Heat-exchange, Low-freezing Or Pour Point, Or High Boiling Compositions Patents (Class 252/71)
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Patent number: 12163049Abstract: A silicone release coating composition and method for its preparation and use are described. A release coating prepared by curing the silicone release coating composition has high immediate release force (>50 g/in). A release liner including the release coating is suitable for use as a transfer liner in processes for making composites articles, such as aircraft parts.Type: GrantFiled: September 11, 2020Date of Patent: December 10, 2024Assignee: Dow Silicones CorporationInventors: Lori Dehlin, Mike Ferritto, Timothy Mitchell, Sze-Sze Ng, Dianna Proffit, Randall G. Schmidt, Hannah Wedge
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Patent number: 12148912Abstract: A vehicle thermal management system mounted in a vehicle includes a vehicle driving battery, a liquid heat transfer medium, a heat receiver, and a radiator. The heat receiver causes the heat transfer medium to receive heat through heat exchange with the battery. The radiator causes the heat transfer medium to release the heat through heat exchange with an air outside of the vehicle. The heat transfer medium includes a liquid base material including water and an orthosilicic acid ester compatible with the liquid base material and does not include an ionic rust inhibitor. The orthosilicic acid ester is present, as a concentration of silicon, relative to a total mass of the heat transfer medium within a range between 2000 mass ppm, non-inclusive, and 10000 mass ppm, inclusive.Type: GrantFiled: June 23, 2021Date of Patent: November 19, 2024Assignee: DENSO CORPORATIONInventors: Takuya Fuse, Kouji Inagaki, Ryuta Kobayakawa, Shinya Kasamatsu, Saori Nakajima
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Patent number: 12134582Abstract: Methods of producing silicon carbide, and other metal carbide materials. The method comprises reacting a carbon material (e.g., fibers, or nanoparticles, such as powder, platelet, foam, nanofiber, nanorod, nanotube, whisker, graphene (e.g., graphite), fullerene, or hydrocarbon) and a metal or metal oxide source material (e.g., in gaseous form) in a reaction chamber at an elevated temperature ranging up to approximately 2400° C. or more, depending on the particular metal or metal oxide, and the desired metal carbide being produced. A partial pressure of oxygen in the reaction chamber is maintained at less than approximately 1.01×102 Pascal, and overall pressure is maintained at approximately 1 atm.Type: GrantFiled: February 19, 2021Date of Patent: November 5, 2024Assignee: ADVANCED CERAMIC FIBERS, LLCInventors: John E. Garnier, George W. Griffith
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Patent number: 11866371Abstract: The present disclosure relates to a heating element, wherein at least one part of the heating element is manufactured from a molybdenum disilicide composition and wherein in the molybdenum disilicide composition, molybdenum is substituted by chromium according to (Mo1-xCrx)Si2 and x is in the range of 0.16?x?0.19.Type: GrantFiled: March 15, 2019Date of Patent: January 9, 2024Assignee: Sandvik Intellectual Property ABInventors: Erik Ström, Petter Lindblom
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Patent number: 11814567Abstract: Provided is a heat storage material, consisting of a thermo-sensitive polymer gel formed of a thermo-sensitive polymer and a solvent selected from the group consisting of water, an organic solvent, and a mixture thereof, wherein the hydrophilicity and hydrophobicity of the heat storage material reversibly change to each other across the lower critical solution temperature thereof, and in the process of the change, the solvent in the thermo-sensitive polymer gel maintains a liquid state.Type: GrantFiled: March 26, 2019Date of Patent: November 14, 2023Assignee: MITSUBISHI ELECTRIC CORPORATIONInventor: Hideharu Nobutoki
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Patent number: 11576373Abstract: Apparatus are provided for preventing the formation of ice crystals in a biological sample containing a non-Newtonian fluid as a cryopreservation medium. The apparatus may be used to prevent ice formation during cryopreservation of biological samples, or during warming of cryopreserved biological samples, by changing the viscosity of the non-Newtonian fluid. The apparatus (200) comprises a housing (202) for a container (212) containing the biological sample (214) and the non-Newtonian fluid, and a device (204) for inducing a change in viscosity of the cryopreservation medium. The change in viscosity may be increased by inducing shear thickening of the cryopreservation medium, or the change in viscosity may be decreased by inducing shear thinning of the cryopreservation medium. Possible viscosity-changing devices comprise a tapping device, a piston, a rotating device, a compression device, a sound generating device, a permanent magnet or a electromagnetic field generating device.Type: GrantFiled: March 28, 2018Date of Patent: February 14, 2023Assignee: Asymptote Ltd.Inventors: Peter James Kilbride, Stephen Lamb, George John Morris
