Having Step Or Means Utilizing Chemical Property Patents (Class 977/895)
Cross-Reference Art Collections
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Patent number: 11768446Abstract: A method for producing a toner, including aggregating and coalescing resin particles and colorant particles. The resin particles contain a composite resin containing a polyester resin segment, an addition polymer resin segment which is an addition polymerized product of a raw material monomer containing a styrenic compound, and a structural unit derived from a bireactive monomer bonding to the polyester resin segment and the addition polymer resin segment via a covalent bond. The colorant particles contain a colorant and an addition polymer of a raw material monomer containing a styrenic compound. The addition polymer contains a structural unit derived from the styrenic compound in the main chain. A ratio by mass of the colorant to the addition polymer in the colorant particles is 50/50 or more and 95/5 or less.Type: GrantFiled: February 8, 2019Date of Patent: September 26, 2023Assignee: KAO CORPORATIONInventors: Shoichi Murata, Manabu Suzuki, Yuki Wakabayashi
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Patent number: 9034215Abstract: The present invention provides a noble metal fine particle with a protein adsorbed thereon, including a noble metal fine particle, and a protein adsorbed on a surface of the noble metal fine particle. The protein has an isoelectric point in a range of pH 4.0 to 7.5. An amount of the protein adsorbed is in a range of 3 to 55.1 wt % with respect to a total weight of the noble metal fine particle and the protein. The noble metal fine particle with a protein adsorbed thereon according to the present invention has excellent redispersibility.Type: GrantFiled: May 19, 2011Date of Patent: May 19, 2015Assignee: Nippon Sheet Glass Company, LimitedInventors: Ryohei Ogawa, Kiyoshi Miyashita, Masamichi Kezuka
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Patent number: 8993088Abstract: Methods for fabricating sublithographic, nanoscale microstructures in line arrays utilizing self-assembling block copolymers, and films and devices formed from these methods are provided. Semiconductor structures may include self-assembled block copolymer materials in the form of lines of half-cylinders of a minority block matrix of a majority block of the block copolymer. The lines of half-cylinders may be within trenches in the semiconductor structures.Type: GrantFiled: June 27, 2013Date of Patent: March 31, 2015Assignee: Micron Technology, Inc.Inventors: Dan B. Millward, Donald L. Westmoreland
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Patent number: 8945700Abstract: Methods for fabricating sublithographic, nanoscale microstructures in line arrays utilizing self-assembling block copolymers, and films and devices formed from these methods are provided. Semiconductor structures may include self-assembled block copolymer materials in the form of lines of half-cylinders of a minority block matrix of a majority block of the block copolymer. The lines of half-cylinders may be within trenches in the semiconductor structures.Type: GrantFiled: June 27, 2013Date of Patent: February 3, 2015Assignee: Micron Technology, Inc.Inventors: Dan B. Millward, Donald L. Westmoreland
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Patent number: 8940267Abstract: A method of purifying a nanodiamond powder includes preparing the nanodiamond powder, heating the nanodiamond powder at between 450° C. and 470° C. in an atmosphere including oxygen, performing a hydrochloric acid treatment on the heated nanodiamond powder, and performing a hydrofluoric acid treatment on the nanodiamond powder obtained after performing the hydrochloric acid treatment.Type: GrantFiled: June 28, 2012Date of Patent: January 27, 2015Assignees: The Arizona Board of Regents on Behalf of the University of Arizona, Canon Kabushiki KaishaInventors: Robert A. Norwood, Palash Gangopadhyay, Alexander Ashton Miles, Jun Kato, Shabnam Virji-Khalfan, Mamoru Miyawaki
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Patent number: 8906256Abstract: A nanometal dispersion and a method for preparing a nanometal dispersion are provided. The method comprises mixing a metal seed crystal aqueous solution, a polysaccharide aqueous solution, and a metal compound aqueous solution, followed by allowing the resulting mixture to conduct a reduction-oxidation reaction to form a nanometal. The produced nanometal dispersion comprises a polysaccharide and a nanometal. The polysaccharide is composed of N-actyl-D-glucosamine and glucuronic acid, and the nanometal has multimorphology.Type: GrantFiled: November 24, 2010Date of Patent: December 9, 2014Assignee: China Medical UniversityInventors: Chih-Wei Chou, Ko-Hsin Chang
