NANOMATERIALES DE CARBONO

VolverVolver

Resultados 72 resultados LastUpdate Última actualización 27/01/2023 [18:03:00] pdf PDF xls XLS

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



Página1 de 3 nextPage   por página


石墨烯复合铜导热膜及其制备方法

NºPublicación: CN115643733A 24/01/2023

Solicitante:

安徽宇航派蒙健康科技股份有限公司

Resumen de: CN115643733A

本发明提供一种石墨烯复合铜导热膜及其制备方法,包括:将氧化石墨烯加入到水中并搅拌,得到氧化石墨烯浆料;将硫酸铜溶液加入到所述氧化石墨烯浆料中,得到氧化石墨烯/硫酸铜复合浆料;将所述氧化石墨烯‑硫酸铜复合浆料涂布于基材上;将所述基材依次送入充满碘化氢蒸汽的隧道仓和隧道炉中,得到蓬松石墨烯复合纳米铜薄膜;先将所述蓬松石墨烯复合纳米铜薄膜置于碳化炉中,再放置于石墨化炉中,得到热处理的蓬松石墨烯复合纳米铜薄膜;将所述热处理的蓬松石墨烯复合纳米铜薄膜置于真空高温热压烧结炉中。通过配方和工艺的更新,使铜附着于石墨烯的表面和填充覆盖于石墨烯片层间的间隙,提高了石墨烯导热膜在厚度方向上的热导率。

traducir

一种钛酸钠纳米纤维/还原氧化石墨烯复合电极材料及其制备方法与应用

NºPublicación: CN115642247A 24/01/2023

Solicitante:

复旦大学

Resumen de: CN115642247A

本发明涉及一种钛酸钠纳米纤维/还原氧化石墨烯复合电极材料及其制备方法与应用,复合电极材料具有二维片层结构,颗粒粒径为1‑6μm,厚度为10‑20nm,由少层还原氧化石墨烯,以及其负载的直径为5‑10nm的钛酸钠纳米纤维组成,所述的复合材料是以少层还原氧化石墨烯为模板,均匀负载二氧化钛颗粒后,在碱溶液中水热处理制备而成的。与现有技术相比,本发明合成方法工艺简单、易于放大生产,可控性强,作为钠离子电池负极或钠电池正极,同时具有高首周库伦效率、工作电压低、高容量、优异倍率特性和循环稳定性等优点,展现出广阔的市场应用前景。

traducir

一种抗剪切有机硼交联剂及其制备方法

NºPublicación: CN115637144A 24/01/2023

Solicitante:

东营江源化工有限公司

Resumen de: CN115637144A

本发明属于交联剂技术领域,具体公开了一种抗剪切有机硼交联剂及其制备方法。该抗剪切有机硼交联剂通过制备有机硼交联微粒,再与氯氧化锆交联得到。与现有技术相比,本发明制备的抗剪切有机硼交联剂具备耐温抗剪切性好、抗盐性好等优点。

traducir

一种单壁碳纳米管的制备方法

NºPublicación: CN115626634A 20/01/2023

Solicitante:

深圳市飞墨科技有限公司

Resumen de: CN115626634A

本发明属于碳纳米管技术领域,具体涉及一种单壁碳纳米管的制备方法,其包括将纳米镁铝水滑石、活性金属盐、助剂金属盐、有机物和溶剂混合均匀后,采用溶剂热反应法制备含金属的层状载体化合物;将含金属的层状载体化合物经分离、洗涤、干燥后,在惰性气体中碳化获得催化剂;加热反应炉至850‑950℃,引入所述催化剂,通入含有碳源的反应气和还原气体的混合气,充分反应后,停止反应并继续在保护气氛下冷却,得到单壁碳纳米管。本发明的制备方法可减少活性金属颗粒发生聚并的情况,实现高倍率单壁碳纳米管的制备。

traducir

一种碳复合磷酸钛钠水系钠电纳米负极材料的制备方法及其电池

NºPublicación: CN115626623A 20/01/2023

Solicitante:

