Priming of zinc surfaces

Claim 1

THE METHOD OF PROVIDING A PERMANENT PROTECTIVE FINISH COAT ON A CLEAN FRESH ZINC SUBSTRATE SURFACE, COMPRISING: PRINTING THE ZINC SURFACE WITH A NON-STICKY CONTINUOUS PRIMING COAT, ABOUT 0.05-0.2 MIL IN THICKNESS, OF A RESILIENT ADHERENT RESINUOUS INTERPOLYMER OF MONOMERS CONSISTING ESSENTIALLY OF ABOUT 3-12% BY WEIGHT OF ACRYLIC ACID AND THE REMAINDER OF MONOMERIC ACRYLIC ACID ESTER OF NON-TERTIARY ALKYL ALCOHOL THE MOLECULES OF WHICH ALCOHOL HAVE FROM ONE TO FOURTEEN CARBON ATOMS, THE AVERAGE BEING ABOUT 4-10 CARBON ATOMS, AT LEAST A MAJOR PROPORTION OF SAID MOLECULES HAVING A CARBON-TO-CARBON CHAIN OF AT LEAST FOUR CARBON ATOMS TERMINATING AT THE HYDROXYL OXYGEN ATOM, SAID CHAIN CONTAINING AT LEAST ABOUT ONE-HALF THE TOTAL NUMBER OF CARBON ATOMS IN THE MOLECULE, SAID INTERPOLYMER HAVING AN INTRINSIC VISCOSITY OF ABOUT 0.7-2.5, APPLYING OVER SAID PRINTING COAT A PROTECTIVE AND DECORATIVE COATING OF OIL BASE PAINT, AND PERMITTING SAID PAINT COATING TO DRY AND HARDEN.