Class / Patent application number | Description | Number of patent applications / Date published |
427245000 | Microporous coating (e.g., vapor permeable, etc.) | 22 |
20080305258 | METHOD FOR FORMING DIELECTRIC FILM USING POROGEN GAS - A method for reducing a dielectric constant of a cured film, includes: introducing a source gas at a flow rate of A, a porogen gas at a flow rate of B, an oxidizing gas at a flow rate of C, and an inert gas into a reaction space in which a substrate is place; increasing a ratio of B/(A+B) used as a parameter for controlling a dielectric constant of a cured film, by a degree substantially or nearly in proportion to a target decrease of dielectric constant of a cured film; applying RF power to the reaction space, thereby depositing a film on the substrate by plasma CVD; and curing the film to remove the porogen material, thereby forming pores in the cured film. | 12-11-2008 |
20090220690 | COMPOSITE POLYAMIDE MEMBRANE WITH BRANCHED POLY(ALKYLENE OXIDE) MODIFIED SURFACE - Composite membranes that exhibit long-term resistance to biofouling comprise a porous support and a crosslinked polyamide discriminating layer having an external surface, the discriminating layer comprising a branched poly(alkylene oxide) (PAO) polymer attached to its external surface. The branched PAO polymer typically has the structure of a molecular comb or brush, and is made by polymerization of a PAO macromonomer of the following formula: | 09-03-2009 |
20100166954 | Nanostructured Layer and Fabrication Methods - Nanostructured layers with 10 nm to 50 nm pores spaced 10-50 nm apart, a method for making such nanostructured layers, optoelectronic devices having such nanostructured layers and uses for such nanostructured layers are disclosed. The nanostructured layer can be formed using precursor sol, which generally includes one or more covalent metal complexes, one or more surfactants, a solvent, one or more optional condensation inhibitors, and (optionally) water. Evaporating the solvent from the precursor sol forms a surfactant-templated film. Covalently crosslinking the surfactant-templated film forms a nanostructured porous layer. Pore size is controlled, e.g., by appropriate solvent concentration, choice of surfactant, use of chelating agents, use of swelling agents or combinations of these. | 07-01-2010 |
20110223331 | Mesoporous Monoliths Containing Conducting Polymers - The present invention relates to a mesoporous monolith containing a conducting polymer such as poly(3,4-ethylenedioxythiophene) and methods for making the monolith. The mesoporous monolith is electroactive, at least semi-transparent and has one or more of a large internal pore surface area, pore size and pore volume. It can be used for various applications in photovoltaics, sensing electrochromics, separations, reversible ion exchange and control of protein activity. The method employs hydrothermal treatment and/or substantially complete drying to obtain the desirable properties of the monolith. Conducting polymer can be covalently bound to the internal pore surfaces and polymerized in situ to partially or completely fill the pores producing increased mechanical strength and a high conductivity per unit area. | 09-15-2011 |
20110287183 | MANUFACTURING METHOD OF GAS DIFFUSION LAYER - A gas diffusion layer, a manufacturing apparatus and a manufacturing method thereof are provided. The gas diffusion layer having different hydrophilic/hydrophobic structure and channel therein can be manufactured quickly and easily by using a coating mask. The gas diffusion layer is used in various fuel cells to enhance the ability of water management and to solve the problem of flooding at the cathode, the problem of water deficit at the anode, and the problem of gas transfer. The gas diffusion layer includes a gas diffusion medium having a first property and a micro porous layer having a second property. The micro porous layer is formed on one surface of the gas diffusion medium. The micro porous layer has a plurality of channel layers penetrating the gas diffusion medium. One of the first property and the second property is hydrophilic, and the other is hydrophobic. | 11-24-2011 |