蚌埠学院

Resumen de: CN115626623A

本发明提供本发明提供一种碳复合磷酸钛钠水系钠电纳米负极材料制备方法及电池。将钠源、钛源、磷酸盐和增稠剂与去离子水中进行搅拌,再喷雾干燥,制备水系钠电用磷酸钛钠前驱体材料粉末并压片,高温煅烧后通过粉碎机进行粉碎至微米量级,将磷酸钛钠负极材料、二维或三维导电碳材料、有机碳源和增稠剂与有机溶液中进行纳米研磨混合,干燥后在氩气氛围下碳化煅烧。本发明制备的纳米碳复合磷酸钛钠负极材料组装成扣式电池,具有较好的循环稳定性和倍率性能,制备的负极材料与锰酸锂组配水系锂钠混合全电池,电解液为1M的硫酸钠和2M的硫酸锂,制备的纳米碳复合磷酸钛钠负极材料应用于水系电池中具有较好的循环稳定性,给储能产业应用提供参考。

traducir

一种碳/石墨烯/钛酸锂复合负极材料的制备方法

NºPublicación: CN115626637A 20/01/2023

Solicitante:

天能新能源(湖州)有限公司

Resumen de: CN115626637A

本发明属于锂离子电池材料技术领域,具体涉及一种碳/石墨烯/钛酸锂复合负极材料的制备方法。该制备方法主要包括三个步骤:一是Hummers法制备氧化石墨烯;二是水热法制备石墨烯/钛酸锂复合材料;三是酚醛树脂包覆法制备碳/石墨烯/钛酸锂复合负极材料。本发明采用酚醛树脂对水热法制备的石墨烯/钛酸锂复合材料进行包覆,该过程操作性简单、成本相对较低且无毒无污染,而且使得石墨烯边缘的缺陷减少,有利于保持复合材料中各组分的反应活性,表现出优异的电化学性能,具有很大的实用价值。

traducir

NANOWIRE-BASED THERMAL INTERFACE

NºPublicación: US2023019670A1 19/01/2023

Solicitante:

UNIV CARNEGIE MELLON [US]

US_2021080200_A1

Resumen de: US2023019670A1

A high-performance thermal interface comprising a nanowire array disposed between a bottom metal layer and a top metal layer in which each nanowire is coated with a 3D fuzzy graphene layer. The thermal interface can be used by bonding it to the surfaces of adjoining substrates using layers of solder.

traducir

Device and process for mass production of particulate materials

NºPublicación: AU2021308949A1 19/01/2023

Solicitante:

UNIV KANSAS STATE

WO_2022015445_PA

Resumen de: AU2021308949A1

Apparatus and methods are provided that are capable of mass production of particulate materials, such as graphene particulates. The apparatus comprises an ignition assembly that comprises readily interchangeable electrode cassettes and that may be configured to self-clean in between the combustion cycles in which the particulate materials are generated. Methods of generating the particulate materials require low energy inputs in order to initiate the combustion reaction, which is then self-sustaining until the reactants are depleted.

traducir

COMPOSITE CARBON NANOTUBE STRUCTURES

NºPublicación: US2023016467A1 19/01/2023

Solicitante:

UNIV OF DAYTON RESEARCH INSTITUTE [US]

Resumen de: US2023016467A1

A process for making a carbon nanotube structure includes forming a composite by depositing or growing carbon nanotubes onto a metal substrate, and infusing the carbon nanotubes. In other aspects, a method of making a wire, includes coating carbon nanotubes on a wire, and electroplating the carbon nanotubes. In still other aspects, a method of making a conductor includes growing or depositing vertically aligned carbon nanotubes on a sheet. Yet still, a method of making a cable includes forming multiple composite wires, each composite wire formed by depositing or growing carbon nanotubes onto a metal substrate, and performing a metal infusion of the carbon nanotubes. The method also comprises combining multiple finished composite wires or objects to make large cables or straps.

traducir

METHOD FOR SEPARATING CARBON NANOTUBES USING MODIFIED CELLULOSE

NºPublicación: EP4118035A1 18/01/2023

Solicitante:

YAZAKI CORP [JP]

Resumen de: WO2021183737A1

The present invention relates to using modified cellulose (e.g., nitrated cellulose) for separating carbon nanotubes (CNTs). A raw mixture of CNTs of different structures or chiral angles (chiralities), can be separated into fractions, based on their selective permeation through a separation column filled with nitrated cellulose. The present invention is particularly useful in separating semiconducting CNTs and metallic CNTs.

traducir

OPTICALLY-ENABLED SERVER WITH CARBON NANOTUBES-BASED MEMORY

NºPublicación: EP4118028A1 18/01/2023

Solicitante:

HONEYCOMB SECURE SYSTEMS INC [US]

