Patent ID: 6120962
Filing Date: 2000-09-19
Classification: G03G

Abstract:
A toner for developing latent electrostatic images, comprising toner particles which comprise a resin, a coloring agent, and an organic silicone quaternary ammonium salt of formula (1):[R.sup.1 R.sup.2 Si(CH.sub.2 CH.sub.2 CH.sub.2 NMe.sub.2 R).sub.2 ].sup.2+ 2X.sup.- ( 1)wherein R.sup.1 and R.sup.2 are each an alkyl group having 1 to 6 carbon atoms or a phenyl group which may have a substituent; R is an alkyl group having 1 to 6 carbon atoms which may have a substituent, an alicyclic alkyl group having 3 to 10 carbon atoms, a phenyl group which may have a substituent, or a benzyl group which may have a substituent; and X is a halogen atom, a benzenesulfonate radical or hydroxynaphthalenesulfonate radical.