Methods, systems and devices for PFAS destruction including adding a sulfite salt to an aqueous solution containing PFAS and then irradiating the aqueous solution with light at 222 nm. The method may include adding a base to the aqueous solution in an amount sufficient to raise a pH of the aqueous solution including PFAS to about 10 or more. It may also include adding a halide salt such as a bromide salt or an iodine salt, and further adding a carbonate. Greater than 90%, or greater than 99%, of the PFAS in the solution may be destroyed by irradiating the aqueous solution in this way.
C02F 9/00 - Multistage treatment of water, waste water or sewage
B01J 41/00 - Anion exchangeUse of material as anion exchangersTreatment of material for improving the anion exchange properties
C02F 1/02 - Treatment of water, waste water, or sewage by heating
C02F 1/32 - Treatment of water, waste water, or sewage by irradiation with ultraviolet light
C02F 1/42 - Treatment of water, waste water, or sewage by ion-exchange
C02F 1/44 - Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
C02F 1/461 - Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
C02F 1/467 - Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection
C02F 1/469 - Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
C02F 1/66 - Treatment of water, waste water, or sewage by neutralisationTreatment of water, waste water, or sewage pH adjustment
C02F 1/70 - Treatment of water, waste water, or sewage by reduction
C02F 1/72 - Treatment of water, waste water, or sewage by oxidation
C02F 1/78 - Treatment of water, waste water, or sewage by oxidation with ozone
C02F 5/06 - Softening water by precipitation of the hardness using calcium compounds
C02F 101/12 - Halogens or halogen-containing compounds
Methods, systems and devices for removing iodide from an aqueous solution including submerging an iodophilic electrode in an aqueous solution containing iodide, applying a current to the electrode, and electrochemically oxidizing the iodide to iodine within the electrode. The electrode may include an iodophilic material and an electrically conductive material. It may also include a binder. The iodophilic material may be a starch, chitosan, carboxycellulose, cationic polymer, or an anion exchange membrane material, for example. After oxidizing the iodide to iodine within the electrode, the electrode may be submerged in a second solution and a current may be applied to reduce the iodine and release it from the electrode in the form of iodide into the second solution.
C02F 1/469 - Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
B01J 41/00 - Anion exchangeUse of material as anion exchangersTreatment of material for improving the anion exchange properties
C02F 1/461 - Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
C02F 101/12 - Halogens or halogen-containing compounds
3.
METHODS AND SYSTEMS OF PHOTOSENSITIZER RECOVERY FOR IMPROVED PFAS DESTRUCTION
Methods and systems of PFAS destruction including recovery and recycling of reactants. The method may include combining water including PFAS with fresh reactants including photosensitizer, sulfite salt and base to form an initial treatment solution having a pH of about 10 or more, irradiating the initial treatment solution with UV light in a photoreactor to destroy a portion of the PFAS and form treatment effluent, passing the treatment effluent through an ion selective membrane, combining the reject solution with water including PFAS to form a subsequent treatment solution, irradiating the subsequent treatment solution with UV light in the photoreactor to destroy a portion of the PFAS and form a treatment effluent, and repeating the process to recycle the recovered reactants one or more additional times. After the recovered reactants are recycled multiple times, they may be purged.
Methods and systems of PFAS destruction in water containing nitrate. The methods and systems include filtering water containing PFAS and nitrate through a membrane selective for PFAS to obtain a membrane reject containing PFAS and nitrate and a filtrate containing nitrate, forming a treatment solution using the membrane reject including diluting the membrane reject and combining the membrane reject with a photosensitizer, a sulfite salt, and a sufficient amount of base such that the treatment solution has a pH of about 10 or more, and irradiating the treatment solution with UV light in a photoreactor to destroy a portion of the PFAS. Before dilution, a concentration of PFAS in the membrane reject may be between about 3 times and about 20 times greater than before the filtering step. Dilution of the membrane reject may include between about a 3 and about a 20 times dilution.
