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    • 4. 发明专利
    • Method of treating accumulator device
    • 处理累加器装置的方法
    • JP2011040294A
    • 2011-02-24
    • JP2009187190
    • 2009-08-12
    • Ishihara Sangyo Kaisha Ltd石原産業株式会社
    • TAKAOKA YOICHIFUKITA TOKUO
    • H01M10/058H01M4/13H01M4/48H01M10/052H01M10/0566
    • Y02E60/122
    • PROBLEM TO BE SOLVED: To provide a method of improving battery characteristics, especially high-temperature cycle characteristics, in an accumulator device using a Titanate compound expressed by a compositional formula of H 2 Ti 12 O 25 for an electrode active material. SOLUTION: When the Titanate compound is used as a negative electrode active material, an initial charging is performed so that potential of the negative electrode is within a range of 0.1 to 1.3 V to potential of metal lithium, and then the charged state is held. When the Titanate compound is used for a positive electrode active material, the initial charging is performed so that potential of the positive electrode is within a range of 0.1 to 1.3 V to potential of metal lithium, and then the discharged state is held. The accumulator device has high discharge potential, excellent safety, and also excellent high-temperature cycle characteristics. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种使用由组成式H 2 Ti 12 O 25 。 解决方案:当钛酸盐化合物用作负极活性物质时,进行初始充电,使得负极的电位在金属锂的电位为0.1〜1.3V的范围内,然后充电状态 举行。 当钛酸盐化合物用于正极活性物质时,进行初始充电,使得正极的电位在金属锂的电位为0.1〜1.3V的范围内,然后保持放电状态。 蓄电装置具有高放电电位,极好的安全性,以及优异的高温循环特性。 版权所有(C)2011,JPO&INPIT
    • 6. 发明专利
    • Europium-activated yttrium oxide and process for producing the same
    • 欧洲活性氧化铝及其生产方法
    • JP2008063574A
    • 2008-03-21
    • JP2007208848
    • 2007-08-10
    • Ishihara Sangyo Kaisha Ltd石原産業株式会社
    • FUKITA TOKUO
    • C09K11/78C09K11/08
    • PROBLEM TO BE SOLVED: To provide a red phosphor suitable for electron beam-excited light emitting elements such as field emission displays (FEDs).
      SOLUTION: Provided is a europium-activated yttrium oxide which has a median diameter in the range of 2 to 8 μm as measured by a laser diffraction/scattering method and a (δ2θ)cosθ of 0.083 degree at the largest calculated from a diffraction peak from a 440 face measured by an X-ray diffraction method (wherein θ represents a diffraction angle; and δ2θ represents a half value width (degree) of a diffraction peak). The europium-activated yttrium oxide can be produced by mixing a europium-containing yttrium compound and a flux together in an aqueous system to prepare slurry, spray drying the slurry to obtain spherical secondary particles, and then firing the obtained secondary particles so that the median diameter after the firing becomes 0.65 to 0.75 time of the median diameter before the firing to bring the median diameter after the firing to 2-8 μm.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供适合于诸如场致发射显示器(FED)的电子束激发发光元件的红色荧光体。 解决方案:提供一种铕激活的氧化钇,其通过激光衍射/散射法测量的中值粒径在2至8μm的范围内,并且由(a 2 通过X射线衍射法测定的440面衍射峰(其中θ表示衍射角;δ2θ表示衍射峰的半值宽度(度))。 铕活化氧化钇可以通过在含水体系中将含铕的钇化合物和助熔剂一起混合以制备浆料,喷雾干燥浆料以获得球形二次粒子,然后烧制所得的二次粒子,从而使得中间体 烧成后的直径为烧成前的中值粒径的0.65〜0.75倍,烧成后的中值粒径为2-8μm。 版权所有(C)2008,JPO&INPIT