Stabilized vehicles for leafing aluminum coatings

Claim 1

A FILM-FORMING HARD SYNTHETIC RESIN COMPOSITION COMPRISING LEAFING ALUMINUM PIGMENT, HYDROCARBON THINNER, A SYNTHETIC RESIN SELECTED FROM THE GROUP CONSISTING OF ALKYD RESIN HAVING AN ACID NUMBER LESS THAN ABOUT 8, A STYRENATED ALKYD RESIN HAVING AN ACID NUMBER OF LESS THAN ABOUT 8, AND MIXTURES OF ONE OF SAID ALKYD RESINS WITH A MELAMINE-ALDEHYDE RESIN, THERE BEING PRESENT IN SAID COMPOSITION AN AMOUNT OF ACID FROM THE REACTANTS AND CATALYST FORMING THE ALKYD RESINS AND MELAMINEFORMALDEHYDE RESIN AS WILL REDUCE THE INTERFACIAL TENSION BETWEEN THE SURFACE OF THE LEAFING ALUMINUM PIGMENT PARTICLES TO WET SAID PIGMENT PARTICLES WITH SAID RESIN AND THEREBY PREVENT FLOTATION OF SAID PARTICLES IN THE FILM AND IMPAIR THE SILVERY APPEARANCE OF THE ALUMINUM PIGMENTED FILM, SAID ACID BEING A MEMBER OF THE GROUP CONSISTING OF FORMIC ACID, MALEIC ACID AND PHTHALIC ACID, AND A STABILIZING AGENT SOLUBLE IN SAID HYDROCARBON THINNER WHICH RETARDS THE LEAF IMPAIRING CHARACTERISTICS OF SAID ACID IN SAID COMPOSITION FOR SAID LEAFING ALUMINUM PIGMENT, SAID STABILIZING AGENT CONSISTING OF THE ADDITION SALT PRODUCT OF A SATURATED FATTY ACID HAVING AT LEAST 1I CARBON ATOMS AND AN AMINE OF THE FORMULA R3NHR4 WHERE R3 IS AN ALKYL RADICAL AND R4 IS A RADICAL SELECTED FROM THE GROUP CONSISTING OF ALKYL AND HYDROGEN, THE AMOUNT OF SAID ADDITION SALT BEING FROM ABOUT 3.9% TO ABOUT 10.8% OF THE WEIGHT OF COMBINED LEAFING ALUMINUM PIGMENT AND SYNTHETIC RESIN.