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Patent number: 8865251Abstract: The present invention relates to a metal nanobelt and a method of manufacturing the same, and a conductive ink composition and a conductive film including the same. The metal nanobelt can be easily manufactured at a normal temperature and pressure without requiring the application of high temperature and pressure, and also can be used to form a conductive film or conductive pattern that exhibits excellent conductivity if the conductive ink composition including the same is printed onto a substrate before a heat treatment or a drying process is carried out at low temperature. Therefore, the metal nanobelt and the conductive ink composition may be applied very appropriately for the formation of conductive patterns or conductive films for semiconductor devices, displays, solar cells in environments requiring low temperature heating. The metal nanobelt has a length of 500 nm or more, a length/width ratio of 10 or more, and a width/thickness ratio of 3 or more.Type: GrantFiled: September 10, 2009Date of Patent: October 21, 2014Assignee: LG Chem, Ltd.Inventors: Won-Jong Kwon, Jae-Hong Kim, Sun-Mi Jin, Sang-Uck Lee, Young-Soo Lim
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Publication number: 20140227632Abstract: The present invention relates to hollow platinum nanoparticles with a diameter comprised between 3 and 20 nm which comprise a first central cavity and optionally at least one second cavity at the periphery of the first cavity, the shell of which is dense and single-crystal with a thickness comprised between 0.2 and 5 nm. The invention also relates to a method for manufacturing such nanoparticles, as well as to their use as an electrocatalyst in fuel cells.Type: ApplicationFiled: June 24, 2013Publication date: August 14, 2014Inventors: Audrey MONTAUT, Sandrine MOUTIN, Marian Julien CHATENET, Julien Frederic Christophe DURST, Frederic Thibaut MAILLARD, Laetitia Dubau
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Patent number: 8759053Abstract: The invention is directed to a method for producing non-oxide semiconductor nanoparticles, the method comprising: (a) subjecting a combination of reaction components to conditions conducive to microbially-mediated formation of non-oxide semiconductor nanoparticles, wherein said combination of reaction components comprises i) anaerobic microbes, ii) a culture medium suitable for sustaining said anaerobic microbes, iii) a metal component comprising at least one type of metal ion, iv) a non-metal component containing at least one non-metal selected from the group consisting of S, Se, Te, and As, and v) one or more electron donors that provide donatable electrons to said anaerobic microbes during consumption of the electron donor by said anaerobic microbes; and (b) isolating said non-oxide semiconductor nanoparticles, which contain at least one of said metal ions and at least one of said non-metals.Type: GrantFiled: February 3, 2009Date of Patent: June 24, 2014Assignees: UT-Battelle, LLC, University of Tennessee Research FoundationInventors: Tommy J. Phelps, Robert J. Lauf, Ji Won Moon, Adam J. Rondinone, Lonnie J. Love, Chad Edward Duty, Andrew Stephen Madden, Yiliang Li, Ilia N. Ivanov, Claudia Jeanette Rawn
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Patent number: 8753541Abstract: The molecule is prepared by capping phospholipid on a single gold nanoparticle (GNP). Since the thiol-related molecule bounded on GNP shows the characteristic of surface-enhanced Raman scattering (SERS), the phospholipid-capped gold nanoparticle (PLGNP) can be formed as a nanoprobe applied on the detection device integrating optics and chemistry and used in the fields of biomedicine, medical diagnosis and environment for detecting, such as solutions containing salts or proteins.Type: GrantFiled: August 16, 2010Date of Patent: June 17, 2014Assignee: National Tsing Hua UniversityInventors: Ja-An Ho, Si-Han Chen
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Patent number: 8741177Abstract: A method for producing aqueous compatible semiconductor nanoparticles includes binding pre-modified ligands to nanoparticles without the need for further post-binding modification to render the nanoparticles aqueous compatible. Nanoparticles modified in this way may exhibit enhanced fluorescence and stability compared to aqueous compatible nanoparticles produced by methods requiring post-binding modification processes.Type: GrantFiled: July 20, 2009Date of Patent: June 3, 2014Assignee: Nanoco Technologies Ltd.Inventors: Nigel Pickett, Mark C. McCairn