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Patent number: 11208536Abstract: The present invention relates to blowing agent compositions comprising at least one hydrofluoroolefin (HFO) selected from cis- and/or trans-1,3,3,3-tetrafluoropropene (HFO-1234ze) and at least one hydrochlorofluoroolefin (HCFO) selected from cis- and/or trans-1-chloro-3,3,3-trifluoropropene (HCFO-1233zd) used in the preparation of foamable thermoplastic compositions. The blowing agent compositions are useful in the production of low density insulating foams with improved k-factor.Type: GrantFiled: May 8, 2020Date of Patent: December 28, 2021Assignee: Arkema Inc.Inventor: Benjamin Bin Chen
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Patent number: 11193719Abstract: A body of heat transfer fluid circulates in a first loop through an indirect screw-type thermal processor, a rundown tank, a pump, a heater and a fill tank, continuously heating the processor. With the pump operating, a first vertical distance between the fill tank bottom and the processor under the influence of gravity sets a minimum fluid pressure at the processor; a stem pipe opening in the fill tank at a second vertical distance above the processor sets a maximum pressure. With the pump inactive, the entire body of fluid passively drains to the rundown tank. Supplying the fluid may entail melting a salt, hydrating a salt, or both; such may be done in the rundown tank before circulation through the processor begins. A hydrated salt may be circulated, then heated and dehydrated, to gradually warm the processor. A dehydrated salt may be rehydrated and then stored; this may be done in the rundown tank after ceasing circulation through the processor.Type: GrantFiled: December 3, 2017Date of Patent: December 7, 2021Inventors: John Potee Whitney, Preston Ochs Whitney
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Patent number: 11091680Abstract: A heat transport fluid includes a base fluid; and solid particles which are dispersed in the base fluid, have an average particle diameter of 200 to 400 nm, and have a potential difference of 35 mV or more from the base fluid, and a heat transport device uses the heat transport fluid.Type: GrantFiled: December 11, 2017Date of Patent: August 17, 2021Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Shunsuke Hashimoto, Koichi Kurazono
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Patent number: 10988655Abstract: In accordance with the present subject matter there is provided a composition including at least one nanoparticle, at least one alkali metal salt and a metal salt having water of crystallization. The subject matter also relates to a method for preparation of the composition.Type: GrantFiled: June 17, 2016Date of Patent: April 27, 2021Assignee: HINDUSTAN PETROLEUM CORPORATION LTD.Inventors: Kandoth Madathil Pramod, Kanaparthi Ramesh, Peddy Venkat Chalapathi Rao, Nettem Venkateswarlu Choudary
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Patent number: 10965104Abstract: A spark plug capable of avoiding a discharge member bonded to a base material from peeling off easily is provided. The spark plug includes: a first electrode including a base material and a discharge member having at least a portion thereof bonded to the base material with a diffusing layer interposed therebetween; and a second electrode facing the discharge member with a spark gap interposed therebetween. The base material contains 50 mass % or more of Ni, 8 mass % or more and 40 mass % or less of Cr, 0.05 mass % or more and 2 mass % or less of Si, 0.01 mass % or more and 2 mass % or less of Al, 0.01 mass % or more and 2 mass % or less of Mn, 0.01 mass % or more and 0.1 mass % or less of C, and 0.001 mass % or more and 0.04 mass % or less of Fe.Type: GrantFiled: September 3, 2019Date of Patent: March 30, 2021Assignee: NGK Spark Plug Co., Ltd.Inventors: Daisuke Sumoyama, Kazuki Ito
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Patent number: 10927268Abstract: The present application refers to a novel coating compound and more specifically to a novel coating compound comprising 75% of an aluminum containing compound and 25% of a carbon containing compound, where said aluminum containing compound may either be graphene or graphene oxide and said carbon containing compound may either be graphene or graphene oxide. Upon reading this specification, it should be appreciated that, under appropriate circumstances, considering such issues as user preferences, design preference, structural requirements, marketing preferences, cost, available materials, technological advances, etc., other graphene arrangements such as, for example, graphene oxide, etc., may be sufficient.Type: GrantFiled: August 4, 2016Date of Patent: February 23, 2021Inventor: Tevian Parnell
