Chemically modified high oil asphalt
US4485145A · kind A · utility
2Cited by
8References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 1, 1983 |
| Grant date | Nov 27, 1984 |
| Priority date | — |
| Expiry date | Dec 1, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/2934
- 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.