Title:
SOLVENT-ASSISTED CONTINUOUS EMULSIFICATION PROCESS FOR PRODUCING POLYESTER LATEX
Document Type and Number:
Japanese Patent JP2012001718
Kind Code:
A
Abstract:
To provide a process for preparing a polymer latex suitable for use in a toner that is more efficient, takes less time, and has a high product yield.
The process includes a step of: contacting at least one polyester resin with a plasticizer to form a pre-blend mixture; neutralizing the pre-blend mixture with a neutralizing agent; contacting the pre-blend mixture with a surfactant; melt-mixing the pre-blend mixture; contacting the melt-mixed mixture with de-ionized water to form an oil-in-water emulsion containing latex particles; and continuously recovering the latex particles.
Inventors:
LINCOLN TIMOTHY L
PAWLAK JOHN
ANDAYA BRIAN J
CHUNG JOO T
LEONARDO JOSEPH L
FAUCHER SANTIAGO
QIU SHIGANG S
PAWLAK JOHN
ANDAYA BRIAN J
CHUNG JOO T
LEONARDO JOSEPH L
FAUCHER SANTIAGO
QIU SHIGANG S
Application Number:
JP2011127704A
Publication Date:
January 05, 2012
Filing Date:
June 07, 2011
Export Citation:
Assignee:
XEROX CORP
International Classes:
C08J3/02
Domestic Patent References:
| JP2009258623A | 2009-11-05 | |||
| JP2008070466A | 2008-03-27 | |||
| JP2008256923A | 2008-10-23 | |||
| JP2009258623A | 2009-11-05 |
Foreign References:
| WO2009073512A1 | 2009-06-11 |
Attorney, Agent or Firm:
Koichi Tsujii
Sadao Kumakura
Fumiaki Otsuka
Takaki Nishijima
Hiroyuki Suda
Hiroshi Uesugi
Shinji Oga
Hiroyuki Hyakumoto
Sadao Kumakura
Fumiaki Otsuka
Takaki Nishijima
Hiroyuki Suda
Hiroshi Uesugi
Shinji Oga
Hiroyuki Hyakumoto