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Patent number: 10723661Abstract: The present invention is to provide an economical and efficient method of reducing drying shrinkage of a cement-based hardened body without requiring the cost and/or the labor and time. A cement-based hardened body is impregnated with a solution containing urea or a solution containing sulfate together with urea. An impregnation treatment may be by a method of coating or spraying the cement-based hardened body with the solution, or alternatively, immersing the cement-based hardened body in the solution containing both urea and sulfate for a predetermined period of time. The solution containing both urea and sulfate may be a solution prepared simply by dissolving both urea and sulfate in water.Type: GrantFiled: October 2, 2017Date of Patent: July 28, 2020Assignees: UTSUNOMIYA UNIVERSITY, DPS BRIDGE WORKS CO., LTD., MIZOGUCHIJIGYO CO., LTD.Inventors: Hiromi Fujiwara, Shinichi Takemoto, Yoshikatsu Sasaki
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Patent number: 10633252Abstract: A surface-modified inorganic substance is obtained by performing surface modification on a inorganic nitride by using an aldehyde compound such as a compound represented by General Formula I. A resin composition contains the surface-modified inorganic substance and a monomer having a group selected from the group consisting of an oxetanyl group, an oxiranyl group, and a (meth)acrylate group. ZZ—XX—CHO??General Formula I In the formula, ZZ represents a group selected from the group consisting of an amino group, a thiol group, a hydroxyl group, an isocyanate group, a carboxyl group, a carboxylic acid anhydride group, an oxetanyl group, an oxiranyl group, and a (meth)acrylate group, and XX represents a divalent linking group.Type: GrantFiled: July 25, 2018Date of Patent: April 28, 2020Assignee: FUJIFILM CorporationInventors: Seiichi Hitomi, Keita Takahashi
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Patent number: 10464874Abstract: The present invention relates to novel compounds containing fluorinated end groups, to the use thereof as surface-active substances, and to compositions comprising these compounds.Type: GrantFiled: February 18, 2015Date of Patent: November 5, 2019Assignee: Merck Patent GmbHInventors: Reiner Friedrich, Julian Osthoff
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Patent number: 10396263Abstract: Disclosed is surface-treated thermoelectric powder which may be used for manufacturing a Skutterudite-based thermoelectric material with improved thermoelectric performance. The thermoelectric powder may include a core portion having one or more Skutterudite particles, and a coating portion having a Ni-containing material and coated on at least a part of a surface of the core portion.Type: GrantFiled: December 16, 2015Date of Patent: August 27, 2019Assignee: LG CHEM, LTD.Inventors: Jae-Ki Lee, Tae-Hoon Kim, Cheol-Hee Park, Kyung-Moon Ko, Chee-Sung Park, Myung-Jin Jung
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Patent number: 10266738Abstract: A nanofluid composed of a base fluid and a solid nanocomposite particle, where the solid nanocomposite particle consists of a carbon nanotube and a metal oxide nanoparticle selected from the group consisting of Fe2O3, Al2O3, and CuO. The metal oxide nanoparticle is affixed inside of or to the outer surface of the carbon nanotube, and the solid nanocomposite particle is homogeneously dispersed in the base fluid. The heat transfer and specific heat capacity properties of the nanofluid are measured using differential scanning calorimetry and heat exchanger experiments with different nanocomposite concentrations and different metal oxide percent loadings.Type: GrantFiled: July 13, 2018Date of Patent: April 23, 2019Assignee: King Fahd University of Petroleum and MineralsInventors: Muataz Ali Atieh, Abdallah Darweesh Manasrah, Usamah Ahmad Al-Mubaiyedh, Tahar Laoui, Rached Ben-Mansour
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Patent number: 10224068Abstract: A magnetic storage medium is formed of magnetic nanoparticles that are encapsulated within nanotubes, which are arranged in a substrate to facilitate the reading and writing of information by a read/write head. The substrate may be flexible or rigid. Information is stored on the magnetic nanoparticles via the read/write head of a storage device. These magnetic nanoparticles are arranged into data tracks to store information through encapsulation within the carbon nanotubes. As carbon nanotubes are bendable, the carbon nanotubes may be arranged on flexible or rigid substrates, such as a polymer tape or disk for flexible media, or a glass substrate for rigid disk. A polymer may assist holding the nanoparticle-filled carbon tubes to the substrate.Type: GrantFiled: January 28, 2016Date of Patent: March 5, 2019Assignee: Gula Consulting Limited Liability CompanyInventor: Tyson York Winarski
