NANOMATERIALES DE CARBONO

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1 29 Resultados Datos actualizados a 02/01/2018 [17:04:00] Solicitudes publicadas en los últimos 60 días (excluida automoción) / Applications published in the last 60 days (Automotion publications excluded) SOLAR CELLS HAVING NANOWIRE TITANIUM OXIDE AND/OR SILICON CARBIDE CORES AND GRAPHENE SHELLS Nº publicación EP A1 27/12/2017 DIMEROND TECH LLC [US] GRUEN DIETER M [US] There is provided a modality of solar energy conversion comprising: a plurality of cores consisting essentially of a wide band-gap material, wherein each core has at least one bisectional dimension that does not exceed 100 nanometres; a plurality of graphene shells, each consisting essentially of graphene, and each being disposed about at least a substantial portion of a respective core to form a core/shell structure; a first electrical pathway comprising a conducting base electrically connected to the cores, but not to the shells, at a first end of the core/shell structure; a second electrical pathway electrically connected to the graphene shells, but not to the cores, via graphene layers at a second end of the core/shell structure, wherein: in each core/shell structure, the wide band-gap material and the graphene shell form a photovoltaic junction, the first and second electrical pathways are arranged to couple to an electrical load. METHOD FOR MANUFACTURING INTERCONNECTS Nº publicación WO A1 21/12/2017 SHT SMART HIGH-TECH AB [SE] There is provided a method for manufacturing carbon based via interconnects comprising: providing a first substrate; forming a plurality of catalyst pads on the substrate; growing carbon nanotube (CNT) bundles on the catalyst pads; forming a metal coating on the carbon nanotube bundles comprising a Ti-layer followed by an Au-layer; providing a second substrate; forming via connection through openings in the second substrate, the via connection through openings having the same configuration as the array of catalyst pads; inserting the carbon nanotube bundles into the via connection openings of the second substrate; removing the first substrate such that the carbon nanotube bundles remain in the via connection openings of the second substrate; and infiltrating a metal in the carbon nanotube bundlesby means of copper electroplating Alertas Tecnológicas - 1 de 10 -

2 METHOD FOR PRODUCING CARBON NANOTUBE SHEET AND CARBON NANOTUBE SHEET Nº publicación US A1 21/12/2017 LINTEC CORP [JP] LINTEC OF AMERICA INC [US] UNIV KINKI [JP] The present invention provides a method for producing a carbon nanotube sheet that is excellent in light transmittance and conductivity, and the carbon nanotube sheet. The method includes firstly modifying of modifying a free-standing unmodified carbon nanotube sheet in which a plurality of carbon nanotubes are aligned in a predetermined direction. The firstly modifying includes performing a densification process of bringing the unmodified carbon nanotube sheet into contact with either one of or both of vapor and liquid particles of a liquid substance to produce a modified carbon nanotube sheet that contains the carbon nanotubes which are mainly aligned in a predetermined direction, and that includes a high density portion where the carbon nanotubes are assembled together and a low density portion where density of the carbon nanotubes is relatively lower than density in the high density portion. METHODS FOR FORMING STRUCTURES BY GENERATION OF ISOLATED GRAPHENE LAYERS HAVING A REDUCED DIMENSION Nº publicación US A1 21/12/2017 SOLAN LLC [US] Graphite-based devices with a reduced characteristic dimension and methods for forming such devices are provided. One or more thin films are deposited onto a substrate and undesired portions of the deposited thin film or thin films are removed to produce processed elements with reduced characteristic dimensions. Graphene layers are generated on selected processed elements or exposed portions of the substrate after removal of the processed elements. Multiple sets of graphene layers can be generated, each with a different physical characteristic, thereby producing a graphite-based device with multiple functionalities in the same device. Alertas Tecnológicas - 2 de 10 -

