FIELD: construction.
SUBSTANCE: invention relates to the field of polymer materials and relates to a thermoplastic roofing membrane. Membrane comprises an upper layer laminated to a lower layer and a reinforcing mesh positioned between the upper and lower layers, wherein at least a portion of the lower layer comprises a first thermoplastic polymer and a second thermoplastic polymer comprising at least one isocyanate-reactive substituent dispersed in the first thermoplastic polymer.
EFFECT: invention provides a polymer membrane that can be directly adhered to a roof substrate.
13 cl, 4 dwg, 1 tbl, 1 ex
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