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Patent number: 10182514Abstract: In an example, a thermal interface material (TIM) structure is disclosed. The TIM structure includes a first thermal interface material layer and a second thermal interface material layer. The second thermal interface material layer at least partially overlaps the first thermal interface material layer.Type: GrantFiled: June 27, 2016Date of Patent: January 15, 2019Assignee: International Business Machines CorporationInventors: Mark K. Hoffmeyer, Phillip V. Mann
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Patent number: 10138404Abstract: A nanofluid composed of a base fluid and a solid nanocomposite particle, where the solid nanocomposite particle consists of a carbon nanotube and a metal oxide nanoparticle selected from the group consisting of Fe2O3, Al2O3, and CuO. The metal oxide nanoparticle is affixed inside of or to the outer surface of the carbon nanotube, and the solid nanocomposite particle is homogeneously dispersed in the base fluid. The heat transfer and specific heat capacity properties of the nanofluid are measured using differential scanning calorimetry and heat exchanger experiments with different nanocomposite concentrations and different metal oxide percent loadings.Type: GrantFiled: July 13, 2018Date of Patent: November 27, 2018Assignee: King Fahd University of Petroleum and MineralsInventors: Muataz Ali Atieh, Abdallah Darweesh Manasrah, Usamah Ahmad Al-Mubaiyedh, Tahar Laoui, Rached Ben-Mansour
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Patent number: 10077391Abstract: A nanofluid composed of a base fluid and a solid nanocomposite particle, where the solid nanocomposite particle consists of a carbon nanotube and a metal oxide nanoparticle selected from the group consisting of Fe2O3, Al2O3, and CuO. The metal oxide nanoparticle is affixed inside of or to the outer surface of the carbon nanotube, and the solid nanocomposite particle is homogeneously dispersed in the base fluid. The heat transfer and specific heat capacity properties of the nanofluid are measured using differential scanning calorimetry and heat exchanger experiments with different nanocomposite concentrations and different metal oxide percent loadings.Type: GrantFiled: January 29, 2018Date of Patent: September 18, 2018Assignee: King Fahd University of Petroleum and MineralsInventors: Muataz Ali Atieh, Abdallah Darweesh Manasrah, Usamah Ahmad Al-Mubaiyedh, Tahar Laoui, Rached Ben-Mansour
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Patent number: 9913524Abstract: Cosmetics packaging and applicators including a gel based tip are described. Gel applicators may or may not be provided with a through-hole. In various embodiments, the gel may be a stand-alone gel or may be encapsulated in a membrane. The gel applicator provides a soft feel and may have cooling effect as well. In some embodiments, the applicator is mounted to a platform or a hollow insert and coupled to a container housing the cosmetics product.Type: GrantFiled: February 17, 2015Date of Patent: March 13, 2018Assignee: HCT Group Holdings LimitedInventors: Denis Pierre Maurin, Nicholas Gardner, Armando Villarreal
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Patent number: 9845295Abstract: Triphenylethylene compounds of formula (II) as dual aromatase inhibitors and selective estrogen receptors modulators are described. Also described are methods for treating patients of breast cancers, and patients of breast cancer comorbid with osteoporosis, using the described triphenylethylence compounds or pharmaceutical formulations thereof.Type: GrantFiled: November 22, 2016Date of Patent: December 19, 2017Assignee: PURDUE RESEARCH FOUNDATIONInventors: Mark S Cushman, Wei Lv, Li-Ming Zhao
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Patent number: 9815955Abstract: The present invention relates to blowing agent compositions comprising tetrafluoropropene (HFO) and at least one co-blowing agent selected from carbon dioxide, water, alkanes and an alcohol used in the preparation of foamable thermoplastic compositions having low density. The HFOs include, but are not limited too, cis- and/or trans-1,3,3,3-tetrafluoropropene (HFO-1234ze), 2,3,3,3-tetrafluoropropene (HFO 1234yf), or mixtures thereof. The blowing agent compositions are useful in the production of low density insulating foams with improved R value.Type: GrantFiled: January 28, 2010Date of Patent: November 14, 2017Assignee: Arkema Inc.Inventor: Brett L. Van Horn
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Patent number: 9701782Abstract: The present invention relates to poured-in place polyurethane foams and polyol premixes comprising 1-chloro-3,3,3-trifluoropropene (HFCO-1233zd) and one or more additional co-blowing agents.Type: GrantFiled: April 6, 2015Date of Patent: July 11, 2017Assignee: HONEYWELL INTERNATIONAL INC.Inventors: Yiu Keung Ling, David J. Williams