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Patent number: 8728197Abstract: A metron refers to a molecule which contains a pre-defined number of high affinity binding sites for metal ions. Metrons may be used to prepare homogenous populations of nanoparticles each composed of a same, specific number of atoms, wherein each particle has the same size ranging from 2 atoms to about ten nanometers.Type: GrantFiled: December 12, 2011Date of Patent: May 20, 2014Assignee: The United States of America, as represented by the Secretary of the NavyInventors: David A. Kidwell, Albert Epshteyn
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Publication number: 20140099513Abstract: A preparation method of silver nanostructure for use as substrate of surface-enhanced Raman scattering (SERS), which can ensure the ‘hot spot’, which provides the considerably very intense electromagnetic field in which the silver nano-structures have uniform average size and very strong forms of particles, by characterizing a variety of conditions such as, for example, concentration of AgNO3 and reductant, reaction temperature, stirring velocity, single dropwise addition quantity, dropwise addition rate, or total dropwise addition quantity, which were unpredictable in the conventional silver nanoparticle preparation method using AgNO3 aqueous solution and NaBH4 reductant, so that the preparation method can be advantageously applied for the mass production of silver nano-structures for use as substrate of SERS because the method can provide multimer form with enhanced SERS signals and reproducibility, and also ability to selectively control the particle size.Type: ApplicationFiled: October 1, 2013Publication date: April 10, 2014Applicant: KANGWON NATIONAL UNIVERSITY-INDUSTRY COOPERATION FOUNDATIONInventors: Chan Ho KWON, So Young EOM, Hong Lae KIM
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Patent number: 8679341Abstract: A method of concentrating nanoparticles, having the steps of: adding and mixing an extraction solvent with a nanoparticles-dispersion liquid that nanoparticles are dispersed in a dispersion solvent, thereby concentrating and extracting the nanoparticles into a phase of the extraction solvent, and removing the dispersion solvent by filter-filtrating a liquid of concentrated extract, in which the extraction solvent is substantially incompatible with the dispersion solvent, and the extract solvent can form an interface after the extraction solvent is mixed with the dispersion solvent and left the mixture still; further a method of deaggregating aggregated nanoparticles, having the steps of: applying two or more ultrasonic waves different in frequency to a liquid containing aggregated nanoparticles, and thereby fining and dispersing the aggregated nanoparticles.Type: GrantFiled: May 8, 2006Date of Patent: March 25, 2014Assignees: FUJIFILM Corporation, Tohoku UniversityInventors: Yousuke Miyashita, Hachiro Nakanishi, Hitoshi Kasai, Akito Masuhara
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Patent number: 8652430Abstract: The present invention provides an organic dispersion of inorganic platelets, which includes an organic solvent and H-form inorganic platelets dispersed therein. The H-form inorganic platelets have a particle size of between about 20 and 80 mm and the organic dispersion has a sold content of between about 1 and 20 wt %. A method for forming the organic dispersion is also provided.Type: GrantFiled: September 12, 2011Date of Patent: February 18, 2014Assignee: Industrial Technology Research InstituteInventors: Chih-Jen Yang, Chyi-Ming Leu, Chun-Wei Su
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Publication number: 20140033870Abstract: A method for separating metal nanoparticles from colloidal metal solution includes providing a colloidal metal solution, including a plurality of metal nanoparticles; mixing a precipitating agent with the colloidal metal solution for maintaining the power of hydrogen value (pH) of the colloidal metal solution in a specific value; keeping the colloidal metal solution stationary for a static time at an environmental temperature such that the metal nanoparticle precipitates from the colloidal metal solution, and the colloidal metal solution forms a supernatant and a precipitating liquid; separating a precipitate from the precipitating liquid by a filtering process; and liquid blasting the precipitate by a first solvent to obtain the metal nanoparticles.Type: ApplicationFiled: August 1, 2012Publication date: February 6, 2014Applicant: CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Ming-Tseh TSAY, Seng-Min CHANG
