Process of using polyolefin hot melt coating compositions

Claim 1

IMPROVEMENT IN THE PROCESS FOR PACKAGING FROZEN MEAT AND MEAT PRODUCTS WITH A SUBSTANTIALLY CLEAR TRANSPARENT TIGHTLY ADHERING SEAMLESS PROTECTIVE COATING WHICH COMPRISES: (1) APPLYING TO THE EXPOSED SURFACES OF SAID FROZEN PRODUCT A COATING OF A FLUID ORGANIC THERMOPLASTIC COATING COMPOSITION IN THE MOLTEN STATE HAVING A VISCOSITY WITHIN THE RANGE OF FROM ABOUT 3500 TO ABOUT 6500 CENTIPOISES AT TEMPERATURES WITHIN THE RANGE OF FROM ABOUT 140*C. TO ABOUT 220*C., SAID COATING COMPOSITION BEING COMPOSED ESSENTIALLY OF A POLYMER PRODUCT OF AN A-OLEFIN MONOMER CONTAINING FROM 2 TO 4 CARBON ATOMS, SAID POLYMER PRODUCT BEING FURTHER CHARACTERIZED AS HAVING A MOLECULAR WEIGHT OF FROM ABOUT 8000 TO ABOUT 50,000 AND A DEGREE OF CRYSTALLINITY IN EXCESS OF 30 PERCENT; AND (2) QUENCHING THE COATED PRODUCT TO A TEMPERATURE WITHIN THE RANGE OF FROM ABOUT PLUS 20*C. TO ABOUT MINUS 25*C. IN A COLD BATH WITHIN NOT MORE THAN ABOUT 60 SECONDS AFTER APPLICATION OF THE MOLTEN FLUID COATING COMPOSITION, THE SOLIDIFIED TOUGH SUBSTANTIALLY CLEAR TRANSPARENT POLYOLEFIN COATING THUS OBTAINED BEING CHARACTERIZED AS HAVING A DEGREE OF CRYSTALLINITY OF LESS THAN 30 PERCENT.