3 POSITIVE ELECTRODE MATERIAL SLURRY FOR LITHIUM SECONDARY BATTERY INCLUDING AT LEAST TWO CONDUCTIVE MATERIALS AND LITHIUM SECONDARY BATTERY USING THE SAME Nº publicación US A1 21/12/2017 LG CHEMICAL LTD [KR] Since the conductive agent of the present invention may be uniformly dispersed in the positive electrode active material by including a point-type conductive agent, as the first conductive agent, and carbon nanotubes (CNTs) subjected to a grinding process as the linear second conductive agent, conductivity of an electrode to be prepared may be improved and a secondary battery having improved high-rate discharge capacity characteristics may be provided. FLEXIBLE LIGHTING DEVICE INCLUDING A NANO-PARTICLE HEAT SPREADING LAYER Nº publicación US A1 21/12/2017 GROTE IND LLC [US] A lighting device is provided, including: a substrate having a first surface and a second surface opposite the first surface; one or more light-emitting structures formed on the first surface of the substrate; and a heat spreading and dissipating layer formed on the second surface of the substrate, wherein the heat spreading and dissipating layer comprises a polymer layer mixed with nano graphite particles. DEPOSITING A PASSIVATION LAYER ON A GRAPHENE SHEET Nº publicación WO A1 21/12/2017 NANOMEDICAL DIAGNOSTICS INC [US] Embodiments of the disclosed technology include depositing a passivation layer onto a surface of a wafer that may include a graphene layer. The passivation layer may protect and isolate the graphene layer from electrical and chemical conditions that may damage the graphene layer. As such, the passivation layer may further protect the graphene sensor from being damaged and impaired for its intended use. Additionally, the passivation layer may be patterned to expose select areas of the graphene layer below the passivation layer, thus creating graphene wells and exposing the graphene layer to the appropriate chemicals and solutions. Alertas Tecnológicas - 3 de 10 -

4 METHOD FOR MANUFACTURING CARBON NANOSTRUCTURE, AND DEVICE FOR MANUFACTURING CARBON NANOSTRUCTURE Nº publicación WO A1 14/12/2017 SUMITOMO ELECTRIC INDUSTRIES [JP] The method for manufacturing a carbon nanostructure of one embodiment of the invention uses a base body having carburizable metal as the main component and a separable body having carburizable metal as the main component, the separable body being bonded to or in contact with the base body in a linear or belt shape, to produce a carbon nanostructure therebetween while relatively moving the separable body away from the base body. The method for manufacturing a carbon nanostructure is provided with a carburizing gas supply step, an oxidizing gas supply step, a heating step that heats the bonded or contact portion of the base body and the separable body, and a spacing step that relatively moves the separable body away from the base body. METHOD FOR MANUFACTURING CARBON NANOSTRUCTURE, AND DEVICE FOR MANUFACTURING CARBON NANOSTRUCTURE Nº publicación JP A 14/12/2017 The method for manufacturing a carbon n anostructure of one embodiment of the i nvention uses a base body having carbur izable metal as the main component and a separable body having carburizable me tal as the main component, the separabl e body being bonded to or in contact wi th the base body in a linear or belt sh ape, to produce a carbon nanostructure therebetween while relatively moving th e separable body away from the base bod y. The method for manufacturing a carbo n nanostructure is provided with a carb urizing gas supply step, an oxidizing g as supply step, a heating step that hea ts the bonded or contact portion of the base body and the separable body, and a spacing step that relatively moves th e separable body away from the base bod y. GRAPHENE PAPER AND A PROCESS FOR MAKING GRAPHENE PAPER AND A GRAPHENE ELECTRODE Nº publicación US A1 14/12/2017 UNIV CINCINNATI [US] Described are processes for making graphene pellet (GP) with a three-dimensional structure. The process includes forming a nickel pellet from nickel powder to function as a catalyst for graphene growth, exposing the nickel pellet to a hydrocarbon under conditions sufficient to grow graphene, and etching nickel from graphene with an acid resulting in a graphene pellet. Also described is a process for making a graphene paper from the graphene pellet comprising applying a compression force to the graphene pellet sufficient to compress the pellet. Also described is a method for forming a graphene pellet composite useful as an electrode. Alertas Tecnológicas - 4 de 10 -

