUMA TOHRU (JP)
SEKI MASAHIRO (JP)
NAGAYAMA MASASHI (JP)
NAKAGAWA SHINYA (JP)
NIWAYAMA KEI (JP)
Application Number:
PCT/JP2017/007610
Publication Date:
September 21, 2017
Filing Date:
February 28, 2017
Export Citation:
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Assignee:
RICOH CO LTD (JP)
TAKII MARIKO (JP)
SAKATA KOICHI (JP)
SUGANUMA TOHRU (JP)
SEKI MASAHIRO (JP)
NAGAYAMA MASASHI (JP)
NAKAGAWA SHINYA (JP)
NIWAYAMA KEI (JP)
International Classes:
G03G9/113
Foreign References:
JPH10142842A1998-05-29
JPH1184740A1999-03-30
JP2012047971A2012-03-08
JP2011145397A2011-07-28
JP2011209678A2011-10-20
JP2012053421A2012-03-15
Other References:
See also references of EP 3432075A4
Attorney, Agent or Firm:
HIROTA, Koichi (JP)
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