Asbestos-free asphalt composition
US4738723A · kind A · utility
37Cited by
3References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 29, 1985 |
| Grant date | Apr 19, 1988 |
| Priority date | — |
| Expiry date | May 29, 2005 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/91
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Disclosed is a new and improved sealant and cement asphalt composition that is asbestos-free. The asbestos-free asphalt composition comprises about 40 to about 70 weight percent asphalt, about 5 to about 40 weight percent mineral filler, about 2 to about 10 weight percent cellulose fibers and about 2 to about 20 weight percent of a water-containing material such as an acrylic latex emulsion, asphalt emulsion or aqueous surfactant solution.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.