NANOMATERIALES DE CARBONO

Volver

Resultados 42 resultados LastUpdate Última actualización 21/02/2018 [18:04:00] pdf PDF




Solicitudes publicadas en los últimos 60 días (excluida automoción) / Applications published in the last 60 days (Automotion publications excluded)



Página1 de 2 nextPage   Mostrar por página


氮化石墨掺杂纳米二氧化硅包覆银镁掺杂氧化铝纳米材料及其制备方法和应用

NºPublicación: CN107694591A 16/02/2018

Resumen de: CN107694591A

本发明属于材料合成技术领域,具体涉及种氮化石墨掺杂纳米SiO包覆Ag‑Mg掺杂AlO纳米材料及其制备方法和应用。制备方法包括步骤:1)液相合成法制备Ag‑Mg掺杂氢氧化铝溶胶,溶胶凝胶化得到Ag‑Mg掺杂氢氧化铝凝胶,凝胶经干燥、焙烧得到Ag‑Mg掺杂AlO纳米粉末;2)液相合成法制备溶有有机物的硅酸溶胶包裹的Ag‑Mg掺杂AlO纳米粉末,溶胶凝胶化得到溶有有机物的硅酸凝胶包裹的Ag‑Mg掺杂AlO纳米粉末,再经过干燥、焙烧得到氮化石墨掺杂纳米SiO包覆Ag‑Mg掺杂AlO纳米材料。本发明所提供的氮化石墨掺杂纳米SiO包覆Ag‑Mg掺杂AlO纳米材料可用作各种化学合成催化剂、电化学合成催化剂、有机合成的催化剂、锂离子电池负极材料、化工产品添加剂等。



traducir


 

SYSTEMS AND METHODS FOR SINGLE-MOLECULE NUCLEIC-ACID ASSAY PLATFORMS

NºPublicación: US2018045717A1 15/02/2018

Solicitante:
UNIV COLUMBIA [US]

Resumen de: US2018045717A1

Integrated circuits for a single-molecule nucleic-acid assay platform, and methods for making such circuits are disclosed. In one example, a method includes transferring one or more carbon nanotubes to a complementary metal-oxide semiconductor (CMOS) substrate, and forming a pair of post-processed electrodes on the substrate proximate opposing ends of the one or more carbon nanotubes.



traducir


 

ADHESIVE STRUCTURE

NºPublicación: WO2018030235A1 15/02/2018

Solicitante:
NITTO DENKO CORP [JP]

Resumen de: WO2018030235A1

Provided is an adhesive structure provided with a carbon nanotube aggregate formed on a base material, wherein carbon nanotubes that configure the carbon nanotube aggregate are difficult to desorb. This adhesive structure is provided with a base material, an intermediate layer, and a carbon nanotube aggregate layer. The carbon nanotube aggregate is composed of a plurality of carbon nanotube aggregates. The intermediate layer includes the carbon nanotubes and a stabilization agent, and has a thickness of 100 nm or more.



traducir


 

ADHESIVE SHEET

NºPublicación: US2018043665A1 15/02/2018

Solicitante:
LINTEC OF AMERICA INC [US]
LINTEC CORP [JP]

Resumen de: US2018043665A1

An adhesive sheet includes: a carbon nanotube sheet including a plurality of carbon nanotubes aligned preferentially in one direction within a plane of the sheet; and an adhesive agent layer including an adhesive agent, in which a rupture elongation of the adhesive sheet is 10% or more.



traducir


 

METHODS OF FABRICATING PROBE CARDS INCLUDING NANOTUBES

NºPublicación: US2018045757A1 15/02/2018

Solicitante:
WENTWORTH LABORATORIES INC [US]

Resumen de: US2018045757A1

Methods of fabricating a plurality of carbon nanotube-bundle probes on a substrate are disclosed. In some embodiments, the method includes the following: providing a substrate having a top surface and a bottom surface; forming an array of electrically conductive pads on the top surface, the array of electrically conductive pads being formed to mirror an array of pads on an integrated circuit that is to be tested; applying a catalyst for promoting growth of carbon nanotubes on each of the array of electrically conductive pads; heating the substrate in a carbon-rich environment thereby growing nanotubes extending upwardly from each of the array of electrically conductive pads and above the top surface of the substrate thereby forming a plurality of carbon nanotube-bundle probes extending upwardly above the top surface of the substrate; and capping each of the plurality of carbon nanotube-bundle probes with an electrically conductive material.



