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:
Oct. 21, 2014
Filed:
Sep. 06, 2011
Kenichi Nakayama, Numazu, JP;
Shinya Yachi, Mishima, JP;
Takeshi Kaburagi, Suntou-gun, JP;
Nobuhisa Abe, Susono, JP;
Shiro Kuroki, Suntou-gun, JP;
Kenichi Nakayama, Numazu, JP;
Shinya Yachi, Mishima, JP;
Takeshi Kaburagi, Suntou-gun, JP;
Nobuhisa Abe, Susono, JP;
Shiro Kuroki, Suntou-gun, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
The present invention provides a toner that gives satisfactory fixing image quality in both high-speed fixing process and low-speed fixing process and shows excellent image quality for a long time by inhibiting inside contamination even in repeated use. In a toner including toner particles containing a binder resin, a hydrocarbon wax, and a coloring agent, the hydrocarbon wax is prescribed by a relationship in total amounts of components having carbon atoms in specific ranges in thermal desorption and GC/MS analysis when heated at 200° C. for 10 minutes.