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Patent number: 8623415Abstract: A method of separating biologically ingestible microparticles is used to obtain biologically ingestible microparticles in a thin film fluid formed between two processing formed by a fluid to be processed containing at least a first solvent in which an objective substance to be pulverized is dissolved and a second solvent in which the solubility of the microparticles is lower than in the first solvent. The biologically ingestible microparticles are separated by a neutralization reaction in the thin film fluid.Type: GrantFiled: July 4, 2008Date of Patent: January 7, 2014Assignee: M. Technique Co., Ltd.Inventor: Masakazu Enomura
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Publication number: 20140004031Abstract: A method of purifying a nanodiamond powder includes preparing the nanodiamond powder, heating the nanodiamond powder at between 450° C. and 470° C. in an atmosphere including oxygen, performing a hydrochloric acid treatment on the heated nanodiamond powder, and performing a hydrofluoric acid treatment on the nanodiamond powder obtained after performing the hydrochloric acid treatment.Type: ApplicationFiled: June 28, 2012Publication date: January 2, 2014Applicants: Arizona Board of Regents on Behalf of The University of Arizona, CANON KABUSHIKI KAISHAInventors: Robert A. Norwood, Palash Gangopadhyay, Alexander Ashton Miles, Jun Kato, Shabnam Virji-Khalfan, Mamoru Miyawaki
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Publication number: 20130344421Abstract: The present invention relates to hollow platinum nanoparticles with a diameter comprised between 3 and 20 nm which comprise a first central cavity and optionally at least one second cavity at the periphery of the first cavity, the shell of which is dense and single-crystal with a thickness comprised between 0.2 and 5 nm. The invention also relates to a method for manufacturing such nanoparticles, as well as to their use as an electrocatalyst in fuel cells.Type: ApplicationFiled: June 24, 2013Publication date: December 26, 2013Inventors: Audrey MONTAUT, Sandrine MOUTIN, Marian Julien CHATENET, Julien Frederic Christophe DURST, Frederic Thibaut Maillard
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Patent number: 8609221Abstract: Methods for fabricating sublithographic, nanoscale microstructures arrays including openings and linear microchannels utilizing self-assembling block copolymers, and films and devices formed from these methods are provided. In some embodiments, the films can be used as a template or mask to etch openings in an underlying material layer.Type: GrantFiled: July 12, 2010Date of Patent: December 17, 2013Assignee: Micron Technology, Inc.Inventors: Dan B. Millward, Donald Westmoreland, Gurtej Sandhu
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Patent number: 8609060Abstract: A method of making carbon-coated nano- or micron-scale particles comprising entraining particles in an aerosol gas, providing a carbon-containing gas, providing a plasma gas, mixing the aerosol gas, the carbon-containing gas, and the plasma gas proximate a torch, bombarding the mixed gases with microwaves, and collecting resulting carbon-coated nano- or micron-scale particles.Type: GrantFiled: August 15, 2006Date of Patent: December 17, 2013Assignee: U.S. Department of EnergyInventors: W. Lee Perry, John C. Weigle, Jonathan Phillips
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Patent number: 8609142Abstract: The present disclosure generally relates to methods of making nanoparticles having about 0.2 to about 35 weight percent of a therapeutic agent; and about 10 to about 99 weight percent of biocompatible polymer such as a diblock poly(lactic) acid-poly(ethylene)glycol.Type: GrantFiled: December 13, 2012Date of Patent: December 17, 2013Assignee: BIND Therapeutics, Inc.Inventors: Greg Troiano, Michael Figa, Abhimanyu Sabnis
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Patent number: 8596466Abstract: A method of forming a nanotube grid includes placing a plurality of catalyst nanoparticles on a grid framework, contacting the catalyst nanoparticles with a gas mixture that includes hydrogen and a carbon source in a reaction chamber, forming an activated gas from the gas mixture, heating the grid framework and activated gas, and controlling a growth time to generate a single-wall carbon nanotube array radially about the grid framework. A filter membrane may be produced by this method.Type: GrantFiled: September 11, 2007Date of Patent: December 3, 2013Assignee: William Marsh Rice UniversityInventors: Robert H. Hauge, Ya-Qiong Xu, Sean Pheasant
