Fremgangsmåde og apparat til fremstilling af mikrobølgemodtageligt, baneformet materiale

摘要

Microwave susceptor sheet of the paperboard type, and method of making such susceptor sheet for use in a disposable food appliance adapted to heat a quantity of food in the appliance by microwave energy which susceptor sheet and method comprises vacuum deposition of a layer of aluminum onto a thin plastic film and then bonding the film onto a support sheet of paperboard, wherein the thin plastic film has a thickness of less than about 1.0 mil and is formed from PCTA copolyester plastic having a melting point of greater than 500 DEG F.