DISPOSABLE LID HAVING POLYMER COMPOSITE OF POLYOLEFIN AND MINERAL FILLER

摘要

Disposable lid comprises a thermoformed sheet in the shape of a lid for a hot beverage container. The sheet comprises a polymer composite of a polyolefin and at least one mineral filler. The sheet has a thickness less than about 0.035 inches and a heat deflection temperature at least comparable to that of high impact polystyrene.