Matches 1 - 50 out of 117 1 2 3 >


Match Document Document Title
US20140048487 FILTRATION MEMBRANE  
A filtration membrane (4) including a porous base layer (8) arranged adjacent to a filtration layer (6) having pores (10) extending through the filtration layer (6) is provided. The filtration...
US20140014575 REVERSE OSMOSIS MEMBRANE  
There is provided a reverse osmosis membrane including a porous support; a polysulfone layer formed on the porous support and having pores formed in a surface thereof, pores having a diameter of...
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...
US20120305484 Thermally Rearranged (TR) Polymers as Membranes for Ethanol Dehydration  
Synthesis and use of a new class of polymeric materials with favorable separation characteristics for the dehydration of ethanol and other organic solvents is described herein. The thermally...
US20130256215 COMPOSITE SEMIPERMEABLE MEMBRANE  
Provided is a composite semipermeable membrane, comprising: a microporous support membrane which comprises a substrate and a porous support, and a polyamide separation functional layer formed on...
US20130105395 NANOSTRUCTURED MEMBRANES FOR ENGINEERED OSMOSIS APPLICATIONS  
In one aspect, the invention relates to engineered osmosis and related membrane-based separation technologies. Disclosed are semi-permeable nanostructured osmosis membranes comprising a film...
US20130292325 METHOD FOR PREPARING REVERSE OSMOSIS MEMBRANE, AND REVERSE OSMOSIS MEMBRANE PREPARED THEREBY  
There is disclosed a method for preparing a reverse osmosis membrane, the method including: forming a first coating layer by coating an aqueous amine solution on a surface of a microporous support...
US20110168631 METHODS AND APPARATUSES FOR WATER FILTRATION USING POLYARYLETHER MEMBRANES  
Membranes for use in methods and apparatuses for water filtration are composed of at least one polyarylethernitrile membrane having structural units of formula 1 and structural units of formula 2,...
US20110108478 Hydrophilic Polyethersulfone Filtration Membrane, Process for Producing the Same, and Dope Solution  
A hydrophilic filtration membrane having high chemical resistance, high strength, high water permeability and high blocking performance, and being superior in fouling resistance is provided. A...
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...
US20110284457 COMPOSITE MEMBRANE WITH COATING COMPRISING POLYALKYLENE OXIDE AND OXY-SUBSTITUTED PHENYL COMPOUNDS  
Composite membranes including a coating of polyalkylene oxide and oxy-substituted phenyl compounds along with various methods for making and using the same. In one embodiment, the composite...
US20110220569 COMPOSITE MEMBRANE INCLUDING COATING OF POLYALKYLENE OXIDE AND ACETOPHENONE COMPOUNDS  
Composite membranes including a coating of polyalkylene oxide and acetophenone compounds along with various methods for making and using the same. In one embodiment, the composite membrane...
US20130026088 MEMBRANE AND MEMBRANE SEPARATION SYSTEM  
Described herein is a method for altering the characteristics of a membrane comprising a dielectric material. The method comprises heating the membrane and applying an electric field in a...
US20130118983 ASYMMETRIC MEMBRANES FOR USE IN NANOFILTRATION  
Improved integrally skinned asymmetric membranes for organic solvent nanofiltration, and their methods of preparation and use are disclosed. Membranes are formed from polybenzimidazoles by phase...
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...
US20120223014 POLYMIDE MEMBRANE  
A high mass transfer membrane for use in membrane phase contactors to extract a solute from an aqueous phase to a solvent phase and their method of preparation and use are disclosed. The membrane...
US20100320146 HYDROPHILIC MEMBRANES WITH A NON-IONIC SURFACTANT  
The invention relates to hydrophilic membranes which are supplemented or treated with a non-ionic surfactant and processes for preparing such membranes. The membranes are particularly suitable for...
US20130081999 Bridged Macrocyclic Module Compositions  
This invention is related to the fields of organic chemistry and nanotechnology. In particular, it relates to materials and methods for the preparation of organic synthons and bridged macrocyclic...
US20130313192 ACID RESISTANT PBI MEMBRANE FOR PERVAPORATION DEHYDRATION OF ACIDIC SOLVENTS  
A pervaporation membrane may be an acid-resistant polybenzidimazole (PBI) membrane. The acid-resistant PBI membrane may be a PBI membrane chemically modified by a process selected from the group...
