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    • 1. 发明专利
    • Solid electrolyte
    • 固体电解液
    • JP2007157664A
    • 2007-06-21
    • JP2005355443
    • 2005-12-08
    • Noritake Co LtdToyota Motor CorpUniv Of Tokyoトヨタ自動車株式会社国立大学法人 東京大学株式会社ノリタケカンパニーリミテド
    • YOSHIKAWA HIROSHIBALAGOPAL N NAIRNAKANISHI HARUMICHIYAMAGUCHI TAKEHISA
    • H01M8/02H01B1/06H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a solid electrolyte hardly causing deformation in use or permeation of hydrogen gas or the like. SOLUTION: Since this solid electrolyte 10 composed by supporting a proton conducting organic material 26 by a support 18 made of porous alumina has high mechanical strength and heat resistance according to the material of the support 18, its deformation in use is appropriately suppressed. Then, the proton conducting organic material 26 filled in pores 24 allows protons to pass between the outer peripheral surface 20 and the inner peripheral surface 22 of the support 18 but can not freely expand or deform because it is disturbed by the inside surface of the pores 24, whereby spaces are hardly formed in the proton conducting organic material 26, and thereby hydrogen gas, methanol and the like without being ionized are not allowed to permeate. Accordingly, an MEA hardly causing deformation in use or permeation of hydrogen gas or the like can be provided. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供在氢气等的使用或渗透中几乎不引起变形的固体电解质。 解决方案:由于通过由多孔氧化铝制成的支撑体18支撑质子传导性有机材料26构成的固体电解质10由于载体18的材料具有高的机械强度和耐热性,因此适当地抑制了使用中的变形 。 然后,填充在孔24中的质子传导性有机材料26使质子能够在外周面20与支撑体18的内周面22之间通过,但不能自由地膨胀或变形,因为它被孔的内表面所扰乱 如图24所示,由于在质子传导性有机材料26中难以形成空间,因此不会电离的氢气,甲醇等不被渗透。 因此,可以提供几乎不引起氢气等的使用或渗透的变形的MEA。 版权所有(C)2007,JPO&INPIT
    • 2. 发明专利
    • Manufacturing method of membrane-electrode assembly
    • 膜电极组件的制造方法
    • JP2007207621A
    • 2007-08-16
    • JP2006026224
    • 2006-02-02
    • Noritake Co LtdUniv Of Tokyo国立大学法人 東京大学株式会社ノリタケカンパニーリミテド
    • BALAGOPAL N NAIRYOSHIKAWA HIROSHIYAMAGUCHI TAKEHISA
    • H01M8/02H01M8/10
    • Y02P70/56
    • PROBLEM TO BE SOLVED: To provide a manufacturing method of a membrane electrode assembly which prevents instability of contact between an electrode and a polymer electrolyte and does not require a separator and a gasket. SOLUTION: In the coating processes P2, P5, P8, slurry including catalyst, polymer electrolyte solution, and slurry are respectively coated on a support body in order and the catalyst and the polymer electrolyte are laminated, and further, carbon slurry is coated, on the other hand, in hot press processes P4, P7, P9, these catalyst and polymer electrolyte are mutually adhered by differential pressure each time they are coated, and are led in pores. Therefore, since the cathode side catalyst, the polymer electrolyte, and the anode side catalyst are led in the pores from the outer periphery side of the support body and are mutually adhered in the pores, a continuous structure of " catalyst-electrolyte-catalyst " from the outer periphery to the inner periphery is formed in the pores, and thereafter, electrodes are installed on the inner and outer periphery of the support body to obtain a cylindrical MEA. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种防止电极和聚合物电解质之间的接触不稳定并且不需要隔膜和垫圈的膜电极组件的制造方法。 解决方案:在涂布过程中,将包括催化剂,聚合物电解质溶液和浆料的浆料分别涂覆在载体上,催化剂和聚合物电解质层叠,进而将碳浆料 另一方面,在热压工艺P4,P7,P9中,这些催化剂和聚合物电解质在每次涂覆时通过差压相互粘合,并被引入孔中。 因此,由于阴极侧催化剂,聚合物电解质和阳极侧催化剂从支撑体的外周侧引导到孔中并相互附着在孔中,所以“催化剂 - 电解质 - 催化剂”的连续结构 在孔中形成从外周到内周的电极,然后将电极安装在支撑体的内周和外周上,得到圆筒MEA。 版权所有(C)2007,JPO&INPIT
    • 3. 发明专利
    • Metal particulate dispersion and method for producing the same
    • 金属颗粒分散体及其生产方法
    • JP2009127062A
    • 2009-06-11
    • JP2007300696
    • 2007-11-20
    • Noritake Co Ltd株式会社ノリタケカンパニーリミテド
    • BALAGOPAL N NAIRSAGO SUMUTO
    • B22F9/00B22F9/24H01B1/22
    • PROBLEM TO BE SOLVED: To provide a metal particulate dispersion having a narrow particle distribution and produced by a simple production process, and to provide a method for producing the same. SOLUTION: Camphor which sublimates at room temperature is dispersed in an organic solvent with chloroplatinic acid and the chloroplatinic acid is reduced to produce platinum particulates. Camphor suitably functions together with terpineol as a reducing agent for reducing chloroplatinic acid and as a dispersant for dispersing the platinum particulates produced by the reduction. Therefore, the platinum particulates having a fine particle size of nanometer order and a narrow particle size distribution are produced without causing aggregation or the like, thereby obtaining a platinum particulate dispersion. That is, the platinum particulate dispersion can be obtained by a simple production process with a single step. Moreover, since camphor is sublimated at room temperature, all the organic substances in the platinum particulate dispersion are eliminated at a low temperature. Therefore, it is not necessary to treat the platinum particulate dispersion in this embodiment at a high temperature when an organic substance is removed to form a platinum membrane. COPYRIGHT: (C)2009,JPO&INPIT
    • 解决的问题:提供具有窄粒子分布并通过简单制造方法制造的金属微粒分散体,并提供其制造方法。 解决方案:在室温下升华的樟脑用氯铂酸分散在有机溶剂中,并将氯铂酸还原成铂颗粒。 樟脑适合与萜品醇一起作为还原剂用于还原氯铂酸和作为用于分散还原产生的铂颗粒的分散剂。 因此,在不引起凝集等的情况下制造具有纳米级的细粒径和窄的粒度分布的铂微粒,从而得到铂颗粒分散体。 也就是说,铂颗粒分散体可以通过单步的简单制备方法获得。 此外,由于樟脑在室温下升华,铂颗粒分散体中的所有有机物质在低温下被除去。 因此,当去除有机物质以形成铂膜时,在高温下不需要处理本实施方案中的铂颗粒分散体。 版权所有(C)2009,JPO&INPIT
    • 5. 发明专利
    • Compact silica-based hydrogen separation membrane and hydrogen manufacturing method
    • 紧密二氧化硅氢分离膜和氢制造方法
    • JP2007152230A
    • 2007-06-21
    • JP2005351087
    • 2005-12-05
    • Noritake Co Ltd株式会社ノリタケカンパニーリミテド
    • YOSHINO YASUSHIBALAGOPAL N NAIR
    • B01D71/02B01D69/10C01B3/56
    • PROBLEM TO BE SOLVED: To provide a hydrogen separation membrane having high hydrogen separation performance and passing-through speed, with little restriction for using environment.
