Patent 7572563 was granted and assigned to Kao Corporation on August, 2009 by the United States Patent and Trademark Office.
A toner for electrostatic image development containing a resin binder, a charge control agent, and a colorant, and wherein the charge control agent contains a metal complex of a salicylic acid compound and a quaternary ammonium salt of a carboxylic acid. The toner for electrostatic image development of the present invention is suitably used in, for example, development of a latent image or the like formed in electrophotography, electrostatic recording method, electrostatic printing method, or the like.