粘附到柔性包装上的活性膜及其方法

Original abstractThe present invention relates to a method of attaching an active film ( 5 ) onto a flexible package comprising the steps of heating a foil ( 2 ); applying an active film ( 5 ) to the foil ( 2 ); and applying sufficient pressure to the active film ( 5 ) and foil ( 2 ) combination and sufficient heat to the foil ( 2 ) so that active film ( 5 ) adheres to the foil ( 2 ). In one example, the active film ( 5 ) comprises two components and wherein the two components are an active agent and a polymer. In another example, the active agent is an absorbing material.