      SOLUTION: The outer circumferential face of a porous support 12 of the hydrogen separation membrane 10 is covered with a compact membrane 14, while the silica-based material of a thin thickness selectively allows only hydrogen to pass through in the thickness direction and no other gases. The hydrogen passing performance of the silica-based material is enhanced as the passing resistance becomes lower with the thinner membrane thickness. Thereby, the hydrogen separation membrane 10 provided with the membrane 14 consisting of the thin silica-based material of 1-200 nm thickness on the outer circumferential face of the support 12, selectively allows only hydrogen to pass with a high speed to provide the high hydrogen separation performance and passing-through speed. Since the support 12 and membrane 14 are composed of ceramics, the hydrogen separation membrane 10 is hardly deteriorated even in a high temperature atmosphere or in a steam atmosphere, having characteristics with little restriction for using environment.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了提供氢分离性能和通过速度高的氢分离膜,对使用环境几乎没有限制。 解决方案:氢分离膜10的多孔载体12的外圆周面被薄膜14覆盖,而厚度薄的二氧化硅基材料选择性地允许氢在厚度方向上通过, 没有其他气体。 二氧化硅基材料的通过性能随着薄膜厚度越来越小而提高。 由此,在支撑体12的外周面上设置有由厚度为1-200nm的薄的二氧化硅系材料构成的膜14的氢分离膜10,仅选择性地允许氢气高速通过以提供高 氢分离性能和通过速度。 由于支撑体12和膜14由陶瓷构成,所以即使在高温环境或蒸汽环境下,氢分离膜10几乎不劣化,具有对使用环境的限制的特点。 版权所有(C)2007,JPO&INPIT
    • 6. 发明专利
    • Method of manufacturing metal microparticle dispersion liquid
    • 金属微量分散液的制备方法
    • JP2012046829A
    • 2012-03-08
    • JP2011266183
    • 2011-12-05
    • Noritake Co Ltd株式会社ノリタケカンパニーリミテド
    • BALAGOPAL N NAIRNAGAI ATSUSHI
    • B22F9/24
    • PROBLEM TO BE SOLVED: To provide a method of manufacturing metal microparticle dispersion liquid that has a narrow particle size distribution of platinum microparticles, offers a simple manufacturing process and is excellent even in the environmental hygiene point of view.SOLUTION: The method includes dispersing 4-decylaniline and HPtClin terpineol and reducing the HPtClto generate platinum nanoparticles and simultaneously obtain a platinum nanoparticle dispersion liquid, in which the platinum nanoparticles protected with 4-decylaniline are dispersed in the terpineol, in a single step. In this case, the 4-decylaniline not only covers and protects the generated platinum nanoparticles but has a function of reducing HPtCl, and thus the HPtClis suitably reduced and the generated platinum nanoparticles are promptly protected. Therefore, fine platinum nanoparticles with a narrow particle size distribution are generated without the occurrence of aggregation and the like to thereby obtain the dispersion liquid. In addition, terpineol having a boiling point of 100°C or higher hardly evaporates in the process of manufacturing the dispersion liquid or in its use, so that it is suitable even in the environmental hygiene point of view.
    • 要解决的问题:为了提供一种具有铂微粒子的粒度分布窄的金属微粒分散液的制造方法,提供了简单的制造工艺,并且即使在环境卫生方面也是优异的。 解决方案:该方法包括在萜品醇中分散4-癸基苯胺和H 2 PtCl 6 ,并减少H 2 PtCl 6 以产生铂纳米颗粒,并同时获得铂纳米颗粒分散液,其中用4-癸基苯胺保护的铂纳米颗粒分散在 萜品醇,单步。 在这种情况下,4-癸基苯胺不仅覆盖并保护所产生的铂纳米粒子,而且具有降低Pt 6 的功能。 >,因此适当地降低了PtCl 6 ,并且迅速地保护所生成的铂纳米颗粒。 因此,不会发生聚集等而产生具有窄粒度分布的细铂纳米颗粒,从而获得分散液。 此外,沸点为100℃以上的萜品醇在制造分散液或其使用过程中几乎不蒸发,因此即使在环境卫生观点也是合适的。 版权所有(C)2012,JPO&INPIT
    • 9. 发明专利
    • Porous base material, membrane-electrode junction, and fuel cell
    • 多孔基材,膜电极结和燃料电池
