POLYURETHANE-POLYUREA DISPERSIONS BASED ON POLYCARBONATE-POLYOLS

• Main Authors: GINDIN, LYUBOV, K, CORSO, WILLIAM, A, SCHMITT, PETER, D, KONITSNEY, RONALD, M
• Format: Patent
• Language: English; French
• Published: 04.03.2010
• Subjects: ADHESIVES; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; CORRECTING FLUIDS; DYES; FILLING PASTES; GENERAL PROCESSES OF COMPOUNDING; INKS; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF MATERIALS THEREFOR; WOODSTAINS; WORKING-UP

The invention relates to new, hydrolysis-stable, aqueous polyurethane-polyurea dispersions based on polycarbonate-polyols, to a process for preparing them and to their use in coating materials. L'invention concerne de nouvelles dispersions aqueuses de polyuréthane-polyurée, stables à l'hydrolyse, à base de polyols et de polycarbonate, ainsi qu'un procédé de préparation de ces dispersions et leur utilisation dans des matériaux de revêtement.