Compositions: coating or plastic – Coating or plastic compositions – Bituminous material or tarry residue
Patent
1988-04-29
1989-11-07
Lieberman, Paul
Compositions: coating or plastic
Coating or plastic compositions
Bituminous material or tarry residue
106285, 524 71, C08L 9500
Patent
active
048789500
ABSTRACT:
A bitumen composition comprising asphalt and a low molecular weight .alpha.-olefin homopolymer or copolymer. The composition is useful in the preparation of roofing coatings or materials and the cured roofing material will exhibit improved low temperature flexibility when compared to prior art roofing compositions. The composition may also contain other additives including high molecular weight polymers, fillers, fire retardants, anti-oxidants, anti-ozonants, pigments and the like.
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Doolittle David H.
Halasz Andrew
Spinelli Giuseppe
Exxon Chemical Patents Inc.
Kirschner Helene
Lieberman Paul
Smith C. E.
Wheelock E. T.
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