Title:
トナー及びトナーの製造方法
Document Type and Number:
Japanese Patent JP6786281
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a toner that is adaptable for a high-speed developing system, and excellent in development stability, low-temperature fixability, and hot offset resistance.SOLUTION: A toner includes toner particles each containing a polyester resin A, a polyester resin B, and an organic metal compound. The polyester resin A is an amorphous polyester resin obtained through polycondensation of an alcohol component containing 80 mol% or more of aromatic polyhydric alcohol and a polyvalent carboxylic acid component; the polyester resin B is a crystalline polyester resin obtained through polycondensation of an alcohol component containing 80 mol% or more of aliphatic diol having 6 to 12 carbon atoms, inclusive, and a carboxylic acid component containing 80 mol% or more of aliphatic dicarboxylic acid having 6 to 12 carbon atoms, inclusive; the organic metal compound is an organic zirconium compound produced through a reaction between zirconium and aromatic hydroxycarboxylic acid, and the organic zirconium compound contains 1.2 to 1.8 mol of an aromatic hydroxycarboxylic acid unit with respect to 1 mol of a zirconium atom.SELECTED DRAWING: None
Inventors:
Naokuni Kobori
Nozomi Komatsu
Takeshi Hashimoto
Masayuki Hama
Ichiro Kanno
Fujisaki Tsubasa
Hitoshi Sano
Hiroyuki Fujikawa
Nozomi Komatsu
Takeshi Hashimoto
Masayuki Hama
Ichiro Kanno
Fujisaki Tsubasa
Hitoshi Sano
Hiroyuki Fujikawa
Application Number:
JP2016138285A
Publication Date:
November 18, 2020
Filing Date:
July 13, 2016
Export Citation:
Assignee:
Canon Inc
International Classes:
G03G9/097; G03G9/08; G03G9/087
Domestic Patent References:
| JP2015114459A | ||||
| JP2017227839A | ||||
| JP2013160886A | ||||
| JP2000284541A | ||||
| JP2000310888A | ||||
| JP2004309745A | ||||
| JP2012145934A |
Attorney, Agent or Firm:
Takeshi Katsura