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Patent number: 8518835Abstract: Some embodiments include methods of forming patterns utilizing copolymer. A copolymer composition is formed across a substrate. The composition includes subunits A and B, and will be self-assembled to form core structures spaced center-to-center by a distance of L0. The core structures are contained within a repeating pattern of polygonal unit cells. Distances from the core structures to various locations of the unit cells are calculated to determine desired distributions of subunit lengths.Type: GrantFiled: August 20, 2012Date of Patent: August 27, 2013Assignee: Micron Technology, Inc.Inventor: Scott E. Sills
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Patent number: 8518275Abstract: Methods for fabricating sub-lithographic, nanoscale microstructures in line arrays utilizing self-assembling block copolymers, and films and devices formed from these methods are provided.Type: GrantFiled: February 14, 2012Date of Patent: August 27, 2013Assignee: Micron Technology, Inc.Inventors: Dan B. Millward, Donald Westmoreland
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Patent number: 8506919Abstract: An object of this invention is to provide a fine powder of diamond particles of less than 50 nm with a narrow particle size range. The diamond is single crystalline and characterized with a lot of sharp edges and sharp points. Another object is to provide a method for efficiently producing such fine powder. The method comprises mechanically crushing a raw material of single crystalline diamond particles to prepare starting minute particles of diamond, then imparting hydrophilic quality to the surface of diamond particles. As hydrophilic the diamond particles are dispersed in water to form a slurry, which is set and kept weakly alkaline. The slurry is then subjected to a preliminary grading step, whereby the slurry is removed of a top particle size fraction of the diamond particles that has a D50 size of 60 nm or more. Eliminated of said top particle size fraction, the slurry is then diluted with water to regulate the diamond concentration to 0.1% (by weight) or less.Type: GrantFiled: January 1, 2006Date of Patent: August 13, 2013Inventors: Nobuyuki Saito, Hisao Shirasawa, Hiroshi Yamanaka, Hiroshi Ishizuka
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Publication number: 20130161066Abstract: The present invention provides a method for fabricating a carbon nanotube-loaded electrode enabling that hybrid carbon nanotubes comprising dendrimer-encapsulated metal nanoparticles covalently immobilized on carbon nanotubes via a first covalent bond are made and such hybrid carbon nanotubes are then covalently immobilized on a metal electrode coated with a self-assembled monolayer via a second covalent bond. Also provided is a carbon nanotube-loaded electrode made by the method. The electrode thus made possesses high durability, reactivity and stability.Type: ApplicationFiled: December 23, 2011Publication date: June 27, 2013Applicant: NATIONAL TAIWAN UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Toyoko Imae, Ampornphan Siriviriyanun
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Publication number: 20130144017Abstract: A method of preparing a catalyst comprising contacting an acidic colloidal silica suspension with a titanium-containing compound to form a mixture, adjusting the pH of mixture to about neutral to form a catalyst support, and contacting the catalyst support with chromium-containing compound to from a chromium-supported catalyst. A catalyst support prepared by contacting a colloidal silica suspension and a titanium-containing compound under acidic conditions to form a mixture, and contacting the mixture with a basic material in an amount sufficient to increase the pH of the mixture to about 7.Type: ApplicationFiled: December 2, 2011Publication date: June 6, 2013Applicant: CHEVRON PHILLIPS CHEMICAL COMPANY LPInventors: Max P. MCDANIEL, Kathy S. COLLINS
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Publication number: 20130137027Abstract: An organic photoconductor includes an inner charge generation layer for generating charges and an outer charge transport layer for facilitating charge transport. The charge transport layer comprises a semi-interpenetrating hole-transport polymer or oligomer network in which the polymer or oligomer is cross-linked. A process for forming a charge transport layer in an organic photoconductor is also provided.Type: ApplicationFiled: November 30, 2011Publication date: May 30, 2013Inventors: Zhang-Lin Zhou, Krzysztof Nauka, Hou T. Ng
