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Resultados 73 resultados LastUpdate Última actualización 15/10/2019 [16:21:00] pdf PDF

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

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一种三维改性石墨烯气凝胶及其制备和在水处理中的应用

NºPublicación: CN110316724A 11/10/2019

Solicitante:

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Resumen de: CN110316724A

本发明公开了一种三维改性石墨烯气凝胶及其制备方法和在水处理中的应用,(1)将h‑CN的前驱体置于坩埚中,在空气气氛下加盖煅烧,设置煅烧温度和时间,自然冷却降至室温,得到淡黄色粉末;称取煅烧所得淡黄色粉末,加入碱性溶液,超声分散,再置于水浴中加热搅拌;反应完成后,将溶液高速离心后所得乳白色物质洗涤后所得沉淀经冷冻干燥得到h‑CN纳米线粉末;(2)以氧化石墨烯水分散液为前驱体、h‑CN纳米线粉末为掺氮剂,水热法制备得到三维h‑CN/GO水凝胶;然后利用还原剂对三维h‑CN/GO水凝胶进行还原,得三维h‑CN/r‑GO复合气凝胶。本发明的石墨烯气凝胶比表面积大、孔容积大、优异的孔道结构,具很强的吸附性,可对极性、非极性有机污染物实现快速高效的选择性吸附。

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一种双发射红色荧光碳量子点及其制备方法

NºPublicación: CN110316718A 11/10/2019

Solicitante:

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Resumen de: CN110316718A

本发明涉及一种双发射红色荧光碳量子点及其制备方法,其制备方法包括如下步骤:1)对鱼鳞进行前处理;2)配制甲酰胺与去离子水的体积比为0.5~3:1的混合溶剂;3)向步骤2)的混合溶剂中加入柠檬酸钠和经步骤1)处理后的鱼鳞,形成前驱体溶液,并将所述前驱体溶液置于反应釜中加热进行反应;4)将反应后的混合物进行过滤,收集滤液;5)将滤液进行干燥,得固体产物。本发明首次采用鱼鳞作为碳源用于制备红色荧光碳量子点,有利于废弃生物资源的充分利用;且所需设备工艺简单,反应条件可控,有利于工业化生产。

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硫、氮双掺杂碳纳米管薄膜及其制备方法

NºPublicación: CN110316720A 11/10/2019

Solicitante:

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Resumen de: CN110316720A

本发明公开了一种硫、氮双掺杂碳纳米管薄膜的制备方法,通过将碳源、催化剂、硫源和氮源进行混合,然后混合液体注入管式炉内得到硫、氮双掺杂碳纳米管,最后制成薄膜。本发明利用CVD法,通过改变硫源、氮源的种类和用量,对硫、氮双掺杂碳纳米管的生长进行了调控,最终得到了高纯度的硫、氮双掺杂碳纳米管薄膜;本发明所制备的硫、氮双掺杂碳纳米管薄膜具有产量大、工艺简单等优点。

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一种多孔碳微球的制备及其在锂硫电池中的应用

NºPublicación: CN110323431A 11/10/2019

Solicitante:

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Resumen de: CN110323431A

本发明公开一种多孔碳微球的制备及其在锂硫电池中的应用,该多孔碳微球为微纳分级多孔结构,所述多孔碳微球由纳米碳纤维组装而成,所述纳米碳纤维的直径为10~50nm,所述多孔碳微球的直径为1~10μm;该多孔碳微球的制备方法包括:制备前驱体溶液、形成氢氧化物模板和纤维状聚合物、高温碳化和去除模板四个步骤。本发明提供的多孔碳微球制备方法简单方便,效果好,制备得到的多孔碳微球具有良好的导电性,同时具有丰富的微纳分级多孔结构,可以容纳更多的硫和改善硫正极的电化学性能,应用于锂硫电池正极中能够制备高载量硫正极,显著改善锂硫电池能量密度,在锂硫电池上具有广泛的应用前景。

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一种基于模板外延组装制备纳米晶超结构管或超结构棒的方法

NºPublicación: CN110316764A 11/10/2019

Solicitante:

