Controlled deposition of asphalt emulsions

Details Controlled deposition of asphalt emulsions Controlled deposition of asphalt emulsions

1978-09-22

1980-03-18

Esposito, Michael F.

Coating processes

Coating pavement or the earth

Asphalt, bitumen, oil, or tar containing coating

404 75, 404 82, 405264, 405265, 427301, E01C 512, B05D 510

Patent

active

041940237

ABSTRACT:
There is provided a method for depositing asphalt from an asphalt emulsion onto an aggregate, as in road construction. Prior to applying the asphalt emulsion, the aggregate is wetted down with water containing a minor amount of an anionic or a cationic coupling agent selected to have a charge opposite to that of the asphalt emulsion.

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patent: 2838466 (1958-06-01), Padbury et al.
patent: 3633310 (1972-01-01), Sandiford
patent: 3677014 (1972-07-01), Stout et al.
patent: 3689298 (1972-09-01), Dybalski et al.
patent: 3868263 (1975-02-01), McConnaughay
patent: 4038102 (1977-07-01), Hellsten et al.

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