B01D 69/02 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or propertiesManufacturing processes specially adapted therefor characterised by their properties
C02F 1/44 - Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
C02F 1/70 - Treatment of water, waste water, or sewage by reduction
UV protective fabrics and methods of making UV protective fabrics having ferulic acid and/or ferulic acid derivatives such as ethyl ferulate, including soaking the fabric in an aqueous solution of ferulic acid and/or a ferulic acid derivative, removing the fabric from the aqueous solution, and drying the soaked fabric. The aqueous solution may optionally include one or more surfactants. The ferulic acid and/or ferulic acid derivatives may provide UVA protection such as a UVA transmission of less than 5% and improved UPF such as a UPF of 50 or more, including fabrics which may have a dye, without changing the color of the fabric.
UV protective fabrics and methods of making UV protective fabrics having ferulic acid and/or ferulic acid derivatives such as ethyl ferulate, including soaking the fabric in an aqueous solution of ferulic acid and/or a ferulic acid derivative, removing the fabric from the aqueous solution, and drying the soaked fabric. The aqueous solution may optionally include one or more surfactants. The ferulic acid and/or ferulic acid derivatives may provide UVA protection such as a UVA transmission of less than 5% and improved UPF such as a UPF of 50 or more, including fabrics which may have a dye, without changing the color of the fabric.
Methods, systems and devices for PFAS destruction including removing nitrate from water containing PFAS, combining the water with a sensitizer and a sufficient quantity of base to create a treatment solution having a pH of about 10 or more, and irradiating the treatment solution with UV light in a photoreactor to destroy a portion of the PFAS. The nitrate may be removed electrolytically such as by electrolytically reducing nitrate to nitrogen gas and/or ammonia. The nitrate may be removed by filtration through a selective membrane, such as by reverse osmosis, forward osmosis, nanofiltration, and/or ultrafiltration. The system may include electrolytic cell system including a first cell with a cathode contacting the water containing PFAS in the first cell, a second cell including an anode in an electrolytic solution, a power source, and a salt brine and/or membrane separating the first and second cells.
Methods, systems and devices for removing iodide from an aqueous solution including submerging an iodophilic electrode in an aqueous solution containing iodide, applying a current to the electrode, and electrochemically oxidizing the iodide to iodine within the electrode. The electrode may include an iodophilic material and an electrically conductive material. It may also include a binder. The iodophilic material may be a starch, chitosan, carboxycellulose, cationic polymer, or an anion exchange membrane material, for example. After oxidizing the iodide to iodine within the electrode, the electrode may be submerged in a second solution and a current may be applied to reduce the iodine and release it from the electrode in the form of iodide into the second solution.
Methods, systems and devices for PFAS destruction including adding a sulfite salt to an aqueous solution containing PFAS and then irradiating the aqueous solution with light at 222 nm. The method may include adding a base to the aqueous solution in an amount sufficient to raise a pH of the aqueous solution including PFAS to about 10 or more. It may also include adding a halide salt such as a bromide salt or an iodine salt, and further adding a carbonate. Greater than 90%, or greater than 99%, of the PFAS in the solution may be destroyed by irradiating the aqueous solution in this way.
Methods, systems and devices for PFAS destruction including oxidatively pretreating an aqueous foam fractionate solution including PFAS to form a pretreated solution by mixing the aqueous foam fractionate solution with a persulfate and an acid or a base to increase or decrease the pH and oxidizing the aqueous foam fractionate solution and then subjecting the pretreated solution to UV photolysis, such as by directing UV light onto the pretreated aqueous foam fractionate solution at 222nm, 254nm and/or 185 nm. Oxidizing the foam fraction may include subjecting the aqueous foam fractionate solution to an increased temperature and pressure for a period of time sufficient for thermal oxidation or subjecting the aqueous foam fractionate solution to ozone oxidation.
