Title:
トナーの製造方法
Document Type and Number:
Japanese Patent JP4290107
Kind Code:
B2
Abstract:
A process for producing a toner with which toner particles can be highly conglobated, a toner that hardly causes fogging in an image, and an yield of toner is increased is provided. A process for producing a toner of the present invention comprises the step of simultaneously performing a surface modification and classification of particles by using a batch-wise surface modification apparatus, in which when a straight line extending from a central position S1 of a loading pipe in a direction of loading a raw material is denoted by L1 and a straight line extending from a central position O1 of the fine powder discharging pipe in a direction of discharging fine powder and ultra-fine powder is denoted by L2, an angle ¸ formed between the lines L1 and L2 is in a range of 210 to 330° with reference to the direction in which a classification rotor rotates.
Inventors:
Takeshi Naka
Tamura Osamu
Hiroshi Ishida
Tamura Osamu
Hiroshi Ishida
Application Number:
JP2004303034A
Publication Date:
July 01, 2009
Filing Date:
October 18, 2004
Export Citation:
Assignee:
Canon Inc
International Classes:
G03G9/087; G03G5/00; G03G9/00; G03G9/08
Domestic Patent References:
| JP2003103187A | ||||
| JP2003262981A | ||||
| JP2003262982A | ||||
| JP2001259451A |
Attorney, Agent or Firm:
Kazunobu Sera
Yoshiyuki Kawaguchi
Mayuko Wakuda
Yoshiyuki Kawaguchi
Mayuko Wakuda