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. 10, 2013
Filed:
Jan. 14, 2013
Canon Kabushiki Kaisha, Tokyo, JP;
Kenji Aoki, Mishima, JP;
Shuntaro Watanabe, Hadano, JP;
Takaaki Kaya, Suntou-gun, JP;
Tetsuya Kinumatsu, Numazu, JP;
Ayako Okamoto, Wako, JP;
Toshifumi Mori, Suntou-gun, JP;
Yoshihiro Nakagawa, Numazu, JP;
Atsushi Tani, Suntou-gun, JP;
Takashige Kasuya, Numazu, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
Provided is a toner comprising a toner particle having a core-shell structure in which a shell phase containing a resin A is formed on a core that contains a binder resin, a colorant and a wax, wherein the resin A is a vinyl resin prepared by copolymerizing a vinyl monomer X that has an organopolysiloxane structure and a vinyl monomer Y that has a polyester segment capable of forming a crystalline structure; the content of the vinyl monomer X in a total monomer used for the copolymerization is in a particular range; the toner particle contains resin A in a particular proportion; and the binder resin contains a crystalline resin.