COEXTRUDED MULTILAYER SHEETS AND A PROCESS FOR PREPARING THE SAME

摘要

Coextruded multilayer sheets comprising a first outer layer consisting of a blend containing polyvinylidene fluoride having an average molecular weight (Mw) not greater than 250,000 and an acrylic resin and at least one layer of a homo or copolymer of an alkylmethacrylate, preferably having a Vicat degree (49N, 50 DEG C/h) of at least 90 DEG C, in mixture with 5-40% by weight of an elastomer in grafted form.