20120237677 | PATTERNING OF ULTRA-LOW REFRACTIVE INDEX HIGH SURFACE AREA NANOPARTICULATE FILMS - A method for forming a nanoporous film pattern on a substrate comprising imparting differential surface energy to a surface of a substrate to define first areas having a first surface energy conducive to maintenance of a nanoporous film thereon and second areas having a second surface energy non-conducive to maintenance of a nanoporous film thereon, said first and second areas defining a differential surface energy pattern on the substrate; depositing a nanoporous film precursor onto the differential surface energy pattern; and curing the nanoporous film precursor to form the nanoporous film pattern. | 09-20-2012 |
20120295027 | MESOPOROUS METAL OXIDE GRAPHENE NANOCOMPOSITE MATERIALS - A nanocomposite material formed of graphene and a mesoporous metal oxide having a demonstrated specific capacity of more than 200 F/g with particular utility when employed in supercapacitor applications. A method for making these nanocomposite materials by first forming a mixture of graphene, a surfactant, and a metal oxide precursor, precipitating the metal oxide precursor with the surfactant from the mixture to form a mesoporous metal oxide. The mesoporous metal oxide is then deposited onto a surface of the graphene. | 11-22-2012 |
20120328779 | STRUCTURE MADE OF GETTER MATERIAL HERMETICALLY PROTECTED DURING MANUFACTURING - Process for making a device comprising at least the following steps:
| 12-27-2012 |
20130224379 | METHOD FOR MANUFACTURING SHEET-SHAPED SEPARATION MEMBRANE - Provided is a method for manufacturing a sheet-shaped separation membrane that allows a sheet-shaped separation membrane having uniform separating ability to be manufactured at a high speed, the method comprising manufacturing a sheet-shaped separation membrane by forming a microporous layer on a porous substrate, wherein the method is characterized in having: a membrane-forming solution application step of coating a porous substrate with a membrane-forming solution in which a polymer is dissolved in a solvent, a congealing liquid application step of applying a congealing liquid by a liquid membrane drop method to the porous substrate coated with the membrane-forming solution, and a solvent removal step of removing the solvent from the congealed microporous layer. | 08-29-2013 |
20140178582 | COMPOSITE MEMBRANE FORMED FROM POLYMER BLEND INCLUDING SELF-ASSEMBLING BLOCK COPOLYMERS - A method for making a composite membrane including the formation of a porous discriminating layer upon a surface of a porous support, including the step of a) forming a polymer blend comprising: i) a “blending” polymer and ii) a block copolymer comprising durable segments that form a co-continuous phase with the blending polymer and fugitive segments that form self-assembled assembled micro-domains within the co-continuous phase, and b) removing at least a portion of the fugitive segments to yield pores having an average size of ≦0.5 μm. | 06-26-2014 |
20140322443 | REVERSE OSMOSIS SEPARTION MEMBRANE HAVING HIGH DEGREE OF SALT REJECTION AND HIGH PERMEATION FLUX AND METHOD OF MANUFACTURING THE SAME - A reverse osmosis separation membrane includes a minute, porous support, and a polyamide active layer formed on the minute, porous support and including at least one compound containing grapheme is disclosed. A method of manufacturing the reverse osmosis separation membrane is also disclosed. | 10-30-2014 |
20140329010 | HYBRID TFC RO MEMBRANES WITH NON-METALLIC ADDITIVES - A process for preparing a reverse osmosis membrane that includes: (A) providing a polyamine, a polyfunctional acid halide, and a flux increasing additive having the formula Z | 11-06-2014 |
20150010704 | DDR ZEOLITE SEED CRYSTAL, METHOD FOR PRODUCING SAME, AND METHOD FOR PRODUCING DDR ZEOLITE MEMBRANE - There are provided DDR type zeolite seed crystals capable of inhibiting generation of surplus DDR type zeolite crystals in the case of using the DDR type zeolite seed crystals as seed crystals upon forming a DDR type zeolite membrane on the surface of a porous support. The DDR type zeolite seed crystals have an average particle size of 0.05 to 1.5 μm; contain 90% or more of particles having an aspect ratio, which is obtained by dividing the maximum Feret's diameter by the minimum Feret's diameter, of 1 to 3; and have not more than 0.3 of a coefficient of variation of the square of the aspect ratio. | 01-08-2015 |
