Construction material containing bituminous substances

Details Construction material containing bituminous substances Construction material containing bituminous substances

1989-07-19

1991-09-03

Welsh, Maurice J.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524871, 524875, C08G 1812

Patent

active

050455907

ABSTRACT:
Disclosed is a construction material containing bitumen comprising (A) a polyol component, the polyol component consisting essentially of (a-1) a hydroxy-polyoxyalkylene ether of bisphenol A and/or bisphenol F, and (a-2) an aliphatic polyol, (B) a polyisocyanate component, (C) a bitumen, and/or (D) an aggregate. The construction material has improved water-proof and mechanical properties.

REFERENCES:
patent: 3553283 (1971-01-01), Doss
patent: 3732309 (1973-05-01), Garnish et al.
patent: 3746685 (1973-07-01), Dobinson et al.
patent: 3916067 (1975-10-01), Jones et al.
patent: 4153586 (1979-05-01), Hockswender et al.
patent: 4626562 (1986-12-01), Motomura et al.

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