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US20120270958 Ethanol Stable Polyether Epoxy Based Membrane for Aromatics Separation  
The present invention is directed to a membrane for ethanol and aromatics separation that is stable in an alcohol containing environment. The membrane is a polyether epoxy resin having an...
US20120156757 PURIFICATION OF IMMUNOGENS USING A NON-POLYSACCHARIDE MATRIX  
The present invention relates, at least in part, to novel and improved chromatography matrices for separating or purifying immunogens, such as, for example, viruses and viral surface proteins,...
US20100093878 CROSSLINKABLE FLUOROPOLYMER, CROSSLINKED FLUOROPOLYMERS AND CROSSLINKED FLUOROPOLYMER MEMBRANES  
Crosslinkable fluoropolymers and crosslinked fluoropolymers prepared from select fluorinated monomers by dimerization and trimerization. Also disclosed are proton conductive membranes of these...
US20080124606 STRETCHED PROTON EXCHANGE MEMBRANE  
A proton exchange membrane includes a semi-permeable polyelectrolyte films that extends along an axis. The polyelectrolyte film is stretched along the axis and remains stretched when immersed in a...
US20120070765 POLYBENZOXAZINE-BASED COMPOUND, ELECTROLYTE MEMBRANE INCLUDING THE SAME, AND FUEL CELL EMPLOYING THE ELECTROLYTE MEMBRANE  
A method of preparing an electrolyte membrane comprising a crosslinked object of a polybenzoxazine-based compound formed of a polymerized resultant product of a first monofunctional...
US20080107886 Protective garments for firefighters  
A protective garment for firefighters having a breathable moisture barrier layer film which is does not suffer destruction on exposure to the Thermal Protective Performance Test of the National...
US20110196051 Electrolyte membrane using polybenzoxazine based compound  
An electrolyte membrane includes a cross-linked reaction product of a benzoxazine monomer and a cross-linkable compound. The electrolyte membrane is impregnated with 300 to 600 parts by weight of...
US20100316929 AQUEOUS FORMULATIONS COMPRISING POLYAROMATIC COMPOUNDS BEARING ACID GROUPS AND/OR SALTS OF ACID GROUPS, PROCESS FOR PRODUCING THEM, FURTHER FORMULATIONS PRODUCED USING THE AQUEOUS FORMULATIONS AND USE OF THE FURTHER FORMULATIONS IN FUEL CELLS  
Process for producing aqueous formulations (A) comprising at least one polyaromatic compound bearing acid groups and/or salts of acid groups and also aqueous formulations (A) which have been...
US20130011716 POLYOLEFIN MICROPOROUS MEMBRANE AND METHOD OF PRODUCING THE SAME, SEPARATOR FOR NON-AQUEOUS SECONDARY BATTERY AND NON-AQUEOUS SECONDARY BATTERY  
The present invention provides a polyolefin microporous membrane in which a degree of crystallinity is from 60 to 85%, and a tie molecular volume fraction is from 0.7 to 1.7%.
US20080176965 Enhancing proton conductivity of proton exchange membranes  
The proton conducting capability of a proton exchange membrane is improved where the polymeric membrane material has a continuous non-ionic phase which provides the molecular backbone of the...
US20140080080 Annealed WVT Membranes to Impart Durability and Performance  
A method for improving the chemical stability of a vapor transfer membrane includes providing a vapor transfer membrane including an ionomer layer having protogenic groups and then annealing the...
US20110268903 METHODS OF ATTACHING BIOLOGICAL COMPOUNDS TO SOLID SUPPORTS USING TRIAZINE  
Disclosed are methods of attaching biologically active compounds to a solid surface, comprising modifying the solid surface using triazine chloride and attaching the biologically active compound...
US20130245139 REMOVAL OF PROTEIN AGGREGATES FROM BIOPHARMACEUTICAL PREPARATIONS IN A FLOW-THROUGH MODE  
The present invention provides novel compositions and methods for removal of protein aggregates from a sample in a flow-through mode.
US20150258539 MIXED MODE LIGANDS  
Mixed mode ligands, as well their use for purifying proteins, are provided.
US20100304273 PROTON CONDUCTING MEMBRANES FOR FUEL CELLS HAVING A PROTON GRADIENT AND METHODS FOR PREPARING SAID MEMBRANES  
A proton exchange membrane for a fuel cell, comprising a graft (co)polymer comprising a main chain and grafts comprising at least one proton acceptor group and at least one proton donor group.
