Method for depositing asphalt
US4423088A · kind A · utility
6Cited by
9References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 14, 1980 |
| Grant date | Dec 27, 1983 |
| Priority date | — |
| Expiry date | Aug 14, 2000 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B20/1044
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method for depositing asphalt from an asphalt emulsion onto an aggregate is disclosed comprising wetting the aggregate with water containing between about 0.01 weight percent and about 1.0 weight percent of coupling agent selected to have charge opposite to the charge of said asphalt emulsion and applying said asphalt emulsion to the wetted aggregate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.