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Resumen de: CN110316764A

本发明属于无机材料技术领域,具体涉及一种基于模板外延组装制备纳米晶超结构管或超结构棒的方法,本发明以有机配体分子修饰的阳极氧化铝(AAO)为模板,通过控制组装温度制备碳包覆的有序纳米晶超结构管(或棒)材料的方法。本发明采用溶液法制得单分散的胶体纳米颗粒分散液,将AAO模板进行有机配体分子表面修饰处理后加入胶体纳米晶分散液,通过在一定温度下挥发溶剂得到组装在AAO通道上的纳米晶超结构,将其碳化后用浓碱溶液去除模板就得到了有序的纳米晶超结构管(或棒)材料。该方法具有极好的普适性,改变粒子的种类、形貌、浓度和AAO的孔径均可以得到管或棒状超结构。本发明方法简单新颖,可控性强,原料易得,应用广泛。

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CARBON NANOTUBE STRUCTURE

NºPublicación: US2019308388A1 10/10/2019

Solicitante:

UNIV TSINGHUA [CN]
HON HAI PREC IND CO LTD [TW]

TW_201345830_A

Resumen de: US2019308388A1

The present disclosure relates to a carbon nanotube structure. The carbon nanotube structure includes a carbon nanotube array, a carbon nanotube layer located on the carbon nanotube array, and a carbon nanotube cluster between the carbon nanotube array and the carbon nanotube layer. The carbon nanotube array includes a number of first carbon nanotubes that are parallel with each other. The carbon nanotube layer includes a number of second carbon nanotubes. The carbon nanotube cluster includes a plurality of third carbon nanotubes that are entangled around both the plurality of first carbon nanotubes and the plurality of second carbon nanotubes. The carbon nanotube array is fixed on the carbon nanotube layer by the plurality of third carbon nanotubes so that the entire carbon nanotube structure is free-standing.

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SELF-HEALING POLYMER COMPOSITIONS

NºPublicación: US2019309176A1 10/10/2019

Solicitante:

TESLA NANOCOTINGS INC [US]

Resumen de: US2019309176A1

A coating is described herein, including a material chosen from the group consisting of rubber, ceramic, metal, concrete, epoxy, polyurethane, and polyurea, a first carbon nanotube (FCN) filled with a first healing agent, wherein the first carbon nanotube has first and second ends, wherein a first FCN end cap is closed on the first end of the FCN and a second FCN end cap is closed on the second end of the FCN, and a second carbon nanotube (SCN) filled with a second healing agent, wherein the second carbon nanotube has first and second ends, wherein a first SCN end cap is closed on the first end of the SCN and a second SCN end cap is closed on the second end of the SCN, wherein the first and second carbon nanotubes are mixed in the material, wherein the end caps are removable by a hydrolysis reaction.

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NANOCOMPOSITES WITH INTERLOCKING NANOSTRUCTURES

NºPublicación: US2019308905A1 10/10/2019

Solicitante:

WICHITA STATE UNIV [US]

Resumen de: US2019308905A1

Reinforced nanocomposite structures are described herein. Nanocomposite structures containing reinforcement fibers that are mechanically interlocked together with nanostructures are also described. Helical carbon nanotubes can be used to create high-performance multifunctional nanocomposite materials systems. Nanocomposite materials systems described also include chemically functionalized nanomaterials that are highly bent, kinked, twisted, entangled and mechanically interlocked within a resin system and/or traditional microfiber reinforcements.

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SELF-HEALING POLYMER COMPOSITIONS

NºPublicación: US2019309177A1 10/10/2019

Solicitante:

TESLA NANOCOATINGS INC [US]

Resumen de: US2019309177A1

A self-healing polymer is described herein, including a first carbon nanotube filled with at least a first healing agent, wherein the first carbon nanotube has first and second ends, wherein a first end cap is closed on the first end of the first carbon nanotube and a second end cap is closed on the second end of the first carbon nanotube, and a second carbon nanotube filled with at least a second healing agent, wherein the second carbon nanotube has first and second ends, wherein a first end cap is closed on the first end of the second carbon nanotube and a second end cap is closed on the second end of the second carbon nanotube.

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SELENIUM PRELOADED CATHODE FOR ALKALI METAL-SELENIUM SECONDARY BATTERY AND PRODUCTION PROCESS

NºPublicación: US2019312311A1 10/10/2019

Solicitante:

NANOTEK INSTRUMENTS INC [US]

Resumen de: US2019312311A1

A method of producing a pre-selenized (selenium-preloaded) active cathode layer for a rechargeable alkali metal-selenium cell; the method comprising: (a) Preparing an integral layer of porous graphitic structure having a specific surface area greater than 100 m2/g; (b) Preparing an electrolyte comprising a solvent and a selenium source; (c) Preparing an anode; and (d) Bringing the integral layer and the anode in ionic contact with the electrolyte and imposing an electric current between the anode and the integral layer (serving as a cathode) to electrochemically deposit nanoscaled selenium particles or coating on the graphene surfaces. The selenium particles or coating have a thickness or diameter smaller than 20 nm (preferably <10 nm, more preferably <5 nm or even <3 nm) and occupy a weight fraction of at least 70% (preferably >90% or even >95%).

