Sorbent material for removing contaminants from water
AssigneePuraffinity Ltd.
InventorsTamara Boltersdorf, Liberty Jocasta Rockey
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Abstract
Provided is a composition for removal of a target substance from a fluid stream, the composition comprising a support material comprising cellulose; and a sorbent molecule that comprises a linear or branched polyamine having a molecular weight of less than 500. The polyamine is covalently linked to the support material, and the sorbent molecule further comprises a covalently linked hydrophobic group. Also provided are processes for removal of a target substance from a fluid stream comprising contacting the fluid stream with such composition, and methods of making such compositions.
Claims23
A composition for removal of a target substance from a fluid stream, the composition comprising:
- a support material comprising cellulose;
- and
- a sorbent molecule that comprises a linear or branched polyamine having a molecular weight of less than 500 Daltons;
- wherein the polyamine is covalently linked to the support material;
- and
- wherein the sorbent molecule further comprises a covalently linked hydrophobic group.
Dependencies are inferred from the claim text.