Alkali carboxyalkyl dithiocarbamates and use as ore flotation reagents
US4554108A · kind A · utility
17Cited by
4References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 26, 1983 |
| Grant date | Nov 19, 1985 |
| Priority date | — |
| Expiry date | Jul 26, 2003 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB03D2203/02
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Carboxyalkyl dithiocarbamates which can be characterized by the formula ##STR1## wherein R is selected from the group consisting of alkylene radicals, preferably alkylene radicals each having from 1 to 4 carbon atoms, wherein R' is selected from the group consisting of hydrogen and methyl and ethyl radicals, and wherein X is selected from the group consisting of alkali metal atoms, their use as ore flotation suppressants, and a process for making these novel compositions are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.