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FUNCTIONALIZED GRAPHENE AND CNT SHEET OPTICAL ABSORBERS AND METHOD OF MANUFACTURE

NºPublicación: WO2019194914A1 10/10/2019

Solicitante:

NORTHROP GRUMMAN SYSTEMS CORP [US]

Resumen de: WO2019194914A1

An optical absorber and method of manufacture is disclosed. A non-woven sheet of randomly-organized horizontally-oriented carbon nanotubes (CNTs) is subjected to a laser rasterizing treatment at ambient temperature and pressure. The upper surface of the sheet is functionalized by oxygen and hydrogen atoms resulting in improved absorbance properties as compared to untreated CNT sheets as well as to commercial state-of-art black paints. Laser treatment conditions may also be altered or modulated to provide surface texturing in addition to functionalization to enhance light trapping and optical absorbance properties.

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THERMALLY CONDUCTIVE GRAPHENE-BASED MATERIAL AND METHOD FOR MANUFACTURING THE SAME

NºPublicación: WO2019194708A1 10/10/2019

Solicitante:

SHT SMART HIGH TECH AB [SE]

Resumen de: WO2019194708A1

The invention relates to a heat spreading structure (100) comprising: a first substrate layer (102); a second substrate layer (104); and a thermally conductive graphite film (106) sandwiched between the first and second substrate layers, wherein the graphite film comprises a plurality of graphene layers having a turbostratic alignment between adjacent graphene layers. The invention also relates to a method for manufacturing a graphite film for a heat spreading structure.

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DECOMPOSABLE S-TETRAZINE BASED POLYMERS FOR SINGLE WALLED CARBON NANOTUBE APPLICATIONS

NºPublicación: EP3548430A1 09/10/2019

Solicitante:

NAT RES COUNCIL CANADA [CA]

CN_110300727_A

Resumen de: US2018195997A1

A process for purifying semiconducting single-walled carbon nanotubes (sc-SWCNTs) extracted with a conjugated polymer, the process comprising exchanging the conjugated polymer with an s-tetrazine based polymer in a processed sc-SWCNT dispersion that comprises the conjugated polymer associated with the sc-SWCNTs. The process can be used for production of thin film transistors and chemical sensors. In addition, disclosed herein is use of an s-tetrazine based polymer for purification of semiconducting single-walled carbon nanotubes (sc-SWCNTs).

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一种纳米碳素溶胶的制备方法

NºPublicación: CN110306198A 08/10/2019

Solicitante:

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Resumen de: CN110306198A

本发明涉及一种纳米碳素溶胶的制备方法,包括由石墨或炭黑压制成的阳极和阴极板,所述阳极和阴极板放入中性电解质水溶液中,保持两者间的距离在5~20cm;所述阳极和阴极与直流脉冲电源相连接,脉冲电源电压15~50V,频率为50~200Hz;电解后得到纳米碳素溶胶。本发明纳米碳粒径小,稳定性强,静置永不分层。

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METHODS AND SYSTEMS FOR PRODUCTION OF DOPED CARBON NANOMATERIALS

NºPublicación: CN110312678A 08/10/2019

Solicitante:

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

CA_3052483_A1

Resumen de: WO2018156642A1

A system and process for producing doped carbon nanomaterials is disclosed. A carbonate electrolyte including a doping component is provided during the electrolysis between an anode and a cathode immersed in carbonate electrolyte contained in a cell. The carbonate electrolyte is heated to a molten state. An electrical current is applied to the anode, and cathode, to the molten carbonate electrolyte disposed between the anode and cathode. A morphology element maximizes carbon nanotubes, versus graphene versus carbon nano-onion versus hollow carbon nano-sphere nanomaterial product. The resulting carbon nanomaterial growth is collected from the cathode of the cell.

