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:
Apr. 30, 2013
Filed:
Apr. 09, 2010
Daryl W. Vanbesien, Burlington, CA;
Allan K. Chen, Oakville, CA;
Kimberly D. Nosella, Mississauga, CA;
Cuong Vong, Hamilton, CA;
Karen Ann Moffat, Brantford, CA;
Richard P. N. Veregin, Mississauga, CA;
Valerie M. Farrugia, Oakville, CA;
Daryl W. Vanbesien, Burlington, CA;
Allan K. Chen, Oakville, CA;
Kimberly D. Nosella, Mississauga, CA;
Cuong Vong, Hamilton, CA;
Karen Ann Moffat, Brantford, CA;
Richard P. N. Veregin, Mississauga, CA;
Valerie M. Farrugia, Oakville, CA;
Xerox Corporation, Norwalk, CT (US);
Abstract
The present disclosure provides processes for producing polyester toners by emulsion aggregation where the resulting toner particles have high pigment loadings and desired circularity. The methods include adding a metal, in embodiments a metal compound, at the beginning of coalescence, which speeds the coalescence process and produces toner particles having a desired size and circularity for use in electrophotographic imaging systems.