High ductility asphalt

Details High ductility asphalt High ductility asphalt

1976-04-12

1978-12-19

Welcome, Joan E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

106275, 106279, 404 1732, 260745, 106274, C08L 9500, C09D 324

Patent

active

041305167

ABSTRACT:
An asphalt composition having high ductility at low temperatures is obtained by hot-mixing asphalt and 3 to 7 wt. % of sulfur, based on the weight of asphalt, at temperatures below 300.degree. F. Small amounts of rubber further increase the ductility.

REFERENCES:
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patent: 1265108 (1918-05-01), Pickl
patent: 1353003 (1920-09-01), White, Jr.
patent: 1830486 (1931-11-01), Sadtler
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patent: 2478162 (1949-08-01), Sommer
patent: 2504605 (1950-04-01), Thomas
patent: 2709659 (1955-05-01), Werking
patent: 3093610 (1963-06-01), Wurstner et al.
patent: 3634293 (1972-01-01), Bonitz
patent: 3738853 (1973-06-01), Kopvillem et al.
patent: 3992340 (1976-11-01), Bonitz

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