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碳量子点功能化氧化石墨烯层状膜及其制备与应用

NºPublicación: CN110304624A 08/10/2019

Solicitante:

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Resumen de: CN110304624A

本发明属于质子交换膜燃料电池领域,特别涉及一种碳量子点功能化氧化石墨烯层状膜及其制备方法和在制备质子交换膜中的应用。所述碳量子点功能化氧化石墨烯层状膜以柠檬酸和二乙烯三胺作为前体,选用多巴胺修饰的氧化石墨烯纳米片,通过真空抽滤自组装‑微波辅助的方法制备层状膜。本发明制备的碳量子点功能化氧化石墨烯层状膜表现出比传统方法制备的无机氧化石墨烯层状膜具有更高的质子传导能力和在水溶液中的稳定性。

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CARBON NANOTUBE-TRANSITION METAL OXIDE COMPOSITE AND METHOD FOR MAKING THE SAME

NºPublicación: US2019305310A1 03/10/2019

Solicitante:

UNIV TSINGHUA [CN]
HON HAI PREC IND CO LTD [TW]

Resumen de: US2019305310A1

The present invention relates to a carbon nanotube-transition metal oxide composite and a method for making the composite. The composite comprises at least one carbon nanotube and a plurality of transition metal oxide nanoparticles. The plurality of transition metal oxide nanoparticles are chemically bonded to the at least one carbon nanotube through carbon-oxygen-metal (C—O-M) linkages, wherein the metal is a transition metal element. The method for making the composite comprising the following steps: step 1, providing at least one carbon nanotube obtained from a super-aligned carbon nanotube array; step 2, pre-oxidizing the at least one carbon nanotube; step 3, dispersing the at least one carbon nanotube in a solvent to form a first suspension; step 4, dispersing a material containing transition metal oxyacid radicals in the first suspension to form a second suspension; and step 5, removing the solvent from the second suspension and drying the second suspension.

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FREE-STANDING FILM, LAMINATE, AND METHOD OF MANUFACTURING FREE-STANDING FILM

NºPublicación: WO2019188977A1 03/10/2019

Solicitante:

ZEON CORP [JP]

Resumen de: WO2019188977A1

The purpose of the present invention is to provide a free-standing film that has excellent optical transmission and comprises a plurality of fiber-like carbon nanostructures. This free-standing film comprises the plurality of fiber-like carbon nanostructures, has a ratio (G/D) of a G band peak intensity to a D band peak intensity in a Raman spectrum of 2 or more, and has a light transmittance at a wavelength of 550 nm of 60% or more. The plurality of fiber-like carbon nanostructures includes a single-walled carbon nanotube.

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OIL-IN-WATER MICROEMULSION COSMETIC COMPOSITION

NºPublicación: WO2019187703A1 03/10/2019

Solicitante:

SHISEIDO CO LTD [JP]

Resumen de: WO2019187703A1

The present invention provides a novel stable oil-in-water microemulsion cosmetic composition. An oil-in-water microemulsion cosmetic composition according to the present invention contains: a dispersion medium which contains water and a divalent glycol; an oil component which is dispersed in the dispersion medium, while containing a silicone oil and a hydrocarbon oil; a carboxyl-modified silicone surfactant represented by formula 1; at least one compound which is in a liquid state at 25°C and has 16-22 carbon atoms, and which is selected from among higher alcohols and higher fatty acids; and a nonionic surfactant which has a polyoxyethylene chain, while having an HLB of 12-17. This oil-in-water microemulsion cosmetic composition is configured such that the average particle diameter of oil droplets is 150 nm or less. In formula 1, at least one of R1-R3 moieties is expressed by -O-Si(R4)3 wherein R4 represents at least one substituent selected from among alkyl groups having 1-6 carbon atoms and a phenyl group; in cases where not all of the R1-R3 moieties are the substituents, the rest may be the same or different and each represents a substituted or unsubstituted monovalent hydrocarbon group; A represents a linear or branched alkylene group which is represented by CqH2q wherein q represents an integer of 0-20; and M represents a metal atom or an organic cation.

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METHOD FOR PRODUCING InP QUANTUM DOTS

NºPublicación: WO2019188679A1 03/10/2019

Solicitante:

NIPPON CHEMICAL IND [JP]

Resumen de: WO2019188679A1

A method for producing InP quantum dots from a phosphorus source and an indium source, wherein a silylphosphine compound represented by general formula (1) is used as the phosphorus source, said silylphosphine compound having a content of a compound represented by general formula (2) of 0.3% by mole or less. It is preferable that a silylphosphine compound represented by general formula (1), which has a content of a compound represented by general formula (3) of 0.1% by mole or less, is used as the phosphorus source. (In general formula (1), each R independently represents an alkyl group having 1-5 carbon atoms (inclusive) or an aryl group having 6-10 carbon atoms (inclusive).) (In general formula (2), R is as defined in general formula (1).) (In general formula (3), R is as defined in general formula (1).)