traducir


 

DIVIDER ASSEMBLY FOR A MICROWAVE OVEN

NºPublicación: WO2018031019A1 15/02/2018

Solicitante:
WHIRLPOOL CO [US]

Resumen de: WO2018031019A1

A divider assembly is provided for dividing a cooking cavity of a microwave oven into two cooking subcavities. The divider assembly includes a first tempered glass panel, a metal frame extending around the periphery of the first tempered glass panel to support the first tempered glass panel, a honeycomb core positioned above the first tempered glass panel, a second tempered glass panel positioned above the honeycomb core, and a gasket extending around the periphery of the metal frame for engaging metal walls of the microwave oven, wherein the gasket includes small-diameter, long-length carbon nano-tubes.



traducir


 

GRAPHENE AND HEXAGONAL BORON NITRIDE PLANES AND ASSOCIATED METHODS

NºPublicación: US2018044185A1 15/02/2018

Solicitante:
SUNG CHIEN MIN [TW]
HU SHAO CHUNG [TW]
LIN I CHIAO [TW]
YU CHIEN PEI [TW]

Resumen de: US2018044185A1

Graphene layers made of primarily sp2 bonded atoms and associated methods are disclosed. In one aspect, for example, a method of forming a graphite film can include heating a solid substrate under vacuum to a solubilizing temperature that is less than a melting point of the solid substrate, solubilizing carbon atoms from a graphite source into the heated solid substrate, and cooling the heated solid substrate at a rate sufficient to form a graphite film from the solubilized carbon atoms on at least one surface of the solid substrate. The graphite film is formed to be substantially free of lattice defects.



traducir


 

CARBON-NANOTUBE-ELASTOMER COMPOSITE MATERIAL AND SEALING MATERIAL AND SHEET MATERIAL EMPLOYING SAME

NºPublicación: US2018044184A1 15/02/2018

Solicitante:
AIST [JP]

Resumen de: US2018044184A1

A carbon nanotube-elastomer composite material according to the present invention contains carbon nanotubes and an elastomer, which contains the carbon nanotubes in a range of 0.1 part by weight to 20 parts by weight relative to the total weight of the carbon nanotubes and the elastomer, and in which the elastomer has a thermal decomposition temperature of 150° C. or more, and supposing that the resulting storage modulus is E′(t) when the carbon nanotube-elastomer composite material is maintained at 150° C. for t hours, a ratio E′ (24)/E′(0) between a storage modulus E′ (0) at the time of t=0 hour and a storage modulus E′(24) at the time of t=24 hours is set in a range from 0.5 or more to 1.5 or less in the resulting carbon nanotube-elastomer composite material.



traducir


 

种高效氮掺杂碳纳米管的制法及其氮掺杂碳纳米管的应用

NºPublicación: CN107686105A 13/02/2018

Resumen de: CN107686105A

种高效氮掺杂碳纳米管的制备方法是将多壁碳纳米管加入硝酸溶液中并在高压釜密闭,加压至0.4‑1.0MPa,搅拌,然后加热到120‑200℃并保持1‑4h,最后高压釜冷却至室温,洗涤至中性,抽滤,干燥;碳纳米管与三聚氰胺固体以质量比为1:1‑4混合并用研钵研匀,于氮气中高温焙烧,洗至中性后烘干,得到氮掺杂碳纳米管。本发明氮掺杂量为4.6wt%‑10.3wt%。



traducir


 

PREPARATION METHOD FOR GRAPHENE NANOMETER MATERIAL

NºPublicación: CN107673343A 09/02/2018

Resumen de: WO2018024196A1

Provided is a preparation method for a graphene nanometer material, comprising: (1) putting expansible graphene into a crucible, performing microwave treatment on the expansible graphene, adding the expansible graphene into a dispersing agent to perform ultrasonic treatment to obtain slurry, then performing centrifugal treatment on the slurry, the slurry being divided into upper and lower layers, and removing the upper liquor to prepare graphene oxide; (2) dispersing aminobenzene sulfonic acid into an acid solution to obtain a mixed solution, adding the mixed solution to ice water bath to stir, then dropping a nitrous acid solution into the mixed solution to obtain white sediment, and filtering and cleaningthe white sediment to obtain diazosalt of sulfanilic acid; and (3) mixing the graphene oxide and the diazosalt of sulfanilic acid, stiring, cleaning, and filtering the graphene oxide and the diazosalt of sulfanilic acid in the ice water bath, to obtain sulfonic group-modified graphene oxide slurry, then baking the sulfonic group-modified graphene oxide slurry until the slurry is dried, and at least, performing smash treatment on the sulfonic group-modified graphene oxide, to obtain sulfonic group-modified graphene oxide.