Methods, systems and devices for photo-electrolyitic PFAS destruction including a photoreactor vessel configured to receive an aqueous solution including PFAS, a UV light source configured to direct UV light onto the aqueous solution in the photoreactor vessel, a cathode within the photoreactor vessel configured to contact the aqueous solution, an anode in an electrolyte solution, an electrical power supply configured to provide a voltage difference between the anode and cathode, and a membrane or ionic bridge between the anode and cathode. The cathode may be a mesh and may have a high surface area construction with an electrochemically active surface area that is greater than the geometric surface area.
Methods, systems, and devices for PFAS destruction including providing water containing PFAS to a reactor vessel, irradiating the water with UV light under conditions to destroy at least a portion of the PFAS, passing the treated water through a selective membrane to form permeate and membrane reject comprising PFAS, providing the membrane reject back to the reactor vessel, providing additional water containing PFAS to the reactor vessel within the reactor vessel or before being provided to the reactor vessel, and irradiating the membrane reject and the additional water containing PFAS within the reactor vessel with UV light. The steps may be repeated a plurality of times such that PFAS that is not destroyed is recycled through the reactor vessel. Sensitizers may be added and may also be recycled in the membrane reject with the PFAS.
Methods, systems and devices for PFAS destruction including adding a sulfite salt to an aqueous solution containing PFAS and then irradiating the aqueous solution with light at 222 nm. The method may include adding a base to the aqueous solution in an amount sufficient to raise a pH of the aqueous solution including PFAS to about 10 or more. It may also include adding a halide salt such as a bromide salt or an iodine salt, and further adding a carbonate. Greater than 90%, or greater than 99%, of the PFAS in the solution may be destroyed by irradiating the aqueous solution in this way.
C02F 9/00 - Multistage treatment of water, waste water or sewage
B01J 41/00 - Anion exchangeUse of material as anion exchangersTreatment of material for improving the anion exchange properties
C02F 1/32 - Treatment of water, waste water, or sewage by irradiation with ultraviolet light
C02F 1/42 - Treatment of water, waste water, or sewage by ion-exchange
C02F 1/44 - Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
C02F 1/461 - Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
C02F 1/469 - Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
C02F 1/72 - Treatment of water, waste water, or sewage by oxidation
C02F 5/06 - Softening water by precipitation of the hardness using calcium compounds
C02F 1/02 - Treatment of water, waste water, or sewage by heating
C02F 1/467 - Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection
C02F 1/66 - Treatment of water, waste water, or sewage by neutralisationTreatment of water, waste water, or sewage pH adjustment
C02F 1/70 - Treatment of water, waste water, or sewage by reduction
C02F 1/78 - Treatment of water, waste water, or sewage by oxidation with ozone
C02F 101/12 - Halogens or halogen-containing compounds
Methods, systems and devices for photo-electrolyitic PFAS destruction including a photoreactor vessel configured to receive an aqueous solution including PFAS, a UV light source configured to direct UV light onto the aqueous solution in the photoreactor vessel, a cathode within the photoreactor vessel configured to contact the aqueous solution, an anode in an electrolyte solution, an electrical power supply configured to provide a voltage difference between the anode and cathode, and a membrane or ionic bridge between the anode and cathode. The cathode may be a mesh and may have a high surface area construction with an electrochemically active surface area that is greater than the geometric surface area.
Methods, systems, and devices for PFAS destruction including providing water containing PFAS to a reactor vessel, irradiating the water with UV light under conditions to destroy at least a portion of the PFAS, passing the treated water through a selective membrane to form permeate and membrane reject comprising PFAS, providing the membrane reject back to the reactor vessel, providing additional water containing PFAS to the reactor vessel within the reactor vessel or before being provided to the reactor vessel, and irradiating the membrane reject and the additional water containing PFAS within the reactor vessel with UV light. The steps may be repeated a plurality of times such that PFAS that is not destroyed is recycled through the reactor vessel. Sensitizers may be added and may also be recycled in the membrane reject with the PFAS.
