Patents Examined by Tabatha Penny
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Patent number: 9540763Abstract: A method includes coating a substrate to provide a flame resistant substrate. In an embodiment, the method includes exposing the substrate to a cationic solution to produce a cationic layer deposited on the substrate. The cationic solution includes cationic materials. The cationic materials include polymers, nanoparticles, or any combinations thereof. The method further includes exposing the cationic layer to an anionic solution to produce an anionic layer deposited on the cationic layer to produce a bilayer. The bilayer is the anionic layer and the cationic layer. The anionic solution includes layerable materials.Type: GrantFiled: March 3, 2010Date of Patent: January 10, 2017Assignee: The Texas A&M University SystemInventor: Jaime C. Grunlan
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Patent number: 9540764Abstract: A method includes coating a substrate to provide a flame resistant substrate. In an embodiment, the method includes exposing the substrate to a cationic solution to produce a cationic layer deposited on the substrate. The cationic solution comprises cationic materials. The cationic materials comprise a polymer, a colloidal particle, a nanoparticle, a nitrogen-rich molecule, or any combinations thereof. The method further includes exposing the cationic layer to an anionic solution to produce an anionic layer deposited on the cationic layer to produce a layer comprising the anionic layer and the cationic layer. The anionic solution comprises a layerable material.Type: GrantFiled: July 30, 2012Date of Patent: January 10, 2017Assignee: The Texas A&M University SystemInventor: Jaime C. Grunlan
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Patent number: 9540822Abstract: Roofing granules are prepared by coating granule cores with a coating material including composite nanoparticles and curing the coating layer to dissolve the aggregate binder and disperse the nanoparticles in the coating.Type: GrantFiled: November 19, 2010Date of Patent: January 10, 2017Assignee: CertainTeed CorporationInventors: Ming Liang Shiao, Gregory F. Jacobs, Sean X. Zhou
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Patent number: 9539612Abstract: A method includes coating a substrate to provide a flame resistant substrate. In an embodiment, the method includes exposing the substrate to a cationic solution to produce a cationic layer deposited on the substrate. The cationic solution comprises cationic materials. The cationic materials comprise a polymer, a colloidal particle, a nanoparticle, a nitrogen-rich molecule, or any combinations thereof. The method further includes exposing the cationic layer to an anionic solution to produce an anionic layer deposited on the cationic layer to produce a layer comprising the anionic layer and the cationic layer. The anionic solution comprises a layerable material.Type: GrantFiled: July 30, 2013Date of Patent: January 10, 2017Assignee: The Texas A&M University SystemInventor: Jaime C. Grunlan
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Patent number: 9514936Abstract: Manufacturing a particle may include inserting a supporting body into a receiving groove on a first substrate to accommodate a first surface of the supporting body into the receiving groove and to expose a second surface of the supporting body to outside; forming a first coating layer on the second surface; attaching a second substrate to the supporting body on which the first coating layer is formed; exposing the first surface of the supporting body on which the first coating layer is formed to outside, by separating the supporting body on which the first coating layer is formed and which is attached to the second substrate from the first substrate; forming a second coating layer on the first surface of the supporting body; and separating the supporting body, on which the first coating layer and the second coating layer are formed, from the second substrate.Type: GrantFiled: August 9, 2012Date of Patent: December 6, 2016Assignee: INDUSTRY-UNIVERSITY COOPERATION FOUNDATION SOGANG UNIVERSITYInventors: Kyung Byung Yoon, Phil Kook Son, Hye Ryeong Park
