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:
Mar. 04, 2014
Filed:
Dec. 21, 2010
Daryl W. Vanbesien, Burlington, CA;
Richard P. N. Veregin, Mississauga, CA;
Suxia Yang, Mississauga, CA;
Corey L. Tracy, Mississauga, CA;
Karen Ann Moffat, Brantford, CA;
Cuong Vong, Hamilton, CA;
Eric Rotberg, Toronto, CA;
Michael S. Hawkins, Cambridge, CA;
Daryl W. Vanbesien, Burlington, CA;
Richard P. N. Veregin, Mississauga, CA;
Suxia Yang, Mississauga, CA;
Corey L. Tracy, Mississauga, CA;
Karen Ann Moffat, Brantford, CA;
Cuong Vong, Hamilton, CA;
Eric Rotberg, Toronto, CA;
Michael S. Hawkins, Cambridge, CA;
Xerox Corporation, Norwalk, CT (US);
Abstract
The present disclosure provides polymeric additives for use with toner particles. The polymeric additive of the present disclosure includes a copolymer possessing at least one monomer having a high carbon to oxygen ratio, a monomer having more than one vinyl group, and at least one amine-functional monomer. Toners possessing this polymeric additive exhibit excellent stability with respect to relative humidity and excellent charging characteristics.