Methods, systems and devices for PFAS destruction including oxidatively pretreating an aqueous foam fractionate solution including PFAS to form a pretreated solution by mixing the aqueous foam fractionate solution with a persulfate and an acid or a base to increase or decrease the pH and oxidizing the aqueous foam fractionate solution and then subjecting the pretreated solution to UV photolysis, such as by directing UV light onto the pretreated aqueous foam fractionate solution at 222 nm, 254 nm and/or 185 nm. Oxidizing the foam fraction may include subjecting the aqueous foam fractionate solution to an increased temperature and pressure for a period of time sufficient for thermal oxidation or subjecting the aqueous foam fractionate solution to ozone oxidation.
Methods, systems and devices for PFAS destruction including removing nitrate from water containing PFAS, combining the water with a sensitizer and a sufficient quantity of base to create a treatment solution having a pH of about 10 or more, and irradiating the treatment solution with UV light in a photoreactor to destroy a portion of the PFAS. The nitrate may be removed electrolytically such as by electrolytically reducing nitrate to nitrogen gas and/or ammonia. The nitrate may be removed by filtration through a selective membrane, such as by reverse osmosis, forward osmosis, nanofiltration, and/or ultrafiltration. The system may include electrolytic cell system including a first cell with a cathode contacting the water containing PFAS in the first cell, a second cell including an anode in an electrolytic solution, a power source, and a salt brine and/or membrane separating the first and second cells.
Methods, systems and devices for removing iodide from an aqueous solution including submerging an iodophilic electrode in an aqueous solution containing iodide, applying a current to the electrode, and electrochemically oxidizing the iodide to iodine within the electrode. The electrode may include an iodophilic material and an electrically conductive material. It may also include a binder. The iodophilic material may be a starch, chitosan, carboxycellulose, cationic polymer, or an anion exchange membrane material, for example. After oxidizing the iodide to iodine within the electrode, the electrode may be submerged in a second solution and a current may be applied to reduce the iodine and release it from the electrode in the form of iodide into the second solution.
C02F 1/46 - Treatment of water, waste water, or sewage by electrochemical methods
B01J 41/00 - Anion exchangeUse of material as anion exchangersTreatment of material for improving the anion exchange properties
C02F 1/461 - Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
C02F 1/469 - Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
C02F 101/12 - Halogens or halogen-containing compounds
19.
SORBENTS AND METHODS FOR THE CAPTURE AND DEFLUORINATION OF PER AND POLY FLUOROALKYL SUBSTANCES (PFAS)
Methods, systems and apparatuses for the capture, desorption and/or destruction of pollutants such as PFAS. The systems include porous polymer materials such as foams like polyurethane and may include nanoparticles and/or active chemical groups. The porous polymer may be activated to improve capture. Captured pollutants may be desorbed using solvents and mechanical methods, and the pollutants may then be concentrated and destroyed through the application of energy such as through acoustic energy, ultrasound, and/or light such as UV or visible light.
B01J 20/28 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof characterised by their form or physical properties
01 - Chemical and biological materials for industrial, scientific and agricultural use
Goods & Services
(Based on Use in Commerce) Chemical additives for use as binding agents in fabrics and textiles; Chemical additives for use in the treatment of polymeric materials to impart ultraviolet (UV) light resistance; Chemical additives for use in the treatment of polymeric materials to impart antiviral, antibacterial, antifungal, and antimicrobial properties; Chemical additives for use in the treatment of polymeric materials to impart odor-absorbing and moisture-wicking properties; Chemical agents for impregnating, binding or coating of textiles, furs and leather, non-wovens and fabrics; Chemical preparations to be applied to textiles, plastics and coatings for absorbing ultraviolet light; Chemical preparations to be applied to textiles, plastics and coatings to prevent damage from ultraviolet light; Chemical preparations to be applied to textiles, plastics and coatings to prevent the penetration of ultraviolet light; Chemicals for use in the manufacture of polymeric materials, synthetic fibers, natural fibers, synthetic textiles, and natural textiles; Chemicals used in the manufacture of fabric or textiles; Textile-impregnating chemicals; (Based on Intent to Use) Ceramic particles for use as a filtering media in the water treatment industry; Chemical additives for use in the treatment of polymeric materials to impart color fastness and reduction or elimination of fading; Chemicals for the treatment of water and wastewater; Chemicals for use in water treatment; Chemicals in the nature of sorbents
21.
