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:
Nov. 11, 2014
Filed:
Sep. 30, 2010
Takashi Kubo, Wakayama, JP;
Norihiro Fukuri, Wakayama, JP;
Yasunori Inagaki, Wakayama, JP;
Kao Corporation, Tokyo, JP;
Abstract
A resin binder for a toner obtained by polycondensing a carboxylic acid component and an alcohol component in the presence of a lignin compound; a toner for electrophotography, containing the resin binder; and a method for producing a resin binder for a toner, including the step of polycondensing a carboxylic acid component and an alcohol component in the presence of a lignin compound. The resin binder for a toner of the present invention is suitably used as a resin binder of a toner used in development of latent images formed in electrophotography, electrostatic recording method, electrostatic printing method or the like.