| 摘要 |
A liquid thermosetting coating composition wherein the film-forming component is a blend of A. FROM 60-95% BY WEIGHT OF AN ACID HALF-ESTER OF A CARBOXYLIC ACID ANHYDRIDE AND A POLYOL, THE POLYOL BEING THE DIESTER OF A DIEPOXIDE OF EPOXIDE EQUIVALENT 300 MAXIMUM, AN AUTOXIDATIVE MONOCARBOXYLIC FATTY ACID AND A MONOCARBOXYLIC HYDROXY-ACID, THE ACID HALF-ESTER HAVING NO EPOXIDE GROUPS AND ON AVERAGE 1.5-2.5 HYDROXYL GROUPS, 1-2 CARBOXYL GROUPS AND 1-2 AUTOXIDATIVE FATTY ACID RESIDUES PER MOLECULE, AND B. FROM 5-40% OF A SUITABLE CROSSLINKING AGENT. |