METHOD AND APPARATUS FOR THE DESTRUCTION AND DEFLUORINATION OF PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS), FLUOROTELOMERS AND OTHER PERSISITENT ORGANIC POLLUTANTS
The present disclosure generally relates to processes for destruction of persistent and recalcitrant organic pollutants, including PFAS using a combination of oxidative and reductive destruction. The present disclosure also includes treatment systems that apply a UV oxidative process followed by a UV reduction process to the product of the UV oxidation process.
C02F 1/72 - Treatment of water, waste water, or sewage by oxidation
C02F 1/70 - Treatment of water, waste water, or sewage by reduction
C02F 1/66 - Treatment of water, waste water, or sewage by neutralisationTreatment of water, waste water, or sewage pH adjustment
22.
METHOD AND APPARATUS FOR THE DESTRUCTION AND DEFLUORINATION OF PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS), FLUOROTELOMERS AND OTHER PERSISITENT ORGANIC POLLUTANTS
A process for destroying PFAS, comprising irradiating a solution containing one or more PFAS with UV radiation, the solution containing further one or more photosensitizers (preferably sodium or potassium iodide), one or more bases bringing the pH of the solution to more than 13, and a sulfite ion. Described are also processes for destruction of persistent and recalcitrant organic pollutants, including PFAS using a combination of oxidative and reductive destruction. Described are also treatment systems that apply a UV oxidative process followed by a UV reduction process to the product of the UV oxidation process.
Ultraviolet protective textiles and methods of making ultraviolet protective textiles including a sheet substrate comprising a synthetic, semi-synthetic or natural textile or blend thereof, a UV absorbing chemical present on the substrate, and a capping agent bound to the UV absorbing chemical. The UV absorbing chemical may be an organic acid, protein, flavonoid, or a polyphenolic compound, for example, such as tannic acid. The capping agent may be an alkylbenzene based surfactant, phenylethanoid, monophenol, or protein, for example, such as whey or casein.
Ultraviolet protective textiles and methods of making ultraviolet protective textiles including a sheet substrate comprising a synthetic, semi-synthetic or natural textile or blend thereof, a UV absorbing chemical present on the substrate, and a capping agent bound to the UV absorbing chemical. The UV absorbing chemical may be an organic acid, protein, flavonoid, or a polyphenolic compound, for example, such as tannic acid. The capping agent may be an alkylbenzene based surfactant, phenylethanoid, monophenol, or protein, for example, such as whey or casein.
D06M 13/152 - Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials with non-macromolecular organic compoundsSuch treatment combined with mechanical treatment with compounds containing oxygen having a hydroxy group bound to a carbon atom of a six-membered aromatic ring
D06M 13/203 - Unsaturated carboxylic acidsAnhydrides, halides or salts thereof
01 - Chemical and biological materials for industrial, scientific and agricultural use
05 - Pharmaceutical, veterinary and sanitary products
40 - Treatment of materials; recycling, air and water treatment,
10 - Medical apparatus and instruments
11 - Environmental control apparatus
24 - Textiles and textile goods
42 - Scientific, technological and industrial services, research and design
Goods & Services
Chemical agents for impregnating, binding or coating of textiles, furs and leather, non-wovens and fabrics; Chemical agents for impregnating, binding, or coating of polymeric substances; Chemicals for use in water treatment; Chemicals for use in water treatment for pollutant removal and destruction Sponges impregnated with chemical sorbents for adsorbing contaminants and pollutants; Sponges impregnated with chemical sorbents for inhibiting the growth of mold, mildew, bacteria, viruses, and fungus on various surfaces; Antimicrobial coatings to treat the growth of mold, mildew, bacteria and fungus on various surfaces; Antimicrobial preparations for inhibiting the growth of mold, mildew, bacteria, viruses, and fungus on various surfaces; Antimicrobial preparations for preventing the growth of mold, mildew, bacteria, viruses and fungus on various surfaces; Wound dressings Consultation services in the field of chemical treatment of textile; Consulting services in the field of water treatment Personal protective equipment (PPE), namely, masks for use by medical personnel; Personal protective equipment (PPE), namely, face shields for use in the medical and dental fields; Medical gowns; Medical caps; Medical gloves; Medical scrub suits; Medical sterile sheets; Medical masks; Disposable surgical