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US 2022/0193608 A1Published application
Thermo-responsive solution, and method of use therefor
AssigneeAquafortus Technologies Limited
InventorDaryl Joseph BRIGGS
Life of this patent
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Abstract
The present invention relates to a thermo-responsive solution and in particular, a solution for use in an osmosis process that is suitable for separating or purifying solutes and or water from an aqueous solution on a large scale and under energy efficient conditions.
Claims13
1-35. (canceled)
A thermo-responsive osmotic solution having a lower critical solution temperature in a solvent, the thermo-responsive osmotic solution comprising:
- a) at least one tertiary amine containing compound selected from:
- and
- b) at least one enolisable carbonyl compound selected from acetone, acetophenone, methylethylketone (2-butanone), cyclohexanone, cyclopentanone, 2-propanone, 2-pentanone, 3-pentanone, 4-methyl-2-pentanone, 2-octanone and 3-methyl-2-butanone, or a combination thereof;
- wherein the at least one tertiary amine containing compound or the at least one enolisable carbonyl compound is immiscible with the solvent at or above 20 degrees Celsius and at 1 atmosphere;
- and
- wherein the solvent is water.
3 more elements
Dependencies are inferred from the claim text.