US20090188863 POLYNORBORNENE PERVAPORATION MEMBRANE FILMS, PREPARATION AND USE THEREOF  
Embodiments in accordance with the present invention provide forming polynorbornenes useful for forming pervaporation membranes, the membranes themselves and methods of making such membranes.
US20120111791 Surface Deposition of Small Molecules to Increase Water Purification Membrane Fouling Resistance  
The present invention includes methods and compositions for liquid separation and water purification. The present invention includes a purification membrane having a polymer matrix purification...
US20090242478 CARBON MEMBRANE LAMINATED BODY AND METHOD FOR MANUFACTURING THE SAME  
A carbon membrane laminated body includes: a porous substrate, a first porous carbon membrane as a carbon membrane underlayer disposed on a surface of the porous substrate, and a second porous...
US20120292249 COMPOSITE MEMBRANE AND METHOD OF MAKING  
The present invention provides a composite membrane comprising a porous base membrane and a polyamide coating disposed on said porous base membrane, said polyamide coating comprising a C3-C8...
US20140284261 SEPARATION MEMBRANE FOR BLOOD PROCESSING AND BLOOD PROCESSING APPARATUS HAVING THE MEMBRANE INSTALLED THEREIN  
An object of the present invention is to provide a separation membrane for blood processing having high blood compatibility and storage stability and membrane performance that rarely deteriorates...
US20130277318 ULTRAFILTRATION MEMBRANES FABRICATED FROM SULFONATED POLYPHENYLENESULFONES  
The present invention is directed to ultrafiltration membranes comprising a membrane substrate layer (S) based on a sulfonated polyaryleneethersulfone polymer and to a method for their...
US20150136688 MEMBRANE, WATER TREATMENT MEMBRANE, WATER TREATMENT DEVICE, AND METHOD OF MANUFACTURING THE MEMBRANE  
A membrane may include a polymer matrix and a compound represented by Chemical Formula 1, In Chemical Formula 1, A is a substituted or unsubstituted C3 to C10 aromatic cyclic group, m is an...
US20130233791 SEPARATION MEMBRANE FOR WATER TREATMENT AND MANUFACTURING METHOD THEREOF  
The present invention relates to a separation membrane for water treatment having high water flux and membrane contamination preventing characteristics, and a manufacturing method thereof. The...
US20130020262 HIGH-DENSITY POLYDICYCLOPENTADIENE  
The invention provides highly cross-linked polydicyclopentadiene matrices and methods for using such matrices to separate components having varying cross-sectional areas.
US20130112618 FILTRATION MEMBRANES, RELATED NANO AND/OR MICRO FIBERS, COMPOSITES METHODS AND SYSTEMS  
Filtration membrane comprising polymeric nanofibers and/or microfibers attaching dendrimer component presenting reactive sites selective for chemicals to be filtered, and related nanofibers and...
US20150136692 REVERSE OSMOSIS MEMBRANE FOR WASTEWATER TREATMENT  
To provide a reverse osmosis membrane where both salt rejection rate and water permeability required for wastewater treatment are achieved in a high level in spite of using the materials having...
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...
US20140251897 MEMBRANES FOR SEPARATION  
The present invention relates to a composite membrane for gas separation and/or nanofiltration of a feed stream solution comprising a solvent and dissolved solutes and showing preferential...
US20140042082 CHLORINE RESISTANT AMIDES, POLYAMIDES, AND MEMBRANES MADE FROM THE SAME  
A chlorine resistant polyamide is formed from the reaction product of an amine and an acid chloride monomer wherein both the amine and the acid chloride monomer are modified with...
US20120261332 SEMIPERMEABLE MEMBRANE AND MANUFACTURING METHOD THEREFOR  
Provided is a semipermeable membrane having at least a separating functional layer, wherein azo compounds are retained in the separating functional layer, and the separating functional layer has a...
US20150096935 NANOCARBON IMMOBILIZED MEMBRANES  
Membranes including functionalized carbon nanotubes, nanodiamonds and/or graphene oxide immobilized in or on the membranes are disclosed. The membranes including the immobilized nanocarbons...