masks; Reusable surgical masks; Sanitary masks for medical purposes; Aerosol masks for medical use; Respiratory masks for medical purposes; Masks for use by medical personnel; Sanitary masks for medical wellness purposes; Sanitary masks for germ isolation purposes; Sanitary masks for virus isolation purposes; Face masks for use by health care providers; Face masks for use by dental care providers; Sanitary masks for protection against viral infection; Reusable sanitary masks for protection against viral infection Filter media, namely, granules, ceramics, polyurethane foam, fibers, pellets, and powders impregnated with chemical sorbents for adsorbing contaminants and pollutants from water; Filter media impregnated with chemical sorbents for adsorbing contaminants and pollutants from water; Filter media impregnated with chemical sorbents, namely, air filters for industrial use; Filter media impregnated with chemical sorbents, namely, fibrous filtering media for general industrial use in the purification of air and water; Filter media impregnated with chemical sorbents, namely, industrial scrubbers for removing particulate matter from the air and water during industrial processing Fabrics for textiles, namely, UV resistant textiles, anti-microbial textiles, fire resistant textiles, and conductive textiles; plastics integrated in textile for use in clothing, medical wear, masks, upholsteries, architectural materials, filtration media and towels; Textile fabrics for the manufacture of clothing, upholsteries, architectural materials, and filtration media Consulting services in the field of analytical chemistry; Consulting services in the field of water testing
01 - Chemical and biological materials for industrial, scientific and agricultural use
Goods & Services
Textile-impregnating chemicals; Chemicals for use in the manufacture of polymeric materials, synthetic fibers, natural fibers, synthetic textiles, and natural textiles; Chemical preparations to be applied to polymeric materials to prevent the penetration of ultraviolet light; Chemical additives for use in the treatment of polymeric materials to impart ultraviolet (UV) light resistance
01 - Chemical and biological materials for industrial, scientific and agricultural use
40 - Treatment of materials; recycling, air and water treatment,
Goods & Services
Textile-impregnating chemicals; Chemicals for use in the manufacture of polymeric materials, synthetic fibers, natural fibers, synthetic textiles, and natural textiles; Chemical additives for use in the treatment of polymeric materials to impart antiviral, antibacterial, antifungal, and antimicrobial properties Chemical treatment of polymeric materials; Chemical treatment in the nature of imparting antiviral, antibacterial, antifungal, and antimicrobial properties to polymeric materials
01 - Chemical and biological materials for industrial, scientific and agricultural use
40 - Treatment of materials; recycling, air and water treatment,
Goods & Services
Textile-impregnating chemicals; Chemicals for use in the manufacture of polymeric materials, synthetic fibers, natural fibers, synthetic textiles, and natural textiles; Chemical additives for use in the treatment of polymeric materials to impart odor-absorbing and moisture-wicking properties Chemical treatment of polymeric materials; Chemical treatments in the nature of imparting odor-absorbing and moisture-wicking properties to polymeric materials
05 - Pharmaceutical, veterinary and sanitary products
40 - Treatment of materials; recycling, air and water treatment,
10 - Medical apparatus and instruments
24 - Textiles and textile goods
42 - Scientific, technological and industrial services, research and design
Goods & Services
Antimicrobial coatings to treat the growth of mold, mildew, bacteria and fungus on various surfaces; Antimicrobial preparations for inhibiting the growth of mold, mildew, bacteria, viruses, and fungus on various surfaces; Antimicrobial preparations for preventing the growth of mold, mildew, bacteria, viruses and fungus on various surfaces Consultation services in the field of chemical treatment of textile Personal protective equipment (PPE), namely, masks for use by medical personnel; Personal protective equipment (PPE), namely, face shields for use in the medical and dental fields; Medical gowns; Medical caps; Medical gloves; Medical scrub suits; Medical sterile sheets; Medical masks; Disposable surgical masks; Reusable surgical masks; Sanitary masks for medical purposes; Aerosol masks for medical use; Respiratory masks for medical purposes; Masks for use by medical personnel; Sanitary masks for medical wellness purposes; Sanitary masks for germ isolation purposes; Sanitary masks for virus isolation purposes; Face masks for use by health care providers; Face masks for use by dental care providers; Sanitary masks for protection against viral infection; Reusable sanitary masks for protection against viral infection Fabrics for textiles, namely, UV resistant textiles, anti-microbial textiles, fire resistant textiles, and conductive textiles; plastics integrated in textile for use in clothing, medical wear, masks, upholsteries, architectural materials, filtration media and towels; Textile fabrics for the manufacture of clothing, upholsteries, architectural materials, and filtration media Consulting services in the field of analytical chemistry
