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Patent Searching and Data


Title:
LIQUID DEVELOPER, PROCESS FOR PRODUCING THE SAME, AND PROCESS FOR PRODUCING DISPLAY
Document Type and Number:
WIPO Patent Application WO/2008/038733
Kind Code:
A1
Abstract:
Toner particles which comprise core particles, a silane coupling agent layer formed on the surface of the core particles, a coating layer of fine thermoplastic resin particles which covers the core particles, and a charge control agent bonded to the coating layer through a layer of a silane coupling agent, and which have a particle diameter of 1-10 µm. Alternatively, toner particles comprise core particles, a coating layer of fine thermoplastic resin particles which is formed on the surface of the core particles, and a charge control agent bonded to the coating layer and comprising an organic compound containing at least one lanthanidemetal. Alternatively, toner particles comprise core particles made of a ZnS fluorescent material, a coating layer of fine thermoplastic resin particles which is formed on the surface of the core particles, and a charge control agent bonded to the surface of the coating layer and comprising a metal compound containing a metal in Group 2A or 3A.

Inventors:
ISHII KEITA (JP)
SHINJO YASUSHI (JP)
TAKEMURA HIROFUMI (JP)
AOKI KATSUYUKI (JP)
Application Number:
PCT/JP2007/068866
Publication Date:
April 03, 2008
Filing Date:
September 27, 2007
Export Citation:
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Assignee:
TOSHIBA KK (JP)
ISHII KEITA (JP)
SHINJO YASUSHI (JP)
TAKEMURA HIROFUMI (JP)
AOKI KATSUYUKI (JP)
International Classes:
G03G9/12
Foreign References:
JPH10319646A1998-12-04
JPH09106113A1997-04-22
JPH03196155A1991-08-27
JP2003533741A2003-11-11
JPH07509074A1995-10-05
JPH05333606A1993-12-17
JPH09202995A1997-08-05
JP2002527783A2002-08-27
Attorney, Agent or Firm:
SUZUYE, Takehiko et al. (1-12-9 Toranomo, Minato-kuTokyo 01, JP)
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