CPC C02F 1/265 (2013.01) [C02F 2101/10 (2013.01); C02F 2305/14 (2013.01)] | 11 Claims |
1. A process for separating a salt from a first aqueous solution, the process comprising the steps of:
(a) adding the salt containing first aqueous solution to a salt recovery solution comprising:
(i) at least one tertiary amine containing compound; and
(ii) at least one enolisable carbonyl; and
(b) allowing the salt to precipitate on passage through the salt recovery solution wherein wherein the salt containing first aqueous solution is sea water or a brine; and wherein the at least one tertiary amine is selected from selected from:
(i) 1-ethylpyrrolidine, 2-methylpyridine, N-methylpiperidine, and 4-ethylmorpholine; or
(ii) a —N(C1-C4 alkyl)3 or
(iii) —N(C2 alkyl)3 (triethylamine); or
(iv) is selected from:
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