5 METHOD Nº publicación WO A2 14/12/2017 UNIV LEIDEN [NL] STICHTING VOOR FUNDAMENTAL ONDERZOEK DER MATERIE [NL] The present invention is directed towards methods for preparing an electrically conductive two-dimensional material film having atomically sharp supported edges which is supported along its entire length up until its edges wherein the atomically sharp edges of the electrically conductive two-dimensional material are exposed. Such supported electrically conductive two-dimensional materials are particularly suitable for incorporation into systems for use in, for example, biomolecule detection, electron tomography. METHOD FOR THE TRANSFER OF GRAPHENE Nº publicación WO A1 14/12/2017 UNIV LEIDEN [NL] The present invention relates to a method of transferring a graphene film to a substrate comprising providing a graphene film grown on a support and positioning the supported graphene film at the interface of a biphasic mixture, wherein the biphasic mixture comprises an aqueous phase and an organic phase, and wherein the phases are immiscible, wherein the aqueous phase further comprises an etchant which completely etches the graphene support from the graphene film. After the etching procedure has taken place, the biphasic mixture is cooled to a temperature such that the organic phase solidifies but the aqueous phase remains a liquid, wherein the graphene film sticks to the solidified organic phase. The solidified organic phase is then separated from the aqueous phase and the graphene of the solidified phase is applied to a substrate. The solidified organic phase is then removed by melting, subliming or evaporating the organic phase. ELECTRONIC BEAM MACHINING SYSTEM Nº publicación US A1 14/12/2017 UNIV TSINGHUA [CN] HON HAI PREC IND CO LTD [TW] The disclosure relates to an electronic beam machining system. The system includes a vacuum chamber; an electron gun located in the vacuum chamber and used to emit electron beam; a holder located in the vacuum chamber and used to fix an object; a control computer; and a diffraction unit located in the vacuum chamber; the diffraction unit includes a two-dimensional nanomaterial; the electron beam transmits the two-dimensional nanomaterial to form a transmission electron beam and a plurality of diffraction electron beams; the transmission electron beam and the plurality of diffraction electron beams radiate the object to form a transmission spot and a plurality of diffraction spots. Alertas Tecnológicas - 5 de 10 -

6 FLUORESCENT WATER TREATMENT COMPOUNDS AND METHOD OF USE Nº publicación US A1 14/12/2017 ECOLAB USA INC [US] Disclosed herein are graphene quantum dot tagged water source treatment compounds or polymers, and methods of making and using. Also described herein are tagged compositions including an industrial water source treatment compound or polymer combined with a graphene quantum dot tagged water source treatment compound or polymer. The tagged materials are tailored to fluoresce at wavelengths with minimized correspondence to the natural or background fluorescence of irradiated materials in industrial water sources, enabling quantification of the concentration of the water source treatment compound or polymer in situ by irradiation and fluorescence measurement of the water source containing the tagged water source treatment compound or polymer. The fluorescence measurement methods are similarly useful to quantify mixtures of tagged and untagged water source treatment compounds or polymers present in an industrial water source. 种氮 / 金属原子掺杂空心多面体纳米碳壳材料及制备方法 Nº publicación CN A 12/12/2017 石墨烯汽车机油 本发明涉及种氮 / 金属原子掺杂空心多面体纳米碳壳材料及制备方法 其具有规整的空心多面体结构, 粒径大小 5~50nm, 存在少层石墨烯, 具有 2~10nm 介孔结构, 尤其集中分布在 2~4nm 其电化学氧还原性能优异, 碱性条件下优于 20% 商业 Pt/ C, 半坡电势可达 0.84V vs.rhe 以上, 可直接应用于燃料电池阴极催化剂 Nº publicación CN A 12/12/2017 本发明涉及种石墨烯汽车机油, 包括如下组分及质量百分含量 : 基础油 :67 74%; 合成酯 % ; 降凝剂 % ; 胶 % ; 复合剂 %; 石墨烯 1~2% 本机油具有很强的极压抗磨能力和导热性, 能大幅提升发动机动力, 使得换油周期达到 公里以上, 同时节约燃油效果超 5% 荧光性氧化石墨烯量子点的制备方法 Nº publicación CN A 08/12/2017 本发明提供种荧光性氧化石墨烯量子点的制备方法, 所述方法包括 :a) 制备氧化石墨烯量子点的水分散体, 其中所述氧化石墨烯量子点的平均粒径为 1.5 至 5.5nm, 并且所述的水分散体中的所述氧化石墨烯量子点的浓度为 0.01 至 0.1mg/mL;b) 将所述氧化石墨烯量子点的水分散体与醇或含羰基的酰胺化合物混合 ;c) 对步骤 b) 中得到的产物进行水热处理 根据本发明的技术方案, 通过采用不同的修饰性溶剂来处理氧化石墨烯量子点, 使其带上不同官能团进行修饰, 最终得到的荧光性氧化石墨烯量子点展现出不同的荧光性能, 从而实现了调控石墨烯量子点的荧光性能的目的 GRAPHENE METAL NANOPARTICLE-COMPOSITE Nº publicación CN A 08/12/2017 The present disclosure relates to a met hod of preparing a graphene metal nanop article-composite, including: preparing graphene by applying a shearing force to a first solution containing a graphi te-based material and thus exfoliating the graphite-based material; preparing metal nanoparticles by applying a shear ing force to a second solution containi ng a metal precursor, a capping agent, and a reducing agent; and physically co mbining the metal nanoparticles on the graphene by applying a shearing force t o a third solution containing the graph ene and the metal nanoparticles, and a graphene metal nanoparticle-composite p repared according to the method. Alertas Tecnológicas - 6 de 10 -

