Foamed asphalt weathering sheet for roll roofing, siding, or shi

Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Noninterengaged fiber-containing paper-free web or sheet...

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156 78, 156337, 428141, 4283044, 428489, 428920, B32B 520, B32B 1110

Patent

active

043991866

ABSTRACT:
In a continuous weathering sheet manufacturing process wherein fibrous mat material is coated with liquid asphalt, the asphalt is foamed before coating the mat therewith.

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"FoamMelt.TM. Systems," Nordson, Aug. 1980.
Foamix Advances, Asphalt Pavement Construction: New Materials and Techniques, ASTM STP 724 J.A. Scherocman Ed. American Society for Testing & Materials, 1980, pp. 93-109.

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