Polyester toner microspheres for electrophotographic imaging systems and the preparation thereof

This invention provides a free-flowing polyester dye microspheric powder which has superior stability and transparency for application in electrophotographic imaging systems. In another embodiment this invention provides a non-aqueous dispersion polymerization process for producing the invention pol...

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Bibliographische Detailangaben
Hauptverfasser: CHOE, EUI-WON, BORZO, MARIE, YOON, HYUN-NAM, MIKKILINENI, RAO D, CHIANG, KOPHU
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:This invention provides a free-flowing polyester dye microspheric powder which has superior stability and transparency for application in electrophotographic imaging systems. In another embodiment this invention provides a non-aqueous dispersion polymerization process for producing the invention polyester dye microspheric powder. A present invention toner composition comprises polyester dye microspheric powder, and one or more optional ingredients such as a charge control agent or a surfactant.