Toner processes

A process for the preparation of toner comprising blending an aqueous colorant dispersion and a latex resin emulsion, and which latex resin is generated from a dimeric acrylic acid, an oligomer acrylic acid, or mixtures thereof and a monomer; heating the resulting mixture at a temperature about equa...

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Bibliographische Detailangaben
Hauptverfasser: MYTYCH, CASIMIR J, KMIECIK-LAWRYNOWICZ, GRAZYNA E, LAMORA, KAREN L, CHENG, CHIEH-MIN
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A process for the preparation of toner comprising blending an aqueous colorant dispersion and a latex resin emulsion, and which latex resin is generated from a dimeric acrylic acid, an oligomer acrylic acid, or mixtures thereof and a monomer; heating the resulting mixture at a temperature about equal, or below about the glass transition temperature (Tg) of the latex resin to form aggregates; heating the resulting aggregates at a temperature about equal to, or above about the Tg of the latex resin to effect coalescence and fusing of the aggregates; and optionally isolating the toner product, washing, and drying.