Disposable food contact compatible microwaveable containers having one micronodular surface and process for their manufacture

摘要

Disposable food contact compatible microwaveable containers having one or more micronodular surface are disclosed. These containers, including plates, bowls, cups, trays, buckets, soufflé dishes, and lids are prepared from a polyolefin selected from the group consisting of polypropylene, polypropylene polyethylene copolymer or blends, and mixtures of these, mica, and pigment and are thermoformed into the shape of a the aforementioned containers exhibiting (a) a micronodular surface on at least one side of the surface; (b) a melting point of not less than about 250 DEG F; said containers being dimensionally stable and resistant to grease, sugar, and water at temperatures up to at least 250 DEG F and being of sufficient toughness to resist cutting by serrated polystyrene flatware.