01 - Chemical and biological materials for industrial, scientific and agricultural use
05 - Pharmaceutical, veterinary and sanitary products
40 - Treatment of materials; recycling, air and water treatment,
11 - Environmental control apparatus
42 - Scientific, technological and industrial services, research and design
Goods & Services
Chemicals for use in water treatment; Chemicals for use in water treatment for pollutant removal and destruction Sponges impregnated with chemical sorbents for adsorbing contaminants and pollutants; Sponges impregnated with chemical sorbents for inhibiting the growth of mold, mildew, bacteria, viruses, and fungus on various surfaces; Antimicrobial preparations for inhibiting the growth of mold, mildew, bacteria, viruses, and fungus on various surfaces Consultation services in the field of chemical treatment of textile; Consulting services in the field of water treatment Filter media, namely, granules, ceramics, polyurethane foam, fibers, pellets, and powders impregnated with chemical sorbents for adsorbing contaminants and pollutants from water; Filter media impregnated with chemical sorbents for adsorbing contaminants and pollutants from water; Filter media impregnated with chemical sorbents, namely, air filters for industrial use; Filter media impregnated with chemical sorbents, namely, fibrous filtering media for general industrial use in the purification of air and water; Filter media impregnated with chemical sorbents, namely, industrial scrubbers for removing particulate matter from the air and water during industrial processing Consulting services in the field of water testing
01 - Chemical and biological materials for industrial, scientific and agricultural use
05 - Pharmaceutical, veterinary and sanitary products
40 - Treatment of materials; recycling, air and water treatment,
10 - Medical apparatus and instruments
24 - Textiles and textile goods
42 - Scientific, technological and industrial services, research and design
Goods & Services
Chemical agents for impregnating, binding or coating of textiles, non-wovens and fabrics; Chemical agents for impregnating, binding, or coating of polymeric substances; Chemicals for use in water treatment; Chemicals for use in water treatment for pollutant removal and destruction Sponges impregnated with chemical sorbents for adsorbing contaminants and pollutants; Sponges impregnated with chemical sorbents for inhibiting the growth of mold, mildew, bacteria, viruses, and fungus on various surfaces; Antimicrobial coatings to treat the growth of mold, mildew, bacteria and fungus on various surfaces; Antimicrobial preparations for inhibiting the growth of mold, mildew, bacteria, viruses, and fungus on various surfaces; Antimicrobial preparations for preventing the growth of mold, mildew, bacteria, viruses and fungus on various surfaces; Wound dressings Consultation services in the field of chemical treatment of textile; Consulting services in the field of water treatment Personal protective equipment (PPE), namely, masks for use by medical personnel; Personal protective equipment (PPE), namely, face shields for use in the medical and dental fields; Medical gowns; Medical caps; Medical gloves; Medical scrub suits; Medical sterile sheets; Medical masks; Disposable surgical masks; Reusable surgical masks; Sanitary masks for medical purposes; Aerosol masks for medical use; Respiratory masks for medical purposes; Masks for use by medical personnel; Sanitary masks for medical wellness purposes; Sanitary masks for germ isolation purposes; Sanitary masks for virus isolation purposes; Face masks for use by health care providers; Face masks for use by dental care providers; Sanitary masks for protection against viral infection; Reusable sanitary masks for protection against viral infection Fabrics for textiles, namely, UV resistant textiles, anti-microbial textiles, fire resistant textiles, and conductive textiles; plastics for smart textile use; Textile fabrics for the manufacture of clothing, upholsteries, architectural materials, and filtration media Consulting services in the field of analytical chemistry; Consulting services in the field of water testing
32.
