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 |
20100310983 | TONER PROCESS INCLUDING MODIFYING RHEOLOGY - A process for making particles is provided. In embodiments, a suitable process includes adding a rheology modifier to an emulsion utilized to form toner particles. The rheology modifier permits the use of a higher solid content in the emulsion, with a resulting higher yield of toner particles, without requiring the use of powerful mixing equipment. | 12-09-2010 |
20100310984 | TONER PROCESSES UTILIZING A DEFOAMER AS A COALESCENCE AID FOR CONTINUOUS AND BATCH EMULSION AGGREGATION - A process for making toner particles is provided. In embodiments, a suitable process includes adding a defoamer to an emulsion utilized to form toner particles. Utilization of the defoamer allows for a reduction in the overall aggregation/coalescence cycle time and slurry viscosity, while producing a toner with improved GSDs, low coarse and target circularities. | 12-09-2010 |
20110086301 | EMULSION AGGREGATION TONER COMPOSITION - A toner composition that includes at least one low molecular weight amorphous polyester resin, at least one high molecular weight amorphous polyester resin, at least one crystalline polyester resin, at least one wax, at least one biocide and at least one colorant, and wherein the toner composition has a minimum fusing temperature of from about 100° C. to about 125° C. | 04-14-2011 |
20110150985 | METHODS FOR PREPARING PHARMACEUTICALS BY EMULSION AGGREGATION PROCESSES - A method for making a pharmaceutical by emulsion aggregation, the method including emulsifying a first pharmaceutical agent and a biodegradable resin to form a primary emulsion of pre-aggregated particles in a slurry; aggregating the pre-aggregated particles to form aggregated pharmaceutical particles in the slurry; and isolating the pharmaceutical particles. The method may be used to make time-released, multi-formulation, and inhalable pharmaceuticals. | 06-23-2011 |
20110177444 | ADDITIVE PACKAGE FOR TONER - An additive package is provided for use with toners. The additive package may be utilized with ultra low melt toners formed by emulsion aggregation processes. The additive package of the present disclosure provides toners with a low minimum fusing temperature to enable high speed printing. Toners possessing the additive package of the present disclosure also possess wide fusing latitude, good release, high gloss, high blocking temperature, robust particles, excellent triboelectric charge properties, and the like. | 07-21-2011 |
20110281215 | PROCESSES FOR PRODUCING POLYESTER LATEXES VIA SOLVENT-BASED EMULSIFICATION - A process for making a latex emulsion suitable for use in a toner composition includes contacting at least one amorphous 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, separating the solvent from water, and recycling the solvent from the resin mixture for utilization in a subsequent phase inversion emulsion process. | 11-17-2011 |
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 |
20120148950 | TONER PROCESSES UTILIZING WASHING AID - A process for making toner particles is provided. In embodiments, a suitable process includes adding a washing aid agent to toner particles at the time of washing the toner particles prior to their drying and recover. The washing aid agent assist in the removal of ionic species, including surfactants and ions that are part of the emulsion aggregation process, from the resulting toner particles. Utilization of the washing aid agent produces toner particles having improved charging characteristics. | 06-14-2012 |
20120244466 | Toner wash comprising ionic liquid - A washing process using one or more ionic liquids (ILs) as a washing aid agent for toners, including toners produced using such ILs, such as, low melt toners, is provided. ILs are environmentally sound, green solvents that act to swell toner particle surfaces so that surface absorbed and adsorbed pollutants, such as, surfactants and other manufacturing reactants, can be effectively removed. The resulting toners have good charging, charge maintenance and RH sensitivity. | 09-27-2012 |
20120321675 | METHODS OF INHIBITING CATARACTS AND PRESBYOPIA - Described herein are methods of inhibiting or reversing the progression of cataract formation or presbyopia in an eye by administering a β | 12-20-2012 |
20130302729 | Toner wash comprising ionic liquid - A washing process using one or more ionic liquids (ILs) as a washing aid agent for toners, including toners produced using such ILs, such as, low melt toners, is provided. ILs are environmentally sound, green solvents that act to swell toner particle surfaces so that surface absorbed and adsorbed pollutants, such as, surfactants and other manufacturing reactants, can be effectively removed. The resulting toners have good charging, charge maintenance and RH sensitivity. | 11-14-2013 |