CPC B01J 20/22 (2013.01) [B01J 20/12 (2013.01); C02F 1/288 (2013.01); C02F 1/281 (2013.01); C02F 1/285 (2013.01); C02F 2101/203 (2013.01); C02F 2209/06 (2013.01); C02F 2303/16 (2013.01)] | 7 Claims |
1. A method of removing heavy metals and/or salt from a solution, comprising
contacting the solution with 8-hydroxyquinoline modified halloysite nanoclay (8-HQHNC) under conditions suitable for the adsorption of the heavy metals and/or salt to the 8-HQHNC, wherein the 8-hydroxyquinoline comprises 0.5-2 wt % of the 8-HQHNC; and
recovering the 8-HQHNC from the solution, wherein the solution is desalination brine discharge.
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