Patent ID: 6770411
Filing Date: 2004-08-03
Classification: G03G

Abstract:
A toner comprising at least a binder resin, a colorant, and a product of an iron compound containing an aromatic hydroxylcarboxylic acid as a ligand and represented by the following formula (I): wherein R1, R2, R3, and R4 are independently selected from the group consisting of a hydrogen atom, a straight-chain alkyl group and a branched unsaturated alkyl group, and R1 and R2, R2 and R3, or R3 and R4 may define an aromatic ring which is fused to the benzene ring of the formula (I) and which may have a substituent, m is an integer at least 3 and n is an integer at least 2, said product having such a characteristic that a filtrate obtained by filtering a dispersion of 10 g of said product dispersed in 200 ml of purified water provides an electric conductivity of not greater than 600 &mgr;S/cm.