A coating composition

• Main Authors: BALIJEPALLI, SUDHAKAR, FOLEY, PAUL, LI, YANXIANG, ELWOOD, BRAD M, NANJUNDIAH, KUMAR, ECKERSLEYSARAH T, DRUMRIGHT, RAY E
• Format: Patent
• Language: English; French; German
• Published: 07.03.2012
• Subjects: ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; CORRECTING FLUIDS; DYES; FILLING PASTES; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; 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; TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION; TECHNICAL SUBJECTS COVERED BY FORMER USPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF MATERIALS THEREFOR; WOODSTAINS

The instant invention is a coating system, a coating composition, a coating layer, a coated substrate, a method for producing a coating composition, a method for forming a coating layer, a method for making a coated substrate, and a method for healing a coated substrate. The coating system according to the present invention comprises (a) one or more natural oil derived polyols having an average of 3 or more hydroxyl groups per molecule, a number average molecular weight in the range of 300 to 3000 Daltons, a T g in the range of from less than 0° C; and (b) one or more polyisocyanates.