traducir


 

カーボンナノチューブを含有する三次元多孔質体及びその製造方法

NºPublicación: JP2018020933A 08/02/2018

Resumen de: JP2018020933A

【課題】従来の方法では、高い電気伝導性や熱伝導性を実現するために、三次元多孔質体にカーボンナノチューブ分散液を含浸させ又はコーティングした後に、さらにこれを炭化させる工程が必要であり、また、強酸などの酸化剤によって酸化処理をすることによってカーボンナノチューブを化学的に修飾する必要があった。そのため、カーボンナノチューブがダメージを受けることで電気伝導性や熱伝導性は大きく損なわれ、また、大量生産を実現することも困難であった。【解決手段】多孔質体の母材とカーボンナノチューブ分散液とを混合した後に、相分離を生じさせて多孔質体を形成する。【選択図】図1



traducir


 

HEAT TRANSFER SHEET

NºPublicación: WO2018025586A1 08/02/2018

Solicitante:
ZEON CORP [JP]

Resumen de: WO2018025586A1

This heat transfer sheet is obtained by laminating a plurality of heat transfer pre-sheets, each of which contains a particulate carbon material and a resin component composed of one or more kinds of resins, in a direction transecting the thickness direction of the heat transfer sheet. The stress relaxation ratio of this heat transfer sheet by means of pressure application is 85% or less.



traducir


 

DISCRETE CARBON NANOTUBES WITH TARGETED OXIDATION LEVELS AND STABLE GEL FORMULATIONS THEREOF

NºPublicación: US2018037459A1 08/02/2018

Solicitante:
MOLECULAR REBAR DESIGN LLC [US]

Resumen de: US2018037459A1

Discrete, individualized carbon nanotubes having targeted, or selective, oxidation levels and/or content on the interior and exterior of the tube walls are claimed. Such carbon nanotubes can have little to no inner tube surface oxidation, or differing amounts and/or types of oxidation between the tubes' inner and outer surfaces. These new discrete carbon nanotubes are useful in plasticizers, which can then be used as an additive in compounding and formulation of elastomeric, thermoplastic and thermoset composite for improvement of mechanical, electrical and thermal properties.



traducir


 

CROSS-LINKED GRAPHENE OXIDE COMPOSITIONS AND APPLICATIONS THEREOF

NºPublicación: WO2018027035A1 08/02/2018

Solicitante:
UNIV ARKANSAS [US]

Resumen de: WO2018027035A1

In one aspect, graphene oxide compositions are described herein. Briefly, a graphene oxide composition comprises sheets of graphene oxide cross-linked with one another via metal cations in an oxidation state of at least 3+. As described further herein, faces and/or edges of the graphene oxide sheets can be cross-linked by the metal cations. In some embodiments, metal cations are covalently bonded to faces and/or edges of the graphene oxide sheets.



traducir


 

PREPARATION METHOD FOR GRAPHENE NANOMETER MATERIAL

NºPublicación: WO2018024196A1 08/02/2018

Solicitante:
XIFENG 2D FUJIAN MATERIAL TECH COMPANY LTD [CN]

Resumen de: WO2018024196A1

Provided is a preparation method for a graphene nanometer material, comprising: (1) putting expansible graphene into a crucible, performing microwave treatment on the expansible graphene, adding the expansible graphene into a dispersing agent to perform ultrasonic treatment to obtain slurry, then performing centrifugal treatment on the slurry, the slurry being divided into upper and lower layers, and removing the upper liquor to prepare graphene oxide; (2) dispersing aminobenzene sulfonic acid into an acid solution to obtain a mixed solution, adding the mixed solution to ice water bath to stir, then dropping a nitrous acid solution into the mixed solution to obtain white sediment, and filtering and cleaningthe white sediment to obtain diazosalt of sulfanilic acid; and (3) mixing the graphene oxide and the diazosalt of sulfanilic acid, stiring, cleaning, and filtering the graphene oxide and the diazosalt of sulfanilic acid in the ice water bath, to obtain sulfonic group-modified graphene oxide slurry, then baking the sulfonic group-modified graphene oxide slurry until the slurry is dried, and at least, performing smash treatment on the sulfonic group-modified graphene oxide, to obtain sulfonic group-modified graphene oxide.



