Dry toner
AssigneeRicoh Company, Ltd.
InventorsMasami Tomita, Shigeru Emoto, Hiroshi Yamasita, Tsunemi Sugiyama
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Abstract
A dry toner for developing an electrostatic image, including a toner binder containing a urea-modified polyester. The toner has a volume average particle diameter Dv of 3 to 10 μm and a number average particle diameter Dp such that the ratio Dv/Dp of the volume average particle diameter to the number average particle diameter ranges from 1.05 to 1.25.
Claims8
A dry toner for developing ,an electrostatic image, comprising a toner binder comprising a modified polyester, said toner having a volume average particle diameter Dv of 3 to 10 μm and such a number average particle diameter Dp that the ratio Dv/Dp of the volume average particle diameter to the number average particle diameter ranges from 1.05 to 1.25.
Dependencies are inferred from the claim text.