Process for carbodiiomide synthesis
US3960950A · kind A · utility
11Cited by
1References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 9, 1974 |
| Grant date | Jun 1, 1976 |
| Priority date | — |
| Expiry date | Sep 9, 1994 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/53
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Phosphine oxides are prepared from terpenes and are found to be valuable as catalysts in the condensation of isocyanates to yield carbodiimides.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.