traducir


 

CARBON FIBER-REINFORCED MOLDED ARTICLE

NºPublicación: EP3279255A1 07/02/2018

Solicitante:
NITTA CORP [JP]

Resumen de: EP3279255A1

There is provided a carbon fiber-reinforced molded article that avoids peeling of carbon fibers from a base material and has high strength, the carbon fiber-reinforced molded article comprising a base material (12) and a composite material (14) dispersed in the base material (12), wherein the composite material (14) comprises carbon fibers (16) and a structure formed on the surface of the carbon fibers (16) and including a plurality of carbon nanotubes (18a), the plurality of carbon nanotubes (18a) forms a network structure in which the carbon nanotubes (18a) are directly connected to one another, and the plurality of carbon nanotubes is directly attached to the surface of the carbon fibers (16) by using a portion of the surface thereof as an attaching portion (20), and also is physically bound to the surface of the carbon fibers (16) via a binding member (22) provided on at least a portion other than the attaching portion (20).



traducir


 

种氧化石墨烯负载四氧化三铁纳米复合材料及其制备方法

NºPublicación: CN107662949A 06/02/2018

Resumen de: CN107662949A

本发明涉及废水处理领域,公开了种氧化石墨烯负载四氧化三铁纳米复合材料及其制备方法,氧化石墨烯负载四氧化三铁纳米复合材料的制备方法包括将石墨粉、硝酸钠、浓硫酸以及高锰酸钾在冰浴环境中混合的制备氧化石墨烯分散系步骤,以及氧化石墨烯分散系内添加Fe、Fe离子,并在碱性环境下混合的制备氧化石墨烯‑四氧化三铁悬浊液的步骤。本发明的制备方法工艺简单、安全环保,成本低廉,制备的复合材料对于水中重金属及有机染料都有较佳的吸附能力。



traducir


 

种木质素荧光碳纳米粒子的制备方法

NºPublicación: CN107663453A 06/02/2018

Resumen de: CN107663453A

本发明属于荧光碳纳米粒子技术领域,涉及以木质素为原料制备荧光碳纳米粒子的制备方法。本发明荧光碳纳米粒子的制备原料木质素来源丰富,是世界第二位最丰富、可再生的有机物,仅次于纤维素。本发明不仅可使木质素资源高值利用,还大大简化了荧光碳纳米粒子的制备方法。木质素固有的苯环结构符合共轭体系的要求,无需碳水化合物的脱水、炭化、芳构化过程,就能够吸收激发光并产生定的荧光释放,从而使荧光碳纳米粒子的制备过程大大简化。本发明木质素荧光碳纳米粒子的制备方法为:将木质素精制,减少杂质干扰;将精制木质素用溶剂进行溶解分散;将木质素溶液用离心或透析的方法进行分离,即可获得木质素荧光碳纳米粒子溶液。



traducir


 

种纳米级厚度独立自支撑褶皱石墨烯膜及其制备方法

NºPublicación: CN107651673A 02/02/2018

Resumen de: CN107651673A

本发明公开了种纳米级厚度独立自支撑褶皱石墨烯膜及其制备方法,该石墨烯膜由氧化石墨烯经过抽滤成膜、化学还原、以及高温处理等步骤得到。该石墨烯膜由单层石墨烯通过物理交联组成,其中石墨烯基元结构完整,没有明显缺陷,富含褶皱,片层间乱层结构含量超过30%。其厚度极薄(16‑130nm),表面具有大量皱褶,因而具有极好的柔性。



traducir


 

种制备硼、氮双掺杂炭气凝胶的方法

NºPublicación: CN107651662A 02/02/2018

Resumen de: CN107651662A

种制备硼、氮双掺杂炭气凝胶的方法。该方法以石墨烯类、酚类、醛类、催化剂、硼类、胺类和溶剂为反应体系,反应交联固化得到有机凝胶;然后在常压下干燥即可得到有机气凝胶;再将有机气凝胶,在惰性氛围下炭化得到石墨烯交联型硼、氮双掺杂炭气凝胶。本发明的制备工艺避免了常规超临界或冷冻干燥法的复杂制备工艺,可通过调控B、N两种元素的掺入量,制备不同性能要求的炭气凝胶材料,并且技术简单、设备要求低、环境友好,可应用于储能材料、锂离子电池、超级电容及及电吸附材料等领域,也可实现炭气凝胶的工业化生产。



traducir


 

