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    • 1. 发明授权
    • Redox-active polymer and electrode comprising the same
    • 氧化还原活性聚合物和包含其的电极
    • US07214762B1
    • 2007-05-08
    • US10416507
    • 2000-11-21
    • Tadaoki MitaniYoshihiro IwasaHiroshi Uemachi
    • Tadaoki MitaniYoshihiro IwasaHiroshi Uemachi
    • C08G75/02C08G75/10
    • C08G73/02C08G18/3859C08G18/7614C08G61/123C08G73/06
    • The present invention provides a new redox-active polymer capable of an adequate redox reaction even at low temperature and effectively usable as a high-capacity, high-energy density battery, a large-area electrochromic element, or a biochemical sensor using a microelectrode. This redox-active polymer is of being prepared by polymerizing an aromatic or heterocyclic compound having two or more thiourea groups with an aromatic or heterocyclic compound having two or more isothiocyanate groups. For example, The redox-active polymer may be of being prepared by polymerizing N,N′-1,4-phenylene-bis-thiourea with phenylene-1,4-diisothiocyanate. The redox-active polymer is suitable as an electrode material, particularly a cathode for lithium secondary batteries.
    • 本发明提供了即使在低温下也能够充分发挥氧化还原反应的新型氧化还原活性聚合物,可有效地用作高容量,高能量密度的电池,大面积电致变色元件或使用微电极的生物化学传感器。 该氧化还原活性聚合物通过使具有两个以上硫脲基团的芳族或杂环化合物与具有两个以上异硫氰酸酯基团的芳香族或杂环化合物聚合来制备。 例如,氧化还原活性聚合物可以通过使N,N'- 1,4-亚苯基 - 双 - 硫脲与亚苯基-1,4-二异硫氰酸酯聚合来制备。 氧化还原活性聚合物适合作为电极材料,特别是锂二次电池的阴极。
    • 5. 发明申请
    • RECHARGEABLE BATTERY, FUNCTIONAL POLYMER, AND METHOD FOR SYNTHESIS THEREOF
    • 可充电电池,功能聚合物及其合成方法
    • US20130302679A1
    • 2013-11-14
    • US13700962
    • 2011-06-01
    • Hiroshi Uemachi
    • Hiroshi Uemachi
    • H01M4/60
    • H01M4/602C08F8/34C08G18/3863C08G18/3874C08G18/714C08G18/7614C08G73/0253C08G73/0273H01M4/608H01M10/052
    • A safer rechargeable battery is offered. More concretely, The secondary battery composed to prevent the overcharge is offered.The electrolyte salt concentration of an electrolyte solution (solid or liquid) and those absolute quantity is controlled in the rechargeable battery in this execution form by using the anode material including n-dope domain and p-dope domain and in which many electron reactions are possible. In the anode of this rechargeable battery disconnection of lithium ion will take place first with the low potential (potential of n dope) at the time of charge, next, absorption of an anion will take place with as high potential (potential of p dope) as the point. Although the career of the ion current is only a lithium ion in the potential of n dope, in p dope potential, anion current flows through the anode side and lithium ion current flows through the cathode side. Thereby, before overcharge, the electrolytic concentration decreases, the internal resistance goes up, and the overcharge is avoided.