7 锂离子电池用次层石墨烯及制备方法 Nº publicación CN A 08/12/2017 本发明公开了种锂离子电池用次层石墨烯及制备方法, 包括多层片状石墨烯和金刚石, 金刚石位于多层片状石墨烯的相邻的两层之间, 金刚石与多层片状石墨烯的碳原子对应 ; 多层片状石墨烯与金刚石的重量比为 18 19:1; 多层片状石墨烯为 3 5 层片状石墨烯, 每层的厚度为 nm; 相邻两层的层间距为 nm; 金刚石为球状碳且粒径为 nm 本发明为 3 5 层片状石墨烯并掺杂金刚石的新型材料, 且金刚石为球状碳, 使得多层片状石墨烯的相邻两层之间导通, 提高材料导电性 ; 将该材料以定比例加在正极 负极和电解液三者中的至少之, 单方面或多方面作用, 在不改变电池其它结构的情况下, 增加离子交换通道, 使电池在较大电流放电的过程中有效减少能耗, 增加电池寿命 COMPOSITE ARTICLES COMPRISING NON-LINEAR ELONGATED NANOSTRUCTURES AND ASSOCIATED METHODS Nº publicación WO A1 07/12/2017 MASSACHUSETTS INSTITUTE OF TECH [US] SAAB AB [SE] The present disclosure relates to composite articles comprising non-linear elongated nanostructures and associated systems and methods. In certain embodiments, collections of carbon nanotubes or other elongated nanostructures can be used to provide mechanical reinforcement along multiple directions within a composite article. SILICONE RUBBER COMPOSITION AND VULCANIZED OBJECT Nº publicación JPWO A1 07/12/2017 The purpose of the present invention is to provide: a silicone rubber composit ion which combines flexibility with ele ctrical conductivity on a high level; a nd a vulcanized object obtained from th e composition. The silicone rubber comp osition according to the present invent ion comprises a silicone rubber and fib rous carbon nanostructures comprising c arbon nanotubes, and is characterized i n that the fibrous carbon nanostructure s give an adsorption isotherm which giv es a t-plot that has an upward protrude nt shape. The vulcanized object accordi ng to the present invention is obtained by vulcanizing the silicone rubber com position. 可飽和吸収素子の製造方法 可飽和吸収素子及びレーザ装置 Nº publicación JP A 07/12/2017 課題 カーボンナノウォールに鉄等の酸化物を形成する不純物を添加しても製造することができるようにする 解決手段 基板 10 上に所定の高さ h1 まで不純物が添加されていないカーボンナノウォール 12a を形成する工程と 所定の高さ h1 を超えて不純物が添加されたカーボンナノウォール 12b を形成する工程と カーボンナノウォール 12 が形成された基板 10 をポリイミド 14 で包埋する工程と 基板 10 からポリイミド 14 を剥離する工程と 不純物が添加されていないカーボンナノウォール 12 を形成する際に基板 10 上に形成されたグラファイト層 11 を除去する工程と 不純物が添加されていないカーボンナノウォール 12a を包埋するポリイミド 14 を所定の高さ h1 まで除去する工程とを有し 所定の高さ h1 はグラファイト層 11 の高さより大きい 選択図 図 6 Alertas Tecnológicas - 7 de 10 -

