Styrenated alkyd-melamine sulfonamide ether resins

Claim 1

A CURABLE HEAT REACTION PRODUCT OF 100 PARTS OF A MODIFIED ALKYD RESIN WITH FROM 10 TO 1000 PARTS OF A MODIFIED MELAMINE RESIN, SAID ALKYD REDIN CONSISTING ESSENTIALLY OF A SOLUBLE FUSIBLE COPOLYMER OF AN UNSATURATED MONOMERIC MATERIAL TAKEN FROM THE GROUP CONSISTING OF POLYMERIZABLE MONOVINYL AROMATIC HYDROCARBONS CONTAINING NO ALIPHATIC UNSATURATION OTHER THAN THE VINYL GROUP, RING-SUBSTITUTED ALKYL DERIVATIVES THEREOF, RING-SUBSTITUTED CHLORINE DERIVATIVES THEREOF AND ALPHA-ALKYL SUBSTITUTED DERIVATIVES THEREOF, WITH A DRYING OIL ALKYD RESIN CONTAINING FROM 40 TO 65% BY WEIGHT OF A DRYING OIL IN CHEMICAL COMBINATION, SAID ALKYD RESIN HAVING BEEN PREPARED FROM A POLYHYDRIC ALCOHOL CONTAINING AT LEAST THREE HYDROXY GROUPS AND A POLYCARBOXYLIC ACID FREE FROM NN-BEBZENOID UNSATURATION, THE RATIO OF OIL-MODIFIED ALKYD RESIN TO UNSATURATED MONOMER VARYING FROM 100:50 TO 100:150 ON A WEIGHT BASIS, SAID MELAMINE RESIN COMPRISING THE PRODUCT OF THE REACTION UNDER ALKALINE CONDITIONS BETWEEN 1 MOL OF MELAMINE, 106 MOLS OF FORMALDEHYDE, AND AN ARYL SULFONAMIDE FOLLOWED BY THE REACTION UNDER ACID CONUCT WITH A MONOHYDRIC ALCOHOL UNDER ACID CONDITION, THE ARYL SULFONAMIDE BEING TAKEN FROM THE GROUP CONSISTING OF BENZENE SULKFONAMIDE AND BENZENE SULFONAMIDES SUBSTITUTED IN THE RING BY AND ALKYL GROUP AND BEING PRESENT IN THE RATIO OF FORM 0.1 TO 1.0 MOL PER MOL OF MELAMINE.