Stock material or miscellaneous articles – Structurally defined web or sheet – Continuous and nonuniform or irregular surface on layer or...
Patent
1991-09-20
1994-05-03
Thibodeau, Paul J.
Stock material or miscellaneous articles
Structurally defined web or sheet
Continuous and nonuniform or irregular surface on layer or...
427138, 4273898, 4273899, 4274072, 4274073, 427412, 428145, 428171, 428213, 428228, 428247, 428489, B32B 704
Patent
active
053086767
ABSTRACT:
A torchable roll roofing membrane which comprises a reinforcing mat which is saturated and coated with bituminous composition comprising a bituminous component and, optionally, an unhydrogenated block copolymer of a monoalkenyl aromatic hydrocarbon and a conjugated diolefin, and coated onto one surface, a bituminous composition comprising a bituminous component and a hydrogenated block copolymer of a monalkenyl aromatic hydrocarbon and a conjugated diolefin.
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Berggren Mark A.
Gelles Richard
Gilmore Dennis W.
Haas Donald F.
Le H. Thi
Shell Oil Company
Thibodeau Paul J.
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