Waterproofing membranes with a specific gravity of under 1...

Details Waterproofing membranes with a specific gravity of under 1... Waterproofing membranes with a specific gravity of under 1...

2010-06-15

2011-10-04

Choi, Ling (Department: 1762)

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...

C524S059000, C524S071000, C525S331900, C427S407100

Reexamination Certificate

active

08030394

ABSTRACT:
Disclosed are waterproofing membranes consisting of a backing impregnated with a bituminous formulation comprising industrial bitumen, a mineral filler, a thermoplastic polymer or a mixture of thermoplastic polymers, characterized in that the mineral filler consists of hollow glass microspheres with a density of between 0.10 and 0.14 g/cm3and a size of less than 120 μm.

REFERENCES:
patent: 4351913 (1982-09-01), Patel
patent: 5763014 (1998-06-01), Pickett

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