Asphalts modified by solvent deasphalted bottoms and phosphoric

Details Asphalts modified by solvent deasphalted bottoms and phosphoric Asphalts modified by solvent deasphalted bottoms and phosphoric

1988-09-19

1991-10-22

Myers, Helane E.

Mineral oils: processes and products

Asphalts, tars, pitches and resins; making, treating and...

Chemical modification of asphalt, tar, pitch or resin

208 4, 208 6, 208 22, 208 39, 1062731, C10G 120

Patent

active

050593005

ABSTRACT:
Disclosed is a method for modifying the physical properties of a bituminous material which comprises heating at an elevated temperature a mixture comprising:

REFERENCES:
patent: 2179208 (1939-11-01), Burk et al.
patent: 2676910 (1954-04-01), Edson
patent: 2762756 (1956-09-01), Kinnard, Jr.
patent: 3392104 (1968-07-01), Potts et al.
patent: 3751278 (1973-08-01), Alexander
patent: 4584023 (1986-04-01), Goodrich
patent: 4623395 (1986-11-01), Goodrich

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