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Colloid systems and wetting agents; subcombinations thereof; processes of March listing by industry category 03/09

20090082474 - Highly dispersible carbon nanospheres in a polar solvent and methods for making same: The particle sizes of agglomerates of carbon nanospheres are reduced by dispersing the carbon nanospheres in a polar solvent. The carbon nanospheres are multi-walled, hollow, graphitic structures with an average diameter in a range from about 10 nm to about 200 nm, more preferably about 20 nm to about 100... Agent: Workman Nydegger 1000 Eagle Gate Tower

20090062407 - Method and apparatus for producing micro emulsions: This invention relates to preparation of micro emulsions having a controlled size. It provides methods, measures, apparatus and products produced by the methods. The method is particularly suitable for preparing micro emulsions of water containing one or more ionic species in an oil and/or dense fluid phase such as CO2... Agent: Knobbe Martens Olson & Bear LLP

20090062408 - Hydrogels with gradient: The present invention provides a hydrogel article having a multi-layered structure and exhibiting a gradient in polymer molecular weight. The invention also provides a method of forming a hydrogel article having a multi-layered structure and exhibiting a gradient in polymer molecular weight.... Agent: Wood, Herron & Evans, LLP (zimmer)