Patent ID: 7776417
Filing Date: 2010-08-17
Classification: B32B,C09J,E04D,Y10T

Abstract:
1. A self-adhesive construction material for waterproofing, sealing and/or covering a construction surface comprising: a material adapted for waterproofing, sealing and/or covering a construction surface, said material having an upper and lower surface; an adhesive component for adhering the lower surface of the material to the construction surface; a release liner for protecting said adhesive component having an outer surface and an inner surface, wherein said inner surface is removably attached to the adhesive component; wherein the inner surface of the release liner includes a transfer chemical, printed thereon to form a transfer chemical pattern, the transfer chemical pattern coupled to the adhesive layer and rendering it non adhesive, thereby forming a plurality of ventilation paths, said transfer chemical being releasably attached to the release liner in such a way that upon removal of the release liner from the construction material only a portion of the adhesive component adheres to the construction substrate.