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US 5,965,316 AGranted
Wax processes
AssigneeXerox Corporation
InventorsGrazyna E. Kmiecik-Lawrynowicz, Chieh-Min Cheng
Life of this patent
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Abstract
A process for the preparation of toner comprising (i) aggregating a colorant dispersion with an encapsulated wax; (ii) coalescing or fusing the aggregates generated; and optionally (iii) isolating, washing, and drying the toner.
Claims27
A process for the preparation of toner comprising
- (i) aggregating a colorant dispersion with an encapsulated wax;
- (ii) coalescing or fusing the aggregates generated;
- and optionally
- (iii) isolating, washing, and drying the toner.
1 more element
A process for minimizing the amount of wax that escapes from a toner, which process comprises the mixing of a latex, an encapsulated wax, and a colorant dispersion;
- heating below about, or equal to about the resin Tg, and heating above about, or equal to about the resin Tg.
A process for the preparation of toner comprising
- (i) aggregating a colorant with a polymer encapsulated wax;
- (ii) coalescing, and optionally
- (iii) isolating, washing, and drying the toner.
Dependencies are inferred from the claim text.