Stock material or miscellaneous articles – Structurally defined web or sheet – Continuous and nonuniform or irregular surface on layer or...
Patent
1995-06-07
1996-06-11
Nakarani, D. S.
Stock material or miscellaneous articles
Structurally defined web or sheet
Continuous and nonuniform or irregular surface on layer or...
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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Environmental L.L.C.
Le H. Thi
Nakarani D. S.
Sigalos John L.
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