Asphalt composition

Details Asphalt composition Asphalt composition

1982-07-19

1984-07-10

Morris, Theodore

Compositions: coating or plastic

Coating or plastic compositions

Bituminous material or tarry residue

524 59, 524 62, 524 69, 106273R, C08L 9500

Patent

active

044591578

ABSTRACT:
An asphalt blend in which a butadiene-styrene elastomeric block polymer can easily be dispersed at between about 325.degree. F. and about 400.degree. F. and, after cooling, forms a stable material useful as a roofing composition and having a flash point of greater than about 450.degree. F., said blend being composed of a propane extracted asphalt and from about 5 weight % to about 45 weight % of a fluid bed catalytic petroleum cracker bottoms oil comprising a major proportion of oils boiling above 700.degree. F. and, optionally, a minor proportion of oils between about 350.degree. F. and 700.degree. F.

REFERENCES:
patent: 3440073 (1969-04-01), Fowler et al.
patent: 4077928 (1978-03-01), Koons
patent: 4105612 (1978-08-01), Cushman
patent: 4139397 (1979-02-01), Yan
patent: 4207117 (1980-06-01), Espenscheid
patent: 4273685 (1981-06-01), Marzocchi
Kraton Rubber in Asphalt Products, Shell Chemical Company, Dec. 1971.

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