Patents Examined by Ronak C Patel
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Patent number: 11975972Abstract: Provided is a carbon material that is large in specific surface area, and moreover, capable of easily forming an electrode film even when any binder is substantially not contained. Provided is a carbon material that has a BET specific surface area of 100 m2/g or more, with the weight of the carbon material remaining on a sieve after shaking being 90% by weight or more with respect to 100% by weight of the carbon material put in the sieve, when 0.2 g of the carbon material packed in a cylindrical syringe of 2 cm in diameter is compressed at a pressure of 16 kN, the whole of the compressed carbon material is taken out from the syringe and put in the sieve with an aperture of 4.75 mm, and the sieve is shaken for 1 minute.Type: GrantFiled: July 30, 2019Date of Patent: May 7, 2024Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Takuya Wada, Naoki Sasagawa
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Patent number: 11967716Abstract: Disclosed is a hollow sulfide microsphere with enriched sulfur vacancies, which is prepared by a method comprising the steps of: dissolving cobalt nitrate and nickel nitrate in a mixed solution of N, N-dimethylformamide and acetone with an equal volume; then adding a chelating agent thereto, subjecting a resulting mixture to a solvothermal reaction to obtain a coordination polymer microsphere; dissolving the coordination polymer microsphere and a sulfurization agent in an organic solvent, and reacting to obtain a hollow sulfide microsphere; and subjecting the hollow sulfide microsphere to reduction treatment with sodium borohydride, centrifuging, washing and drying to obtain the hollow sulfide microsphere with enriched sulfur vacancies having a particle size of 1-2.5 ?m, a shell thickness of 15-30 nm and a specific capacity of the material of 763.4 C g?1 (current density is 1 A g?1).Type: GrantFiled: January 26, 2022Date of Patent: April 23, 2024Assignee: Beijing Institute of TechnologyInventors: Ziqiang Shao, Shuai Jia, Jie Wei, Zhen Huang, Baixue Gong
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Patent number: 11951550Abstract: A cemented carbide including tungsten carbide grains and a binder phase, in which a total content of the tungsten carbide grains and the binder phase in the cemented carbide is no less than 80 vol %, a content of the binder phase in the cemented carbide is no less than 0.1 vol % and no more than 20 vol %, in a histogram showing distribution of orientation differences between adjacent pairs each consisting of two of the tungsten carbide grains adjacent to each other in the cemented carbide, a first peak is present in a class of the orientation differences of no less than 29.5° and less than 30.5°.Type: GrantFiled: January 20, 2022Date of Patent: April 9, 2024Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Yasuki Kido, Katsumi Okamura, Takashi Sekiya
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Patent number: 11945196Abstract: A polymeric film, sheet, or extrusion coating is formed as a multilayered structure having at least one A layer and at least one B layer. The polymeric film, sheet, or extrusion coating is able to include at least 30% recycled content resin while also exhibiting improved stiffness and strength relative to films with purely virgin polymers. One embodiment of the present invention further presents improved oxygen barrier properties relative to existing films, sheets, or extrusion coatings. Due to the strong structural properties, the polymeric film, sheet, or extrusion coating allows for the inclusion of recycled content into applications where recycled content has previously not been able to be included, such as flexible food, pharmaceutical, or cosmetics packaging.Type: GrantFiled: February 2, 2022Date of Patent: April 2, 2024Assignee: PEAK NANO FILMS, LLCInventors: Michael Ponting, Wendy Hoenig, Stephen Mark Hoenig
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Patent number: 11912849Abstract: The present invention is directed to granules comprising a fiber reinforced composition (C), said composition comprising a propylene polymer (PP), an elastomeric ethylene copolymer (E) and long fibers (LF).Type: GrantFiled: December 4, 2018Date of Patent: February 27, 2024Assignee: Borealis AGInventors: Michael Jerabek, Wolfgang Stockreiter, Thomas Lummerstorfer