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Patent number: 9666310Abstract: Systems and methods for accident tolerant oxide fuel. One or more disks can be placed between fuel pellets comprising UO2, wherein such disks possess a higher thermal conductivity material than that of the UO2 to provide enhanced heat rejection thereof. Additionally, a cladding coating comprising zircaloy coated with a material that provides stability and high melting capability can be provided. The pellets can be configured as annular pellets having an annulus filled with the higher thermal conductivity material. The material coating the zircaloy can be, for example, Zr5Si4 or another silicide such as, for example, a Zr-Silicide that limits corrosion. The aforementioned higher thermal conductivity material can be, for example, Si, ZrxSiy, Zr, or Al2O3.Type: GrantFiled: March 19, 2013Date of Patent: May 30, 2017Assignee: U.S. Department of EnergyInventor: Robert D. Mariani
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Patent number: 9627259Abstract: A device manufacturing method according to an embodiment includes forming a film on the second surface side of a substrate having a first surface and the second surface, forming a trench in part of the substrate from the first surface side, while leaving the film to remain, and injecting a substance onto the film from the second surface side, to remove the film at the portion on the second surface side of the trench.Type: GrantFiled: October 30, 2015Date of Patent: April 18, 2017Assignee: Kabushiki Kaisha ToshibaInventor: Masamune Takano
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Patent number: 9586825Abstract: Embodiments described herein relate generally to the large scale production of functionalized graphene. In some embodiments, a method for producing functionalized graphene includes combining a crystalline graphite with a first electrolyte solution that includes at least one of a metal hydroxide salt, an oxidizer, and a surfactant. The crystalline graphite is then milled in the presence of the first electrolyte solution for a first time period to produce a thinned intermediate material. The thinned intermediate material is combined with a second electrolyte solution that includes a strong oxidizer and at least one of a metal hydroxide salt, a weak oxidizer, and a surfactant. The thinned intermediate material is then milled in the presence of the second electrolyte solution for a second time period to produce functionalized graphene.Type: GrantFiled: May 24, 2016Date of Patent: March 7, 2017Assignee: Group NanoXplore Inc.Inventors: Marie Bozalina, Philippe Perret, Soroush Nazarpour
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Patent number: 9441178Abstract: This invention relates to carbon-based materials as anti-friction and anti-wear additives for advanced lubrication purposes. The materials comprise carbon nanotubes suspended in a liquid hydrocarbon carrier. Optionally, the compositions further comprise a surfactant (e.g., to aid in dispersion of the carbon particles). Specifically, the novel lubricants have the ability to significantly lower friction and wear, which translates into improved fuel economies and longer durability of mechanical devices and engines.Type: GrantFiled: March 24, 2014Date of Patent: September 13, 2016Assignee: UChicago Argonne, LLCInventors: Vilas G. Pol, Michael M. Thackeray, Kuldeep Mistry, Ali Erdemir
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Patent number: 9234070Abstract: A blowing agent for thermosetting foams is disclosed. The blowing agent is predominately the trans isomer of the hydrochlorofluoroolefin (HCFO) HFCO-1233zd alone or in combination with a hydrofluoroolefin (HFO), hydrofluorocarbon (HFC), hydrochlorofluoroolefin (HCFO), a hydrocarbon. The blowing agent is effective as a blowing agent in the manufacture of thermosetting foams.Type: GrantFiled: October 11, 2012Date of Patent: January 12, 2016Assignee: Arkema Inc.Inventors: Benjamin Bin Chen, Maher Y. Elsheikh, Philippe Bonnet, Brett L. Van Horn, Joseph S. Costa
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Patent number: 9228071Abstract: A blowing agent for thermosetting foams is disclosed. The blowing agent is a hydrofluoroolefin (HCFO), preferably HFCO-1234ze in combination with a hydrochlorofluoroolefin (HCFO) preferably one selected from HCFO-1233zd, HCFO-1223, HCFO-1233xf and mixtures thereof. The blowing agent is effective as a blowing agent in the manufacture of thermosetting foams.Type: GrantFiled: June 16, 2014Date of Patent: January 5, 2016Assignee: Arkema Inc.Inventors: Benjamin Bin Chen, Joseph S. Costa, Philippe Bonnet, Maher Y. Elsheikh, Brett L. Van Horn
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Patent number: 9177691Abstract: An electrorheological fluid comprises a nanoparticle composition comprising a nanoparticle, uncoated or coated with a polymeric or metallic coating and covalently bonded to or coated on a surface of a polymeric or inorganic particle; and a dielectric fluid having a dielectric constant lower than that of the nanoparticle composition. A nanoparticle composition also comprises a carbon-based nanoparticle, covalently bonded to or coated on a surface of a conjugated polymer particle or inorganic particle, wherein the nanoparticle composition is a dielectric material.Type: GrantFiled: September 19, 2011Date of Patent: November 3, 2015Assignee: Baker Hughes IncorporatedInventors: Terry R. Bussear, Soma Chakraborty, Michael H. Johnson