WO_2021183399_A1

Resumen de: US2021280248A1

Embodiments directed at the design of an optically-enabled server based on using carbon nanotube based non-volatile memory and eliminating hard drives and/or solid-state drives. The disclosed optically-enabled server houses a plurality of blade servers connected to one another via high-speed optical interconnects instead of copper-based interconnects. In some embodiments, the high-speed optical interconnects include an optical interface generated from mating an electrical mezzanine connector included within an input/output interconnect module with corresponding mezzanine slots located on the motherboard of a blade server such that the optical interface provides the optical pathways for routing optical signals (between the plurality of blade servers and one or more external devices) generated using light of multiple wavelengths. In some embodiments, the disclosed design advantageously provides a 100-fold speed advantage over a single conventional optical blade edge server and a 3-fold energy savings over standard DDR4 Synchronous Dynamic Random-Access Memory (SDRAM) memory of the same size.

traducir

PRINTED CIRCUIT BOARDS IMPREGNATED WITH CARBON NANO TUBES

NºPublicación: EP4118939A1 18/01/2023

Solicitante:

NANTERO INC [US]

WO_2021183400_A1

Resumen de: US2021282269A1

Embodiments of the present technology are directed at systems and methods for impregnating PCBs with CNT traces to create functional CNT-based PCBs. The functional CNT-based PCBs exhibit high structural stability and improved electrical and thermal properties. Based on fixed impregnation and densification techniques, perfect or near-perfect alignment of CNT traces on the PCB substrates is achieved. For example, application of the disclosed technology results in traces of CNTs aligned on a PCB substrate in parallel to one another in a butt-jointed arrangement from end-to-end of the PCB substrate. Advantageously, the disclosed methods eliminate occurrence of misorientation or misalignment of the CNT traces. Sensors and electrical/electronic devices built with PCBs using CNT traces provide significant advances for SWaP (reduced Size, Weight, and Power consumption).

traducir

COMPOSITE MATERIALS COMPRISING MECHANICAL LIGANDS

NºPublicación: EP4119598A1 18/01/2023

Solicitante:

NANOCORE APS [DK]

JP_2021510766_A

Resumen de: WO2019138077A1

Composite material units (CMU) of the structure (SE1-ML-LinkerL-Ligand2-SE2), are provided, wherein ML is a Mechanical Ligand, LinkerL is a chemical bond or entity that covalently links ML and Ligand2, Ligand2 is a chemical entity that is covalently linked to the structural entity SE2, or forms a mechanical bond with the structural entity SE2, and SE1 and SE2 are structural entities.

traducir

Preparation method and application of powder material

NºPublicación: EP4119265A1 18/01/2023

Solicitante:

ZHAO YUANYUN [CN]

Resumen de: CN112207285A

The invention relates to a preparation method and application of a powder material. The preparation method comprises the following steps of obtaining an initial alloy strip containing a matrix phase and a dispersed particle phase through solidification of an alloy melt, removing the matrix phase in the initial alloy strip, and retaining the dispersed particle phase at the same time, so as to obtain the powder material composed of the original dispersed particle phase. The preparation method is simple in process, can be used for preparing nano-scale, sub-micron-scale and micron-scale powder materials with various sizes, and has a good application prospect in the fields of catalytic materials, powder metallurgy, composite materials, wave-absorbing materials, sterilization materials, metal injection molding, 3D printing, coatings and the like.

traducir

一种定向生长高长径比的碳纳米管及其制备方法与应用

NºPublicación: CN115611267A 17/01/2023

Solicitante:

佛山市格瑞芬新能源有限公司

Resumen de: CN115611267A

本发明属于碳材料技术领域,具体公开了一种定向生长高长径比的碳纳米管及其制备方法与应用。碳纳米管的制备方法,采用浮动催化法在曲面载体表面生长碳纳米管,具体包括以下步骤:将曲面载体固定于反应炉的高温区,然后将反应炉加热至反应温度;利用载气将气相催化剂、碳源气体和气相生长促进剂一起送入反应炉中,碳纳米管在曲面载体表面定向生长。本发明制备的碳纳米管形貌长直,具有高度取向性和有序结构,长径比高达4900‑7400,比表面积达270‑326m2/g,粉末电阻率为15‑22mΩ·cm,导电性优于同类产品。

traducir

一种超长碳纳米管的超高产率制备方法

NºPublicación: CN115611268A 17/01/2023

Solicitante:

