A BITUMINOUS COATING MATERIAL AND A PROCESS FOR PRODUCING A BITUMINOUS COATING ON A SUPPORT.

摘要

PCT No. PCT/DK90/00179 Sec. 371 Date Jan. 7, 1992 Sec. 102(e) Date Jan. 7, 1992 PCT Filed Jul. 10, 1990 PCT Pub. No. WO91/00945 PCT Pub. Date Jan. 24, 1991.A bituminous sheet or web coating material (1) is on the one side provided with a heat activatable adhesive layer (3) optionally covered by a plastic film (5), wherein the adhesive layer is provided with a pattern of close grooves (4) with intermediate unbroken ridges, and a process for forming a coating on a support is performed by heating such coating material (1) to decomposition of said plastic film (5) and activation of the adhesive layer (3), the activated adhesive layer (3) being pressed against the support, e.g. a roof.