Filter element and gas purification device comrpising a filter element
AssigneeKoninklijke Philips N.V.
InventorsSHUANG CHEN, WEIZHONG CHEN
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Abstract
A filter element (1) for use in a gas purification device (100) is disclosed. It comprises a substrate (10) and a filter layer (20) covering an exterior surface of the substrate (10). The substrate (10) comprises material for containing chemicals (30) effective to remove gas pollutants from a gas. The material of the filter layer (20) is hydrophilic to adsorb liquid solution adsorbents effective in removing gas pollutants from a gas, and the exterior surface of the substrate (10) covered by the filter layer (20) is hydrophobic.
Claims15
Filter element for use in a gas purification device, comprising a substrate and a filter layer covering an exterior surface of the substrate, wherein the substrate comprises material for containing chemicals effective to remove gas pollutants from a gas, wherein the material of the filter layer is hydrophilic to adsorb liquid solution adsorbents effective in removing gas pollutants from a gas, and wherein the exterior surface of the substrate covered by the filter layer is hydrophobic.
Dependencies are inferred from the claim text.