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Patent number: 9512043Abstract: Ceramic powders are coated with a layer of nanoparticles of multiple crystalline structures. These coatings can be obtained by means of the introduction of precursors in water in oil emulsions, which upon decomposition during its detonation, form the nanoparticles that adhere to the surface of the ceramic powder intended to coat. The later base ceramic powder can be synthesized during the emulsion detonation (W/O) or simply be directly placed in its composition. The properties of the obtained coating, such as thickness, adhesion, porosity and coated surface percentage, can be adjusted.Type: GrantFiled: October 13, 2008Date of Patent: December 6, 2016Assignee: INNOVNANO-MATERIAIS AVANCADOS, S.A.Inventors: João Manuel Calado Da Silva, Elsa Marisa Dos Santos Antunes
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Patent number: 9492805Abstract: Described herein are all-dry encapsulation methods that enable well-defined polymers to be applied around particles. One aspect of the invention relates to a method of coating a particle, comprising the steps of: placing said particle in a vessel at a pressure; rotating said vessel at a rotating speed for a period of time; mixing together a first gaseous monomer at a first flow rate, and a gaseous initiator at a second flow rate, thereby forming a mixture; introducing said mixture into said vessel via a vapor feedline; heating said mixture, thereby forming a reactive mixture; contacting said particle with said reactive mixture; thereby forming a polymer coating on said particle. The methods may be modified forms of initiated chemical vapor deposition using a thermally-initiated radical polymerization to create conformal coatings around individual particles while avoiding agglomeration. Particle surfaces may be coated with a range of functional groups.Type: GrantFiled: October 30, 2006Date of Patent: November 15, 2016Assignee: Massachusetts Institute of TechnologyInventors: Karen K. Gleason, Kenneth K. S. Lau
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Patent number: 9428825Abstract: One or more embodiments relates to a method of producing an MCrAlY bond coat comprising an MCrAlY layer in contact with a Y—Al2O3 layer. The MCrAlY layer is comprised of a ?-M solid solution, a ?-MAl intermetallic phase, and Y-type intermetallics. The Y—Al2O3 layer is comprised of Yttrium atoms coordinated with oxygen atoms comprising the Al2O3 lattice. The method comprises depositing an MCrAlY material on a substrate, applying an Y2O3 paste, and heating the substrate in a non-oxidizing atmosphere at a temperature between 400-1300° C. for a time sufficient to generate the Y—Al2O3 layer. Both the MCrAlY layer and the Y—Al2O3 layer have a substantial absence of Y2O3, YAG, and YAP phases.Type: GrantFiled: February 1, 2012Date of Patent: August 30, 2016Assignee: U.S. Department of EnergyInventors: Paul D. Jablonski, Jeffrey A. Hawk
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Patent number: 9340921Abstract: A process for manufacturing robust, flexible sheet-like material, includes the steps of a) applying a waxy composition to the web to form a waxed web; b) leading the waxed web via at least one roller to a chiller; c) cooling the waxed web; and d) leading the waxed web to a collection station for collecting the waxed web for further processing. The waxy composition comprises about 10-60 wt-% of a waxy compound and about 90-40 wt-% of a diluent. The waxy compound is selected from the group consisting of A) monoesters of a polyhydric aliphatic alcohol and a fatty acid; B) diesters of a polyhydric aliphatic alcohol and a fatty acid; and C) mixtures of said monoesters and diesters. The coating forms a stable liquid mixture at a temperature between about 35° C. and about 100° C., has a liquefaction temperature of at least about 30° C., and has a contact angle with a flat surface of the substrate of less than about 35° when measured at a temperature of 60° C.Type: GrantFiled: November 19, 2009Date of Patent: May 17, 2016Assignee: Johnson & Johnson Consumer Inc.Inventors: Paul Y. Fung, David Gubernick, Stephan M. Linkel, Ching-Yun M. Yang
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Patent number: 9341417Abstract: A heat-exchange medium for use in a regenerative thermal oxidizer has a coating of potassium aluminum silicate which prevents the build-up of silicon dioxide from processed gas on the surface of the ceramic heat-exchange media. The ceramic heat-exchange medium has 1% or less by weight of MgO based on the total medium weight and the coating has a thickness of from 0.2 to 0.4 mm. The coating consists of potassium aluminum silicate having a composition of about 4 to 8% by weight K2O, about 26 to 38% by weight Al2O3, and about 52 to 64% by weight SiO2 based on the total coating weight.Type: GrantFiled: August 24, 2011Date of Patent: May 17, 2016Inventors: Richard Greco, Vinod Kumar Jain
