Negatively charged toner for developing electrostatic images containing metal complex of salicyclic acid compound as charge control agent
AssigneeCanon Kabushiki Kaisha
InventorsMasashi Kiuchi, Isamu Maki
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Abstract
A toner for developing electrostatic images comprises a metal complex of salicylic acid or a metal complex of an alkyl salicylic acid as a charge controlling agent.
Claims23
A negatively charged toner for developing electrostatic images which comprises a binder resin and a member selected from the group consisting of a metal complex of salicylic acid and a metal complex of an alkyl salicylic acid as a charge controlling agent.
A negatively charged toner for developing electrostatic images which consists essentially of a binder resin, a colorant and a charge controlling agent selected from the group consisting of a metal complex of salicylic acid and a metal complex of an alkyl salicylic acid, the charge controlling agent being present in an amount of 0.1-10 parts by weight per 100 parts by weight of the binder resin.
Dependencies are inferred from the claim text.