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...
Patent
1984-01-19
1984-10-23
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...
52515, 52516, 52517, 528 53, 528 55, 528 58, 528 59, 528 65, 528 75, C08G 1846
Patent
active
044789750
ABSTRACT:
The invention concerns the oilproofing and waterproofing treatment of construction materials by applying to them a composition which comprises by weight:
REFERENCES:
patent: 3356628 (1967-12-01), Smith et al.
patent: 3533977 (1970-10-01), Read
patent: 4225695 (1980-09-01), Schuster et al.
Dessaint Andre L.
Lina Marie-Jose
Atochem
Welsh Maurice J.
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