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Patent number: 9340727Abstract: A method for producing film-coated alkaline-earth metal silicate phosphor particles that can have improved light-emitting characteristics may include a coating film having high moisture resistance. Strontium-containing alkaline-earth metal silicate phosphor particles are pretreated with an alkaline-earth metal compound solution whose strontium compound concentration is 1 to 15% by mass with respect to the phosphor particles and whose pH is 6 or higher but 10 or lower. Then, a base layer of an aluminum organic metal compound is formed on the surface of the pretreated phosphor particles. Then, the phosphor particles are coated with a coating material composed of a partially-hydrolyzed condensate of a silane organic metal compound, and are then dried and heat-treated to form, on their surface, a coating film made of an amorphous inorganic compound mainly containing Si and O.Type: GrantFiled: May 24, 2012Date of Patent: May 17, 2016Assignee: SUMITOMO METAL MINING CO., LTD.Inventors: Shoji Takanashi, Yuji Takatsuka
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Patent number: 9211519Abstract: A method for making microparticles having an exterior surface that includes preparing a self-assembled arrangement of microparticles; contacting the self-assembled microparticles with a patch-forming agent resulting in a microparticle/patch-forming agent assembly having proximal regions between adjacent microparticles and/or proximal regions between a microparticle and another substrate, wherein the patch-forming agent is present in the proximal region; and condensing the patch-forming agent such that a pattern of a plurality of discrete patches of patch-forming agent are formed on the exterior surfaces of the microparticles at the proximal regions. A synthetic microsphere having an exterior spherical surface, wherein the exterior spherical surface comprises a first material and a plurality of discrete, uniformly-dimensioned, patches of a second bioactive material arranged in an orderly array over more than one hemisphere of the microsphere.Type: GrantFiled: October 7, 2010Date of Patent: December 15, 2015Assignee: University of Pittsburgh-of the Commonwealth System of Higher EducationInventors: Steven R. Little, Kaladhar Kamalasanan
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Patent number: 9149750Abstract: A composite structure includes a substrate with pores of a first mean pore size and a coating on at least one surface of that substrate. This coating has pores of a second mean pore size where the first mean pore size is equal to or greater than said second mean pore size. When the pore size of the coating is effective to capture particulate greater than 0.2 micron, the composite may be formed into a filter effective to remove microbes from a fluid medium. One method to form the porous coating on the substrate includes: (1) forming a suspension of sinterable particles in a carrier fluid and containing the suspension in a reservoir; (2) maintaining the suspension by agitation; (3) transferring the suspension to an ultrasonic spray nozzle; (4) applying a first coating of the suspension to the substrate; and (5) sintering the sinterable particles to the substrate.Type: GrantFiled: February 2, 2012Date of Patent: October 6, 2015Assignee: Mott CorporationInventors: James K. Steele, Wayne F. White, Alfred M. Romano, Kenneth L. Rubow
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Patent number: 9089992Abstract: Methods of manufacturing a honeycomb structure comprise the step of providing a honeycomb body having a multiplicity of cells extending therethrough between opposing end faces. The cells are defined by intersecting porous walls. The methods further include the steps of applying an after-applied skin layer on the honeycomb body and chamfering an edge of the after-applied skin. The chamfering step is performed on a wet after-applied skin layer.Type: GrantFiled: April 30, 2007Date of Patent: July 28, 2015Assignee: Corning IncorporatedInventors: Jeffrey J. Domey, John E. Graham, Dale R. Hess, Christopher J. Malarkey
