WEB MATERIALS WITH ACTIVE AGENT

摘要

A web for use as wrap material, lidding material or in packages with active agents. Generally, each disclosed structure includes at least a first material layer made of a barrier material; and an active agent carried by the first material layer. Webs in accordance with the invention can further include a second material layer disposed adjacent the first material layer, wherein the second material layer has a predetermined material property, such as permeability, cling and/or sealing characteristics.