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:
Sep. 01, 2015
Filed:
Sep. 27, 2013
Oki Data Corporation, Tokyo, JP;
Manami Hiraide, Tokyo, JP;
Oki Data Corporation, Tokyo, JP;
Abstract
A toner for developing an electrostatic charge image, including toner particles obtained by dissolving or dispersing a binder resin and an additive in an organic solvent to prepare an oil phase component, and dispersing and granulating the oil phase component in an aqueous medium containing an inorganic dispersant dispersed therein, wherein the binder resin is a polyester resin obtained from an alcohol component, a carboxylic acid component, and a long-chain alkyl group represented by formula (1), the long chain alkyl group being present in a mole percent ranging from 6.5 to 7.5 mol % based on total number of moles of the alcohol component, the carboxylic acid component, and the long-chain alkyl group, and the polyester resin having an acid value of from 4.9 to 7.0 mgKOH/g: