ELECTROSTATIC CHARGE IMAGE DEVELOPING TONER, ELECTROSTATIC CHARGE IMAGE DEVELOPER, TONER CARTRIDGE, DEVELOPER CARTRIDGE, PROCESS CARTRIDGE, IMAGE FORMING METHOD, AND IMAGE FORMING APPARATUS

An electrostatic charge image developing toner includes toner particles containing a colorant, a binder resin, and a release agent, and an external additive, wherein the external additive includes particles having oil-treated surfaces and composite particles containing silica and titania, and the to...

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Bibliographische Detailangaben
Hauptverfasser: OHMORI HIROKI, HAMANO HIROKAZU, SAITO YUTAKA
Format: Patent
Sprache:eng
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Zusammenfassung:An electrostatic charge image developing toner includes toner particles containing a colorant, a binder resin, and a release agent, and an external additive, wherein the external additive includes particles having oil-treated surfaces and composite particles containing silica and titania, and the toner has a content ratio of titania with respect to silica on the surface of the toner, as measured by X-ray photoelectron spectroscopy, of equal to or less than 5 atomic %.