Packaging material including a silica layer and a polyolefin layer

摘要

A material comprises (a) a film coated with SiO2, and (b) a polyolefin film, with, between the SiO2 and the polyolefin film, (c) a binder comprising a polyolefin grafted with an unsatd. alkoxysilane or with an unsatd. epoxide, or a copolymer of ethylene and unsatd. epoxide(s).