Modifier for paving asphalt

Details Modifier for paving asphalt Modifier for paving asphalt

1984-01-17

1985-12-24

Lieberman, Paul

Compositions: coating or plastic

Coating or plastic compositions

Bituminous material or tarry residue

106273R, 208 23, C08L 9500

Patent

active

045604142

ABSTRACT:
A modifier for paving asphalt, which comprises Trinidad Epure having a maximum size of less than 25 mm and a pulverulent solid having a maximum size of less than 2.5 mm, the powder comprising essentially a substance having a higher softening point than Trinidad Epure and compatibility with paving petroleum asphalt, wherein the volume of the powdery solid is 0.8 to 2.8 times the void volume of the granulated Trinidad Epure when in the stored state.

REFERENCES:
patent: 3632418 (1972-01-01), Draper
patent: 3897380 (1975-07-01), Walaschek
patent: 4227933 (1980-10-01), McAllister, Jr.

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