Claims
- 1. An ore flotation separation reagent containing a substituted hydrocarbyl trithiocarbonate of the formula ##STR4## wherein X is selected from a --OH, --COOH, and --COOY; R is a C.sub.1-20 hydrocarbylene moiety selected from the group consisting of alkylene and hydrocarbyl arylene; and Y is a Group IA metal ion, a Group IIA metal ion, or an ammonium ion, with the proviso that the amount of trithiocarbonate present in said reagent ranges from about 0.1 to 5 pounds per ton of ore concentrate being treated.
- 2. The reagent of claim 1 which contains a trithiocarbonate wherein Y is a Group IA metal ion.
- 3. The reagent of claim 2 which contains a trithiocarbonate wherein Y is sodium.
- 4. The reagent of claim 1 which contains a trithiocarbonate wherein R is an alkylene moiety and X is --COOY where Y is alkali or alkaline earth metal.
- 5. The reagent of claim 4 which contains a trithiocarbonate wherein Y is a Group IA metal ion.
- 6. The reagent of claim 5 which contains a trithiocarbonate wherein X is --COOY.
- 7. The reagent of claim 1 which contains S-sodium-0-Sodium-2-carboxyethyl trithiocarbonate.
- 8. The reagent of claim 1 which contains S-sodium-0-sodium-carboxymethyl trithiocarbonate.
Parent Case Info
This is a divisional application of our pending application having Ser. No. 328,340, filed Dec. 7, 1981, now U.S. Pat. No. 4,459,237.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
4313838 |
Fischer et al. |
Feb 1982 |
|
Divisions (1)
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Number |
Date |
Country |
Parent |
328340 |
Dec 1981 |
|