Kurceba

David Kurceba, Hamiton CA

Patent application number	Description	Published
20110136058	EMULSION AGGREGATION METHODS - A method of making toner particles, including: mixing, at less than about 17° C. and without homogenizing, a resin emulsion with a coagulant, a colorant, an optional wax, and optional additives, to form pre-aggregated particles in a slurry; heating the slurry to form aggregated toner particles; freezing aggregation of the particles in the slurry once at a desired aggregated particle size; and further heating the aggregated particles in the slurry to coalesce the aggregated particles into toner particles.	06-09-2011

Patent application number	Description	Published
20110318685	METHOD FOR CONTROLLING A TONER PREPARATION PROCESS - A method of making toner particles, including mixing at least one emulsion of at least one resin, a colorant, an optional wax, and optional additives to form a slurry; heating the slurry to form aggregated particles in the slurry; freezing aggregation of the particles by adjusting the pH; and heating the aggregated particles in the slurry to coalesce the particles into toner particles.	12-29-2011

Patent application number	Description	Published
20100310979	EFFICIENT SOLVENT-BASED PHASE INVERSION EMULSIFICATION PROCESS WITH DEFOAMER - A process and system for making a resin emulsion suitable for use in forming toner particles including a silicone free anti-foam agent to control foam during formation of a polyester dispersion.	12-09-2010
20110281216	PROCESSES FOR PRODUCING POLYESTER LATEXES VIA SINGLE-SOLVENT-BASED EMULSIFICATION - A process for making a latex emulsion suitable for use in a toner composition includes contacting at least one crystalline polyester resin with an organic solvent to form a resin mixture, adding a neutralizing agent, and deionized water to the resin mixture, removing the solvent from the formed latex, and continuously recovering latex particles.	11-17-2011