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Patent number: 9150772Abstract: The present invention relates to flameless heating apparatus for food products. In particular, the present invention relates to an improved potentially exothermic mixture/blend for such heaters and to a meal package including foods, and heating apparatus. It is known to have food products such as rations for back-packer, adventurers and military forces which comprise hermetically sealed packages of food which can be heated without flame, on demand. Such food products and apparatus are collectively referred to as Meals-Ready-to-Eat (“MRE”). In addition to the above uses, the products can be used as emergency rations for shelters and for heating of non-food products. Currently MRE packages yield hydrogen as a by-product. The present invention seeks to improve the efficiency of the reaction. In accordance with the present invention, there is provided a composition operable to provide thermal output with no or an insignificant production of any flammable gasses.Type: GrantFiled: April 16, 2012Date of Patent: October 6, 2015Inventor: James Richard Allan Pollock
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Patent number: 9133383Abstract: The present invention concerns a mixture of inorganic nitrate salts, comprising LiNO3, NaNO3, KNO3 and CsNO3 wherein the LiNO3 content ranges from 17.5% by weight to 21.6% by weight, the NaNO3 content ranges from 10% by weight to 11% by weight, the KNO3 content ranges from 27.7% by weight to 32.6% by weight, the CsNO3 content ranges from 35.8% by weight to 43.8% by weight, including the interval bounds.Type: GrantFiled: February 10, 2012Date of Patent: September 15, 2015Assignee: ENI S.P.A.Inventors: Carla Lazzari, Tamara Passera, Lino Carnelli
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Patent number: 9133382Abstract: A nitrate salt composition comprising A) an alkali metal nitrate and optionally an alkali metal nitrite in a total amount in the range from 90 to 99.84% by weight and B)an alkali metal compound selected from the group B1) alkali metal oxide, B2) alkali metal carbonate, B3) alkali metal compound which decomposes into alkali metal oxide or alkali metal carbonate in the temperature range from 250° C. to 600° C., B4) alkali metal hydroxide MetOH, in which Met is lithium, sodium, potassium, rubidium, cesium, B5) alkali metal peroxide Met2O2, in which Met is lithium, sodium, potassium, rubidium, cesium, and B6) alkali metal superoxide MetO2, in which Met is sodium, potassium, rubidium, cesium, in a total amount in the range from 0.16 to 10% by weight, in each case based on the nitrate salt composition.Type: GrantFiled: April 10, 2013Date of Patent: September 15, 2015Assignee: BASF SEInventors: Jürgen Wortmann, Michael Lutz, Ter Maat Johan, Kerstin Schierle-Arndt, Stephan Maurer, Michael Ladenberger, Karolin Geyer, Florian Garlichs
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Patent number: 9080089Abstract: An article of manufacture and method of preparation thereof. The article of manufacture and method of making the article includes an eutectic salt solution suspensions and a plurality of nanocrystalline phase change material particles having a coating disposed thereon and the particles capable of undergoing the phase change which provides increase in thermal energy storage. In addition, other articles of manufacture can include a nanofluid additive comprised of nanometer-sized particles consisting of copper decorated graphene particles that provide advanced thermal conductivity to heat transfer fluids.Type: GrantFiled: September 26, 2012Date of Patent: July 14, 2015Assignee: UChicago Argonne, LLCInventors: Dileep Singh, Sreeram Cingarapu, Elena V. Timofeeva, Michael Moravek
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Publication number: 20150144834Abstract: A composition comprising a fluid, and a material dispersed in the fluid, the material made up of particles having a complex three dimensional surface area such as a sharp blade-like surface, the particles having an aspect ratio larger than 0.7 for promoting kinetic boundary layer mixing in a non-linear-viscosity zone. The composition may further include an additive dispersed in the fluid. The fluid may be a thermopolymer material. A method of extruding the fluid includes feeding the fluid into an extruder, feeding additives into the extruder, feeding a material into the extruder, passing the material through a mixing zone in the extruder to disperse the material within the fluid wherein the material migrates to a boundary layer of the fluid to promote kinetic mixing of the additives within the fluid, the kinetic mixing taking place in a non-linear viscosity zone.Type: ApplicationFiled: November 20, 2014Publication date: May 28, 2015Inventor: WILLIAM L. JOHNSON, SR.
