VOC-FREE URETHANE COPOLYMER

Abstract: a process for preparing a urethane copolymer may use a polyalkoxylated and polyhydroxylated compound which does not contain any volatile residue of alkanes, aromatic hydrocarbon compounds, or alkenes. such a copolymer can be useful as an agent for controlling rheology in an aqueous medium, in particular for paint compositions, for paper coating slips or for cosmetic compositions.

Inventor(s): Guillaume MICHAUD, Jean-marc SUAU

CPC Classification: C09D7/65 (COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR (cosmetics ; processes for applying liquids or other fluent materials to surfaces, in general, ; staining wood ; glazes or vitreous enamels ; natural resins, French polish, drying-oils, driers, turpentine, per se, ; polishing compositions other than French polish, ski waxes ; adhesives or use of materials as adhesives ; materials for sealing or packing joints or covers ; materials for stopping leaks ; processes for the electrolytic or electrophoretic production of coatings ))

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