Toner for developing electrostatic image and producing method therefor
AssigneeKonica Minolta Holdings, Inc.
InventorsAsao Matsushima, Hiroshi Yamazaki, Ken Ohmura, Eiichi Yoshida
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Abstract
A toner for developing an electrstatic image is disclosed. The toner particles containing a binder resin containing a polyester resin or a polyol resin and a colorant, and the toner particles contain aluminum in an amount of 0.007 to 0.140% by weight, chlorine in an amount of 0.002 to 0.412% by weight, and the toner particles have an average circular degree of 0.94 to 0.99 and an average circle equivalent diameter of from 2.6 to 7.4 μm.
Claims10
A toner for developing an electrostatic image comprising toner particles containing a colorant and a binder resin containing a polyester resin or a polyol resin,
- wherein the toner particles contain an aluminum compound and a chlorine compound, a content of aluminum in the aluminum compound being from 0.007 to 0.140% by weight as an aluminum atom based on the total weight of the toner particles, and a content of chlorine in the chlorine compound being from 0.002 to 0.412% by weight based on the total weight of the toner particles, and
- the toner particles have an average circular degree of from 0.94 to 0.99 and an average circle equivalent diameter of from 2.6 to 7.4 μm.
Dependencies are inferred from the claim text.