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. 02, 2014
Filed:
Jul. 08, 2011
Shunquan Zhu, Wuhan, CN;
Yubin Wang, Wuhan, CN;
Shunquan Zhu, Wuhan, CN;
Yubin Wang, Wuhan, CN;
Hubei Dinglong Chemical Co., Ltd., Wuhan, CN;
Abstract
A two-component developer including at least a toner and a carrier. The toner includes a coloring particle prepared by agglutinating and fusing a resin particle having colorants and a resin particle having wax, and 0.2-2.0 wt. % hydrophobic silica and 0.01-1.0 wt. % a hydrotalcite-like compound as external additives. A shape coefficient of the toner is 0.93-0.99. The carrier includes at least a magnetic particle coated with a silicone resin layer, with a volume average particle diameter of 20-100 μm.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile