Matches 1 - 45 out of 45


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US20130334130 NOVEL FOULING RESISTANT COATING FOR FILTRATION MEMBRANES AND METHODS OF PRODUCING AND USING SAME  
A conformal coating that resists fouling by waterborne contamination in aquatic environments, a method for fabricating the coating, and a filter having such a coating are disclosed. The coating...
US20140151288 GRAPHENE MEMBRANE LAMINATED TO POROUS WOVEN OR NONWOVEN SUPPORT  
Technologies are generally described for composite membranes which may include a porous graphene layer in contact with a porous support substrate. In various examples, a surface of the porous...
US20120312737 PROGRAMMABLE MEMBRANE SYSTEM  
Functionalized membranes for use in applications, such as electrodeionization, can be prepared simply and efficiently by associating a first element of a specific binding pair to a membrane...
US20120043275 Nanofabricated Membrane Using Polymerized Proteoliposomes  
The present invention generally related to a nanofabricated membrane including polymerized proteoliposomes. The nanofabricated membrane is a bio-nano fused selective membrane using...
US20110210064 FILTRATION MATERIAL FOR DESALINATION  
The invention discloses a filtration material for desalination, including a support layer, and a desalination layer formed on the support layer, wherein the desalination layer is a fiber composite...
US20140083930 DESALINATION TREATMENT MEMBRANE  
According to one embodiment, a desalination treatment membrane includes a desalting membrane and a base material which is disposed in close contact with the desalting membrane, wherein a solid...
US20130334123 MICROPOROUS MEMBRANE AND METHOD FOR FORMING  
The present disclosure describes a method for forming microporous membranes. More specifically, vapor induced phase separation techniques are used for forming multizone microporous membranes...
US20110198282 HIGH FLUX HIGH EFFICIENCY NANOFIBER MEMBRANES AND METHODS OF PRODUCTION THEREOF  
A membrane is provided including a coating layer having cellulose nanofibers produced from oxidized cellulose microfibers and an electrospun substrate upon which the coating layer is applied. The...
US20150068973 METHOD FOR PREPARING A MEMBRANE FROM FIBRIL CELLULOSE AND FIBRIL CELLULOSE MEMBRANE  
Method for preparing a membrane from fibril cellulose includes supplying fibril cellulose dispersion on a filter layer, draining liquid from a fibril cellulose dispersion by the effect of reduced...
US20130213880 SEPARATION MEMBRANE, SEPARATION MEMBRANE ELEMENT AND SEPARATION MEMBRANE PRODUCTION METHOD  
A separation membrane is provided containing hydrophilic molecules and having, as formed on at least one surface of a feed side and a permeate side thereof, a height difference of from 80 μm to...
US20150068978 ENHANCMENT OF MEMBRANE ROBUSTNESS BY TREATMENT WITH IONIC MATERIALS  
The disclosure is directed to an intermediate filtering membrane comprising: a filtering membrane having a charged or polar surface; and a transiently coupled charged compound, wherein the charged...
US20080245736 Crosslinked cellulosic nanofiltration membranes  
The present invention relates to a nanofilter formed by using a porous ultrafiltration membrane as a precursor, and carefully controlling reaction conditions so as to maintain sufficient...
US20120085697 CAST-ON-TRICOT ASYMMETRIC AND COMPOSITE SEPARATION MEMBRANES  
The present invention the manufacture of a membrane for gas and liquid separations in which a polymer layer is applied directly to a tricot fabric instead of the conventional cloth or glass or...
US20150122735 MEMBRANE FOR FILTRATING WATER  
The present invention relates to a material. In particular, it relates to a membrane for filtering water. More particularly, it relates to a membrane comprising carbon nanotubes and mixed...
US20140054227 SUGAR-IMMOBILIZED POLYMER SUBSTRATE FOR REMOVING VIRUS AND METHOD FOR REMOVING VIRUS  
The present invention provides a sugar-immobilized polymer substrate for removing a virus, the polymer substrate allowing efficient removal of a hepatitis virus or the like in a fluid, and a...
US20140014568 MULTIZONE POLYMER MEMBRANE AND DIALYZER  
Membranes are made from polymers and heat treated so that they have at least two zones with pores of different sizes. Pores with a smaller size have a lower molecular weight cut off than pores...
US20150141711 GRAPHENE OXIDE-BASED COMPOSITE MEMBRANES  
Membranes are provided for energy efficient purification of alcohol by pervaporation. Such membranes include a nanofibrous scaffold in combination with a barrier layer. The barrier layer includes...
US20090178970 COALESCENCE MEDIA FOR SEPARATION OF WATER-HYDROCARBON EMULSIONS  
A coalescence media for separation of water-hydrocarbon emulsions comprising an emulsion-contacting sheet formed as single dry layer from a wet-laid process using a homogenously distributed,...
US20120228214 Filled Porous Membrane  
A porous membrane may have a high concentration of spherical fillers with a polymer binder. The polymer binder may have an affinity for the filler materials and may hold the filler materials...
US20120190091 LIQUID-PHASE AND VAPOR-PHASE DEHYDRATION OF ORGANIC / WATER SOLUTIONS  
Disclosed herein are processes for removing water from organic compounds, especially polar compounds such as alcohols. The processes include a membrane-based dehydration step, using a membrane...
US20070221563 Nucleic Acid-Adsorbing Porous Membrane for Separating and Purifying Nucleic Acid and Apparatus for Separating and Purifying Nucleic Acid  
To provide a nucleic acid-adsorbing porous membrane which has an excellent separating ability, which provides a good washing efficiency, which permits convenient and expeditious procedures, which...
US20110174720 Multifunctional Electroprocessed Membranes  
Described is the application of layer-by-layer (LbL) electrostatic assembly techniques to electrospun nanofibers in order to fabricate novel, breathable electrospun fiber-based chemical and...
US20140319047 FILTRATION MATERIAL AND METHOD FOR FABRICATING THE SAME  
The disclosure provides a filtration material and a method for fabricating the same. The filtration material includes a supporting layer, and a composite layer, wherein the composite layer...
US20090047654 Polymer affinity matrix, a method for the production and use thereof  
A polymer affinity matrix for the binding of one or more substances in a fluid or removing said substance(s) from the fluid and/or decreasing the amount or concentration thereof in said fluid with...
US20070084788 Ultrafiltration membranes and methods of making and use of ultrafiltration membranes  
An inherently hydrophobic polymer membrane substrate having its surface rendered hydrophilic with a hydroxyalkyl cellulose and having a throughput greater than about 1500 L/m2 is provided. A...
US20090078640 High Flux Fluid Separation Membranes Comprising a Cellulose or Cellulose Derivative Layer  
The present invention provides membranes having a coating layer comprising cellulose or cellulose derivative and a porous support comprising nanofibers prepared by a process of coating a solution...
US20100093059 Method for the Preparation of Sulfated Cellulose Membranes and Sulfated Cellulose Membranes  
The present invention relates to methods for the preparation of functionalized sulfated cellulose membranes. In particular, the present invention relates to the preparation of sulfated cellulose...
US20060065587 Porous membrane cartridge and method of manufacturing the same  
Porous membrane cartridge includes: a tubular-shaped barrel member having a weld portion at an outer peripheral surface positioned adjacent to one end thereof; a tubular-shaped cap member having a...
US20120000846 POLYMER COATED HYDROLYZED MEMBRANE  
A method of forming a polymer coated hydrolyzed membrane includes forming a membrane from a first hydrophilic polymer by immersion precipitation, coating the membrane with a thin layer of a second...
US20090277837 Fluoropolymer Coated Membranes  
The present invention discloses fluoropolymer coated membranes and methods for making and using these membranes. The fluoropolymer coated membranes described in the current invention are prepared...
US20100243556 High-throughput asymmetric membrane  
A microporous asymmetrical membrane formed of one or more layers wherein the “tight” side of the membrane has an “opened” face or otherwise highly-porous reticulated surface is described. The...
US20140138317 BLEND POLYMERIC MEMBRANES CONTAINING FLUORINATED ETHYLENE-PROPYLENE POLYMERS FOR GAS SEPARATIONS  
The present invention generally relates to gas separation membranes and, in particular, to high selectivity fluorinated ethylene-propylene polymer-comprising polymeric blend membranes for gas...
US20080179248 Process for Cross-Linking Cellulose Ester Membranes  
The invention relates to a process for making porous cross-linked cellulose membranes and processes for coupling a chromatography ligand to cross-linked cellulose membranes. The invention provides...
US20100059440 CROSS-LINKED CELLULOSE MEMBRANES  
The invention relates to a process for making porous cross-linked charged cellulosic polymeric membranes capable of binding to a target molecule. The invention provides methods for separating...
US20140069862 COATED MICROPOROUS MATERIALS HAVING FILTRATION AND ADSORPTION PROPERTIES AND THEIR USE IN FLUID PURIFICATION PROCESSES  
The present invention is directed to microfiltration and ultrafiltration membranes comprising a microporous material. The microporous material comprises: (a) a polyolefin matrix present in an...
US20130327704 ELECTROCHEMICAL SEPARATION MEMBRANE AND THE MANUFACTURING METHOD THEREOF  
An electrochemical separation membrane and the manufacturing method thereof are disclosed. The method includes: a polymer solution preparing step to mix a polymer material, solvent and ceramic...
US20170050154 HYDROPHILIC-OLEOPHOBIC COPOLYMER COMPOSITION AND USES THEREOF  
Provided herein are copolymers and copolymer compositions that are both hydrophilic and oleophobic. The copolymers include structural units derived from a fluoroalkyl monomer and a zwitterionic...
US20160325239 COMPOSITE POLYAMIDE MEMBRANE INCLUDING CELLULOSE-BASED QUATERNARY AMMONIUM COATING  
thin film composite membrane comprising a thin film polyamide layer located between a porous support and a coating layer, wherein the coating layer comprises a cellulose-based polymer including a...
US20160303523 ZWITTERION-CONTAINING MEMBRANES  
Disclosed is a statistical copolymer that includes both zwitterionic repeat units and hydrophobic repeat units and a filtration membrane that contains a selective layer formed of the statistical...
US20160151747 Porous Nanomembranes  
The invention relates to an isolated waterproof polymeric nanomembrane comprising pores of different geometric shapes and of a controlled size between 10 and 1000 nm, which is larger than the...
US20160023168 COMPLEX NANOFILTRATION MEMBRANE AND THE PREPARATION THEREOF  
A complex nanofiltration membrane comprising a substrate and a separating layer, wherein the separating layer is an oxidant-treated, crosslinked network structure formed from a hydroxyl-containing...
US20150367288 COMPOSITE POLYAMIDE MEMBRANE INCLUDING DISSOLVABLE POLYMER COATING  
A thin film composite membrane including a thin film polyamide layer positioned between a porous support and an outer coating, and a humectant; wherein the membrane has an A-value of at least 8...
US20150328591 POROUS POLYMER FLAT-SHEET MEMBRANE  
The present invention provides a porous polymer flat-sheet membrane for MBR wherein surface of the porous polymer membrane is kept hydrophilic for a long period and high water permeability and...
US20150274891 MEMBRANES WITH IMPROVED FLUX AND METHOD FOR THEIR PREPARATION  
Polymer, comprising i) at least one oxazoline according to formula wherein R1, R2, R3 and R4 independently denote a hydrogen atom, a halogen atom, an alkyl group, an aralkyl group, a phenyl group,...
US20150273401 SELECTIVE MEMBRANE SUPPORTED ON NANOPOROUS GRAPHENE  
Technologies are generally described for composite membranes that may include a nanoporous graphene layer sandwiched between a first selective membrane and a porous support substrate. The...

Matches 1 - 45 out of 45