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US 10,520,843 B2Granted
Toner, method for producing toner, toner storage unit, and image forming apparatus
AssigneeRicoh Company, Ltd.
InventorsHiroshi Yamashita, Suzuka Karato, Yuka Mizoguchi, Shizuka Hashida
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Abstract
A toner is provided. The toner includes toner particles each comprising a binder resin and plate-like pigment particles. In a cross-section of the toner, the plate-like pigment particles have an average thickness D of 1.0 μm or less and a maximum length L of 5.0 μm or more. In a fixed toner image formed with the toner, the plate-like pigment particles have a maximum width W of 3.0 μm or more. The toner has a circularity of from 0.950 to 0.985.
Claims7
A toner comprising:
- toner particles each comprising:
- a binder resin;
- and
- pigment particles having a plate shape,
- wherein, in a cross-section of the toner, the pigment particles having a plate shape have an average thickness D of 1.0 μm or less and a maximum length L of 5.0 μm or more,
- wherein, in a fixed toner image formed with the toner, the pigment particles having a plate shape have a maximum width W of 3.0 μm or more,
- wherein the toner has a circularity of from 0.950 to 0.985.
4 more elements
Dependencies are inferred from the claim text.