清华大学

Resumen de: CN115611268A

本申请公开了一种超长碳纳米管的超高产率制备方法。所述方法包括,在反应器中设置基底,向反应器内通入混合气体1,以将所述反应器内的空气置换为所述混合气体1,并升高所述反应器内的温度直至达到反应温度,所述混合气体1包括氢气和惰性气氛气体;向所述反应器内持续通入混合气体2以及催化剂溶液,反应得到超长碳纳米管;所述混合气体2包括碳源气体、氢气、所述惰性气氛气体和水蒸汽;所述催化剂溶液包括催化剂前驱体、助催化剂和溶剂。此种超长碳纳米管的超高产率制备方法称为基底拦截导向策略。此方法利用放置在管式炉中的基底将化学气相沉积所产生的漂浮短管拦截并导向,可显著延长碳纳米管的生长时间,使其最终生长为超长碳纳米管。

traducir

一种用于检测盐酸强力霉素的水溶性碳点的制备方法

NºPublicación: CN115612490A 17/01/2023

Solicitante:

山西大学

Resumen de: CN115612490A

本发明属于碳纳米材料的制备技术领域,具体涉及到一种用于检测盐酸强力霉素的水溶性碳点的制备方法。制备方法包括如下步骤:步骤1,室温下,按比例称取柠檬酸和三羟甲基氨基甲烷在烧杯中,加热一段时间;步骤2,随后,在烧杯中加入去离子水,过滤不溶物后得到黄色溶液;步骤3,将黄色溶液通过500~1000Da的透析袋,在容器中透析处理至少3天,即得到纯净的碳点的水溶液;步骤4,将碳点的水溶液冷冻干燥后得到水溶性碳点(CDs)。本发明操作步骤简单,不需经过表面钝化剂处理或修饰即可得到水溶性碳点;制备得到的水溶性CDs对盐酸强力霉素具有专一性识别作用,用于盐酸强力霉素的检测,选择性好,灵敏度高。

traducir

内热源反应器

NºPublicación: CN115608292A 17/01/2023

Solicitante:

青岛科技大学

Resumen de: CN115608292A

本发明提供了内热源反应器,属化工及材料技术领域,用以常温连续生长碳材料,至少包括承载体、至少一组热源介质模块,所述热源介质模块至少部分地处于所述承载体中;所述热源介质模块至少包括能量源、热源介质;所述能量源与所述热源介质形成通路以形成具有内热源的能量空间;所述承载体内置有生长物料,所述生长物料与所述热源介质在接触中发生相对运动;所述生长物料在能量空间中连续生长所述碳材料;本申请解决了低成本连续化生长碳材料的问题。

traducir

一种表面改性的磷酸铁锂正极材料及其制备方法

NºPublicación: CN115611255A 17/01/2023

Solicitante:

楚能新能源股份有限公司

Resumen de: CN115611255A

本发明提供一种表面改性的磷酸铁锂正极材料及其制备方法;所述表面改性的磷酸铁锂正极材料包括:磷酸铁锂材料以及包覆在所述磷酸铁锂材料表面的包覆层,所述包覆层为金属氧化物和碳层均匀混合形成的连续复合相;所述金属氧化物选自包含Mn、Ni、Mg、Ti、V、Nb、Al元素中任意一种或多种的氧化物。本发明通过将金属氧化物和碳层均匀混合形成双连续相的包覆层将磷酸铁锂正极材料完全包裹,进而达到其综合性能提升效果。

traducir

PHOTOSYNTHESIS STIMULATOR BASED ON HYBRID CARBON NANOPARTICLES, RELATED PRODUCTION METHOD AND RELATED USE AS NANOBIOSTIMULANTS AND NANOFERTILIZERS IN AGRICULTURAL CROPS

NºPublicación: CO2022012263A2 16/01/2023

Solicitante:

FUNDACAO UNIV DE BRASILIA [BR]
KRILLTECH SOLUCOES SUSTENTAVEIS EM ENGENHARIA LTDA [BR]
EMPRESA BRASILEIRA DE PESQUISA AGROPECUARIA - EMBRAPA [BR]

CN_115380005_PA

Resumen de: WO2021207807A2

The present invention pertains to the field of agrochemicals. The invention relates to the preparation of nanocomposites based on carbon dots with luminescent and nutrient-carrying properties that stimulate photosynthesis when applied to the leaves and/or roots of the plant, and that stimulate physiological responses that enhance development and productivity. Such responses are typical of materials classified in the literature as biostimulants and/or biofertilizers.