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Patent number: 11897775Abstract: Nitric oxide-releasing materials, methods of making nitric oxide-releasing materials, and uses of nitric oxide-releasing materials are provided. The nitric oxide-releasing materials include a mesoporous silica core and an outer surface having a plurality of nitric oxide donors. In an exemplary aspects, the nitric oxide-releasing material includes a mesoporous diatomaceous earth core, and an outer surface having a plurality of S-nitroso-N-acetyl-penicillamine groups covalently attached thereto. Uses of the nitric oxide-releasing materials can include coatings for medical devices such as catheters, grafts, and stents; wound gauzes; acne medications; and antiseptic mouthwashes; among others.Type: GrantFiled: August 11, 2021Date of Patent: February 13, 2024Assignee: University of Georgia Research Foundation, Inc.Inventors: Hitesh Handa, Marcus Goudie, Jitendra Pant, Bryan Grommersch, Sean Hopkins
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Patent number: 11895952Abstract: An agricultural and horticultural film that does not raise a temperature of an atmosphere such as a greenhouse by using the agricultural and horticultural film in the greenhouse, etc., while absorbing infrared rays from the sunlight and warming the soil, the film having an infrared absorbing layer containing infrared absorbing material ultrafine particles, wherein the infrared absorbing material ultrafine particles are composite tungsten oxide ultrafine particles, and the composite tungsten oxide ultrafine particles have a XRD peak top intensity ratio value of 0.13 or more based on an XRD peak intensity ratio value of 1 on plane of a silicon powder standard sample (640c produced by NIST).Type: GrantFiled: June 19, 2018Date of Patent: February 13, 2024Assignee: SUMITOMO METAL MINING CO., LTD.Inventors: Hirofumi Tsunematsu, Takeshi Chonan
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Patent number: 11891542Abstract: Alpha-Alumina flakes having a particle thickness of 130-400 nm, a D50-value of 15-30 ?m, a D90-value of 30-45 ?m and a D10-value of <9.5 ?m. Use of the alumina flakes in varnishes, paints, automotive coatings printing inks, masterbatches, plastics and cosmetic formulations. Also, use of the alumina flakes as a substrate for effect pigments and in organic dyes.Type: GrantFiled: April 21, 2022Date of Patent: February 6, 2024Assignee: MERCK PATENT GMBHInventors: Ryuta Suzuki, Gerhard Pfaff, Sabine Schoen, Noriyuki Matsuda, Katsuhisa Nitta
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Patent number: 11894171Abstract: Provided is an Al-containing hexagonal ferrite magnetic powder which produces an excellent durability-improving effect on a magnetic recording medium, wherein uniform pulverization of the magnetic powder can be easily achieved by dispersion treatment in preparation of a magnetic coating material even in cases where the magnetic powder has a small primary particle size or has a composition which is likely to produce hard secondary particles. The magnetic powder for a magnetic recording medium is an Al-containing hexagonal ferrite magnetic powder having an Al/Fe molar ratio of 0.030 to 0.200, and has a particle size distribution in which the volume ratio of particles having a particle size of 30 ?m or more as measured by a laser diffraction particle size distribution analyzer with a dispersion pressure of 100 kPa is 5.0% or less, and an activation volume Vact of 1800 nm3 or less.Type: GrantFiled: November 14, 2019Date of Patent: February 6, 2024Assignees: DOWA ELECTRONICS MATERIALS CO., LTD., FUJIFILM CORPORATIONInventors: Hirohisa Omoto, Shuji Kaneda, Satoshi Shiki, Hiroyuki Suzuki, Toshio Tada
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Patent number: 11891541Abstract: Alpha-Alumina flakes having a particle thickness of 130-400 nm, a D50-value of 15-30 ?m, a D90-value of 30-45 ?m and a D10-value of <9.5 ?m. Use of the alumina flakes in varnishes, paints, automotive coatings printing inks, masterbatches, plastics and cosmetic formulations. Also, use of the alumina flakes as a substrate for effect pigments and in organic dyes.Type: GrantFiled: April 14, 2022Date of Patent: February 6, 2024Assignee: MERCK PATENT GMBHInventors: Ryuta Suzuki, Gerhard Pfaff, Sabine Schoen, Noriyuki Matsuda, Katsuhisa Nitta
