Chemically modified high oil asphalt
US4444947A · kind A · utility
7Cited by
7References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 12, 1982 |
| Grant date | Apr 24, 1984 |
| Priority date | — |
| Expiry date | Aug 12, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F289/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A chemically modified asphalt composition is provided which is especially adapted for use in the repair and maintenance of highways. The composition is a reaction product of a high oil asphalt, a vinyl aromatic monomer and a rubbery, or elastomeric, polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.