    • JP2007165204A
    • 2007-06-28
    • JP2005362518
    • 2005-12-15
    • Noritake Co Ltd株式会社ノリタケカンパニーリミテド
    • OKURA TAKUYAYOSHIKAWA HIROSHIBALAGOPAL N NAIR
    • H01M8/02H01B1/06H01M8/10
    • Y02E60/521
    • PROBLEM TO BE SOLVED: To provide a porous base material for forming a durable and proton conductive fine pore filled electrolyte film, a durable and proton conductive film-electrode connected member, and a long life fuel cell having high power generation ability. SOLUTION: The porous base material 22 has fine holes 34 and 36 with a diameter from 0.03 to 0.3μm, and a fine hole 32 with a diameter form 0.5 to 15μm formed separated in the thickness direction thereof. The holes having different diameters are connected with the two kinds of fine holes 32 to 36 above to form a continuous hole as the pathway thereof. The relatively small size fine hole 34 and 36 contributes to suppress the swelling of a proton conductive polymer 24, and the relatively large fine hole 32 contributes on the improvement of proton conductivity. The communication fine holes having the two kinds of fine holes 32 to 36 made to communicate with each other have both properties thereof. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种用于形成耐久且质子传导的细孔填充电解质膜的多孔基材,耐用的质子传导膜电极连接部件和具有高发电能力的长寿命燃料电池。 解决方案:多孔基材22具有直径为0.03至0.3μm的细孔34和36,以及在其厚度方向上形成的直径为0.5至15μm的细孔32。 具有不同直径的孔与上述两种细孔32至36连接以形成连续孔作为其路径。 相对小尺寸的细孔34和36有助于抑制质子传导性聚合物24的溶胀,相对较大的细孔32有助于质子传导性的提高。 具有使彼此连通的两种细孔32至36的连通细孔具有这两种特性。 版权所有(C)2007,JPO&INPIT
    • 10. 发明专利
    • Inorganic porous separation membrane and its manufacturing method
    • 无机多孔分离膜及其制造方法
    • JP2006263566A
    • 2006-10-05
    • JP2005085019
    • 2005-03-23
    • Noritake Co Ltd株式会社ノリタケカンパニーリミテド
    • YOSHINO YASUSHIBALAGOPAL N NAIRSUZUKI TAKEHIROTAGUCHI HISATOMI
    • B01D71/02B01D69/12C01B3/56C23C14/28
    • PROBLEM TO BE SOLVED: To provide an inorganic porous separation membrane which is high in gas and liquid permeability and high in separation performance, and to provide its manufacturing method. SOLUTION: Since an intermediate layer 16 where many pores 24 of a uniform opening diameter are oriented is formed by a PLD method for which a pressure and a frequency are controlled and a porous thin film layer 18 is formed on the surface and in the pores 24, the opening diameter of the pores 24 is reduced by the thin film layer 18. Thus, the fine pores of the uniform opening diameter are formed. Thus, by controlling the pore diameter after the formation of the thin film layer 18 matched with a processing object such as hydrogen and alcohol, the inorganic porous separation membrane 10 of the high separation performance is obtained. In addition, since the pores 24 of the intermediate layer 16 are oriented even when the pore diameter is reduced in such a manner, distribution resistance when a gas or liquid flows through the pores 24 is kept low compared to the case that they are not oriented, and thus a permeation speed when the gas or liquid passes through is accelerated as well. COPYRIGHT: (C)2007,JPO&INPIT
    • 解决的问题:提供一种气体和液体渗透性高,分离性能高的无机多孔分离膜,并提供其制造方法。 解决方案:由于具有均匀开口直径的许多孔24定向的中间层16通过PLD方法形成,PLD方法控制压力和频率,并且在表面上形成多孔薄膜层18 细孔24,孔24的开口直径被薄膜层18减小。因此,形成均匀开口直径的细孔。 因此,通过控制形成与氢,醇等处理对象相符的薄膜层18后的孔径,得到高分离性能的无机多孔分离膜10。 此外,由于中间层16的孔24即使当孔径减小时也是取向的,所以当气体或液体流过孔24时的分配阻力比不定向的情况保持较低 ,因此当气体或液体通过时的渗透速度也被加速。 版权所有(C)2007,JPO&INPIT