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    • 1. 发明专利
    • Ceramic straight-tube hole tubular support, and membrane element for solid oxide type fuel cell
    • 陶瓷直管管孔支撑件和固体氧化物型燃料电池的膜元件
    • JP2007258027A
    • 2007-10-04
    • JP2006081799
    • 2006-03-23
    • Noritake Co Ltd株式会社ノリタケカンパニーリミテド
    • TAKAHASHI YOSUKETAGUCHI HISATOMIKAWAHARA AKIHIRO
    • H01M8/02H01M8/12
    • Y02E60/525
    • PROBLEM TO BE SOLVED: To provide a ceramic tubular support body having a straight tube hole high in gas diffusibility; and to provide a membrane element for a fuel cell high in power generation efficiency. SOLUTION: Since this ceramic tubular support body is composed by connecting bored discs 12 to one another through supports 14 arranged between annular end surfaces 18 thereof, holes extending in the longitudinal direction of the support body 10 as a whole are provided on the inner periphery side. Since four of the supports 14 are arranged at equal intervals in the circumferential direction of each annular end surface 18, straight-tube holes 20 each having a hole diameter around 1.5 mm linearly piercing from the outer peripheral surface to the inner peripheral surface of the support body 10 are provided among the supports 14, and the support body 10 forming a cylindrical shape as a whole has high porosity around 48%. According to this embodiment, the support body 10 having the straight-tube holes 20 high in gas diffusibility can be provided. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种陶瓷管状支撑体,其具有气体扩散性高的直管孔; 并且为发电效率高的燃料电池提供膜元件。 解决方案:由于这种陶瓷管状支撑体是通过将钻孔盘12彼此连接而形成的,通过布置在其环形端面18之间的支撑件14,总体上沿着支撑体10的纵向方向延伸的孔设置在 内周边。 由于四个支承体14在各环形端面18的圆周方向上以相等的间隔配置,所以直径大约为1.5mm的直管孔20从外周面到支撑体的内周面线性地贯通 主体10设置在支撑体14之间,整体形成圆筒形状的支撑体10的孔隙率高达48%左右。 根据本实施方式,能够提供具有气体扩散性高的直管孔20的支撑体10。 版权所有(C)2008,JPO&INPIT
    • 2. 发明专利
    • Method for manufacturing non-oxide porous ceramic material
    • 制造非氧化物多孔陶瓷材料的方法
    • JP2007131528A
    • 2007-05-31
    • JP2006347393
    • 2006-12-25
    • Chubu Electric Power Co IncNoritake Co Ltd中部電力株式会社株式会社ノリタケカンパニーリミテド
    • ANDO TAISUKEYAMADA SEIJITAKAHASHI YOSUKETAGUCHI HISATOMINAGAYA SHIGEOFURUMURA SEIJI
    • C04B35/591B01D39/20B01D71/02C04B35/565C04B35/584C04B38/00
    • PROBLEM TO BE SOLVED: To provide a method for manufacturing a non-oxide porous ceramic material suitable for being used as a substrate for a ceramic separation membrane or the like at a comparatively low cost. SOLUTION: The method comprises: a process for preparing a shaping material containing a silicon carbide powder and/or a silicon nitride powder, a metallic silicon powder, and an yttrium oxide powder and/or an aluminum oxide powder, where 10-100 pts.mass of the metallic silicon powder to 100 pts.mass of the total of the silicon carbide powder and the silicon nitride powder is added and the yttrium oxide powder and/or the aluminum oxide powder of a quantity corresponding to 2-250 mass% of the content of the metallic silicon powder and not exceeding 20 mass% of the total of the shaping material is added; a process for shaping the shaping material into a specified shape; and a process for reaction-sintering the shaped body comprising the shaping material in a nitriding atmosphere. COPYRIGHT: (C)2007,JPO&INPIT
    • 待解决的问题:提供一种制造适合用作陶瓷分离膜等的基材的非氧化多孔陶瓷材料的方法,成本较低。 解决方案:该方法包括:制备含有碳化硅粉末和/或氮化硅粉末,金属硅粉末和氧化钇粉末和/或氧化铝粉末的成形材料的方法,其中10- 将100质量度的金属硅粉末加入到总共的碳化硅粉末和氮化硅粉末的100个质量份中,加入相当于2-250质量份的氧化钇粉末和/或氧化铝粉末 加入金属硅粉的含量%,不超过成形材料总量的20质量%; 将成形材料成形为规定形状的工序; 以及在氮化气氛中将包含成形材料的成形体反应烧结的方法。 版权所有(C)2007,JPO&INPIT
    • 3. 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
    • 5. 发明专利
    • Silicon-based ceramic joining material, joined body and its manufacturing method
    • 硅基陶瓷接合材料,接合体及其制造方法
    • JP2006182597A
    • 2006-07-13
    • JP2004377466
    • 2004-12-27
    • Chubu Electric Power Co IncNoritake Co Ltd中部電力株式会社株式会社ノリタケカンパニーリミテド
    • YOKOYAMA MAKIKOTAGUCHI HISATOMIANDO TAISUKEMIYAJIMA KEITANAGAYA SHIGEOWATANABE AKIZOSEO TAKUSHI
    • C04B37/00
    • PROBLEM TO BE SOLVED: To provide joining materials where silicon-based ceramics can be mutually joined with high heat resistance, a silicon-based ceramic joined body having high heat resistance and its manufacturing method.
