Aminosulfonylcarboxylic acids and their substituted ammonium salts
US4267122A · kind A · utility
1Cited by
6References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 27, 1978 |
| Grant date | May 12, 1981 |
| Priority date | — |
| Expiry date | Sep 27, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23F11/164
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Aminosulfonylcarboxylic acids and their manufacture from diamines and chlorosulfonylcarboxylic acids.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.