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    • 2. 发明专利
    • Method of manufacturing electrode material, electrode material and nonaqueous lithium secondary battery
    • 电极材料,电极材料和非碱性锂二次电池的制造方法
    • JP2010282853A
    • 2010-12-16
    • JP2009135679
    • 2009-06-05
    • Fuji Heavy Ind Ltd富士重工業株式会社
    • MARUYAMA DAISUKESHIOZAKI RYUJI
    • H01M4/48H01M4/13H01M4/485
    • Y02P70/54
    • PROBLEM TO BE SOLVED: To provide a method of manufacturing an electrode material capable of manufacturing a nonaqueous lithium secondary battery having a high capacity and superior cycle characteristics, and a nonaqueous lithium secondary battery using the electrode material manufactured by this. SOLUTION: A positive electrode material having an amorphous phase of LiV 3 O 8 and an amorphous phase originating from V 2 O 5 are compounded from a lithium compound and vanadium oxide (V 2 O 5 ) using as the lithium compound lithium hydroxide (LiOH) and lithium sulfide (Li 2 S) so that their molar ratio may be LiOH of ≥70% and ≤80%, and Li 2 S of ≥20% and ≤30%. Thereby, the electrode material having both advantages of a high capacity originating from V 2 O 5 and superior cycle characteristics by LiV 3 O 8 can be obtained. COPYRIGHT: (C)2011,JPO&INPIT
    • 解决的问题:提供一种制造能够制造具有高容量和优异的循环特性的非水锂二次电池的电极材料的方法,以及使用由其制造的电极材料的非水锂二次电池。 解决方案:具有无定形相的LiV SB 3 O 8 SB 8 O 8和从V SB 2 O S SB的非晶相的正电极材料 使用锂化合物氢氧化锂(LiOH)和硫化锂(Li)作为锂化合物和氧化钒(V SB 2 O 3,SB SB) S 2),使得它们的摩尔比可以为LiOH≥70%且≤80%,Li 2 S≥20%和≤30%。 由此,具有来自V SB 2 O SB 5的高容量的两个优点的电极材料和通过LiV <3> 8 。 版权所有(C)2011,JPO&INPIT
    • 4. 发明专利
    • Method of manufacturing electrode material and energy storage device
    • 制造电极材料和能源储存装置的方法
    • JP2009245739A
    • 2009-10-22
    • JP2008090735
    • 2008-03-31
    • Fuji Heavy Ind Ltd富士重工業株式会社
    • SHIOZAKI RYUJIKANEKO SATOKOANDO NOBUO
    • H01M4/48C01G31/00
    • H01M4/131H01M4/485H01M10/0525
    • PROBLEM TO BE SOLVED: To aim at improvement in reproducibility of battery characteristics concerning a positive electrode active material.
      SOLUTION: In manufacturing a lamellar crystalline substance of vanadium pentoxide usable as a positive electrode active material, a sulfur-content organic conductive polymer shall not be used as a raw material. For that, bonding of an indefinite sulfur-content organic conductive polymer with the lamellar crystalline substance is completely eliminated. Further, with the use of a plurality of lithium compounds such as lithium sulfide and lithium hydroxide, liquefaction of suspension with a vanadium compound is adjusted. With such preparation, the number of valence of pentavalents of vanadium ion is controlled to a required rate. As a result, manufacturing of an active material with reproducibility is realized. Initial discharge energy density of a lithium-ion secondary battery using such an active material has been improved.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:旨在提高关于正极活性物质的电池特性的再现性。 解决方案:在制造可用作正极活性物质的五氧化二钒的层状结晶物质中,不得将含硫有机导电聚合物用作原料。 为此,完全消除了不确定含硫有机导电聚合物与层状结晶物质的结合。 此外,通过使用多种锂化合物如硫化锂和氢氧化锂,调节用钒化合物的悬浮液的液化。 通过这样的制备,将钒离子的五价的价数控制在所需速率。 结果,实现了具有再现性的活性物质的制造。 使用这种活性物质的锂离子二次电池的初始放电能量密度得到改善。 版权所有(C)2010,JPO&INPIT
    • 5. 发明专利
    • Accumulation device
    • 累积装置
    • JP2008300667A
    • 2008-12-11
    • JP2007145719
    • 2007-05-31
    • Fuji Heavy Ind Ltd富士重工業株式会社
    • ANDO NOBUOMIYAGAWA RIZANAGAI MITSURUHADO YUKINORISHIOZAKI RYUJIKANEKO SATOKOTANIGUCHI MASAHIKO
    • H01G11/06H01G11/22H01G11/30H01G11/42H01G11/48H01G11/50H01G11/66H01G11/70H01G11/84H01M4/74H01M4/80H01M10/0525
    • Y02T10/7011
    • PROBLEM TO BE SOLVED: To suppress variations in the doping amount of ions in an electrode surface, by appropriately adjusting the permeation state of an electrolyte to an electrode unit.