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Patent number: 11873383Abstract: Vanadium oxide nanomaterial composite compositions and substrates including films comprising vanadium oxide nanomaterial composite compositions are described. A film and composition generally including a polymeric matrix; and a crystalline vanadium oxide nanomaterial dispersed in the polymeric matrix, wherein the crystalline vanadium oxide nanomaterial comprises a smallest dimension between about 100 nm and about 5 nm.Type: GrantFiled: June 28, 2018Date of Patent: January 16, 2024Assignee: THE TEXAS A&M UNIVERSITY SYSTEMInventors: Sarbajit Banerjee, Kate E. Pelcher, Nathan A. Fleer
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Patent number: 11867694Abstract: The present invention relates to latex particles for measurement reagents, said latex particles having a coefficient of variation in particle diameters of 10% or less and an average particle diameter of 250 to 1000 nm. Each of the latex particles contains 20% by weight or more of a compound having a refractive index of 1.60 or more. The depth of a supernatant is 5 mm or less when a liquid dispersion having a solid matter concentration of 1% by weight, which is prepared by dispersing the latex particles in ultrapure water, is placed in a tubular 10-ml measuring cylinder having a body inner diameter of 10.8 mm and is then allowed to leave for 10 days. According to the particles, a measurement of a measurement sample can be performed at a high sensitivity even when the concentration of a substance to be tested in the measurement sample is low.Type: GrantFiled: May 24, 2018Date of Patent: January 9, 2024Assignee: SEKISUI MEDICAL CO., LTD.Inventors: Satoru Sugimoto, Takeshi Wakiya, Shinichiro Kitahara, Maasa Yaji, Yuya Inaba
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Patent number: 11855284Abstract: A positive electrode active material precursor for a non-aqueous electrolyte secondary battery, including-nickel composite hydroxide particles, is provided, wherein a cross section of each nickel composite hydroxide particle includes voids, and an average value of a ratio of an area of the voids in an area of each of the plurality of regions partitioned by predetermined boundary lines, is greater than or equal to 0.5% and less than or equal to 5.0%, and a standard deviation of the ratio of the area of the voids in the area of each of the plurality of regions partitioned by the predetermined boundary lines, is less than or equal to 1.0.Type: GrantFiled: November 27, 2018Date of Patent: December 26, 2023Assignee: SUMITOMO METAL MINING CO., LTD.Inventors: Kenji Tashiro, Kentaro Sogabe
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Patent number: 11834579Abstract: A copper oxide coated pigment including a particle having an outer surface, and a layer of copper oxide on the outer surface. The pigment has a reflectivity of electromagnetic radiation in a visible spectrum less than or equal to 5%, and a reflectivity of electromagnetic radiation in a near-IR and LiDAR spectrum greater than or equal to 5%. The particle is cobalt oxide or carbon black. A method for forming copper oxide coated particles includes combining a precipitating agent with a solution of copper nitrate and particles, forming coated particles. The particles are cobalt oxide or carbon black. Washing the particles, obtaining washed coated particles, and filtering the washed coated particles, obtaining filtered coated particles. Drying the filtered coated particles, obtaining dried coated particles, and calcining the dried coated particles to form the copper oxide coated particles.Type: GrantFiled: February 5, 2021Date of Patent: December 5, 2023Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Songtao Wu, Krishna Gunugunuri, Debasish Banerjee
