Title:
LIQUID DEVELOPER
Document Type and Number:
WIPO Patent Application WO/2017/051565
Kind Code:
A1
Abstract:
A liquid developer which is obtained by dispersing toner particles containing a resin and a pigment into an insulating liquid, and wherein: the resin contains a resin H having a softening point of 100°C or more and a resin L having a softening point of 93°C or less; the resin H is a composite resin HC composed of a polyester resin and a styrene resin; the resin L is a polyester resin LP or a composite resin LC composed of a polyester resin and a styrene resin; and the composite resin HC and the composite resin LC are resins wherein a polyester resin and a styrene resin are chemically bonded with each other via a bireactive monomer. A method for producing this liquid developer. A liquid developer according to the present invention is suitable, for example, for use in the development of latent images that are formed by an electrophotographic method, an electrostatic recording method, an electrostatic printing method and the like.
Inventors:
YAMADA TATSUYA
KAMIYOSHI NOBUMICHI
KAMIYOSHI NOBUMICHI
Application Number:
PCT/JP2016/064150
Publication Date:
March 30, 2017
Filing Date:
May 12, 2016
Export Citation:
Assignee:
KAO CORP (JP)
International Classes:
G03G9/13; G03G9/12
Foreign References:
| JP2013190657A | 2013-09-26 | |||
| US20030219672A1 | 2003-11-27 | |||
| JP2013114208A | 2013-06-10 | |||
| JP2015145985A | 2015-08-13 | |||
| JP2007219229A | 2007-08-30 | |||
| JP2006178296A | 2006-07-06 | |||
| JP2009186970A | 2009-08-20 |
Other References:
See also references of EP 3358418A4
Attorney, Agent or Firm:
HOSODA, Yoshinori (JP)
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