      SOLUTION: An accumulation device 40 has a laminate film 11, and an electrode lamination unit for laminating an electrode is stored in the laminate film 11. A lithium electrode for discharging lithium ions is provided in the electrode lamination unit, and an electrolyte for transferring lithium ions is implanted in the laminate film 11. When the electrolyte is injected to dope lithium ions discharged from the lithium electrode to the electrode, the accumulation device 40 is installed in a horizontal state and is turned upside down for each prescribed period, thus uniformly adjusting the permeation state of the electrolyte in the laminate film and uniformly doping lithium ions to the electrode.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:通过适当调节电解质与电极单元的渗透状态,抑制电极表面中的离子的掺杂量的变化。 解决方案:积聚装置40具有层叠膜11,并且用于层压电极的电极层压单元被存储在层压膜11中。在电极层压单元中设置用于放出锂离子的锂电极,并且电解质 用于转移锂离子的方法被注入到层压膜11中。当注入电解质以将从锂电极排出的锂离子掺杂到电极时,积聚装置40以水平状态安装并且在每个规定的时间段内被倒置, 从而均匀地调节层压膜中的电解质的渗透状态,并将锂离子均匀地掺入电极。 版权所有(C)2009,JPO&INPIT
    • 7. 发明专利
    • Power storage device
    • 电源存储设备
    • JP2008123826A
    • 2008-05-29
    • JP2006306023
    • 2006-11-10
    • Fuji Heavy Ind Ltd富士重工業株式会社
    • IWATA ASAOSHIOZAKI RYUJIKANEKO SATOKOTANIGUCHI MASAHIKOANDO NOBUO
    • H01M4/02H01M4/48H01M4/70H01M10/05H01M10/0525H01M10/0585
    • Y02T10/7011
    • PROBLEM TO BE SOLVED: To improve energy density of a power storage device.
      SOLUTION: The power storage device 10 is provided with an electrode laminate unit 12, and the electrode laminate unit 12 comprises alternately laminated positive electrodes 14 and negative electrodes 15. The negative electrode 16 disposed on the outermost part of the electrode laminate unit 12 comprises a negative electrode collector 16b provided with many through-holes 16a, a negative electrode laminated layer 16c applied to one surface of the negative electrode collector 16b, and metallic lithium 17a stuck to the other surface of the negative electrode collector 16b. Thus, since the negative electrode collector 16b can be made to function as a lithium electrode collector when doping lithium ions, the lithium electrode collector is reduced from the power storage device 10, the volume and weight of the power storage device 10 are reduced, and the energy density is improved.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提高蓄电装置的能量密度。 解决方案:蓄电装置10设置有电极层叠单元12,电极层叠单元12包括交替层叠的正极14和负极15.负极16设置在电极层叠单元的最外部 12包括设置有许多通孔16a的负极集电体16b,施加到负极集电体16b的一个表面的负极层叠层16c和粘附到负极集电体16b的另一个表面的金属锂17a。 因此,由于在掺杂锂离子时能够使负极集电体16b作为锂电极集电体起作用,因此从蓄电装置10减少锂电极集电体,减少蓄电装置10的体积和重量, 能量密度提高。 版权所有(C)2008,JPO&INPIT
    • 9. 发明专利
    • Power storage device
    • 电源存储设备
    • JP2014072012A
    • 2014-04-21
    • JP2012216477
    • 2012-09-28
    • Fuji Heavy Ind Ltd富士重工業株式会社
    • MUKAINAKANO YUYAISHII RIKITAROBABA TAKESHISHIOZAKI RYUJI
    • H01M10/052H01M4/58H01M10/0567
    • Y02E60/122
    • PROBLEM TO BE SOLVED: To provide a power storage device having high cycle characteristics, even if a lithium metal fluoride phosphate compound where fluorine is deficient is used as a positive electrode active material, while reducing the internal resistance.SOLUTION: A power storage device includes a positive electrode containing a lithium metal fluoride phosphate compound where fluorine is partially deficient from stoichiometric composition as a positive electrode active material, and an electrolyte to which an organic compound containing fluorine in a molecule is added. Since an organic compound containing fluorine in a molecule is added into the electrolyte, deficiency of fluorine is made up even if a positive electrode active material having a large deficiency amount of fluorine in a crystal structure is used, and high cycle characteristics and reduced internal resistance equivalent to those of a positive electrode active material having a small deficiency amount of fluorine can be exhibited.
    • 要解决的问题:为了提供具有高循环特性的蓄电装置,即使氟缺乏的锂金属氟化磷酸盐化合物用作正极活性物质,同时降低内阻。解决方案:一种蓄电装置包括 含有作为正极活性物质的化学计量组成部分不足的氟化锂金属化合物的正极和分子内含有氟的有机化合物的电解质。 由于分子中含有氟的有机化合物被添加到电解质中,所以即使使用晶体结构中氟含量不足的正极活性物质,也会产生高循环特性和内阻降低的氟的缺点 可以表现出与氟的量不足的正极活性物质相当的物质。