US20120196206 METHOD FOR PRODUCING STRONGLY ACIDIC ZIRCONIUM PARTICLES, PROTON CONDUCTING MATERIAL, METHOD FOR PRODUCING PROTON CONDUCTING MEMBRANE, PROTON CONDUCTING MEMBRANE, ELECTRODE FOR FUEL CELL, MEMBRANE ELECTRODE ASSEMBLY, FUEL CELL  
The disclosed methods enable zirconium sulfophenyl phosphonate, zirconium sulfate, or zirconia sulfate, which has high performance as a proton conducting material and high catalytic activity, to...
US20050221141 Modified carbon products, their use in proton exchange membranes and similar devices and methods relating to the same  
Proton exchange membranes incorporating modified carbon products. The modified carbon products advantageously enhance the properties of proton exchange membranes, leading to more efficiency within...
US20110077312 METHOD TO IMPROVE THE SELECTIVITY OF POLYBENZOXAZOLE MEMBRANES  
The present invention discloses a novel method to improve the selectivities of polybenzoxazole (PBO) membranes prepared from aromatic polyimide membranes for gas, vapor, and liquid separations....
US20110009503 FRACTIONATION APPARATUS  
The present invention discloses a fractionation device used for proteins and/or peptides, which has any of the following features: 1) At least one portion of a substrate surface with which...
US20110318671 Proton-conducting membrane and use thereof  
The present invention relates to a novel proton-conducting polymer membrane based on polyazoles which can, owing to its excellent chemical and thermal properties, be used for a variety of purposes...
US20080038612 Localized Deactivation Of A Membrane  
A method including providing an ion conductive membrane and deactivating a selected region of the membrane.
US20120225959 PROTON-CONDUCTIVE MEMBRANE  
An anhydrous, proton-conductive medium comprises a poly(amic acid)-based polyimide and at least one phosphorus compound from the group consisting of phosphorus oxides and phosphoric acids. The...
US20110240463 BIPOLAR MEMBRANE AND METHOD OF MANUFACTURING THE SAME  
To provide a bipolar membrane featuring improved adhesion between an anion-exchange membrane and a cation-exchange membrane without accompanied by an increase in the membrane voltage. [Means for...
US20130029249 PROTON CONDUCTING MATERIALS  
The description includes materials that may be useful for fuel cell applications such as in the manufacture of fuel cell electrodes, proton exchange membranes (PEM), as catalyst additives or in...
US20110217623 PROTON EXCHANGE MEMBRANE FOR FUEL CELL APPLICATIONS  
The present invention refers to an inorganic proton conducting electrolyte consisting of a mesoporous crystalline metal oxide matrix and a heteropolyacid bound within the mesoporous matrix. The...
US20110033778 POLYMER ELECTROLYTE MEMBRANE  
A polymer electrolyte membrane, wherein the period length L in the membrane surface direction, which period length is defined by formula (1) and is measured by using a small-angle X-ray...
US20070259978 Proton Exchange Composite Membrane with Low Resistance and Preparation Thereof  
The present invention provides a proton exchange composite membrane with low resistance and preparation thereof. The present invention also provides a novel coupling agent.
US20110288187 PROTON-CONDUCTING MEMBRANE AND THE USE OF THE SAME  
The present invention relates to a novel proton-conducting polymer membrane based on polyazoles which can, because of its excellent chemical and thermal properties, be used in a variety of ways...
US20130115504 ION EXCHANGE MEMBRANE FILLING COMPOSITION, METHOD OF PREPARING ION EXCHANGE MEMBRANE, ION EXCHANGE MEMBRANE, AND REDOX FLOW BATTERY  
A composition for filling an ion exchange membrane, a method of preparing the ion exchange membrane, the filled ion exchange membrane, and a redox flow battery using the filled ion exchange...
US20110097645 Process for Preparing Membranes  
Membranes and processes for preparing membranes having weakly acidic or weakly basic groups comprising the steps of: (i) applying a curable composition to a support; (ii) curing the composition...
US20110160319 ORGANIC/INORGANIC HYBRID COMPOSITE PROTON EXCHANGE MEMBRANE  
An organic/inorganic hybrid composite proton exchange membrane is provided. The proton exchange membrane includes an inorganic material of about 0.5-30 parts by weight and an organic material of...
US20090136820 PROTON EXCHANGE MEMBRANE AND MEMBRANE-ELECTRODE ASSEMBLY (MEA), METHOD FOR THEIR PRODUCTION AND FUEL CELL USING SAID MEMBRANE OR ASSEMBLY  
A proton exchange membrane for electrolyte cells includes a polyelectrolyte polymer membrane comprising a sulfonated copolymer based on the following formula (I): wherein n is an integer between 1...
