Hydrotropic composition and its uses
A hydrotropic composition including at least one surface active cationic component, which is selected from a group of cholinium, guadinium or tetramethylguadinium, preferably cholinium, and a straight or branched carboxylate anion having at least six carbon atoms and its uses, for treating of oil sands or the like, for treating tailings from separation of bitumen, asphaltenes or the like.
1. A hydrotropic composition comprising an ionic liquid which comprises:
(i) at least one surface active cationic component, which is selected from the group consisting of cholinium, guanidinium, and tetramethylguanidinium, and
(ii) a carboxylate anion which comprises neodecanoate.
2. The composition according to claim 1 , wherein the surface active cationic component originates from an organic salt which is in a molten state at temperatures below 100° C.
3. The composition according to claim 1 , wherein the neodecanoate anion is obtained through Reppe-Koch chemistry of add-catalysed hydrocarboxylation on octene isomers, derived from propene polymerisation.
4. The composition according to claim 1 , wherein the composition has a median effective concentration EC50 value >100 mg/l, measured using Vibrio fischeri bacteria.
5. The composition according to claim 1 , wherein the composition has a median effective concentration EC50 value) of 100-1000 mg/l.
6. The composition according to claim 1 , wherein the composition has an average critical micelle concentration CMC >100 mM.
7. The composition according to claim 1 wherein the composition has hydrotropic properties between 20/80 to 90/10% (w/v) ratio of composition to water.
8. The hydrotropic composition of claim 1 , wherein the surface active cationic component comprises cholinium.
9. The hydrotropic composition of claim 1 , wherein the surface active cationic component comprises guanidinium.
10. The hydrotropic composition of claim 1 , wherein the surface active cationic component comprises tetramethylguanidinium.
11. The hydrotropic composition of claim 1 , which is in the form of a gel.