20150290591 | METHOD OF MAKING A SUPPORTED GAS SEPARATION MEMBRANE - Methods for preparing a gas separation membrane system can include depositing a gas-selective membrane layer upon a surface of a tubular porous support, annealing the gas-selective membrane layer to form an annealed gas-selective membrane layer, polishing the annealed gas-selective membrane layer under a controlled polishing condition to form an abraded membrane surface, depositing another gas-selective membrane layer upon the abraded membrane surface of the tubular porous support, and successively iterating the annealing, polishing and depositing operations until a leak-tight membrane system is formed. The controlled polishing condition comprises utilizing a rotary fibrous buff that includes a plurality of abrasive particles adhered to a fibrous support with a polymeric binder. | 10-15-2015 |
20150298066 | COMPOSITE POLYAMIDE MEMBRANE MADE USING SUBSTITUTED BENZAMIDE MONOMER - A method for making a composite polyamide membrane comprising a porous support and a thin film polyamide layer, wherein the method includes the steps of applying a polar solution comprising a polyfunctional amine monomer and a non-polar solution comprising a polyfunctional acyl halide monomer to a surface of a porous support and interfacially polymerizing the monomers to form a thin film polyamide layer. The method is characterized by including a substituted benzamide monomer within the non-polar solution. | 10-22-2015 |
20150306548 | COMPOSITE POLYAMIDE MEMBRANE MADE VIA INTERFACIAL POLYMERIZATION USING A BLEND OF NON-POLAR SOLVENTS - A method for making a composite polyamide membrane comprising a porous support and a thin film polyamide layer, wherein the method includes: i) applying a polar solution comprising a polyfunctional amine monomer, and a non-polar solution comprising a polyfunctional acyl halide monomer to a surface of a porous support and interfacially polymerizing the monomers to form a thin film polyamide layer, wherein the non-polar solution further comprises at least 50 vol % of a C | 10-29-2015 |
20150314243 | COMPOSITE POLYAMIDE MEMBRANE INCLUDING TRI-HYDROCARBYL PHOSPHATE - A method for making a composite polyamide membrane comprising a porous support and a thin film polyamide layer, wherein the method includes:i) applying a polar solution including a polyfunctional amine monomer and a non-polar solution including a polyfunctional acylhalide monomer to a surface of a porous support and interfacially polymerizing the monomers to form a thin film polyamide layer, and wherein at least one or both of the solutions further includes a tri-hydrocarbyl phosphate compound and ii) exposing the thin film polyamide layer to nitrous acid. | 11-05-2015 |
20160008767 | METHOD OF PRODUCING COMPOSITE FOR ACID GAS SEPARATION | 01-14-2016 |
20160008768 | METHOD OF PRODUCING COMPOSITE FOR ACID GAS SEPARATION | 01-14-2016 |
20160107114 | HONEYCOMB AIR FILTER AND METHODS THEREOF - An air filter, including:
| 04-21-2016 |
427246000 | Coagulating or jelling the coating | 2 |
20090269491 | Carbon-Polymer Electrochemical Systems and Methods of Fabricating Them Using Layer-by-Layer Technology - One aspect of the invention provides ion-exchange and gas-diffusion membranes, fabricated by a layer-by-layer approach, for use, e.g., in electrochemical cells; a process for making membrane electrode assemblies fabricated using porous frameworks, LBL composite membranes and LBL carbon-Polymer electrodes; and the application of the membrane and electrode assemblies to a variety of devices, both electrochemical and otherwise. | 10-29-2009 |
20120045580 | METHOD FOR MANUFACTURING A POROUS COMPOSITE MEMBRANE - Disclosed is a method for manufacturing a composite porous film having a stable film quality and a desired hollow shape by controlling the entrance of a film-forming resin solution into a hollow part of a hollow reinforcement support. The method is provided with a step of adhering a film-forming resin solution to the outer peripheral surface of the hollow reinforcement support and thereby forming a film intermediate, a step of adhering a coagulating liquid to the outer peripheral surface of the film intermediate, and a step of flowing the coagulating liquid along the outer peripheral surface of the film intermediate so that at least a part of the outermost interface of the coagulating liquid in the circumferential direction is a free surface and thereby coagulating the film-forming resin solution adhering to the outer peripheral surface of the hollow reinforcement support. | 02-23-2012 |