US20120142034 PVDF MEMBRANES  
The invention provides a method of treating a polyvinyl difluoride (PVDF) membrane comprising: (a) contacting said membrane with an alcohol and a wetting agent; and(b) drying said membrane.
US20130292252 ANION EXCHANGE MEMBRANES, METHODS OF PREPARATION AND USES  
The present invention provides anion exchange membranes, processes for producing same and uses thereof. The anion exchange membranes according to embodiments of the present invention achieve a...
US20150217234 ION EXCHANGE MEMBRANES  
Highly energy efficient electrodialysis membranes having low operating costs and a novel process for their manufacture are described herein. The membranes are useful in the desalination of water...
US20110068002 ION EXCHANGE MEMBRANES  
Highly energy efficient electrodialysis membranes having low operating costs and a novel process for their manufacture are described herein. The membranes are useful in the desalination of water...
US20120231195 ELECTROSTATICALLY BOUND HYPERBRANCHED ANION EXCHANGE SURFACE COATING PREPARED VIA CONDENSATION POLYMERIZATION USING DITERTIARY AMINE LINKERS FOR IMPROVED DIVALENT ANION SELECTIVITY  
The present invention provides a new design for high capacity stationary phases for dianion selective ion chromatography. The stationary phases include one or more layers which are products of...
US20070190384 Proton conductive membrane containing fullerenes  
A proton conducting membrane for use in a direct methanol fuel cell, comprising a polymer material and water-binding fullerene derivatives to reduce MeOH crossover. The membrane may further...
US20110166241 POLYMER ELECTROLYTE MEMBRANE  
Disclosed are a multi-block copolymer, its producing method and an electrolyte membrane using the same. The multi-block copolymer includes a hydrophobic block having a plurality of repeating units...
US20070138083 Separation membrane  
[Subject] The aim is to provide a separation membrane which can fulfill both high separation capability and high permeation rate. [Solving Means] The disclosed is separation membrane which...
US20110009505 METHOD FOR DISCRIMINATING POLYMER COMPOUND MEMBRANE  
A method for discriminating a polymer compound membrane, the method having selecting a polymer compound membrane which shows little time-dependent change in a relaxation time (T1ρ) when the T1ρ of...
US20100167100 COMPOSITE MEMBRANE AND METHOD FOR MAKING  
A composite membrane includes a compatibilized porous base membrane and an ion exchange material, which is impregnated into the compatibilized porous base membrane. The base membrane is...
US20130012607 PROTON-CONDUCTING MEMBRANE AND ITS USE  
The present invention relates to novel polyazoles, a proton-conducting polymer membrane based on these polyazoles and its use as polymer electrolyte membrane (PEM) for producing membrane-electrode...
US20110183231 HIGH MOLECULAR NANOCOMPOSITE MEMBRANE FOR DIRECT METHANOL FUEL CELL, AND MEMBRANE-ELECTRODE ASSEMBLY AND METHANOL FUEL CELL INCLUDING THE SAME  
A high molecular nanocomposite membrane for a Direct Methanol Fuel Cell (DMFC), and a Membrane-Electrode Assembly (MEA) and a methanol fuel cell including the same membrane. The high molecular...
US20150197604 MONOMER BEADS FOR PRODUCING A PROTON-CONDUCTING MEMBRANE  
Monomer beads which can be obtained according to a process in which i. one or more aromatic tetraamino compounds are mixed with one or more aromatic carboxylic acids comprising at least two acid...
US20110020728 POLYELECTROLYTE AND PROCESS FOR PRODUCING THE POLYELECTROLYTE  
The present invention provides an electrolyte having high conductivity even under high-temperature low-humidification conditions (e.g. at a temperature of 100 to 120° C. and a humidity of 20 to...
US20060223894 Ionomeric membrane  
An ionomeric membrane formed of a sulphonic (per)fluorinated ionomer wherein the sulphonic groups are at the end of short side chains (SSC), said ionomer having: equivalent weight between 700 and...
US20150232627 Acrylamide-Based Crosslinking Monomers, Their Preparation, And Uses Thereof  
A process for preparing an acrylamide-based crosslinking monomer comprising reacting in the presence of a catalyst an isocyanate compound containing at least two isocyanate groups with one of...
US20100056650 Membrane Production  
The present invention is a method for forming a hydrophilic polymer membrane for use in a membrane electrode assembly, comprising the polymerisation of a material or materials from which the...
US20120172461 LOW PERMEABILITY COMPOSITE PROTON EXCHANGE MEMBRANE INCLUDING ORGANIC-INORGANIC HYBRID  
A composite proton exchange membrane is made up of dispersed organized graphene in ion conducting polymer as a fuel barrier material. The composite proton exchange membrane includes an inorganic...