Colloid systems and wetting agents; subcombinations thereof; processes of inventions 05/07

20070117871 - Dispersion of a rare earth phosphate, and a process for its preparation: The invention concerns a colloidal dispersion of a phosphate of a rare earth and a process for its preparation. The dispersion is characterized in that it comprises anisotropic and disaggregated or disaggregatable particles of a phosphate of at least one rare earth and an anion of a monobasic acid, soluble... Agent: Rhodia Inc.-legal Department

20070112078 - Silicone antifoam composition: There is provided antifoam composition comprising an antifoaming-effective amount of at least one antifoam component, where antifoam component comprises product of the reaction of (a) at least one silicone fluid, (b) at least one silicone resin selected from the group consisting of silicone resin (i) having a ratio of M... Agent: Dilworth & Barrese, LLP

20070112079 - Emulsion breaking process: The invention pertains to the use of a class of acetylenic surfactants to resolve or break water and oil emulsions. The surfactants are of particular advantage in resolving crude oil emulsions of the type encountered in desalter and similar apparatus designed to extract brines from the crude as they partition... Agent: Wegman, Hessler & Vanderburg

20070100002 - Alkoxylated dendrimers and use thereof as biodegradable demulsifiers: Disclosed is the use of alkoxylated dendrimers for breaking oil/water emulsions. The alkoxylated dendrimers have a molecular weight of from 2400 to 100 000 g/mol and have been alkoxylated with C2-C4-alkylene oxide groups or a mixture of such alkylene oxide groups such that the alkoxylated dendrimer has a degree of... Agent: Clariant Corporation Intellectual Property Department