The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 12, 2006
Filed:
Jan. 09, 2004
Takayuki Itakura, Shizuoka, JP;
Takaaki Kotaki, Shizuoka, JP;
Yasuhiro Ichikawa, Kanagawa, JP;
Takaaki Kaya, Shizuoka, JP;
Wakashi Iida, Ibaraki, JP;
Hiroyuki Fujikawa, Kanagawa, JP;
Kazuhiko Hayami, Shizuoka, JP;
Nobuyoshi Sugahara, Shizuoka, JP;
Yojiro Hotta, Chiba, JP;
Takayuki Itakura, Shizuoka, JP;
Takaaki Kotaki, Shizuoka, JP;
Yasuhiro Ichikawa, Kanagawa, JP;
Takaaki Kaya, Shizuoka, JP;
Wakashi Iida, Ibaraki, JP;
Hiroyuki Fujikawa, Kanagawa, JP;
Kazuhiko Hayami, Shizuoka, JP;
Nobuyoshi Sugahara, Shizuoka, JP;
Yojiro Hotta, Chiba, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A toner having toner particles each comprising at least a binder resin, a wax, and a colorant is used in an image forming apparatus which has a fixing means comprising a belt-shaped heating member and a pressurizing member. The binder resin contains a resin formed by a reaction between an epoxy group of a vinyl resin (A) having the epoxy group and a carboxyl group of a resin (B) having at least a polyester unit and the carboxyl group. The toner has a storage elastic modulus at a temperature of 80° C. (G' 80) in the range of 1×10to 1×10Pa and has a storage elastic modulus at a temperature of 160° C. (G′ 160) in the range of 1×10to 1×10Pa.