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Patent Searching and Data


Title:
LIQUID DEVELOPING AGENT
Document Type and Number:
WIPO Patent Application WO/2014/123121
Kind Code:
A1
Abstract:
The problem is to provide a liquid developing agent obtained by coacervation and for electrophotography or electrostatic recording, wherein the liquid developing agent has good abrasion resistance. In order to solve the problem, provided is a liquid developing agent that is obtained by coacervation in which at least coloring resin particles formed from a pigment, a pigment dispersant, an acid group-containing resin, a binder resin, and a resin having a glass transition temperature of -120 to -60˚C are dispersed in an insulating liquid. The amount of the resin having a glass transition temperature of -120 to -60˚C contained in the coloring resin particles is 1.0 to 5.0 mass%.

Inventors:
IKEDO KEISUKE (JP)
OKAMOTO KATSUTOSHI (JP)
SHIBATA HIDEO (JP)
Application Number:
PCT/JP2014/052572
Publication Date:
August 14, 2014
Filing Date:
February 04, 2014
Export Citation:
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Assignee:
SAKATA INX CORP (JP)
International Classes:
G03G9/12; G03G9/13
Domestic Patent References:
WO2009041634A12009-04-02
WO2003076527A12003-09-18
WO2004000950A12003-12-31
WO2004003085A12004-01-08
WO2007000974A12007-01-04
WO2007000975A12007-01-04
Foreign References:
JP2010181844A2010-08-19
JP2009096933A2009-05-07
JP2011197241A2011-10-06
JPS6098446A1985-06-01
JPH10510063A1998-09-29
JP2009122186A2009-06-04
JP2003241439A2003-08-27
Other References:
See also references of EP 2955579A4
Attorney, Agent or Firm:
HASEBE Zentaro (JP)
Zentaro Hasebe (JP)
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