Abstract: The invention relates to a cover laminate such as a roof laminate or cover layer system (10) comprising at least a first layer (14), which extends on the cover side, in the form of a migration-inhibiting barrier layer or barrier film with respect to bitumen, plasticizer and/or EPS, and a second layer (12), which extends on the side away from the cover, in the form of a first nonwoven, wherein the first layer is connected to the second layer either by means of a reactive plasticizer-resistant adhesive (16), or, in the case of formation of the first layer as a thermoplastic hot-melt adhesive film, by means of said film.

Abstract: The invention relates to a sealing element comprising at least 20-60 wt % of PVC resin, and 20-45 wt % of a biobased plasticizer.