B01J47/018

DOPED ANION EXCHANGE MEMBRANES (AEMs) FOR HIGHLY SELECTIVE SEPARATORS IN ELECTROCHEMICAL DEVICES

Anion exchange membranes (AEMs) for separators in electrochemical devices and methods for making same are disclosed herein. AEMs include chloromethylated SEBS triblock copolymer functionalized with TRIS cations and chloromethylated QPEK-C functionalized with TMA cations. Composite AEMs further include metal oxide fillers. Reinforced AEMs and reinforced composite AEMs further include a reinforcement material base.

Filter and Metal Ion Removal Device

To provide a filter capable of efficiently removing metal ions in a treatment liquid, and capable of easily obtaining a solution having an extremely low metal ion content. A depth filter includes a porous molded article. The porous molded article is a sintered material of mixed powder or a swollen material of the sintered material. The mixed powder contains dried gel powder and thermoplastic resin powder. The dried gel powder contains an ion exchange resin including a sulfonic acid group, and a nitrogen-containing chelating resin.

Filter and Metal Ion Removal Device

To provide a filter capable of efficiently removing metal ions in a treatment liquid, and capable of easily obtaining a solution having an extremely low metal ion content. A depth filter includes a porous molded article. The porous molded article is a sintered material of mixed powder or a swollen material of the sintered material. The mixed powder contains dried gel powder and thermoplastic resin powder. The dried gel powder contains an ion exchange resin including a sulfonic acid group, and a nitrogen-containing chelating resin.

Polyiodide resin powder for use with medical devices
11071975 · 2021-07-27 · ·

Disclosed is a system and method of treatment which provides a direct response to the treatment of pneumonia as related to infections using a powder comprising a polyiodide resin with broad spectrum bactericidal, fungicidal and virucidal properties. When the powder is applied directly to the lungs of a mammal an immediate contact kill of protozoa, bacteria, fungi and viruses that cause respiratory tract infections affecting the lungs of a mammal takes place. Also disclosed is an application of the polyiodide resin powder for use with personal protective equipment (PPE) including but not limited to face masks, face shields, and respirators.

FILTER, METAL ION REMOVING METHOD, AND METAL ION REMOVING APPARATUS

A filter includes a porous molding, the porous molding being a sintered product of mixed powder containing dry gel powder including an ion exchange resin and thermoplastic resin powder, or a swelled body of the sintered product. When water having an electric resistivity value of 18 MΩ.Math.cm or more is allowed to pass through a space velocity of 1200 hr−1, the electric resistivity value of water after passage is 15 MΩ.Math.cm or more. To provide a filter that can efficiently remove metal ions in a solution to be treated, and easily acquire a solution having an extremely low content of metal ions.

FILTER, METAL ION REMOVING METHOD, AND METAL ION REMOVING APPARATUS

A filter includes a porous molding, the porous molding being a sintered product of mixed powder containing dry gel powder including an ion exchange resin and thermoplastic resin powder, or a swelled body of the sintered product. When water having an electric resistivity value of 18 MΩ.Math.cm or more is allowed to pass through a space velocity of 1200 hr−1, the electric resistivity value of water after passage is 15 MΩ.Math.cm or more. To provide a filter that can efficiently remove metal ions in a solution to be treated, and easily acquire a solution having an extremely low content of metal ions.

MIXTURES FOR THE ADSORPTION OF ACIDIC GASES

The invention relates to mixtures containing basic anion exchangers and flow regulators, the use thereof for the adsorption of acidic gases and of carbon dioxide in particular, a process for continuous gas adsorption, and heat exchangers that contain the mixtures containing basic anion exchangers and flow regulators.

MIXTURES FOR THE ADSORPTION OF ACIDIC GASES

The invention relates to mixtures containing basic anion exchangers and flow regulators, the use thereof for the adsorption of acidic gases and of carbon dioxide in particular, a process for continuous gas adsorption, and heat exchangers that contain the mixtures containing basic anion exchangers and flow regulators.

Composite materials containing organic polymer-encapsulated metal organic frameworks

Metal organic resins, composite materials composed of the metal organic resins, and anion exchange columns packed with the composite materials are provided. Also provided are methods of using the composite materials to remove metal anions from a sample, methods of using the metal organic resins as fluorescence sensors for detecting metal anions in a sample, and methods of making the metal organic resins and the composite materials. The metal organic resins are amine-functionalized metal organic frameworks and their associated counter anions. The composite materials are composed of metal organic resin particles coated with organic polymers, such as alginic acid polymers.

METHOD FOR THE PREPARATION OF CONTROLLED POROSITY SUPPORTS FOR CHROMATOGRAPHIC SEPARATION
20210121866 · 2021-04-29 ·

Disclosed herein are extraction chromatographic supports comprising a porous support, an inert filler, and metal ion binding extractant that may be used for chromatographic separation of metal ions. Also disclosed herein are methods for preparing and using the extraction chromatographic supports.