      SOLUTION: As the main components of a sealing material 56 are Si and Al which are the main constituent elements of silicon carbide and sintering auxiliary agents, the sealing material 56 intervening between a porous cylinder 12 consisting of silicon carbide and an end cap 18 is unified with a body to be joined by the mutual diffusion of Si, Al and N. Si is difficult to be used independently as the joining material because of its high melting point. When Si is used with Al having lower melting point and making a eutectic with Si, the melting point of the sealing material 56 is lowered corresponding to their mixing rate and then respective members consisting of silicon carbide are joined with high joining strength. As the rate of Si in the sealing material 56 is 90 wt% which is sufficiently high, its melting point is high and almost 1,375°C.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供具有高耐热性的硅基陶瓷可以相互接合的接合材料,具有高耐热性的硅基陶瓷接合体及其制造方法。 解决方案:由于密封材料56的主要成分是作为碳化硅和烧结辅助剂的主要构成元素的Si和Al,所以密封材料56介于由碳化硅组成的多孔圆筒12和端盖 18与由Si,Al和N的相互扩散连接的主体统一。由于其高熔点,Si难以独立地用作接合材料。 当Si与具有较低熔点的Al并与Si共晶时,密封材料56的熔点相应于其混合速率降低,然后由碳化硅组成的各个部件以高接合强度接合。 由于密封材料56中的Si的比率为足够高的90重量%,所以其熔点高且接近1375℃。 版权所有(C)2006,JPO&NCIPI
    • 8. 发明专利
    • Ceramic cylindrical support with straight tubular pore and oxygen separation membrane
    • 陶瓷圆柱支撑与直管和氧分离膜
    • JP2007254215A
    • 2007-10-04
    • JP2006081798
    • 2006-03-23
    • Chubu Electric Power Co IncNoritake Co Ltd中部電力株式会社株式会社ノリタケカンパニーリミテド
    • TAKAHASHI YOSUKETAGUCHI HISATOMIKAWAHARA AKIHIRONAGAYA SHIGEOSEO TAKUSHI
    • C04B35/00B01D69/10C04B35/50
    • PROBLEM TO BE SOLVED: To provide a ceramic cylindrical support with a straight tubular pore having high gas diffusing performance and an oxygen separation membrane having a high oxygen permeation rate. SOLUTION: The ceramic cylindrical support is composed of pored disks 12 which are mutually connected to pillars 14 located between annular end faces 18. As a whole, a pore extended in the longitudinal direction of the support 10 is arranged at an inner peripheral side. As the four pillars 14 are spaced at equal intervals in the peripheral direction of the annular end faces 18, the straight tubular pore 20 having a pore diameter of around 1.5 mm and linearly penetrating from the outer peripheral surface to the inner peripheral surface of the support 10 is arranged between respective pillars 14. The support 10 being cylindrical as a whole has a high porosity of around 48% and then the support 10 having the tubular pore 20 having high gas diffusing performance is obtained according to an embodiment. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供具有高气体扩散性能的直管状孔和具有高氧渗透速率的氧分离膜的陶瓷圆柱形支撑体。

      解决方案:陶瓷圆柱形支撑件由相互连接到位于环形端面18之间的支柱14的钻孔盘12组成。总体上,在支撑件10的纵向方向上延伸的孔布置在内周 侧。 由于四根支柱14在环状端面18的圆周方向上以相等的间隔间隔开,所以直径约1.5mm的直管状孔20从外周面向支撑体的内周面直线地贯通 10被布置在相应的柱14之间。根据一个实施例,获得整体为圆柱形的支撑体10具有约48%的高孔隙率,然后获得具有高气体扩散性能的管状孔20的支撑体10。 版权所有(C)2008,JPO&INPIT

    • 9. 发明专利
    • Support for oxygen separation membrane and its production method
    • 支持氧分离膜及其生产方法
    • JP2005052698A
    • 2005-03-03
    • JP2003206216
    • 2003-08-06
    • Noritake Co Ltd株式会社ノリタケカンパニーリミテド
    • TAKAHASHI YOSUKETAGUCHI HISATOMI
    • B01D69/10B01D53/22C04B35/00C04B35/48C04B35/495C04B35/50
    • PROBLEM TO BE SOLVED: To provide a support for an oxygen separation membrane which has a coefficient of thermal expansion slightly different from that of the oxygen separation membrane and can maintain high oxygen ion conductivity and a method for producing the support. SOLUTION: The support is composed of at least one selected from the group consisting of multiple oxides shown by the formula: La 1-x Ae x MO 3 , stabilized zirconia, and cerium oxide. The average pore diameter r is larger than 0.1 μm and smaller than 20 μm, and the porosity p is in the range between 5% and 60%. The support which can maintain high oxygen ion conductivity can be produced easily and stably by molding and baking a powdered raw material at least 10 μm in an average particle size. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了提供具有与氧分离膜稍微不同的热膨胀系数并且可以保持高氧离子传导性的氧分离膜的支持体和用于制备载体的方法。 解决方案:载体由至少一种选自由以下通式表示的多种氧化物组成的组中:至少一种由下列化学式组成的组中的至少一种组成:La <1→x 3稳定氧化锆和氧化铈。 平均孔径r大于0.1μm且小于20μm,孔隙率p在5%至60%的范围内。 可以通过以平均粒径为至少10μm的粉末状原料进行成型和烘烤而容易且稳定地制造可以保持高氧离子传导性的载体。 版权所有(C)2005,JPO&NCIPI