专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明专利

JP2009256189A Carbon nanotube, and method of manufacturing the same 有权
标题翻译：碳纳米管及其制造方法
公开(公告)号：JP2009256189A
公开(公告)日：2009-11-05
申请号：JP2009059208
申请日：2009-03-12
申请人： Dowa Holdings Co Ltd , Dowaホールディングス株式会社 , Foundation For The Promotion Of Industrial Science , Tohoku Univ , 国立大学法人東北大学 , 財団法人生産技術研究奨励会
发明人： SATO YOSHITOMO , TAJI KAZUYUKI , OGURA SHOHEI , FUKUTANI KATSUYUKI , NAMURA MASARU
IPC分类号： C01B31/02 , G01N23/04
摘要： PROBLEM TO BE SOLVED: To provide a method of manufacturing a carbon nanotube capable of removing end caps of the carbon nanotube and impurities in the carbon nanotube by oxidation, and capable of repairing defects of the carbon nanotube generated by the oxidation and the carbon nanotube.
SOLUTION: The method of manufacturing the carbon nanotube involves: after a first oxidation for heating in the atmosphere soot containing a carbon nanotube generated by arc discharge, a first acid treatment for immersing the resultant material in an acid; after a second oxidation for heating it at a temperature not lower than the temperature of the first oxidation in the atmosphere, a second acid treatment for immersing the resulting material in an acid, thereby removing the impurities in the single carbon nanotube and the end caps of both ends of the single carbon nanotube; and then vacuum-heat-treating the resulting nanotube to repair the defects of the carbon nanotube generated in the oxidations.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够通过氧化除去碳纳米管的端盖和碳纳米管中的杂质的能够修复由氧化产生的碳纳米管的缺陷的碳纳米管的方法，碳纳米管。解决方案：制造碳纳米管的方法包括：在包含通过电弧放电产生的碳纳米管的大气中的炉烟中进行第一氧化加热后，将所得材料浸入酸中的第一种酸处理; 在不低于大气中的第一氧化温度的温度下进行第二氧化加热后，进行第二次酸处理，将所得材料浸渍在酸中，从而除去单碳纳米管和端盖中的杂质单碳纳米管的两端; 然后对所得纳米管进行真空热处理，以修复在氧化中产生的碳纳米管的缺陷。版权所有（C）2010，JPO＆INPIT

2. 发明专利

JP2014096354A Field electron emission film, field electron emission element, light-emitting element and manufacturing method therefor 有权
标题翻译：场电子发射膜，场电子发射元件，发光元件及其制造方法
公开(公告)号：JP2014096354A
公开(公告)日：2014-05-22
申请号：JP2013159542
申请日：2013-07-31
申请人： Tohoku Univ , 国立大学法人東北大学 , Dowa Holdings Co Ltd , Dowaホールディングス株式会社
发明人： SHIMOI NORIHIRO , TAJI KAZUYUKI , TANAKA YASUMITSU , KAI HIROYUKI
IPC分类号： H01J1/304 , H01J9/02
CPC分类号： H01J63/06 , H01J1/304 , H01J9/025 , H01J31/127 , H01J63/02 , H01J2201/30469 , H01J2329/0455 , Y10T428/24479 , Y10T428/24612
摘要： PROBLEM TO BE SOLVED: To provide a field electron emission film capable of operating with low power, and having a high emission plane uniformity of brightness, and to provide a field electron emission element using the same, a light-emitting element, and a manufacturing method therefor.SOLUTION: A field electron emission film contains 60-99.9 mass% of tin-doped indium oxide and 0.1-20 mass% of carbon nanotube, and has such a structure that a groove having a width in the range of 0.1-50 μm is formed in the film surface by total extension of 2 mm or more per 1 mm, and the carbon nanotube is exposed on the wall surface of the groove. After forming an ITO film containing carbon nanotube on a substrate, a groove is formed in the surface of the ITO film, and the end of carbon nanotube exposed to the wall surface of the groove becomes an emitter.
摘要翻译：要解决的问题：提供一种能够以低功率工作并具有高发光面亮度均匀性的场致电子发射膜，并提供使用该场致发射元件和制造的场致发射元件的场致电子发射元件其方法。解决方案：场电子发射膜含有60-99.9质量％的锡掺杂氧化铟和0.1-20质量％的碳纳米管，并且具有如下结构：宽度在0.1-50 在膜表面中通过1mm每2mm总共延伸形成1μm，并且在该沟槽的壁表面上露出碳纳米管。在基板上形成含有碳纳米管的ITO膜之后，在ITO膜的表面形成有槽，暴露于槽壁的表面的碳纳米管的端部成为发光体。

