Patent application number | Description | Published |
20130175221 | ELECTRICALLY REGENERABLE WATER SOFTENING APPARATUSES AND METHODS OF OPERATING THE SAME - Electrically regenerable water softening apparatuses, and methods of operating the same, include a first electrode and a second electrode facing each other; a first electrolyte chamber, a first cation exchange membrane, an ion exchange chamber, a second cation exchange membrane, and a second electrolyte chamber which are interposed between the first electrode and the second electrode; an inflow water flow channel configured to introduce inflow water to the ion exchange chamber; a first treated water flow channel configured to discharge treated water softened in the ion exchange chamber; a second treated water flow channel connecting at least one chamber selected from the first electrolyte chamber and the second electrolyte chamber with an ion exchange chamber; and a current applier configured to apply current to the first electrode and the second electrode. The ion exchange chamber is filled with a cation exchanger. | 07-11-2013 |
20130178356 | ABSORBENT FOR HEAVY METAL AND FILTER DEVICE INCLUDING THE SAME - A heavy metal absorbent, and a filter device including the same, include heavy metal absorbing particles each having a surface with a —NO | 07-11-2013 |
20130202889 | METAL SUBOXIDE AND METHODS OF PREPARING SAME - A metal suboxide having a specific surface area of greater than or equal to about 1.5 m | 08-08-2013 |
20130264209 | ION EXCHANGER, METHOD OF MANUFACTURING THE SAME, AND ION EXCHANGE FILTER DEVICE AND ELECTRO-DEIONIZATION DEVICE INCLUDING THE SAME - An ion exchanger according to a non-limiting embodiment may include an open cell polymer support and a microporous polymer matrix charged within the open cell polymer support. The microporous polymer matrix includes an ion conductive polymer. The ion conductive polymer may be obtained by polymerizing monomers having at least one ion exchange functional group and at least one cross-linkable functional group with a cross-linking agent having at least two cross-linkable functional groups. | 10-10-2013 |
20140144779 | CAPACITIVE DEIONIZATION APPARATUS AND METHODS OF TREATING FLUID USING THE SAME - A capacitive deionization apparatus may include at least one pair of porous electrodes and a spacer structure disposed between the at least one pair of electrodes. The at least one pair of porous electrodes may include an electrode material having a surface area for the electrostatic adsorption of feed ions. The spacer structure may include an electrically-insulating material with an ion exchange group on the surface thereof. The spacer structure provides a path for flowing a fluid therethrough. | 05-29-2014 |
20140367262 | CAPACITIVE DEIONIZATION APPARATUS AND METHODS OF TREATING A FLUID USING THE SAME - The present disclosure relates to a spacer structure that is configured to be disposed between a pair of electrodes in a capacitive deionization apparatus so as to provide a space for flowing a fluid therethrough. The spacer structure includes a copolymer prepared by copolymerizing a mixture of a polyurethane backbone including a carboxyl group or a sulfonic acid group, an ion conductive monomer including a carboxyl group and a cation exchange group, and a second polymer including a functional group that reacts with the carboxyl group or sulfonic acid group and forms a cross-linking bond with the polyurethane backbone. | 12-18-2014 |
20150021185 | CAPACITIVE DEIONIZATION APPARATUS AND METHODS OF TREATING FLUID USING THE SAME - An electrode material may include a porous carbon material and an organic clay. An electrode for a capacitive deionization apparatus may include the electrode material. A method of removing ions from a fluid may include using the capacitive deionization apparatus. | 01-22-2015 |
20150105249 | METAL SUBOXIDE AND METHODS OF PREPARING SAME - A metal suboxide having a specific surface area of greater than or equal to about 1.5 m | 04-16-2015 |