TONER, TONER ACCOMMODATING UNIT, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD

TONER, TONER ACCOMMODATING UNIT, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD

A toner is provided that contains a mother toner particle containing a binder resin, a release agent, and a charge control agent and an external additive containing a hydrophobized polymethylsilsesquioxane particle, wherein the toner has a glass transition temperature of from 48 to 60 degrees C., an...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: MASUKO, Kaede, KANEKO, Akihiro, ISHII, Masayuki
Format: Patent
Sprache:eng
Schlagworte:
CINEMATOGRAPHY
ELECTROGRAPHY
ELECTROPHOTOGRAPHY
HOLOGRAPHY
MAGNETOGRAPHY
PHOTOGRAPHY
PHYSICS
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Beschreibung
Zusammenfassung:A toner is provided that contains a mother toner particle containing a binder resin, a release agent, and a charge control agent and an external additive containing a hydrophobized polymethylsilsesquioxane particle, wherein the toner has a glass transition temperature of from 48 to 60 degrees C., and the temperature of 1.0 g of the toner is from 54 to 65 degrees C. when the 1.0 g of the toner is pushed in 0.1 mm by the piston of a flow tester in heating the 1.0 g of the toner from 40 degrees C. at a temperature rising speed of 3 degrees C. per minute under a load of 22.5 kgf.