| 摘要 |
<p>An improved pre-formed, flexible sheet-like laminate suitable for waterproofing structural surfaces, comprising a flexible waterproof and waterproofing bituminous membrane and, generally continuous therewith, a non-removably adhered support carrier sheet assembly which has been formed by co-extruding first and second polymeric layers, the outermost of which incorporates an additive for light reflectivity, and at least one co-extruded oil-resistant and oil-impermeable polymeric sheet.</p> |
