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Matches 351 - 400 out of 5,029

Document Document Title
WO/2021/230622A1
The present invention can be applied to a technical field related to secondary batteries and, for example, relates to a separator for a lithium ion secondary battery, a manufacturing method therefor, and a secondary battery using same. T...  
WO/2021/230823A1
There is provided a graphene oxide-based membrane comprising a substrate and a plurality of layers of single-layered graphene oxide formed on the substrate, each of the plurality of layers of single-layered graphene oxide is functionalis...  
WO/2021/230820A1
Herein disclosed is a method of producing a silicalite membrane, which includes heating an aqueous solution that includes a dopant precursor and structure-directing template agents to form silicalite seeds incorporated with a dopant, dep...  
WO/2021/231926A1
The present disclosure relates to a composite membrane formed by lamination of two or more separate porous polymeric layers, as well as to a method and system for lamination. Advantageously, the resulting composite is a single layer, bei...  
WO/2021/227330A1
A solvent-resistant polymer nanofiltration membrane, a preparation method therefor, and the use thereof. The preparation method therefor comprises the following steps: subjecting an diamine monomer and a dianhydride monomer to cyclizatio...  
WO/2021/226227A1
Provided is a porous membrane including polytetrafluoroethylene and/or modified polytetrafluoroethylene having a small pore diameter, thin film thickness, high porosity, and high strength; and a method for manufacturing the same. The por...  
WO/2021/225315A1
Embodiments of the present invention relate to a new concept complex generator capable of high efficiency power generation by means of applying a polar solution to a MXene layer-coated hydrophilic fiber membrane complex generator, and to...  
WO/2021/220239A1
Embodiments of the present disclosure generally relate to methods for treating porous membranes. In an embodiment, a method of treating a porous membrane is provided. The method includes flushing the membrane with a first fluid comprisin...  
WO/2021/214334A1
System for membrane fouling control configured to run one or more filter cycles, wherein each filter cycle of the one or more filter cycles comprises an operation mode and a cleaning mode, the system comprising: a first conduct portion (...  
WO/2021/214333A1
Calcium and/or magnesium additive for membrane fouling control and System and process for membrane fouling control using the additive Calcium and/or magnesium additive for membrane fouling control, in particular comprising particles (6) ...  
WO/2021/216265A1
Photocurable compositions that have a color change during curing and methods of preparation and use of such compositions. More particularly, the present invention relates to photocurable compositions that that have a color change during ...  
WO/2021/204716A1
Porous membranes 102 are provided according to the invention having desirable coefficient of thermal expansion and large surface area, for example at least about 4,000 mm2. These porous membranes 102 may be made according to an exemplary...  
WO/2021/207028A1
A porous support for nano-thickness membranes of less than 100 nanometers local surface roughness, suitable for the support of single-layer membranes of from about 1 to 500 nanometers in thickness, and for multiple layer membranes of up ...  
WO/2021/206318A1
The present invention provides: a fiber membrane, which uses a biodegradable polymer so that uniaxially aligned first fibers and randomly aligned second fibers form a network; and a method for manufacturing the fiber membrane.  
WO/2021/204337A1
Herein is described a method of producing a ceramic filter and a ceramic filter membrane. The method includes providing a porous ceramic structure comprising a porous ceramic structure front layer, providing a slurry comprising oxide and...  
WO/2021/204715A1
Porous membranes 102 are provided according to the invention having desirable coefficient of thermal expansion and large surface area, for example at least about 4,000 mm2. These porous membranes 102 may be made according to an exemplary...  
WO/2021/205141A1
Novel membranes suitable for use in separation applications are described, as well as processes by which the membranes are made and uses of the membranes in a range of separation applications. The membranes are obtainable by an interfaci...  
WO/2021/206317A1
Provided are a sub-micron fibrous membrane in which sub-micron fibers aligned along one axis and sub-micron fibers in a random pattern form a network, and a method for producing the sub-micron fibrous membrane.  
WO/2021/202913A1
The present disclosure provides surface functionalized affinity membranes. The surface functionalized affinity membranes can provide increased binding capacity through improved coupling chemistries, ligand densities, spacer arm types, an...  
WO/2021/202555A1
Examples relate to systems and methods for producing a nanofiltration (NF) element having relatively stable performance at high temperature and pressure. In an embodiment, a method includes producing an initial NF element with a membrane...  
WO/2021/196539A1
Disclosed is a method for synthesizing an inorganic membrane by means of microwave heating. The method comprises: adding a matrix and a synthetic liquid into a microwave reactor in advance; then dividing the temperature from the reaction...  
WO/2021/201783A1
The present invention relates to a method for producing a composite membrane, the method comprising impregnating a surface of a porous membrane substrate with an aqueous suspension comprising a mixture of at least one polyamine and at le...  
WO/2021/197912A1
A gas-separation membrane obtainable from curing a composition comprising one or more curable monomers at least 30 wt % of which are monomer(s) comprising oxyethylene groups, oxypropylene groups and at least two polymerizable groups.  
WO/2021/198210A1
The invention relates to a millisecond gasification method to fabricate graphene membranes, yielding a molecular sieving resolution of 0.2 Å for selective gas separation, and further relates to a method of preparation and uses thereof. ...  
WO/2021/191043A1
The present invention relates to a solution comprising at least one polymer P, at least one water soluble polymer and a N-n-butyl-2-pyrrolidone, the process of making a membrane and the use of this membrane for water treatment.  