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Publication number: 20150137026Abstract: The invention relates to boron nitride agglomerates, comprising hexagonal boron nitride primary particles, wherein the hexagonal boron nitride primary particles are connected to one another by means of an inorganic binding phase comprising at least one nitride and/or oxynitride. The invention also relates to a method for producing such boron nitride agglomerates, wherein boron nitride starting powder in the form of boron nitride primary particles is mixed with binding-phase raw materials, processed into granules or moulded bodies and these are then subjected to a temperature treatment at a temperature of at least 1000° C. in a nitriding atmosphere, and the obtained granules or moulded bodies are comminuted and/or fractionated if necessary. The boron nitride agglomerates according to the invention are suitable as a filler for polymers to be used for producing polymer-boron nitride composite materials.Type: ApplicationFiled: March 19, 2013Publication date: May 21, 2015Inventors: Martin Engler, Krishna B. Uibel
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Publication number: 20150137347Abstract: An adhesive composition comprising silver particles containing silver atoms and zinc particles containing metallic zinc, wherein the silver atom content is 90 mass % or greater and the zinc atom content is from 0.01 mass % to 0.6 mass %, with respect to the total transition metal atoms in the solid portion of the adhesive composition.Type: ApplicationFiled: June 14, 2013Publication date: May 21, 2015Inventors: Hideo Nakako, Toshiaki Tanaka, Michiko Natori, Dai Ishikawa, Hiroshi Matsumoto
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Publication number: 20150132511Abstract: In a known composite material with a fused silica matrix there are regions of silicon-containing phase embedded. In order to provide a composite material which is suitable for producing components for use in high-temperature processes for heat treatment even when exacting requirements are imposed on impermeability to gas and on purity, it is proposed in accordance with the invention that the composite material be impervious to gas, have a closed porosity of less than 0.5% and a specific density of at least 2.19 g/cm3, and at a temperature of 1000° C. have a spectral emissivity of at least 0.7 for wavelengths between 2 and 8 ?m.Type: ApplicationFiled: November 11, 2013Publication date: May 14, 2015Applicant: HERAEUS QUARZGLAS GMBH & CO. KGInventors: Gerrit Scheich, Christian Schenk, Frank Wessely, Nadine Tscholitsch, Christian Neumann, Stephan Moritz, Dirk Michel, Ashur Atanos
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Publication number: 20150132565Abstract: A method of forming a composite material for use in multi-modal transport includes providing three-dimensional graphene having hollow channels, enabling a polymer to wick into the hollow channels of the three-dimensional graphene, curing the polymer to form a cured three-dimensional graphene, adding an active material to the cured three-dimensional graphene to form a composite material, and removing the polymer from within the hollow channels. A composite material formed according to the method is also provided.Type: ApplicationFiled: November 13, 2014Publication date: May 14, 2015Inventors: Ian Salmon McKay, Sungwoo Yang, Evelyn N. Wang, Hyunho Kim
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Patent number: 9023234Abstract: An aqueous heat treatment liquid composition exhibiting a favorable rust resistance with a high cooling capability and a high uneven-cooling resistance is provided. The aqueous heat treatment liquid composition contains a hyperbranched polyglycerol. A mass average absolute molecular weight of the aqueous heat treatment liquid composition is preferably in a range of 5,000 to 500,000. When the aqueous heat treatment liquid composition is used for quenching of a metallic component, the aqueous heat treatment liquid composition can exhibit a favorable rust resistance with a high cooling capability and a high uneven-cooling resistance.Type: GrantFiled: February 22, 2011Date of Patent: May 5, 2015Assignee: Idemitsu Kosan Co., Ltd.Inventors: Katsumi Ichitani, Fumiaki Takagi, Masami Yamanaka
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Publication number: 20150115195Abstract: A process for preparing a carbon-carbon composite including the steps of: (a) providing a curable low viscosity aromatic epoxy resin liquid formulation, wherein the formulation has a neat viscosity of less than 10,000 mPa-s at 25° C. prior to adding optional components, prior to curing, and prior to carbonizing; and wherein the formulation being cured has a carbon yield of at least 35 wt % disregarding the weight of the carbon matrix and any optional components present in the composition; (b) contacting a carbon matrix with the formulation of step (a); (c) curing the contacted carbon matrix of step (b); and (d) carbonizing the cured carbon matrix of step (c) to form a carbon-carbon composite; and a carbon-carbon composite made by the process.Type: ApplicationFiled: May 17, 2013Publication date: April 30, 2015Inventors: Hamed Lakrout, Maurice J. Marks, Ludovic Valette
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Patent number: 9017808Abstract: A method of manufacturing a thermal interface material, comprising providing a sheet comprising nano-scale fibers, the sheet having at least one exposed surface; and stabilizing the fibers with a stabilizing material disposed in at least a portion of a void space between the fibers in the sheet. The fibers may be CNT's or metallic nano-wires. Stabilizing may include infiltrating the fibers with a polymerizable material. The polymerizable material may be mixed with nano- or micro-particles. The composite system may include two films, with the fibers in between, to create a sandwich. Each capping film may include two sub films: a palladium film closer to the stabilizing material to improve adhesion; and a nano-particle film for contact with a device to be cooled or a heat sink.Type: GrantFiled: March 12, 2009Date of Patent: April 28, 2015Assignee: The Research Foundation for The State University of New YorkInventors: Hao Wang, Bahgat Sammakia, Yayong Liu, Kaikun Yang