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Patent number: 8450833Abstract: A semiconductor device is formed with sub-resolution features and at least one additional feature having a relatively larger critical dimension using only two masks. An embodiment includes forming a plurality of first mandrels, having a first width, and at least one second mandrel, having a second width greater than the first width, overlying a target layer using a first mask, forming sidewall spacers along the length and width of the first and second mandrels, forming a filler adjacent each sidewall spacer, the filler having the first width, removing the filler adjacent sidewall spacers along the widths of the first and second mandrels using a second mask, removing the sidewall spacers, and etching the target layer between the filler and the first and second mandrels, thereby forming at least two target features with different critical dimensions.Type: GrantFiled: August 20, 2010Date of Patent: May 28, 2013Assignee: GlobalFoundries Inc.Inventor: Ryoung-han Kim
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Publication number: 20130108678Abstract: Embodiments of the present disclosure, in one aspect, relate to compositions including a silver/silica nanocomposite, methods of making a silver/silica nanocomposite, methods of using a silver/silica nanocomposite, and the like.Type: ApplicationFiled: October 31, 2012Publication date: May 2, 2013Inventor: Swadeshmukul Santra
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Patent number: 8425982Abstract: Methods for fabricating arrays of nanoscaled alternating lamellar or cylinders in a polymer matrix having improved long range order utilizing self-assembling block copolymers, and films and devices formed from these methods are provided.Type: GrantFiled: March 21, 2008Date of Patent: April 23, 2013Assignee: Micron Technology, Inc.Inventor: Jennifer Kahl Regner
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Publication number: 20130093122Abstract: Described herein are synthesis schemes and methods for producing silicon based nanostructures and materials, including compositions and methods for synthesis of silicon-based nanowires and composites from three-component and four-component liquid silane/polymer inks. Materials and methods for producing silicon based micro and nanofibers that can be used in a variety of applications including material composites, electronic devices, sensors, photodetectors, batteries, ultracapacitors, and photosensitive substrates, and the like.Type: ApplicationFiled: October 5, 2012Publication date: April 18, 2013Applicant: NDSU RESEARCH FOUNDATIONInventor: NDSU RESEARCH FOUNDATION
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Patent number: 8414746Abstract: A method is provided for producing crystalline nanoparticle semiconductor material. The method includes the steps of mixing a precursor in a solvent to form a reaction mixture and subjecting the reaction mixture to microwave dielectric heating at sufficient power to achieve a superheating temperature of the reaction mixture. A growth-phase reaction is permitted to proceed, wherein nanoparticles are formed in the heated reaction mixture. The reaction is then quenched to substantially terminate nanoparticle formation.Type: GrantFiled: July 27, 2006Date of Patent: April 9, 2013Assignee: Florida State University Research Foundation, Inc.Inventors: Geoffrey F. Strouse, Jeffrey A. Gerbec
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Patent number: 8409449Abstract: Methods for fabricating sub-lithographic, nanoscale linear microchannel arrays over surfaces without defined features utilizing self-assembling block copolymers, and films and devices formed from these methods are provided. Embodiments of the methods use a multi-layer induced ordering approach to align lamellar films to an underlying base film within trenches, and localized heating to anneal the lamellar-phase block copolymer film overlying the trenches and outwardly over the remaining surface.Type: GrantFiled: December 27, 2011Date of Patent: April 2, 2013Assignee: Micron Technology, Inc.Inventors: Dan B. Millward, Eugene P. Marsh
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Patent number: 8404124Abstract: Methods for fabricating sublithographic, nanoscale microstructures arrays including openings and linear microchannels utilizing self-assembling block copolymers, and films and devices formed from these methods are provided. In some embodiments, the films can be used as a template or mask to etch openings in an underlying material layer.Type: GrantFiled: June 12, 2007Date of Patent: March 26, 2013Assignee: Micron Technology, Inc.Inventors: Dan B. Millward, Donald Westmoreland, Gurtej Sandhu
