Substituted succinic acid compounds and their use as chelants
US4088678A · kind A · utility
29Cited by
8References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 1, 1976 |
| Grant date | May 9, 1978 |
| Priority date | — |
| Expiry date | Jul 1, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/301
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Substituted succinic acids and salts thereof having the formula: ##STR1## where R is H or ##STR2## and M is H, alkali metal, or an amine, are useful as chelants and stabilizers for heavy metal ions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.