8 NEAR-INFRARED LIGHT-EMITTING SEMICONDUCTOR SINGLE-LAYER CARBON NANOTUBE Nº publicación JPWO A1 07/12/2017 The present invention addresses the pro blem of providing semiconductor single- layer carbon nanotubes in which the lig ht emission energy thereof is lowered b y approximately 300 mev, and a method f or manufacturing the same. In the prese nt invention, by applying a method for directly irradiating semiconductor sing le-layer carbon nanotubes with ultravio let light in atmospheric air, ozone is generated in the atmosphere, a gram amo unt of oxygen atoms is introduced to th e semiconductor single-layer carbon nan otubes, and semiconductor single-layer carbon nanotubes in which the light emi ssion energy thereof is lowered by appr oximately 300 mev. FUNCTIONALIZED GRAPHITIC MATERIALS Nº publicación US A1 07/12/2017 TESLA NANOCOATINGS INC [US] One or more techniques are disclosed for a method of functionalizing graphitic material, comprising the steps of: 1) providing a graphitic material; 2) cutting the graphitic material; 3) providing a catalyst comprising at least one catalyst of a metal atom, metal cation, metal alcoholates, metal alkanoates, metal sulfonates, and metal powder; 4) providing a reagent; 5) binding the catalyst to the reagent; 6) binding the reagent to the graphitic material; and 7) recovering the catalyst. Also disclosed is a composition prepared from the methods described herein. Alertas Tecnológicas - 8 de 10 -

9 OXIDIZED CARBON NANOPARTICLES, METHOD FOR PRODUCING SAME, ORGANIC/INORGANIC COMPOSITE COMPRISING SAME, AND METHOD FOR PRODUCING ORGANIC/INORGANIC COMPOSITE Nº publicación US A1 07/12/2017 SOULBRAIN CO LTD [KR] The present disclosure relates to oxidized carbon nanoparticles, and a method for producing same. The oxidized carbon nanoparticles are nano-sized spherical particles of oxidized carbon have a C/O atomic ratio from X-ray photoelectron spectroscopy (XPS) of 1 to 9, and the largest fraction of oxygen thereof from XPS is observed in a C O(OH) bind. The oxidized carbon nanoparticles have better physical properties than typical carbon materials such as graphite or carbon black, and the producing process thereof is economical and environmentally-friendly. Further, the oxidized carbon nanoparticles may be applied as a filling material of an organic/inorganic composite, and when applied as such, is environmentally-friendly, economical, exhibits excellent dispersion properties, and may be immediately used without post-processing, such as functionalization. CARBON NANOTUBE HIGH-DENSITY ASSEMBLY AND METHOD FOR PRODUCING CARBON NANOTUBE HIGH-DENSITY ASSEMBLY Nº publicación JPWO A1 07/12/2017 A method for producing a carbon nanotub e high-density assembly includes a step for preparing a carbon nanotube assemb ly comprising a plurality of carbon nan otubes arranged on a substrate and orie nted vertically with respect to the sub strate, a step for compressing the carb on nanotube assembly so that the plural ity of carbon nanotubes contact each ot her in the direction perpendicular to t he orientation direction of the carbon nanotubes, and a step for detaching the compressed carbon nanotube assembly fr om the substrate. Alertas Tecnológicas - 9 de 10 -

10 FIELD EFFECT TRANSISTOR AND SENSOR USING SAME Nº publicación US A1 07/12/2017 NIPPON KAYAKU KK [JP] UNIV OSAKA [JP] A field effect transistor and a sensor using the field effect transistor is provided. The field effect transistor can be manufactured so as to have uniform properties by simple steps at low costs, and can stably detect, when used as a sensor, a very small amount of analyte with a high sensitivity while the properties are hardly deteriorated. A channel of the field effect transistor is constituted by a single-walled carbon nanotube thin film that is grown, by a chemical vapor deposition method, using particles of a nonmetallic material as growth nuclei, the nonmetallic material containing 500 mass ppm or less metallic impurities that contain a metal and its compounds. A METHOD FOR MANUFACTURING MICROPOROUS CARBON PARTICLES Nº publicación WO A1 07/12/2017 O\u00DC SKELETON TECH GROUP [EE] This invention describes the novel principles of physical activation of initially porous carbon materials. More particularly, it describes the gas-phase activation of microporous carbon materials. A method is characterised by steps of selecting nanoporous carbon material with predetermined surface area and pore size, and activation of selected nanoporous carbon by heating and interacting carbon with water vapour at the temperature range from 500 º C to 900 ºC. SOLAR ANTENNA ARRAY FABRICATION Nº publicación US A1 07/12/2017 NOVASOLIX INC [US] A method for constructing a solar rectenna array by growing carbon nanotube antennas between lines of metal, and subsequently applying a bias voltage on the carbon nanotube antennas to convert the diodes on the tips of the carbon nanotube antennas from metal oxide carbon diodes to geometric diodes. Techniques for preserving the converted diodes by adding additional oxide are also described. Alertas Tecnológicas - 10 de 10 -

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