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Publication number: 20130069017Abstract: The present invention provides a noble metal fine particle with a protein adsorbed thereon, including a noble metal fine particle, and a protein adsorbed on a surface of the noble metal fine particle. The protein has an isoelectric point in a range of pH 4.0 to 7.5. An amount of the protein adsorbed is in a range of 3 to 55.1 wt % with respect to a total weight of the noble metal fine particle and the protein. The noble metal fine particle with a protein adsorbed thereon according to the present invention has excellent redispersibility.Type: ApplicationFiled: May 19, 2011Publication date: March 21, 2013Applicant: NIPPON SHEET GLASS COMPANY, LIMITEDInventors: Ryohei Ogawa, Kiyoshi Miyashita, Masamichi Kezuka
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Publication number: 20130052763Abstract: A method of manufacturing a nano-rod and a method of manufacturing a display substrate in which a seed including a metal oxide is formed. A nano-rod is formed by reacting the seed with a metal precursor in an organic solvent. Therefore, the nano-rod may be easily formed, and a manufacturing reliability of the nano-rod and a display substrate using the nano-rod may be improved.Type: ApplicationFiled: March 19, 2012Publication date: February 28, 2013Applicants: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION, SAMSUNG ELECTRONICS CO., LTD.Inventors: Tae-Young CHOI, Bo-Sung KIM, Kwang-Yeol LEE, See-Won KIM
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Patent number: 8372295Abstract: Methods for fabricating sublithographic, nanoscale arrays of openings and linear microchannels utilizing self-assembling block copolymers, and films and devices formed from these methods are provided. Embodiments of the invention use a self-templating or multilayer approach to induce ordering of a self-assembling block copolymer film to an underlying base film to produce a multilayered film having an ordered array of nanostructures that can be removed to provide openings in the film which, in some embodiments, can be used as a template or mask to etch openings in an underlying material layer.Type: GrantFiled: April 20, 2007Date of Patent: February 12, 2013Assignee: Micron Technology, Inc.Inventor: Dan B. Millward
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Publication number: 20130035471Abstract: The present invention relates to a new streptavidin muteins. This mutein is The muteins are capable of oligomerization to form tetramers, with relatively strong subunit interactions, dissociation constant (KD) for biotin in this mutein in the range of 10?7 to 10?8M, off-rate (koff) for the bound biotin in the streptavidin-biotin complex in the range of 10?4 sec?1, stable enough to allow reuse, and producible producable with reasonable production yield via secretion in a soluble functional state without the requirement of refolding streptavidin via the tedious and expensive denaturation and renaturation processes.Type: ApplicationFiled: October 13, 2011Publication date: February 7, 2013Inventors: Sui-Lam Wong, Sau-Ching Wu, Isabelle Barrette-Ng, Ken Ng
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Publication number: 20130030282Abstract: The present invention discloses Near Infrared (NIR) fluorescent albumin nanoparticles having a structure selected from a core structure or a core-shell structure. Also disclosed are a process of preparing these NIR fluorescent albumin nanoparticles, and a method of in vivo detection of pathologies, in particular cancer pathology, by using administering these NIR fluorescent albumin nanoparticles to a patient.Type: ApplicationFiled: July 17, 2012Publication date: January 31, 2013Applicant: BAR ILAN UNIVERSITYInventors: Shlomo Margel, Sarit Cohen, Enav Corem Salkmon, Michal Pellach
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Publication number: 20130008287Abstract: The invention provides a method for preparing nano silver particles comprising mixing polyvinyl pyrrolidone (PVP) and silver nitrate (AgNO3) in a solvent to form a reactive solution, heating the reactive solution to a temperature less than the boiling point of the solvent for the formation reaction of nano silver particles, adding an accelerating agent into the reactive solution during the formation reaction of the nano silver particles, and terminating the formation reaction when the size of the nano silver particles formed in the reaction solution reaches about 50 nm to 120 nm in diameter.Type: ApplicationFiled: February 3, 2012Publication date: January 10, 2013Applicant: BENQ MATERIALS CORPORATIONInventors: Tsung-Ju HSU, An-Ting KUO
