Title:
TONER AND PROCESS FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2012/132906
Kind Code:
A1
Abstract:
A toner comprising at least a binder resin, a coloring agent and a mold release agent, wherein the binder resin comprises a polyester resin (A) that is produced by polycondensing an aromatic dicarboxylic acid, rosin and an alcohol having a hydroxy functionality of three or more with one another and has a rosin content of 60 wt% or more and a polyester resin (B) that is produced by polycondensing an aromatic dicarboxylic acid, rosin and a polyhydric alcohol with one another and has a rosin content of 5-60 wt%, and wherein the polyester resin (B) is contained in an amount of 50-200 parts by weight relative to 100 parts by weight of the polyester resin (A).
Inventors:
ARIYOSHI SATORU
Application Number:
PCT/JP2012/056571
Publication Date:
October 04, 2012
Filing Date:
March 14, 2012
Export Citation:
Assignee:
SHARP KK (JP)
ARIYOSHI SATORU
ARIYOSHI SATORU
International Classes:
G03G9/087
Domestic Patent References:
| WO2007142094A1 | 2007-12-13 |
Foreign References:
| JP2007322928A | 2007-12-13 | |||
| JP2007292792A | 2007-11-08 | |||
| JP2007155978A | 2007-06-21 |
Attorney, Agent or Firm:
NOGAWA, Shintaro et al. (JP)
Shintaro Nogawa (JP)
Shintaro Nogawa (JP)
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