Substrate for a support for bituminous membrane and method for the preparation thereof
AssigneePOLITEX s.a.s. di FREUDENBERG POLITEX s.r.l.
InventorsGilberto FAGGION, Gerardo Salvatore MENNA
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Abstract
There is described a substrate (1) for a support (1) for bituminous membranes, comprising two or more layers of fibers (3) comprising a homogeneous mixture of organic fibers (31) and inorganic fibers (32), between which there is interposed a reinforcing scrim (4), said fibers (3) being oriented parallel to the longitudinal axis (L) of the substrate (1) and laid said by side and alternate.
Claims15
A substrate (1) for a support (1) for bituminous membranes, characterized in that it comprises two or more fiber (3) layers comprising a homogeneous mix of organic (31) and inorganic (32) fibers, between said layers a reinforcing scrim (4) is interposed, said fibers (3) being oriented parallel to the longitudinal direction (L) of the substrate (1) and laid side by side and alternate, said mix providing a percentage by weight of organic fibers (31) comprised between 50% and 90% by weight, the remainder being made of inorganic fibers (32).
Dependencies are inferred from the claim text.