POLYETHYLENE TEREPHTHALATE/TERPOLYMER BLENDS; FILMS, SHEETS, AND ARTICLES MADE USING SUCH BLENDS; METHOD OF MAKING TRAYS USING SUCH SHEETS

摘要

This invention is a composition for sheets, films coatings, containers or trays comprising a blend of polyethylene terephthlate (as defined herein) and a terpolymer of ethylene, vinyl ester and acrylic or methacrylic acid. Articles, such as cooking containers or trays, are made by using such polyethylene terephthlate/ terpolymer blends or made using sheets made from such blends. Such trays may be used for cooking food at temperatures up to about 200.degree.C. Methods are disclosed for making trays including thermoforming sheets made from such blends.