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US 8,178,269 B2Granted
Toner compositions and methods
AssigneeXerox Corporation
InventorsKe Zhou, Guerino G. Sacripante, Paul Joseph Gerroir, Edward Graham Zwartz, Michael S. Hawkins
Life of this patent
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Abstract
Emulsion aggregation toner particles including a resin, polysaccharide particles, an optional wax, and an optional colorant. The toner particles contain about 1 to about 50 wt % polysaccharide particles based on the total weight of the toner particles.
Claims20
Emulsion aggregation toner particles, comprising:
- a resin,
- polysaccharide particles,
- an optional colorant, and
- an optional wax;
- wherein the polysaccharide particles comprises 1 to 50 wt % of the toner particles.
2 more elements
A method of making toner particles, the method comprising:
- combining a resin emulsion, a polysaccharide emulsion, an optional colorant, and an optional wax to form pre-aggregated particles;
- aggregating the pre-aggregated particles to form aggregated particles;
- coalescing the aggregated particles to form coalesced particles;
- and
- isolating the coalesced particles to form toner particles.
2 more elements
Dependencies are inferred from the claim text.