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DEVICES AND METHODS FOR GENERATING ELECTRICITY

NºPublicación: WO2019186136A1 03/10/2019

Solicitante:

PARAGRAF LTD [GB]

GB_2572330_A

Resumen de: WO2019186136A1

There is provided an array of graphene sheets configured to generate electricity from a flow of an ion-containing fluid, wherein the array comprises a plurality of graphene sheets, each graphene sheet comprising first and second electrical contacts, having a surface extending between the first and second electrical contacts for contacting the flow of ion-containing fluid, and wherein each graphene sheet is in electrical contact with at least a further graphene sheet.

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アミノ基修飾ナノダイヤモンド

NºPublicación: JP2019167255A 03/10/2019

Solicitante:

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Resumen de: JP2019167255A

【課題】10μmol/g以上のアミノ基が粒子表面に直接結合するナノダイヤモンドを提供する。【解決手段】本発明のアミノ基修飾ナノダイヤモンドは、ナノダイヤモンドの表面の炭素原子にアミノ基(−NH2)が直接結合した構成を有し、前記アミノ基結合量が10μmol/g以上である。本発明のアミノ基修飾ナノダイヤモンドは、例えば、溶媒存在下、ナノダイヤモンドにホウ素化合物を反応させ、更に、下記式(1)で表されるアミノ化合物を反応させることにより製造することができる。NH2R (1)(式中、Rは脱離性基を示す)【選択図】なし

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炭素構造体の製造方法および製造装置

NºPublicación: JP2019167266A 03/10/2019

Solicitante:

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Resumen de: JP2019167266A

【課題】化学気相成長(CVD)法により炭素構造体を製造する際に炭素系副生成物の生成を十分に抑制することができる炭素構造体の製造方法を提供する。【解決手段】炭素化合物を含む原料ガスを触媒に供給し、化学気相成長法によって炭素構造体を成長させる工程(A)と、工程(A)で生じる反応排ガスに、ヒドロキシ基および/またはアルデヒド基を有する炭素数1以上5以下の化合物を含む反応性ガスを供給する工程(B)とを含む、炭素構造体の製造方法。【選択図】図1

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CARBON NANOTUBE FILM STRUCTURE AND METHOD FOR MAKING

NºPublicación: JP2019527641A 03/10/2019

Solicitante:

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US_2019185632_A1

Resumen de: WO2018027092A1

A carbon nanotube (CNT)/polymer film or CNT/polymer composite structure containing CNTs, arranged uniformly in a randomly oriented distribution in the polymer matrix. The CNT sheet is manufactured by applying a highly dispersed CNT-polymer-solvent suspension, mixed using ultrasoni cation, over a carrier, using a coating process, and drying to form the CNT/polymer film. The CNT film is useful in making CNT composite laminates and structures having utility for electro-thermal heating, deicing, shielding for wire & cable, thermal interface pads, energy storage, heat dissipation, conductive composites, antennas, reflectors, and electromagnetic environmental effects (E3), such as lightning strike protection, EMP protection, directed energy protection, and EMI shielding in a variety of form factors such as sheets, roll stocks, and tapes.

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燃料電池用空気極触媒及びその製造方法並びに燃料電池用空気極触媒を用いた燃料電池

Nº publicación: JP2019169289A 03/10/2019

Solicitante:

\u4FE1\u8D8A\u5316\u5B66\u5DE5\u696D\u682A\u5F0F\u4F1A\u793E,
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Resumen de: JP2019169289A

【課題】優れた活性を示すMWCNT燃料電池用空気極触媒を、より効率的でエネルギー投入量が少ない工程で提供する。【解決手段】多層カーボンナノチューブから成る燃料電池用空気極触媒を製造する方法であって、原料となる多層カーボンナノチューブを準備する工程と、前記原料となる多層カーボンナノチューブの表面に金属酸化物又は金属硝酸塩の微粒子を担持させる工程と、前記表面に金属酸化物又は金属硝酸塩の微粒子を担持させた多層カーボンナノチューブを、酸素を含む雰囲気中で100〜500℃の温度で加熱する酸素処理工程と、前記酸素処理工程を行った後の前記多層カーボンナノチューブを、窒素原子を含むガス雰囲気中で100〜1500℃の温度で0.5〜10分間加熱する窒素処理工程とを含むことを特徴とする燃料電池用空気極触媒の製造方法。【選択図】 図1

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