Foamed polyurethane materials with a bitumen and a hydroxy fatty oil
US4225678A · kind A · utility
11Cited by
6References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 19, 1979 |
| Grant date | Sep 30, 1980 |
| Priority date | — |
| Expiry date | Jul 19, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G18/6476
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A process for manufacturing a foamed polymeric material from starting materials which include a bitumen and a hydroxy fatty oil is disclosed. In addition to the process itself, certain final products of the process are claimed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.