Roofing composition and method

Stock material or miscellaneous articles – Structurally defined web or sheet – Continuous and nonuniform or irregular surface on layer or...

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Details

156157, 428143, 428147, 428327, 428334, 428492, B32B 512

Patent

active

055253997

ABSTRACT:
There are disclosed novel polysulfide roofing compositions, combined with rubber particle mats, and bituminous-based roofing compositions containing crumb rubber and an elastomeric polysulfide to give improved impact resistance and the method of making such roofing.

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