Asphalt foam

Details Asphalt foam Asphalt foam

1984-09-04

1985-06-18

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521134, 521139, 521140, C08J 900

Patent

active

045241562

ABSTRACT:
The present invention is directed to a foamed product having a substantially closed cellular configuration. The foamed product is formed from a blend of asphalt with a polyvalent metal salt of anionic group containing polymers. The resultant foam product exhibits low bulk densities and pore volumes of about 85 percent or greater.

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patent: 4371641 (1983-02-01), Boyer et al.
patent: 4456705 (1984-06-01), McCarthy

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