TWO-COMPONENT, POLYASPARTIC COATING COMPOSITIONS

• Main Authors: JEFFRIES, MICHAEL, K, FORSYTHE, JOHN, P, KLEER, JOSEPH, R, BEST, KURT, E
• Format: Patent
• Language: English; French
• Published: 02.02.2012
• Subjects: ADHESIVES; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; CHEMICAL PAINT OR INK REMOVERS; CHEMICAL SURFACE TREATMENT; CHEMISTRY; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COATING MATERIAL WITH METALLIC MATERIAL; COATING METALLIC MATERIAL; COMPOSITIONS BASED THEREON; CORRECTING FLUIDS; DIFFUSION TREATMENT OF METALLIC MATERIAL; DYES; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; FILLING PASTES; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL; INKS; MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; PRINTED CIRCUITS; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF MATERIALS THEREFOR; WOODSTAINS

A polyurea coating composition comprising the reaction product of: an isocyanate-functional component (A) comprising: a) an aliphatic isocyanate functional material; and b) a cycloaliphatic isocyanate functional material; and an isocyanate-reactive component (B) comprising at least one polyaspartic acid ester component. L'invention concerne une composition de revêtement à base de polyurée, comprenant le produit de la réaction : d'un composant à fonctionnalité isocyanate (A) qui comprend : a) un matériau aliphatique à fonctionnalité isocyanate et b) un matériau cyclo-aliphatique à fonctionnalité isocyanate ; et d'un composant réagissant avec l'isocyanate (B) qui comprend au moins un composant polyaspartate.