    • 提供更安全的可充电电池。 更具体地说,提供了防止过充电的二次电池。 电解质溶液(固体或液体)的电解质盐浓度和那些绝对量以这种执行形式通过使用包括n型掺杂区域和p-型掺杂区域的阳极材料控制在可再充电电池中,并且其中许多电子反应是可能的 。 在该可再充电电池的阳极中,锂离子的断开首先在充电时具有低电位(n掺杂的电位),接下来,阴离子的吸收将发生具有高电位(p掺杂的电位) 作为点。 虽然离子电流的职业生涯只是一种锂离子在潜在的潜力,但在阴极电位中,阴离子电流流过阳极侧,而锂离子电流则流过阴极侧。 因此,在过充电之前,电解浓度降低,内阻上升,避免过充电。
    • 7. 发明授权
    • Polymer compound for use in electrode material, electrode using the same and nonaqueous solution battery using the same
    • 用于电极材料的高分子化合物,使用该高分子化合物的电极和使用其的非水溶液电池
    • US07442758B2
    • 2008-10-28
    • US11008250
    • 2004-12-10
    • Hiroshi UemachiKatsunori NakayaHidehisa Mokudai
    • Hiroshi UemachiKatsunori NakayaHidehisa Mokudai
    • C08G61/00H01M4/60H01M4/36H01M10/36H01M10/40
    • H01M4/60C08F8/48C08F120/38C08F120/58C08F126/06C08F128/06H01M4/602C08F8/06
    • The present invention provides a polymer compound for an electrode material permitting operation at low temperatures and attainment of large capacities, an electrode using the polymer compound, and a nonaqueous solution battery involving the electrode as the positive electrode thereof. The polymer compound includes a structure capable of intramolecularly forming at least one S—S bond in a single side chain of the repeating unit thereof. The S—S bond constitutes a part of a 4- to 6-membered heterocycle. The electrode includes as an electrode material the polymer compound including a structure capable of intramolecularly forming at least one S—S bond in the single side chain of the repeating unit thereof. The nonaqueous solution battery includes a positive electrode, an electrolyte and a negative electrode, and the positive electrode is an electrode including as an electrode material the polymer compound comprising a structure capable of forming at least one S—S bond in the single side chain of the repeating unit thereof.
    • 本发明提供一种用于电极材料的高分子化合物,该电极材料允许在低温下操作并获得大容量,使用该高分子化合物的电极以及包含该电极作为其正极的非水溶液电池。 高分子化合物包括能够在其重复单元的单侧链中分子内形成至少一个S-S键的结构。 S-S键构成4-至6-元杂环的一部分。 电极包括作为电极材料的聚合物化合物,其包含能够在其重复单元的单侧链中分子内形成至少一个S-S键的结构。 非水溶液电池包括正极,电解质和负极,正极是包含作为电极材料的电极,该高分子化合物包括能够在重复的单侧链中形成至少一个SS键的结构 单位。
    • 9. 发明授权
    • Reversible electrode material
    • 可逆电极材料
    • US5324599A
    • 1994-06-28
    • US826000
    • 1992-01-27
    • Noboru OyamaKatsuhiko NaoiTadashi SotomuraHiroshi UemachiYoshiko SatoTeruhisa KanbaraKenichi Takeyama
    • Noboru OyamaKatsuhiko NaoiTadashi SotomuraHiroshi UemachiYoshiko SatoTeruhisa KanbaraKenichi Takeyama
    • H01M4/60H01M10/052H01M10/0565H01M6/18
    • H01M10/052H01M10/0565H01M4/60
    • The present invention provides an electrode material comprising a combination of a compound having a disulfide group and a conductive polymer, or a conductive polymer having a disulfide group, wherein an S-S bond of the disulfide group is cleaved by the electrolytic reduction to form a sulfur-metal ion bond or a sulfur-proton bond, and the sulfur-metal ion bond or the sulfur-proton bond re-forms an S-S bond by the electrolytic oxidation. The present invention also provides a lithium rechargeable battery comprising a cathode, a solid electrolyte, and an anode, wherein the cathode is made of a composition containing as its main components lithium thiolate having a sulfur-lithium ion bond capable of forming a disulfide bond by the electrolytic oxidation and a .pi. electron conjugated conductive polymer; or a composition containing as its main component a .pi. electron conjugated conductive polymer having a sulfur-lithium ion bond capable of forming a disulfide bond by electrolytic oxidation; the solid electrolyte is a composition containing a salt containing lithium, or a polymer containing the salt; and the anode is made of a composition containing as its main components aluminium or an alloy containing aluminium, and carbon.
    • 本发明提供了包含具有二硫化物的化合物和导电性聚合物的组合的电极材料或具有二硫键的导电性聚合物,其中通过电解还原将二硫键的SS键切割,形成硫 - 金属离子键或硫质子键,硫金属离子键或硫质子键通过电解氧化而重新形成SS键。 本发明还提供一种锂可再充电电池,其包含阴极,固体电解质和阳极,其中阴极由含有能够形成二硫键的硫 - 锂离子键的硫醇锂的组成的组合物制成 电解氧化和π电子共轭导电聚合物; 或含有通过电解氧化形成二硫键的具有硫 - 锂离子键的π电子共轭导电聚合物作为其主要成分的组合物; 固体电解质是含有含锂的盐或含有该盐的聚合物的组合物; 并且阳极由含有铝或含有铝的合金和碳的主要成分的组合物制成。