MULTILAYER ARTICLES COMPRISING POLYCARBONATE AND POLYPROPYLENE AND METHOD FOR THEIR PREPARATION

摘要

Disclosed are multilayer articles comprising (i) at least one polycarbonate layer, wherein the polycarbonate comprises structural units derived from at least one dihydroxy aromatic hydrocarbon; (ii) at least one polypropylene layer; and (iii) a tielayer between the polycarbonate layer and the polypropylene layer, wherein the tielayer comprises a copolymer with structural units derived from at least one alkenyl aromatic compound and at least one conjugated diene. Also disclosed are film pre-assemblies comprising a tielayer and either a polycarbonate or a polypropylene layer. Methods to make articles and pre-assemblies are also disclosed.