LAMINATE STRUCTURES

摘要

A substrate comprised of PVC for example a conveyor belting fabric carcase impregnated with PVC is provided with a surface layer of a normally PVC-incompatible rubber by a process comprising applying to the substrate a layer of an uncured nitrile rubber adhesive compound, followed by applying a cover layer of the uncured PVC-incompatible rubber and then subjecting the resulting laminate to a curing treatment.