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Publication number: 20150111045Abstract: A graphene oxide-ceramic hybrid coating layer formed from a graphene oxide-ceramic hybrid sol solution that includes graphene oxide (GO) and a ceramic sol and a method of preparing the coating layer are provided. A content of graphene oxide in the graphene oxide-ceramic hybrid coating layer is about 0.002 to about 3.0 wt % based on the total weight of the graphene oxide-ceramic hybrid coating layer.Type: ApplicationFiled: December 31, 2013Publication date: April 23, 2015Applicants: Korea Institute of Ceramic Engineering and Technology, HYUNDAI MOTOR COMPANYInventors: Kwang Il Chang, Chul Kyu Song, Dha Hae Kim, Seung Hun Hur
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Patent number: 9010318Abstract: The present invention provides systems and methods for transferring heat using a variable composition organic heat transfer fluid that remains liquid over a wide operating temperature range useful for solar heating applications. Variable composition heat transfer fluids of the present invention comprise a miscible mixture, optionally a completely miscible mixture, of a high boiling point component selected for its beneficial high temperature physical properties, and a low freezing point component selected for its beneficial low temperature physical properties. In some embodiments, the low freezing point component is removed from the heat transfer fluid as the heat transfer fluid is heated, for example by being removed in the vapor phase, thereby selectively varying the composition and physical properties (e.g., vapor pressure, boiling point, etc.) of the heat transfer fluid as a function of temperature.Type: GrantFiled: September 3, 2010Date of Patent: April 21, 2015Assignee: Wisconsin Alumni Research FoundationInventor: Thatcher W. Root
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Patent number: 9005471Abstract: A heat transfer fluid comprising a carrier fluid and a nano-additive is provided. The heat transfer fluid is manufactured by dispersing the nano-additive in the carrier fluid. The nano-additive comprises nano-particles having a porous structure that provides dispersion stability of the nano-additive in the heat transfer fluid. The nano-additive structure has an aspect ratio of about 1.0 to about 10,000, a porosity of about 40% to about 85%, a density of about 0.4 g/cc to about 3.0 g/cc, an average pore diameter of about 0.1 nanometer to about 100 nanometers, and a specific surface area of about 1 m2/g to about 4000 m2/g. The nano-additive increases the heat transfer efficiency of the heat transfer fluid and also reduces the moisture content of the heat transfer fluid.Type: GrantFiled: January 19, 2011Date of Patent: April 14, 2015Assignee: Dynalene Inc.Inventor: Satish Chandra Mohapatra
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Patent number: 9003797Abstract: A method is provided for converting heat from a heat source to mechanical energy. The method comprises heating a working fluid using heat supplied from the heat source; and expanding the heated working fluid to lower the pressure of the working fluid and generate mechanical energy as the pressure of the working fluid is lowered. The method is characterized by using a working fluid comprising HFC-245eb and optionally Z-HFO-1336mzz. A power cycle apparatus containing a working fluid to convert heat to mechanical energy is also provided. The apparatus is characterized by containing a working fluid comprising HFC-245eb and optionally Z-HFO-1336mzz. A working fluid comprising HFC-245eb and optionally Z-HFO-1336mzz is also provided. The working fluid (i) further comprises E-HFO-1336mzz, (ii) has a temperature above its critical temperature, or both (i) and (ii).Type: GrantFiled: November 1, 2012Date of Patent: April 14, 2015Assignee: E l du Pont de Nemours and CompanyInventor: Konstantinos Kontomaris
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Patent number: 9005751Abstract: Fibers containing nano-sized diamond and platinum nanocolloid, and bedding formed thereby.Type: GrantFiled: September 12, 2008Date of Patent: April 14, 2015Assignees: Venex Co., Ltd, Vision Development Co., LtdInventors: Tadamasa Fujimura, Taichi Nakamura, Shigeru Shiozaki
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Patent number: 8999192Abstract: A process for transferring heat from a heat source to a heat sink, comprising using as heat transfer medium a composition comprising: at least one fluorinated fluid free from functional groups (fluid (H)); at least one functional (per)fluoropolyether (functional PFPE(1)) comprising recurring units (R1), said recurring units comprising at least one ether linkage in the main chain and at least one fluorine atom (fluoropolyoxyalkylene chain), and at least one functional end group chosen between —COOH and —CONH2; at least one functional (per)fluoropolyether (functional PFPE(2)) comprising recurring units (R1) as defined above and at least one functional end group chosen between —COCF3 and its hydroxylated derivative —C(OH)2CF3.Type: GrantFiled: September 22, 2009Date of Patent: April 7, 2015Assignee: Solvay Specialty Polymers Italy S.p.A.Inventors: Pier Antonio Guarda, Gianfranco Spataro, Padmanabhan Srinivasan, Giuseppe Marchionni