Toner, developer, and image formation device

Toner, developer, and image formation device

A toner including: a pigment; polyester resin A that is insoluble in tetrahydrofuran (THF); and polyester resin B that is soluble in THF, wherein the toner satisfies requirements (1) to (3) below: (1) the polyester resin A includes one or more aliphatic diols including from 3 through 10 carbon atoms...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Sugimoto Tsuyoshi, Chiba Susumu, Yamada Hiroshi, Mizoguchi Yuka, Amemori Suzuka, Nagai Shinsuke, Nakayama Shinya, Nagata Kohsuke
Format: Patent
Sprache:eng
Schlagworte:
CINEMATOGRAPHY
ELECTROGRAPHY
ELECTROPHOTOGRAPHY
HOLOGRAPHY
MAGNETOGRAPHY
PHOTOGRAPHY
PHYSICS
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Beschreibung
Zusammenfassung:A toner including: a pigment; polyester resin A that is insoluble in tetrahydrofuran (THF); and polyester resin B that is soluble in THF, wherein the toner satisfies requirements (1) to (3) below: (1) the polyester resin A includes one or more aliphatic diols including from 3 through 10 carbon atoms, as a component constituting the polyester resin A; (2) the polyester resin B includes at least an alkylene glycol in an amount of 40 mol% or more, as a component constituting the polyester resin B; and (3) a glass transition temperature (Tglst) of the toner at first heating in differential scanning calorimetry (DSC) of the toner is from 20°C through 50°C.