3. 发明专利

JP2011016711A Carbon nanotube and method for producing the same 有权
标题翻译：碳纳米管及其制造方法
公开(公告)号：JP2011016711A
公开(公告)日：2011-01-27
申请号：JP2010116874
申请日：2010-05-21
申请人： Dowa Holdings Co Ltd , Dowaホールディングス株式会社 , Tohoku Univ , 国立大学法人東北大学
发明人： SATO YOSHITOMO , TAJI KAZUYUKI , NAMURA MASARU
IPC分类号： C01B31/02
CPC分类号： C01B31/0233 , B82Y30/00 , B82Y40/00 , C01B32/16 , C01B32/162 , C01B32/17 , C01B2202/20 , Y10S977/742 , Y10S977/75 , Y10S977/844
摘要： PROBLEM TO BE SOLVED: To provide a high-purity carbon nanotube which can be produced through simple purification by synthesizing crude soot by arc discharge so that graphite is hardly contained in the crude soot right after synthesized, and to provide a method for producing the carbon nanotube.SOLUTION: The method for producing the carbon nanotube comprises the steps of: heating, burning and oxidizing the carbon nanotube-containing soot, which is produced by arc discharge using an anode comprising amorphous carbon as a main component, in the atmosphere at ≥350°C; immersing/treating the oxidized soot in an acid; heating, burning and oxidizing the immersed soot in the atmosphere at the temperature which is equal to or higher than that at the preceding heating, burning and oxidizing step and is ≥500°C; and immersing/treating the oxidized soot in the acid again.
摘要翻译：要解决的问题：提供一种高纯度碳纳米管，其可以通过简单的纯化生产，通过电弧放电合成粗烟灰，使得刚合成后的粗煤烟中几乎不含石墨，并提供碳的生产方法纳米管的制造方法。制造碳纳米管的方法包括以下步骤：在大气中加热，燃烧和氧化含有碳纳米管的烟炱，其通过使用包含无定形碳作为主要成分的阳极通过电弧放电产生≥ 350℃; 将氧化烟灰浸入/处理酸中; 在等于或高于上述加热，燃烧和氧化步骤的温度下，将浸没的烟灰在大气中加热，燃烧和氧化，≥500℃; 并将氧化的烟灰再次浸入/处理在酸中。

4. 发明专利

JP2010131581A Method for producing platinum-iron alloy fine powder 有权
标题翻译：生产铂铁合金粉末的方法
公开(公告)号：JP2010131581A
公开(公告)日：2010-06-17
申请号：JP2009054598
申请日：2009-03-09
申请人： Dowa Holdings Co Ltd , Dowaホールディングス株式会社 , Tohoku Univ , 国立大学法人東北大学
发明人： ITO TAKASHI , BARACHANDORAN JAYADEWAN , KAMIBAYASHI MASATERU , TAJI KAZUYUKI , MIYAZAKI TATSURO
IPC分类号： B01J37/08 , B01J23/89 , B01J35/02 , B22F1/00 , B22F9/24 , C22C5/04 , C22C38/00 , C22F1/00 , C22F1/14 , C25B11/06 , C25B11/08 , H01M4/90 , H01M8/10
CPC分类号： Y02E60/523
摘要： PROBLEM TO BE SOLVED: To provide a method for producing platinum-iron alloy fine powder in which Fe can be restrained from being eluted by an acid and which is used suitably as an electrode catalyst of a fuel cell.
SOLUTION: The method for producing platinum-iron alloy fine powder includes the steps of: dispersing platinum salt such as platinum (II) bis(acetylacetonate), iron salt such as ferric (III) tris(acetylacetonate) and carbon powder in polyol such as ethylene glycol to prepare a solution; heating the solution under reflux to synthesize the platinum-iron alloy fine powder deposited on the carbon powder; heat-treating the synthesized fine powder at ≥600°C in an inert atmosphere; and washing the heat-treated fine powder with an acidic solution such as an aqueous solution of sulfuric acid.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：待解决的问题：提供一种生产铂铁合金细粉的方法，其中Fe可以被酸抑制而被洗脱，并且适合用作燃料电池的电极催化剂。解决方案：铂 - 铁合金细粉的制造方法包括以下步骤：将铂（II）双（乙酰丙酮）铂等铂盐，三（乙酰丙酮化）三铁（III），碳粉等铁盐分散在多元醇如乙二醇制备溶液; 将溶液加热回流以合成沉积在碳粉上的铂 - 铁合金细粉; 在惰性气氛中将合成的细粉末在≥600℃下进行热处理; 并用酸性溶液如硫酸水溶液洗涤热处理的细粉末。版权所有（C）2010，JPO＆INPIT

