Food package and method of forming same

Claim 1

A PACKAGE COMPRISING A PRODUCT ENCLOSED BY A PACKAGING MATERIAL DEFINING A SEAL ADJACENT TO SAID PRODUCT AND THROUGH WHICH ACCESS CAN BE GAINED TO SAID PRODUCT, SAID SEAL BEING FORMED FROM AT LEAST TWO LAYERS OF PACKAGING MATERIAL ADHERED TO ONE ANOTHER THROUGH A PRESSURE-SENSITIVE ADHESIVE INTERFACE, ONE OF SAID LAYER BEING A POLYVINYLIDENE CHLORIDE FILM ADHERED TO THE OTHER LAYER OF PACKAGING MATERIAL THROUGH SAID INTERFACE WHILE SAID POLYVINYLIDENE CHLORIDE FILM IS IN AN AMORPHOUS STATE AND WHICH EXHIBITS AT LEAST SUBSTANTIALLY RANDOM CRYSTAL ARRANGEMENT IN THE CRYSTALLINE STATE, SAID ADHESIVE COMPRISING FROM 50% TO 70% BY WEIGHT OF A NATURAL ROSIN-DERIVED ALKYD-TYPE RESIN, FROM 10% TO 15% BY WEIGHT OF ETHYLENE-VINYL ACETATE RESIN, AND FROM 5% TO 20% BY WEIGHT OF PLASTICIZER, WHEREBY SAID PRESSURE SENSITIVE ADHESIVE IS READILY PEELABLE ALONG SAID PRESSURE-SENSITIVE ADHESIVE INTERFACE WITHOUT DESTRUCTION OF SAID PACKAGING MATERIAL ENABLING SAID LAYERS OF PACKAGING MATERIAL TO BE RECOMBINED FOR RESEALING FOLLOWING REMOVAL OF A PORTION OF THE PRODUCT FROM SAID PACKAGE.