种荧光碳纳米粒子及用作细胞标记材料的用途

NºPublicación: CN107651664A 02/02/2018

Resumen de: CN107651664A

本发明公开了种荧光碳纳米粒子及用作细胞标记材料的用途。荧光碳纳米粒子通过如下方法制备:先将岩藻多糖和草酸溶于蒸馏水中,再进行水热反应,反应温度为180‑220℃,反应时间为14‑18h,最后离心、洗涤、干燥、煅烧、研磨;其中,草酸质量浓度为15‑25g/L。本发明提供的荧光碳纳米粒子采用常规的水热法即可生产,工艺可控性强,设备常见,整个生产成本低,易于工业化大生产;该荧光碳纳米粒子持续发光时间长,可达到72小时,可以满足科研中对细胞长时间观察的需要。



traducir


 

种以薄荷叶制备水溶性荧光碳量子点的方法

NºPublicación: CN107651665A 02/02/2018

Resumen de: CN107651665A

本发明公开了种以薄荷叶制备水溶性荧光碳量子点的方法,将新鲜薄荷叶加入去离子水中,在反应釜中进行水热反应,取产物上层清液,即得到水溶性荧光碳量子点。本发明以新鲜薄荷叶为碳源,其价格低廉且有较高的碳产率;水热反应过程中,在密闭高温反应釜中,薄荷叶通过其在水相中的升温热解来形成稳定、尺寸均匀的碳纳米颗粒,所得到的碳纳米颗粒尺寸较小,约为3nm,荧光性能良好、光学性能稳定,且采用本发明方法所制备的碳量子点产率高。另外,本发明工艺简单,操作方便、成本低、速度快。



traducir


 

SYNTHESIS OF SMALL AND NARROW DIAMETER DISTRIBUTED CARBON SINGLE WALLED NANOTUBES

NºPublicación: US2018029888A1 01/02/2018

Solicitante:
HONDA MOTOR CO LTD [JP]
OHIO STATE UNIV RESEARCH FOUNDATION THE [US]

Resumen de: US2018029888A1

Method and processes for synthesizing single-wall carbon nanotubes is provided. A carbon precursor gas is contacted with metal catalysts deposited on a support material. The metal catalysts are preferably nanoparticles having diameters less than about 50 nm. The reaction temperature is selected such that it is near the eutectic point of the mixture of metal catalyst particles and carbon.



traducir


 

METHOD FOR PREPARING SILICON CARBIDE NANOWIRE THROUGH VACUUM SINTERING

NºPublicación: WO2018018654A1 01/02/2018

Solicitante:
ZHANGJIAGANG INSTITUTE OF INDUSTRIAL TECHNOLOGIES SOOCHOW UNIV [CN]

Resumen de: WO2018018654A1

Disclosed is a method for preparing a silicon carbide nanowire through vacuum sintering, comprising the following steps: step (1): firstly mixing Si and SiO2 to obtain a silicon mixture, and then mixing the silicon mixture with graphene to obtain a mixed raw material; step (2): placing the mixed raw material into a high-temperature vacuum sintering furnace, exhausting oxygen and vacuumizing; and step (3): sintering the mixed raw material under a vacuum state in the high-temperature vacuum sintering furnace, firstly heating same to 1400ºC-1500ºC from room temperature within 2.5-3 h, then maintaining the temperature for 2-2.5 h, and finally, cooling same to room temperature within 2.5-3 h, so as to obtain the silicon carbide nanowire prepared through vacuum sintering. The method has a high preparation efficiency, and the shape of the prepared silicon carbide nanowire is relatively good.



traducir


 

SYSTEM AND METHOD OF PRODUCING A COMPOSITE PRODUCT

Nº publicación: JP2018016537A 01/02/2018

Resumen de: US2017271652A1

A method of producing a composite product is provided. The method includes providing a fluidized bed of metal oxide particles in a fluidized bed reactor, providing a catalyst or catalyst precursor in the fluidized bed reactor, providing a carbon source in the fluidized bed reactor for growing carbon nanotubes, growing carbon nanotubes in a carbon nanotube growth zone of the fluidized bed reactor, and collecting a composite product comprising metal oxide particles and carbon nanotubes.


traducir



 

Página1 de 2 nextPage Mostrar por página

Volver