Title:
TONER
Document Type and Number:
Japanese Patent JP2017223922
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a toner which enables fixation at lower temperature and is excellent in heat-resistant storage stability and offset resistance.SOLUTION: An amorphous polyester resin is a resin obtained by condensation polymerization of an alcohol component containing 80 mol% or more a propylene oxide additive of bisphenols and a straight chain aliphatic dicarboxylic component having 4 or more and 16 or less carbon atoms, where 4.5 mol% or more and 35.0 mol% or less of aliphatic dicarboxylic acids are contained, a crystalline polyester resin is a resin obtained by condensation polymerization of a component containing 80 mol% or more of aliphatic diol having 6 or more and 12 or less carbon atoms and the aliphatic dicarboxylic acid, and a colorant contains a compound represented by formula (1). In formula (1), R, Rand Rrepresent H or an alkyl group having 1 or more and 5 or less carbon atoms; and Ar represents an aryl group.SELECTED DRAWING: None
Inventors:
FUJISAKI TSUBASA
KOMATSU NOZOMI
HAMA MASAYUKI
HASHIMOTO TAKESHI
SUGANO ICHIRO
SANO HITOSHI
KOBORI NAOKUNI
FUJIKAWA HIROYUKI
KOMATSU NOZOMI
HAMA MASAYUKI
HASHIMOTO TAKESHI
SUGANO ICHIRO
SANO HITOSHI
KOBORI NAOKUNI
FUJIKAWA HIROYUKI
Application Number:
JP2016121289A
Publication Date:
December 21, 2017
Filing Date:
June 17, 2016
Export Citation:
Assignee:
CANON KK
International Classes:
G03G9/087; C09B29/42; G03G9/09
Domestic Patent References:
| JP2015052697A | 2015-03-19 | |||
| JP2015121580A | 2015-07-02 | |||
| JP2007033694A | 2007-02-08 | |||
| JP2016045357A | 2016-04-04 | |||
| JP2012137644A | 2012-07-19 | |||
| JP2013214058A | 2013-10-17 | |||
| JP2015184454A | 2015-10-22 | |||
| JPH03276161A | 1991-12-06 | |||
| JP2001175033A | 2001-06-29 |
Attorney, Agent or Firm:
Takeshi Katsura