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Patent number: 9045655Abstract: Coated articles comprising a decorative metal substrate and a transparent cured coating thereon containing inorganic particles in which the concentration of particles in the exposed surface region of the cured coating is greater than the bulk region of the coating. Preferably, the transparent coating is applied by electrodeposition.Type: GrantFiled: August 4, 2010Date of Patent: June 2, 2015Assignee: PPG Industries Ohio, Inc.Inventors: James E. Poole, Anthony D. Kulfan, Raphael O. Kollah
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Patent number: 9034431Abstract: A metallo-organic decomposition process for the preparation of intermetallic powders and films. A liquid mixture containing a first metal precursor and a second metal is heated to a temperature in a first temperature range so as to convert the first metal precursor to a first metal followed by heating to a temperature in a second temperature range so as to form an intermetallic compound by a solid state reaction between the first and second metals. The intermetallic compound can be used as a catalyst in cut filler and/or the filter of a cigarette.Type: GrantFiled: June 19, 2009Date of Patent: May 19, 2015Assignee: Philip Morris USA Inc.Inventors: Sarojini Deevi, Yezdi B. Pithawalla
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Patent number: 9028913Abstract: A method of preparing coated titanium dioxide particles is provided. The method can include forming an aqueous suspension of titanium dioxide particles having a pH of from about 5.0 to about 7.0; adding a zirconium oxide-forming solution to the suspension in an amount sufficient to decrease the pH of the suspension to about 4.0 or lower; forming a zirconium oxide coating on the titanium dioxide particles to form a suspension of coated particles; adding an aluminum oxide-forming solution to the suspension of coated particles in an amount sufficient to increase the pH of the suspension to about 9.0 or higher; and forming an aluminum oxide coating on the coated particles to form a product.Type: GrantFiled: October 1, 2007Date of Patent: May 12, 2015Assignee: The National Titanium Dioxide, Co. Ltd. (CRISTAL)Inventors: Sami M. Bashir, Fadi Mohammed Saeed Trabzuni, Ahmed V. Yaser
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Patent number: 8940364Abstract: A system, formulation and method for producing ceramic vacuum micro spheres utilizing a spray dryer having a top mounted atomizer rotary wheel and a side or bottom mounted dual fluid nozzle, forming microspheres by spraying solution from the top mounted atomizer rotary wheel and simultaneously coating the microspheres by spraying solution from the side or bottom mounted dual fluid nozzle, transferring the microspheres to a secondary heating unit, and drying the microspheres, all under vacuum of between 1 to 5 millibars.Type: GrantFiled: March 8, 2012Date of Patent: January 27, 2015Assignee: Xurex, Inc.Inventor: Bo H. Gimvang
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Patent number: 8940362Abstract: A method of manufacturing porous core-shell polymer particles having a nonporous shell including: providing a first organic solvent containing a dissolved polymer; dispersing the organic solvent in an aqueous phase containing a stabilizer to form an emulsion; adding the emulsion to a second organic solvent wherein the second organic solvent is miscible with water and the first organic solvent, and a non-solvent for the polymer; and evaporating the first and second organic solvents from the emulsion to form core-shell polymer particles. The method results in core-shell polymer particles comprising a common binder polymer for the core and the shell wherein the core has a porosity and the shell is non-porous. The particles have a porosity from 10 to 70 percent.Type: GrantFiled: October 11, 2007Date of Patent: January 27, 2015Assignee: Eastman Kodak CompanyInventors: Dennis J. Massa, Mridula Nair, Tamara K. Jones, Dale E. Hamilton
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Patent number: 8734895Abstract: In order to provide grease, oil and wax resistance to a paper substrate, a coating containing a binder, a filler material and calcium carbonate is used. The coating of the invention is essentially free from fluorocarbons, which are considered harmful to human and animal populations, and surfactants and other chemicals which may alter the color of the coated paper. The coated paper has a GE brightness level between approximately 50 and approximately 90, while providing superior grease, oil and wax resistance.Type: GrantFiled: August 20, 2010Date of Patent: May 27, 2014Assignee: Spectra-Kote CorporationInventor: Charles W. Propst, Jr.