COMBINED ELECTROCHEMICAL PRE-TREATMENT AND SORPTION OF POLLUTANTS
The present invention relates to systems and methods whereby contaminants or pollutants are removed from a fluid using a combination of electrochemical treatment and sorption. The systems and methods described herein may be used to remove pollutants from water or other fluids. The systems and methods described herein apply an electric current to a contaminated fluid such as water. The target contaminants are consequently ionized and are forced through a reactive sorbent media by use of an electrical gradient or polarization. The sorbent chemically binds the contaminants.
C02F 1/469 - Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
C02F 1/28 - Treatment of water, waste water, or sewage by sorption
33.
COMBINED ELECTROCHEMICAL PRE-TREATMENT AND SORPTION OF POLLUTANTS
The present invention relates to systems and methods whereby contaminants or pollutants are removed from a fluid using a combination of electrochemical treatment and sorption. The systems and methods described herein may be used to remove pollutants from water or other fluids. The systems and methods described herein apply an electric current to a contaminated fluid such as water. The target contaminants are consequently ionized and are forced through a reactive sorbent media by use of an electrical gradient or polarization. The sorbent chemically binds the contaminants.
C02F 1/28 - Treatment of water, waste water, or sewage by sorption
C02F 1/469 - Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
C02F 1/461 - Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
C02F 1/467 - Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection
C02F 101/20 - Heavy metals or heavy metal compounds
Methods, systems and apparatuses for the capture, desorption and/or destruction of pollutants such as PFAS. The systems include porous polymer materials such as foams like polyurethane and may include nanoparticles and/or active chemical groups. The porous polymer may be activated to improve capture. Captured pollutants may be desorbed using solvents and mechanical methods, and the pollutants may then be concentrated and destroyed through the application of energy such as through acoustic energy, ultrasound, and/or light such as UV or visible light.
B01J 20/28 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof characterised by their form or physical properties
Antimicrobial textiles and methods of making antimicrobial textiles including a sheet substrate comprising a textile and metal oxide nanoparticles in which the nanoparticles are present as a nanocomposite on the surface of and within the sheet substrate. The textiles may be used in wearable items such as personal protective equipment such as face masks. Methods of making the textiles include applying a metal salt solution to a textile to diffuse the metal salt into the textile and drying the textile, such as drying the textile with heat, to bind the metal salt to the surface of and the interior fibers of the textile by forming a nanocomposite of metal nanoparticles or nanostructures in situ.
D06M 11/42 - Oxides or hydroxides of copper, silver or gold
D06M 11/44 - Oxides or hydroxides of elements of Groups 2 or 12 of the Periodic TableZincatesCadmates
D06M 11/83 - Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereofSuch treatment combined with mechanical treatment, e.g. mercerising with metalsTreating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereofSuch treatment combined with mechanical treatment, e.g. mercerising with metal-generating compounds, e.g. metal carbonylsReduction of metal compounds on textiles
D06M 16/00 - Biochemical treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, e.g. enzymatic
D06M 23/08 - Processes in which the treating agent is applied in powder or granular form
A41D 13/11 - Protective face masks, e.g. for surgical use, or for use in foul atmospheres
A61L 15/18 - Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing inorganic materials
