xanthate


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xanthate

[′zan‚thāt]
(organic chemistry)
A water-soluble salt of xanthic acid, usually potassium or sodium; used as an ore-flotation collector.
References in periodicals archive ?
It has been found practically that sphalerite mineral rarely floats well with xanthate because of relatively high solubility of zinc-xanthate complex.
Graft Copolymerization of Vinyl Monomers onto Cellulose with the Use of Ionic Xanthate Method
Clariant Mining Solutions developed several new technologies in their HOSTAFLOT line of collectors, which are claimed to be effective alternatives to hazardous xanthate collectors.
One means to overcome this issue is through use of xanthate accelerators.
Collectors include a variety of xanthates, including potassium ethyl xanthate (designated Z-3), generally used in the processing of complex ores of silver/lead/zinc.
In addition to xanthate, we use an MIBC to stabilize the froth along with the sulphidizer and a glycol-based frother to bring the froth back after the sulphidizer.
Reagent dosages Reagent Dose g/t Sodium dithiophosphate 10 Potassium isobutyl xanthate 10 Methyl isobutyl carbinol (MIBC) 10 Dowfroth 250 10
Potassium amyl xanthate, supplied by Frenz, is added after grinding to promote recovery of the slower-floating valuable minerals.
10 Diesel fuel, c/lt 25 24 36 ANFO, $/t 440 433 506 Reagents, $/kg a) xanthate 1.
Even though sodium isopropyl xanthate was at times used in prior operations, little use of this reagent has been made since the beginning of single concentrate production.
Primary pulps flow via the trash screen to the conditioning tanks, wherein copper sulphate and xanthate are added.