WO/2021/191309A1
The invention relates to a filter for particles having sizes of less than 10 micrometers, with a structure based on electrospun fibers from one or more polymers, the fibers being characterized in that they have a diameter between 30 and ...  
WO/2021/194417A1
There is provided a membrane comprising: a porous support layer having a first surface and a second surface; a palladium (Pd)-based selective layer on a first surface of the support layer; and a zeolite protective layer on a second surfa...  
WO/2021/195141A1
A rare earth coated membrane is beneficial to aid in the separation of contaminants, such as anions containing phosphorous, anions containing arsenic, PFAS, and mixtures thereof. Membranes with the rare earth coating or treatment can hav...  
WO/2021/189662A1
A Fe-Al-based metal porous film and a preparation method therefor. The method comprises the following steps: adding Fe-Al-based metal powder and metal fiber powder into a water-based solution in which an organic additive is added, and mi...  
WO/2021/189661A1
An Fe-Al-series metal film and a preparation method therefor, the method comprising the following steps: stirring and defoaming an Fe-Al-series metal powder and a water-based solvent to which an organic additive is added so as to obtain ...  
WO/2021/194418A1
There is provided a semi-permeable membrane comprising: at least two dimensional (2D) heterostructure layers of; and a polyelectrolyte layer between each 2D heterostructure layer of the at least two 2D heterostructure layers. There is al...  
WO/2021/188615A1
Methods and systems for producing and using multi-layer composite co-polyimide membranes, one method for producing including preparing a microporous or mesoporous membrane support material for coating; applying a sealing layer to the mem...  
WO/2021/169253A1
A superhydrophobic polypropylene porous film, comprising a polypropylene porous film substrate, a titanium dioxide layer, and a surface modifier layer. The titanium dioxide layer is deposited on the surface of the polypropylene porous fi...  
WO/2021/170244A1
There is provided a method of fabricating an atomically or molecularly thin amorphous carbon membrane (18). The method includes the steps of: providing amphiphilic or hydrophobic carbon-containing monomers (10) on a liquid surface; packi...  
WO/2021/167814A1
Provided herein are sterilizable porous filtration media and methods of making and using the same.  
WO/2021/116319A9
It is provided a water-saturated carbon molecular sieve membrane obtainable by a) providing a hydrophilic carbon molecular sieve membrane (CMSM) comprising pores of a pore size from 0.25 nm to 0.55 nm for molecular sieving, pores of a po...  
WO/2021/160194A1
This is a method of manufacturing a filter membrane, which in its multilayer structure comprises at least one support layer of polymeric textile with a basis weight of 15 to 200 g/m2 and associated, at least, one layer of electro spun no...  
WO/2021/163046A1
Apparatuses and methods for fabricating thin film composite hollow fiber membranes. In some implementations, an apparatus is used to remove excess first solution from a hollow fiber that has been immersed in a first solution. In some imp...  
WO/2021/163690A1
Methods of forming porous electrodes are provided, such porous electrodes, and thus the techniques for forming the same, having beneficial uses in conjunction with redox flow batteries. The methods include the use of phase inversion as p...  
WO/2021/163047A1
Apparatuses and methods for fabricating thin film composite hollow fiber membranes. In some implementations, an apparatus is used to remove excess first solution from a hollow fiber that has been immersed in a first solution. In some imp...  
WO/2021/163048A1
Apparatuses and methods for fabricating thin film composite hollow fiber membranes. In some implementations, an apparatus is used to remove excess first solution from a hollow fiber that has been immersed in a first solution. In some imp...  
WO/2021/156393A1
The present invention relates to a purification/filtration system using reverse electro-osmotic flow through a composite or hybrid membrane element. The invention also relates to a process for purifying an electrolyte solution using such...  
WO/2021/158173A1
The present invention relates, in general terms, to a composite membrane for use in filtration. The present invention also relates to a method of fabricating the composite membrane, and a method of filtrating using the composite membrane...  
WO/2021/152029A1
A method for manufacturing of porous polymer structures, in particular membranes, the method comprising the steps of providing a mixture of one or more polymers and one or more salt nano- and/or microparticles, primary shaping said blend...  
WO/2021/154150A1
The present disclosure relates to a method for producing a film of a 3D porous aromatic framework, or a film of a 3D covalent organic framework, with a controlled thickness, said method process comprising the following steps: providing a...  
WO/2021/146733A1
Provided are composite articles having a membrane and a porous substrate, where the porous substrate has the membrane disposed thereon. The membrane has two layers, where the first layer has the second layer disposed thereon, and each la...  
WO/2021/145927A1
Organic solvent nanofiltration membranes that include at least one polymer coated expanded polyparaxylylene (ePPX) membrane are provided. A substrate/support layer may be positioned on one side of the ePPX membrane. In some embodiments, ...  
WO/2021/144176A1
The invention relates to a composite body comprising a porous layer (1) made from oxide particles connected to one another and partially to the substrate, containing at least one oxide, selected from oxides of the elements Al, Zr,Ti and ...  
WO/2021/139094A1
A room-temperature selective swelling method of pore generation, used for preparation of a separation membrane, comprising: treating an amphiphilic block copolymer dense membrane using a compound swelling agent at 15-30°C for 1 min-24 h...  
WO/2021/141540A1
There is provided an improved composite membrane, the composite membrane comprising a selective layer and a support layer, the selective layer and the support layer separated by an array of structures provided therebetween, wherein each ...  

Matches 351 - 400 out of 5,029