TONER PRODUCT AND METHOD OF FORMING IMAGE

摘要

A toner product containing a toner and a toner container holding the toner, wherein the toner contains a toner particle having an amount of a carboxyl group present on a surface of the toner particle of 1.0×10−7-2.5×10−5 mol/g, the amount of the carboxyl group present on the surface of the toner particle being determined by titrating a dispersion of the toner dispersed in water employing a strongly basic solution as a titration reagent; and the toner container contains a resin containing at least a polylactic acid.