traducir

一种竹节状锑-硫硒化锑@空心碳管材料及其制备方法与应用

NºPublicación: CN115594156A 13/01/2023

Solicitante:

安徽工业大学()

Resumen de: CN115594156A

本发明属于新型纳米材料制备技术领域,具体涉及一种竹节状锑‑硫硒化锑@空心碳管材料及其制备方法与应用,首先用两步溶剂热法制备硫硒化锑纳米线,随后在纳米线外围包覆盐酸多巴胺,经高温煅烧后,得到竹节状锑‑硫硒化锑@空心碳管;将上述竹节状锑‑硫硒化锑@空心碳管制成电极,发现其具有极佳的储钠性能。本发明制备得到的锑‑硫硒化锑@空心碳管具有尺寸均匀、孔隙间隔适中、结构完整的优点;制备方法设计科学合理,相比于现有技术,其具有简单高效、结构可控、易操作等优点,能够满足高性能锑‑硫硒化锑@空心碳管的大规模制备需求。

traducir

ELASTOMER COMPOSITIONS WITH CARBON NANOSTRUCTURE FILLER

NºPublicación: KR20230008121A 13/01/2023

Solicitante:

비욘드로투스엘엘씨

TW_202146560_A

Resumen de: WO2021247153A2

Elastomeric compositions are described that include at least one filler that are carbon nanostructures or fragments thereof. Methods to prepare elastomeric compositions are further described. Loadings of the carbon nanostructures can be from about 0.1 phr to about 50 phr or a volume fraction of from about 0.1 vol% to about 20 vol%.

traducir

一种含石墨烯的纳米材料及其制备方法、应用

NºPublicación: CN115594169A 13/01/2023

Solicitante:

绍兴盖诺超菱润滑材料有限公司()中国科学院宁波材料技术与工程研究所()

Resumen de: CN115594169A

本申请公开了一种含石墨烯的纳米材料其制备方法及应用,所述含石墨烯的纳米材料包括石墨烯和纳米石墨片;所述纳米石墨片的厚度小于等于100nm。并公开了该含石墨烯的纳米材料的制备方法,使用膨胀石墨、卤素盐和含铝化合物为原料,结合熔融盐插层、低温球磨和加压热插层方法制备一种含有石墨烯和厚度小于100nm的纳米石墨片的纳米材料。该制备方法大幅提高石墨烯和纳米石墨片的制备效率,不易导致石墨烯和纳米石墨片的二维结构的破坏,制备的含石墨烯的纳米材料品质高,且制备过程不会产生环境污染。使用该含石墨烯的纳米材料制成的复合铝基润滑脂可有效地补充润滑脂中上述组分的含量,延缓润滑脂的损耗,提高其使用寿命。

traducir

SYSTEM, METHOD AND COMPOSITION FOR MAKING THIN-WALLED CARBON NANOMATERIALS

NºPublicación: CN115605633A 13/01/2023

Solicitante:

C2CNT\u6709\u9650\u8D23\u4EFB\u516C\u53F8\uFF08US\uFF09

AU_2021265253_A1

Resumen de: WO2021222463A1

The present disclosure relates to thin-walled carbon nanomaterial, such as thin-walled carbon nanotubes, and systems, methods and compositions for production thereof. The method for producing a thin walled carbon nanotube comprises heating a carbonate electrolyte to obtain a molten carbonate electrolyte; disposing the molten carbonate electrolyte between an anode and a cathode in a cell; applying an electrical current to the cathode and the anode in the cell; and, limiting a diameter of the carbon nanomaterial.

traducir

PASTE MANUFACTURING METHOD AND FLEXIBLE ELECTRODE MANUFACTURING METHOD USING THE SAME

Nº publicación: US2023010066A1 12/01/2023

Solicitante:

KOREA INST SCI & TECH [KR]

KR_102402322_B1

Resumen de: US2023010066A1

A method of manufacturing a paste according to various embodiments of the present disclosure for resolving the above-described problems is disclosed. The method of manufacturing a paste may include an operation of adding a metal conductor and a multi-walled carbon nanotube (MWCNT) to chloroform (CHCl3) to produce a first mixture, an operation of adding polydimethylsiloxane (PDMS) to the first mixture to produce a second mixture, an operation of evaporating the chloroform in the second mixture to acquire a third mixture, and an operation of adding an additional additive to the third mixture to produce a paste.

traducir

Página1 de 3 nextPage por página

punteroimgVolver