5. 发明专利

JP2010064925A Conductive material and method for producing the same 有权
标题翻译：导电材料及其制造方法
公开(公告)号：JP2010064925A
公开(公告)日：2010-03-25
申请号：JP2008232877
申请日：2008-09-11
申请人： Dowa Holdings Co Ltd , Dowaホールディングス株式会社 , Tohoku Univ , 国立大学法人東北大学
发明人： SATO YOSHITOMO , TAJI KAZUYUKI , NAMURA MASARU
IPC分类号： C01B31/02 , H01B5/02 , H01B13/00 , H01M4/96
CPC分类号： Y02E60/50
摘要： PROBLEM TO BE SOLVED: To provide a conductive material using a carbon nanotube which has conductivity higher than that of a carbon nanotube, and to provide a method for producing the same.
SOLUTION: Soot comprising a single-wall carbon nanotube is produced by arc discharge so as to be refined, a single-wall carbon nanotube thin film is produced from the refined single-wall carbon nanotube, thereafter, conductive metal fine particles such as silver nanoparticles are stuck to the surface of the single-wall carbon nanotube thin film, and subsequently, the conductive metal fine particles are sintered by annealing treatment so as to produce a conductive material.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供使用导电率高于碳纳米管的导电性的导电材料，并提供其制造方法。解决方案：通过电弧放电产生包含单壁碳纳米管的烟灰以进行精制，由精制的单壁碳纳米管制备单壁碳纳米管薄膜，之后，将导电金属微粒如因为银纳米颗粒粘附到单壁碳纳米管薄膜的表面，接着通过退火处理烧结导电金属微粒，从而制成导电材料。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2009242231A Method for evaluating carbon nanotube 有权
标题翻译：评估碳纳米管的方法
公开(公告)号：JP2009242231A
公开(公告)日：2009-10-22
申请号：JP2009059160
申请日：2009-03-12
申请人： Dowa Holdings Co Ltd , Dowaホールディングス株式会社 , Tohoku Univ , Univ Of Tokyo , 国立大学法人東京大学 , 国立大学法人東北大学
发明人： SATO YOSHITOMO , TAJI KAZUYUKI , OGURA SHOHEI , FUKUTANI KATSUYUKI , NAMURA MASARU
IPC分类号： C01B31/02 , G01N25/00 , G01N27/62
摘要： PROBLEM TO BE SOLVED: To provide a method for evaluating a carbon nanotube which can evaluate defect of the carbon nanotube simply and securely without deteriorating characteristics of the carbon nanotube.
SOLUTION: The method for evaluating a carbon nanotube comprises adsorbing vapour such as H
2 or D
2 to the carbon nanotube fixed in a metal substrate by putting the carbon nanotube into a solvent such as ethanol to be dispersed by ultrasonic waves and spraying the solvent including the carbon nanotube to the metal substrate using an air brushing or the like and then drying, then measuring programmed temperature desorption spectrum to be heated, and determining the defect of the carbon nanotube, based on a peak temperature and a peak shape of the resultant programmed temperature desorption spectrum.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：解决问题的方法：提供一种能够简单，可靠地评价碳纳米管的缺陷而不劣化碳纳米管的特性的碳纳米管的评价方法。解决方案：用于评估碳纳米管的方法包括通过将碳纳米管（例如碳纳米管）吸附在固定在金属基板中的碳纳米管上，将诸如H 2 或D 2 进入如乙醇的溶剂中，通过超声波分散，并使用空气刷涂等将包含碳纳米管的溶剂喷涂到金属基材上，然后干燥，然后测定待加热的程序升温解吸光谱，并确定缺陷基于峰值温度和所得程序化温度解吸谱的峰值形状的碳纳米管。版权所有（C）2010，JPO＆INPIT

