Device for the continuous stamping of the surface of a thermoplastic film with a grain, as well as a process for the preparation of a praegewalze therefor, as well as a process for the preparation of a plastic film with a grain

摘要

a device for continuously embossing the surface of a thermoplastic film with a narbung has means for heating at least the surface of the foil to permeate. a lower press comprises two rolling, by which