Patent ID: 7368412

Claim:
A method of producing an adsorption medium, comprising: dissolving at least one metal compound in a solvent to form a metal solution, the at least one metal compound comprising at least one metal selected from the group consisting of iron, zirconium, lanthanum, cerium, titanium, copper, antimony, and molybdenum; dissolving polyacrylonitrile (PAN) into the metal solution to form a PAN-metal solution; and depositing the PAN-metal solution into a quenching bath to form an adsorption medium comprising PAN and at least one metal hydroxide, the at least one metal hydroxide selected from the group consisting of iron hydroxide, zirconium hydroxide, lanthanum hydroxide, cerium hydroxide, titanium hydroxide, copper hydroxide, antimony hydroxide, and molybdenum hydroxide.