7. 发明专利

JP2007184431A Metallic magnetic powder and its production method 有权
标题翻译：金属粉末及其生产方法
公开(公告)号：JP2007184431A
公开(公告)日：2007-07-19
申请号：JP2006001919
申请日：2006-01-06
申请人： Dowa Holdings Co Ltd , Dowaホールディングス株式会社 , Tohoku Univ , 国立大学法人東北大学
发明人： TAJI KAZUYUKI , BARACHANDORAN JAYADEWAN , SATO KIMITAKA , IKARI KAZUMASA
IPC分类号： H01F1/20 , B22F1/00 , B22F9/20 , C22C19/00 , C22C38/00
摘要： PROBLEM TO BE SOLVED: To provide metallic magnetic powder high in saturation magnetization and excellent in soft magnetic characteristics. SOLUTION: The metallic magnetic powder is constituted of particles of 5-500 nm average grain sizes D M having a composition of Fe X M 1-X (here: M is a transition element such Co or the like, X: 0.35-0.85), a coercive force Hc not larger than 400 Oe, the saturation magnetization σs not less than 120 emu/g, a remanence ratio σr/σs not higher than 0.20, and preferably weatherproofness Δσs not higher than 40%. This metallic magnetic powder can be produced by a method wherein a metallic salt containing these elements is thrown into a polyol solvent whose temperature is raised to 100°C or higher while blowing inert gas thereinto to apply a deoxidation and dehydration process, so that an atomic ratio of Fe and M constituents of finished metallic magnetic powder becomes 1: (1-X) here X: 0.35-0.85 to reduce the metallic salt by retaining the same at a temperature higher than 100°C by the solvent or polyol and deposit alloy particles. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供高饱和磁化的金属磁性粉末，并且具有优良的软磁特性。＆lt; P＆gt;解决方案：金属磁性粉末由具有Fe-SB X X SB 1-X的组成的5-500nm平均粒度D M 的颗粒构成（这里：M是Co等的过渡元素，X：0.35-0.85），不大于400Oe的矫顽力Hc，饱和磁化强度σs不小于120emu / g，剩磁比 σr/σ不高于0.20，优选防风性Δσ不高于40％。该金属磁性粉末可以通过以下方法制造：将含有这些元素的金属盐投入温度升至100℃以上的多元醇溶剂中，同时吹入惰性气体，进行脱氧脱水处理，成品金属磁粉的Fe和M成分比例为1：（1-X）X：0.35-0.85，通过用溶剂或多元醇和沉积合金将其保持在高于100℃的温度下将金属盐还原粒子。版权所有（C）2007，JPO＆INPIT

8. 发明专利

JP2011057516A Single-wall carbon nanotube film and method for producing the same 审中-公开
标题翻译：单壁碳纳米管膜及其制造方法
公开(公告)号：JP2011057516A
公开(公告)日：2011-03-24
申请号：JP2009210370
申请日：2009-09-11
申请人： Dowa Holdings Co Ltd , Dowaホールディングス株式会社 , Tohoku Univ , 国立大学法人東北大学
发明人： SATO YOSHITOMO , TAJI KAZUYUKI , NAMURA MASARU
IPC分类号： C01B31/02 , B01J27/043 , H01L51/42
CPC分类号： Y02E10/549 , Y02P70/521
摘要： PROBLEM TO BE SOLVED: To provide a single-wall carbon nanotube film which can be used for both of a p-type semiconductor and an n-type semiconductive, and which, when used as an organic semiconductor thin film of an organic thin film solar cell, can increase the photocurrent value, and a method for producing the same.
SOLUTION: Single-wall carbon nanotubes purified by subjecting soot containing single-wall carbon nanotubes generated by arc discharge to combustion oxidation by heating in the air, followed by acid treatment are heated at ≥1,000°C in a vacuum to obtain highly crystalline single-wall carbon nanotubes, and the objective single-wall carbon nanotube film comprising the highly crystalline single-wall carbon nanotubes is formed.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：提供可用于p型半导体和n型半导体两者的单壁碳纳米管膜，并且当用作有机半导体薄膜的有机半导体薄膜薄膜太阳能电池，可以提高光电流值，及其制造方法。解决方案：通过将通过电弧放电产生的含有单壁碳纳米管的烟灰通过在空气中加热进行燃烧氧化，随后进行酸处理而纯化的单壁碳纳米管在真空中在≥1000℃下加热以获得高度结晶单壁碳纳米管，并且形成包含高结晶单壁碳纳米管的目标单壁碳纳米管薄膜。版权所有（C）2011，JPO＆INPIT

