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Adsorbent compositions

  • US 4,474,896 A
  • Filed: 03/31/1983
  • Issued: 10/02/1984
  • Est. Priority Date: 03/31/1983
  • Status: Expired due to Fees
First Claim
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1. Adsorbent compositions for use in the adsorption of elemental mercury consisting essentially of a support material selected from the class consisting of aluminosilicates, ion-exchange resins, alumina, silica and carbon;

  • a cation selected from the group consisting of antimony, arsenic, bismuth, cadmium, cobalt, copper, gold, indium, iron, lead, manganese, molybdenum, mercury, nickel, platinum, silver, tin, tungsten, titanium, vanadium, zinc, zirconium and mixtures thereof wherein the cation is present in an amount which is at least 20 percent of the total of the amount required to occupy the cation sites; and

    a polysulfide.

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