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Patent number: 11796725Abstract: In these metal oxide microparticles, surfaces of microparticles of a metal oxide are modified by a fatty acid having 5 or more and 14 or less carbon atoms and having a branched chain, the metal oxide is metal oxides of a plurality of kinds of metals selected from the group consisting of Zn, In, Sn, and Sb, and an average particle diameter of the microparticles is 80 nm or less. In a dispersion for forming an infrared-shielding film, the metal oxide microparticles are dispersed in a hydrophobic solvent, and a light transmittance in a wavelength range of 800 nm to 1,100 nm is 20% or more and less than 70%.Type: GrantFiled: March 18, 2019Date of Patent: October 24, 2023Assignee: MITSUBISHI MATERIALS CORPORATIONInventors: Satoko Higano, Miho Shoji
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Patent number: 11783975Abstract: Described herein is a nanocrystalline ferrite having the formula Ni1?x?yMyCoxFe2+zO4, wherein M is at least one of Zn, Mg, Cu, or Mn, x is 0.01 to 0.8, y is 0.01 to 0.8, and z is ?0.5 to 0.5, and wherein the nanocrystalline ferrite has an average grain size of 5 to 100 nm. A method of forming the nanocrystalline ferrite can comprise high energy ball milling.Type: GrantFiled: October 13, 2020Date of Patent: October 10, 2023Assignee: ROGERS CORPORATIONInventors: Li Zhang, Yajie Chen
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Patent number: 11772981Abstract: Provided is a stannous oxide powder that can be suitably used for supplying tin ions, and has improved solubility and at the same time has an improved handling property. A stannous oxide powder comprising stannous oxide and inevitable impurities, wherein a content of stannous oxide in a dry mass is 99.9% by mass or more; a specific surface area is from 0.1 to 1.0 m2/g; a TAP density is from 2 to 4 g/cm; a 50% particle diameter is from 30 to 60 ?m; and an angle of repose is from 10 to 33°.Type: GrantFiled: April 11, 2019Date of Patent: October 3, 2023Assignee: JX Metals CorporationInventor: Koichi Takemoto
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Patent number: 11767382Abstract: A resin composition for molding having excellent heat resistance, hardness, cost-effectiveness, and biodegradability is provided by using an amorphous resin material component extracted from plant-derived wood. The resin composition is a hemicellulose monomer obtained by applying a methacrylation reaction or acrylation reaction to a hemicellulose or hemicellulose derivative and has a molecular structure in which a methacrylic group or acryloyl group is bonded to the hemicellulose or hemicellulose derivative. This hemicellulose monomer has excellent injection moldability.Type: GrantFiled: December 5, 2019Date of Patent: September 26, 2023Assignee: Hemicellulose Ltd.Inventors: Seiji Morita, Jin Nasukawa, Kenichi Sato, Laksmi Kusumawardhani
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Patent number: 11760851Abstract: A cast film, for use in monolayer and multilayer applications, having an outstanding inherent cling property is disclosed. Additionally, a multilayer cast film utilizing a cast film component layer prepared from a Ziegler-Natta catalyzed ethylene and alpha-olefin copolymer is disclosed, wherein the cast film component layer has a cling force of at least 200 grams-force per inch width at 200% pre-stretch, a slow puncture resistance of greater than 50 J/mm, and a TD tear strength of greater than 450 g/mil, with no cling additives present in the cast film component layer.Type: GrantFiled: June 30, 2014Date of Patent: September 19, 2023Assignee: Formosa Plastics Corporation, U.S.A.Inventors: Chih-Jian Chen, Honglan Lu, Guangxue Xu, Ming-Yung Lee, Raj Ranjan
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Patent number: 11738351Abstract: Disclosed herein are systems and methods for processing waste egg shells into (i) a first product including calcified egg shell particles having diameters of 3 ? or less, and (ii) a second product including calcified egg shell particles having diameters in a range from about 3 ? to about 7 ?. The first product may be used as a CaCO3 substitute for paint compositions and plastics compositions. The second product may be used as a CaCO3 blasting media substitute for use with abrasive blasting equipment.Type: GrantFiled: January 31, 2022Date of Patent: August 29, 2023Assignee: Eggshellerate Inc.Inventor: Jack Maendel