9. 发明专利

JP2014154276A Field electron emission element and method for manufacturing light emitting element using the same 有权
标题翻译：现场电子发射元件及使用其制造发光元件的方法
公开(公告)号：JP2014154276A
公开(公告)日：2014-08-25
申请号：JP2013021304
申请日：2013-02-06
申请人： Tohoku Univ , 国立大学法人東北大学 , Dowa Holdings Co Ltd , Dowaホールディングス株式会社
发明人： SHIMOI NORIHIRO , TAJI KAZUYUKI , TANAKA YASUMITSU , KAI HIROYUKI
IPC分类号： H01J9/02
摘要： PROBLEM TO BE SOLVED: To provide a field electron emission element capable of being operated with low electric power, high in uniformity of brightness in a light emitting surface, and improved in brightness, and a method for manufacturing a light emitting element using the field electron emission element.SOLUTION: A method for manufacturing a field electron emission element comprises the steps of: coating a carbon nanotube dispersion containing carbon nanotubes and a precursor of a tin-doped indium oxide on a substrate, and heating the carbon nanotube dispersion to form a tin-doped indium oxide film containing carbon nanotubes; subjecting the oxide film to wet etching treatment; and forming a groove in the oxide film surface after the etching treatment and exposing carbon nanotubes at the wall face of the groove. A light emitting element is obtained by disposing the field electron emission element and an anode to face each other and reducing the pressure in a space between the field electron emission element and the anode to 10Pa or less.
摘要翻译：要解决的问题：提供一种能够以低功率操作的场致电子发射元件，在发光表面中的亮度均匀性和亮度提高的方法，以及使用场电子制造发光元件的方法发光元件。解决方案：制造场致电子发射元件的方法包括以下步骤：在衬底上涂覆含有碳纳米管的碳纳米管分散体和掺锡氧化铟的前体，并加热碳纳米管分散体以形成含有碳纳米管的锡掺杂氧化铟膜; 对氧化膜进行湿蚀刻处理; 并且在蚀刻处理之后在氧化物膜表面中形成凹槽，并在槽的壁面处暴露碳纳米管。通过将场电子发射元件和阳极彼此面对并将场电子发射元件和阳极之间的空间中的压力降低到10Pa以下来获得发光元件。

10. 发明专利

JP2012191076A Solar power generation apparatus and manufacturing method of the same 审中-公开
标题翻译：太阳能发电装置及其制造方法
公开(公告)号：JP2012191076A
公开(公告)日：2012-10-04
申请号：JP2011054779
申请日：2011-03-11
申请人： Dowa Holdings Co Ltd , Tohoku Univ , Dowaホールディングス株式会社 , 国立大学法人東北大学
发明人： SATO YOSHITOMO , TAJI KAZUYUKI , NAMURA MASARU
IPC分类号： H01L31/04
CPC分类号： Y02E10/50
摘要： PROBLEM TO BE SOLVED: To provide a solar power generation apparatus which increases a photo current value and thereby improving the conversion efficiency even though a carbon nano tube is used as a photoelectric conversion layer, and to provide a manufacturing method of the solar power generation apparatus.SOLUTION: A photoelectric conversion layer 16, formed by a monolayer carbon nano tube thin film 18 and a monolayer carbon nano tube film 20 which is thicker than the monolayer carbon nano tube thin film 18, is held between an electrode substrate 12, which is formed by a substrate member 12a composed of glass and the like and an electrode film 12b formed on the substrate member 12a and composed of platinum and the like, and an electrode substrate 14, which is formed by a transparent substrate member 14a composed of glass and the like and a transparent electrode film 14b formed on the substrate member 14a and composed of indium tin oxide (ITO) and the like.
摘要翻译：解决的问题：为了提供即使使用碳纳米管作为光电转换层也能提高光电流值，提高转换效率的太阳能发电装置，并且提供太阳能的制造方法发电设备。解决方案：由单层碳纳米管薄膜18形成的光电转换层16和比单层碳纳米管薄膜18厚的单层碳纳米管膜20被保持在电极基板12，由玻璃等构成的基板部件12a和形成在基板部件12a上的由铂等构成的电极膜12b以及由透明基板部件14a形成的电极基板14构成，该透明基板部件14a由玻璃等，以及形成在基板部件14a上并由氧化铟锡（ITO）等构成的透明电极膜14b。版权所有（C）2013，JPO＆INPIT

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式