US20100006496 WATER SEPARATION MEMBRANE  
Provided is a water separation membrane capable of effectively separating water from a water solution of ethanol, saccharide or the like. The water separation membrane is composed of polypyrrole...
US20150027945 MEMBRANE FILTER INCLUDING BILE ACID AND A METHOD OF MANUFACTURING THE SAME  
A membrane filter 26 is disclosed comprising cellulous material 23 allowing the transition of fluid therethrough, and, in a substantially dry state, said membrane comprising also a salt of...
US20150005468 HIGH PERMEABILITY COPOLYIMIDE GAS SEPARATION MEMBRANES  
The present invention generally relates to high permeability, UV cross-linkable copolyimide polymers and membranes for gas, vapor, and liquid separations, as well as methods for making and using...
US20110127212 CRYSTALLINE POLYMER MICROPOROUS MEMBRANE, METHOD FOR PRODUCING THE SAME, AND FILTRATION FILTER  
A crystalline polymer microporous membrane containing a crystalline polymer microporous film containing a crystalline polymer, and having an asymmetric pore structure; polyamine covering at least...
US20120255897 COMPOSITE MEMBRANES  
Composite membranes, methods or processes for producing composite membranes, and systems utilizing composite membranes are generally described. In some examples, a composite membrane includes a...
US20080277333 CHLORINE RESISTANT POLYAMIDES AND MEMBRANES MADE FROM THE SAME  
A chlorine resistant polyamide is formed from the reaction product of an amine and an acid chloride monomer wherein the acid chloride monomer is modified with electron-withdrawing groups that...
US20130026091 METHOD TO IMPROVE FORWARD OSMOSIS MEMBRANE PERFORMANCE  
Described herein are thin film composite (TFC) membranes, for use in forward osmosis (FO) and pressure reduced osmosis (PRO) processes. The membrane is comprised of two layers: a composite layer...
US20130313187 Resilient Ion Exchange Membranes  
A process for producing a resilient ion exchange membrane. The process comprises the steps of (1) selecting a porous matrix, (2) saturating the porous matrix with a homogenous solution comprising...
US20130240445 POLYPHENOL-TYPE POLYMER COATING OF FILTRATION MEMBRANES  
A filtration membrane is coated with a polymer made from a compound comprising a benzenediol or a substituted phenol, such as catechol. The polymer deposition process comprises exposing the...
US20150083660 HIGH PERMEATE FLUX REVERSE OSMOSIS MEMBRANE INCLUDING CARBODIIMIDE COMPOUND AND METHOD OF MANUFACTURING THE SAME  
The present invention relates to a reverse osmosis membrane including a porous support including a polysulfone layer; and a polyamide active layer formed on the porous support, wherein a...
US20150182920 NANOCOMPOSITE POLYMER-CARBON BASED NANOMATERIAL FILTERS FOR THE SIMULTANEOUS REMOVAL OF BACTERIA AND HEAVY METALS  
The disclosed subject matter provides a filter that is modified by a polymer-carbon based nanomaterial nanocomposite intended to significantly enhance the performance of filtration, separation,...
US20150021262 THIN FILM COMPOSITE MEMBRANES EMBEDDED WITH MOLECULAR CAGE COMPOUNDS  
A polymeric membrane on a support, wherein the polymeric membrane includes a crosslinked polymer covalently bound to a molecular cage compound. An interfacial polymerization method for making the...
US20120273423 COMPOSITE MEMBRANES COMPRISING A SULFONATED POLYARYLETHER AND THEIR USE IN FORWARD OSMOSIS PROCESSES  
The present invention is directed to thin film composite membrane (TFC membrane) comprising a substrate layer (S) based on a sulfonated polymer, e.g. a sulfonated polyarylether, and a polyamide...
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...
US20110186518 POLYMER COMPOSITION WITH PHYTOCHEMICAL AND DIALYSIS MEMBRANE FORMED FROM THE POLYMER COMPOSITION  
A biocompatible polymer composition which includes a matrix material and at least one of an isoflavone and a flavone at least partially dispersed in the matrix material is suited to use in a...

Matches 1 - 50 out of 117 1 2 3 >