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Publication number: 20120321683Abstract: The aim of the invention is to preserve the morphology of bicelles in high-water-content environments. For this purpose, the invention relates to a liposome comprising, in its internal aqueous medium, at least one bicelle. The bicelles concentration in said aqueous means is between 5 and 25% dry weight in relation to the end liposome. The invention also relates to the use of said liposomes for the encapsulation of active principles, as well as to the use thereof as a medicament or to produce a cosmetic product. The invention further relates to the method for obtaining said liposomes.Type: ApplicationFiled: February 28, 2011Publication date: December 20, 2012Inventors: Alfons De La Maza Rivera, Lucyana Barbosa, Olga López Serrano, Mercedes Cocera Núñez, Gelen Rodríguez Delgado, Laia Rubio Toledano, Ana María Planas Obradors, Guadalupe Soria Rodríguez
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Publication number: 20120308623Abstract: The present invention is directed to a composition comprising nanoparticles of TiO2 having a mean particle diameter (D50) of about 20-50 nm at a concentration of about 1-2000 g/L and H2O2 at a final concentration at about 2.5-25% by volume. The TiO2 particles are activated by the H2O2 in the composition to form radicals. The composition has antimicrobial and anti-inflammatory properties and may be used for e.g. wound debridement. The invention further concerns medical and cosmetic products and devices comprising the composition.Type: ApplicationFiled: December 15, 2010Publication date: December 6, 2012Inventors: Sebastien Francis Michel Taxt-Lamolle, S. Petter Lyngstadaas, Havard J. Haugen
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Publication number: 20120309887Abstract: A method of producing a carbon fiber composite material includes a first step and a second step. The first step includes oxidizing first carbon nanofibers produced by a vapor growth method to obtain second carbon nanofibers having an oxidized surface. The second step includes mixing the second carbon nanofibers into an elastomer, and uniformly dispersing the carbon nanofibers in the elastomer by applying a shear force to obtain the carbon fiber composite material. The second carbon nanofibers obtained by the first step have a surface oxygen concentration measured by X-ray photoelectron spectroscopy (XPS) of 2.6 to 4.6 atm %.Type: ApplicationFiled: August 3, 2012Publication date: December 6, 2012Applicant: NISSIN KOGYO CO., LTD.Inventors: Toru NOGUCHI, Hiroyuki UEKI, Shigeki INUKAI, Kenji TAKEUCHI, Satoshi IINOU
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Publication number: 20120297927Abstract: Branched nanowire preparation methods, compositions, and articles are disclosed. Such branched nanowires are useful for electronics and optical applications.Type: ApplicationFiled: May 1, 2012Publication date: November 29, 2012Inventor: David R. Whitcomb
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Publication number: 20120301350Abstract: Nanowire preparation methods, compositions, and articles are disclosed. Such methods which reduce metal ions to metal nanowires in the presence of aluminum or gallium ions, are capable of producing long, narrow, nanowires useful for electronics and optical applications.Type: ApplicationFiled: April 18, 2012Publication date: November 29, 2012Inventor: David R. Whitcomb
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Publication number: 20120301349Abstract: Methods of preparing metal nanowire are disclosed that employ quaternary phosphonium salts. Such processes can produce long and thin nanowires. Compositions and articles comprising such nanowires are useful in electronics applications.Type: ApplicationFiled: April 18, 2012Publication date: November 29, 2012Inventor: David R. Whitcomb
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Publication number: 20120294903Abstract: In accordance with the purpose(s) of the present disclosure, as embodied and broadly described herein, embodiments of the present disclosure, in one aspect, relate to methods of making nanostructures (e.g., nanoparticles, nanofibers), systems for making nanostructures, and the like.Type: ApplicationFiled: April 27, 2012Publication date: November 22, 2012Applicants: UNIVERSITY OF FLORIDA RESEARCH FOUNDATION, INC., The Board of Trustees of the Leland Stanford Junior UniversityInventors: Peng Guo, Charles R. Martin, Yaping Zhao, Richard N. Zare
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Patent number: 8304089Abstract: A metallic nanowire network synthesized using chemical reduction of a metal ion source by a reducing agent in the presence of a soft template comprising a tubular inverse micellar network. The network of interconnected polycrystalline nanowires has a very high surface-area/volume ratio, which makes it highly suitable for use in catalytic applications.Type: GrantFiled: December 13, 2007Date of Patent: November 6, 2012Assignee: Sandia CorporationInventors: Yujiang Song, John A. Shelnutt