Method for preparing oligomeric ester chain condensates of substituted 1-hydroxy-1,1-diphosphonic acid
US4254063A · kind A · utility
7Cited by
7References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 7, 1979 |
| Grant date | Mar 3, 1981 |
| Priority date | — |
| Expiry date | May 7, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/404
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A method is disclosed for preparing organo-phosphorous compounds which are oligomeric ester condensates of alkyl-1-hydroxy-1,1-diphosphonic acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.