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:
Jun. 25, 2013
Filed:
Oct. 06, 2010
Kenji Hayashi, Tokyo, JP;
Mikio Kouyama, Tokyo, JP;
Hiroaki Obata, Tokyo, JP;
Noriyuki Kinpara, Tokyo, JP;
Yasuhiko Muramatsu, Tokyo, JP;
Kenji Hayashi, Tokyo, JP;
Mikio Kouyama, Tokyo, JP;
Hiroaki Obata, Tokyo, JP;
Noriyuki Kinpara, Tokyo, JP;
Yasuhiko Muramatsu, Tokyo, JP;
Konica Minolta Business Technologies, Inc., Tokyo, JP;
Abstract
Disclosed is a toner manufacturing method, comprising: dispersing a polyester resin prepared by condensing a polyol and a polycarboxylic acid into an aqueous medium and adjusting a polyester resin particle dispersion liquid, wherein the polyol includes an unsaturated polyol, or the polycarboxylic acid includes an unsaturated polycarboxylic acid; and adding a radical polymerization initiator to the polyester resin particle dispersion liquid to cause a radical polymerization reaction, and adjusting the obtained dispersion liquid of polyester resin particles.