Ore flotation and flotation agents for use therein

Details Ore flotation and flotation agents for use therein Ore flotation and flotation agents for use therein

1985-02-12

1987-02-03

Wax, Robert A.

Compositions

Physical separation agents

Froth-flotation or differential adherence

209166, 209167, 558243, 568 63, 568 69, C09K 300, B03D 106

Patent

active

046407898

ABSTRACT:
Ammonium dialkylaminoalkyl (thiocarbonyldithio) alkanoates, alkali metal dialkylaminoalkyl (thiocarbonyldithio) alkanoates, their use as flotation agents, and a process for the production of these novel compositions are disclosed. N,N-dialkylaminoalkyl mercaptoalkanoate, its use as an intermediate in the production of the novel ammonium dialkylaminoalkyl (thiocarbonyldithio) alkanoates and alkali metal dialkylaminoalkyl (thiocarbonyldithio) alkanoates, and a process for the production of this novel composition are also disclosed.

REFERENCES:
patent: 2197964 (1940-04-01), Bishop
patent: 3660412 (1972-05-01), Haugwitz
patent: 4136020 (1979-01-01), Fischer
patent: 4410439 (1983-10-01), Crozier

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