B01J20/28076

FILTER MEDIA FOR THE REMOVAL OF PARTICLES, IONS, AND BIOLOGICAL MATERIALS, AND DECOLORIZATION IN A SUGAR PURIFICATION PROCESS, AND USE THEREOF
20190376154 · 2019-12-12 ·

A filter media for implementation in a sugar purification process that allows for a significant increase in sorbent material while maintaining, and enhancing the decolorization and. hydraulic properties. The filter media incorporates sorbent material, fiber having specific properties that allows for small particle sorbent material without jeopardizing the hydraulic properties of the media, and an electrolyte. The sorbent material is an inorganic, an adsorption, or ion exchange media, or a metal-organic framework. The implementation of this filter media in a sugar purification process eliminates the need for a clarification step during refining while providing for enhanced decolorization and hydraulic properties for fluid flow.

Sorbent and devices for capturing, stabilizing, and recovering volatile and semi-volatile compounds

The present invention provides an improved sorbent and corresponding device(s) and uses thereof for the capture and stabilization of volatile organic compounds (VOC) or semi-volatile organic compounds (SVOC) from a gaseous atmosphere. The sorbent is capable of rapid and high uptake of one or more compounds and provides quantitative release (recovery) of the compound(s) when exposed to elevated temperature and/or organic solvent. Uses of particular improved grades of mesoporous silica are disclosed.

SILICON-BASED SOLID AMINE SORBENT FOR CO2 AND MAKING METHOD THEREOF
20240123423 · 2024-04-18 ·

A silicon-based solid amine sorbent for CO.sub.2 and the making method thereof including: providing a silicon source liquid which is a silicate solution or a liquid organosilicate, wherein the silicate solution comprises water and a first silicate dissolved in the water; mixing the silicon source liquid with a precipitant to perform a precipitation reaction to obtain a product liquid containing a precipitate, wherein the precipitate is a second silicate or silicic acid; filtering out the precipitate and washing the precipitate with water; mixing the precipitate filtrated out but not dried yet with an organic alcohol and then performing an azeotropic distillation to obtain a dehydrated precipitate; calcining the dehydrated precipitate to obtain a silicon-based support, wherein the silicon-based support is a powder of the second silicate powder or a silica powder; and impregnating the silicon-based support with an organic amine solution and then drying to obtain the silicon-based amine-containing solid sorbent for CO.sub.2.

HYBRID MATERIAL FOR CHROMATOGRAPHIC SEPARATIONS COMPRISING A SUPERFICIALLY POROUS CORE AND A SURROUNDING MATERIAL

The present invention provides novel chromatographic materials, e.g., for chromatographic separations, processes for their preparation and separations devices containing the chromatographic materials. The preparation of the inorganic/organic hybrid materials of the invention wherein a surrounding material is condensed on a superficially porous hybrid core material will allow for families of different hybrid packing materials to be prepared from a single core hybrid material. Differences in hydrophobicity, ion-exchange capacity, chemical stability, surface charge or silanol activity of the surrounding material may be used for unique chromatographic separations of small molecules, carbohydrates, antibodies, whole proteins, peptides, and/or DNA.

CERIUM OXIDE PARTICLES AND METHOD FOR PRODUCTION THEREOF
20190330073 · 2019-10-31 ·

The present invention relates to cerium oxide particles that have excellent heat resistance especially useful for catalysts, functional ceramics, solid electrolyte for fuel cells, polishing, ultraviolet absorbers and the like, and particularly suitable for use as a catalyst or co-catalyst material, for instance in catalysis for purifying vehicle exhaust gas. The present invention also relates to a method for preparing such cerium oxide particles, and a catalyst, such as for purifying exhaust gas, utilizing these cerium oxide particles.

Heavy metal capture mass with improved performances
10456770 · 2019-10-29 · ·

A capture mass for heavy metals, in particular mercury, contained in a gaseous or liquid feed, said mass comprising: copper which is present at least in part in the sulphide form, Cu.sub.xS.sub.y; a porous support based on alumina;
characterized in that said porous support has a total pore volume (TPV) in the range 0.8 to 1.5 cm.sup.3/g, a mesopore volume (V.sub.6nm-100nm) in the range 0.5 to 1.3 cm.sup.3/g, and a macropore volume (V.sub.100nm) in the range 0.33 to 0.45 cm.sup.3/g,
it being understood that the ratio between the mesopore volume and the macropore volume (V.sub.6nm-100nm/V.sub.100nm) is in the range 1 to 5.

Molding for a hydrophobic zeolitic material and process for its production

The present invention relates to A process for the production of a molding, comprising (I) providing a zeolitic material; (II) mixing the zeolitic material provided in step (I) with one or more binders; (III) kneading of the mixture obtained in step (II); (IV) molding of the kneaded mixture obtained in step (III) to obtain one or more moldings; (V) drying of the one or more moldings obtained in step (IV); and (VI) calcining of the dried molding obtained in step (V); wherein the zeolitic material provided in step (I) displays a water adsorption ranging from 1 to 15 wt.-% when exposed to a relative humidity of 85%, as well as to a molding obtainable or obtained according to the inventive process in addition to a molding per se and to their respective use.

Polymeric sorbent for removal of impurities from whole blood and blood products

The invention concerns methods of treating stored blood and blood products maximizing shelf life and/or minimizing transfusion related complications such as non hemolytic transfusion reactions such as fever, transfusion-related acute lung injury (TRALI), transfusion associated dyspnea (TAD), and allergic reactions by removing undesirable molecules in the blood and blood products milieu through use of a sorbent.

APPARATUS FOR REMOVING CHEMOTHERAPY COMPOUNDS FROM BLOOD

A filter apparatus for removing small molecule chemotherapy agents from blood is provided. The filter apparatus comprises a housing with an extraction media comprised of polymer coated carbon cores. Also provided are methods of treating a subject with cancer of an organ or region comprising administering a chemotherapeutic agent to the organ or region, collecting blood laded with chemotherapeutic agent from the isolated organ, filtering the blood laden with chemotherapeutic agent to reduce the chemotherapeutic agent in the blood and returning the blood to the subject.

Synthesis of ordered microporous activated carbons by chemical vapor deposition

Embodiments provide a methane microporous carbon adsorbent including a thermally-treated CVD carbon having a shape in the form of a negative replica of a crystalline zeolite has a BET specific surface area, a micropore volume, a micropore to mesopore volume ratio, a stored methane value and a methane delivered value and a sequential carbon synthesis method for forming the methane microporous carbon adsorbent. Introducing an organic precursor gas for a chemical vapor deposition (CVD) period to a crystalline zeolite that is maintained at a CVD temperature forms the carbon-zeolite composite. Introducing a non-reactive gas for a thermal treatment period to the carbon-zeolite composite maintained at a thermal treatment temperature forms the thermally-treated carbon-zeolite composite. Introducing an aqueous strong mineral acid mixture to the thermally-treated carbon-zeolite composite forms the methane microporous carbon adsorbent. The crystalline zeolite includes tri-ethanolamine (TEA) and has a shape that is orthogonal with a mid-edge length in a range of 8 m to 20 m.