Title:
トナー
Document Type and Number:
Japanese Patent JP5341888
Kind Code:
B2
Abstract:
It is a subject to provide a toner which has superior low-temperature fixing performance and can enjoy a high image density without causing any fog even during long-term service. In a toner containing at least a binder resin, a colorant, an ester compound and a low-melting material, the ester compound is an ester of dipentaerythritol with a carboxylic acid having 18 or more to 25 or less carbon atoms, and, where the melting point of the ester compound is represented by Tm (A) (°C) and the melting point of the low-melting material is represented by Tm (B) (°C), the toner satisfying the relationship of: Tm B ¤ Tm A + 5.
Inventors:
Magome Michihisa
Tadashi Michigami
Eriko Yanase
Takashi Matsui
Tomohisa Sano
Sakakibara Akira
Hiroko Shinichi
Tadashi Michigami
Eriko Yanase
Takashi Matsui
Tomohisa Sano
Sakakibara Akira
Hiroko Shinichi
Application Number:
JP2010514572A
Publication Date:
November 13, 2013
Filing Date:
May 26, 2009
Export Citation:
Assignee:
Canon Inc
International Classes:
G03G9/08; G03G9/087
Domestic Patent References:
| JP4106873B2 | 2008-06-25 | |||
| JP2004361983A | 2004-12-24 | |||
| JP2006078981A | 2006-03-23 |
Attorney, Agent or Firm:
Okabe
Shinichi Usui
Takao Ochi
Seiichiro Takahashi
Koji Yoshizawa
Masami Saito
Katsuhiko Kimura
Naofumi Tanaka
Shinichi Usui
Takao Ochi
Seiichiro Takahashi
Koji Yoshizawa
Masami Saito
Katsuhiko Kimura
Naofumi Tanaka
Previous Patent: JPS5341887
Next Patent: HOT LINE INSERTION AND PULLING-OUT COPING CIRCUIT FOR MEMORY CARD AND READING AND WRITING CONTROL ME...
Next Patent: HOT LINE INSERTION AND PULLING-OUT COPING CIRCUIT FOR MEMORY CARD AND READING AND WRITING CONTROL ME...