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11. 发明申请

US20110003191A1 SODIUM SECONDARY BATTERY 审中-公开
标题翻译：钠二次电池
公开(公告)号：US20110003191A1
公开(公告)日：2011-01-06
申请号：US12865987
申请日：2009-02-03
申请人： Satoru Kuze , Masami Makidera , Taketsugu Yamamoto
发明人： Satoru Kuze , Masami Makidera , Taketsugu Yamamoto
IPC分类号： H01M4/50 , H01M4/52 , H01M2/14
CPC分类号： H01M2/1686 , C01G45/1228 , C01G51/50 , C01P2006/40 , H01M2/1653 , H01M4/505 , H01M4/525 , H01M4/587 , H01M10/054
摘要： The present invention provides a sodium secondary battery having a superior cycling performance as compared with conventional techniques. A sodium secondary battery of the present invention comprises a positive electrode comprising a mixed metal oxide which comprises Na and M1 wherein M1 represents two or more elements selected from the group consisting of Mn, Fe, Co and Ni, with an Na:M1 molar ratio being a:1 wherein a is a value falling within the range of more than 0.5 and less than 1, a negative electrode comprising a carbonaceous material capable of storing and releasing Na ions, and an electrolyte. Further, the sodium secondary battery of the present invention may comprise a separator, and the separator may be a separator comprising a porous laminated film in which a heat-resistant porous layer comprising a heat-resistant resin and a porous film comprising a thermoplastic resin are stacked each other.
摘要翻译：本发明提供了与常规技术相比具有优异的循环性能的钠二次电池。本发明的钠二次电池包括含有包含Na和M1的混合金属氧化物的正极，其中M1表示选自Mn，Fe，Co和Ni中的两种或更多种元素，Na：M1摩尔比其中a是大于0.5且小于1的范围的值，包含能够储存和释放Na离子的碳质材料的负极和电解质。此外，本发明的钠二次电池可以包括隔膜，隔板可以是包括多孔层压膜的隔板，其中包含耐热树脂的耐热多孔层和包含热塑性树脂的多孔膜是彼此堆叠

12. 发明申请

US20100196759A1 ELECTRODE FOR ELECTROCHEMICAL ENERGY STORAGE DEVICE 审中-公开
标题翻译：电化学能源储存装置电极
公开(公告)号：US20100196759A1
公开(公告)日：2010-08-05
申请号：US12668169
申请日：2008-07-14
申请人： Kenji Nakane , Masami Makidera , taketsugu Yamamoto
发明人： Kenji Nakane , Masami Makidera , taketsugu Yamamoto
IPC分类号： H01M4/60
CPC分类号： H01M4/96 , B82Y30/00 , B82Y40/00 , C01B32/162 , C01B32/17 , H01G11/24 , H01G11/36 , H01M4/133 , H01M4/587 , H01M4/625 , H01M10/345 , H01M10/3909 , H01M12/00 , H01M2004/021 , Y02E60/13
摘要： The present invention relates to an electrode for an electrochemical energy storage device. The electrode comprises a nano-structured hollow carbonaceous material and the nano-structured hollow carbonaceous material preferably meets a requirement (A). (A) the nano-structured hollow carbonaceous material has a carbonaceous material portion and a hollow portion, and has such a structure that the hollow portion is covered with the carbonaceous material portion in a saclike shape, a part of the structure, or an aggregate of the structure.
摘要翻译：本发明涉及电化学储能装置用电极。电极包括纳米结构的中空碳质材料，纳米结构的中空碳质材料优选满足要求（A）。（A）纳米结构的中空碳质材料具有含碳材料部分和中空部分，并且具有这样一种结构，即中空部分被碳质材料部分覆盖成囊状，部分结构或聚集体的结构。

13. 发明授权

US08795894B2 Positive electrode active material, sodium secondary battery, and production method of olivine-type phosphate 有权
标题翻译：正极活性物质，钠二次电池和橄榄石型磷酸盐的制造方法
公开(公告)号：US08795894B2
公开(公告)日：2014-08-05
申请号：US12864715
申请日：2009-01-23
申请人： Maiko Sakai , Taketsugu Yamamoto , Masami Makidera , Satoru Kuze , Takeshi Hattori
发明人： Maiko Sakai , Taketsugu Yamamoto , Masami Makidera , Satoru Kuze , Takeshi Hattori
IPC分类号： H01M4/52 , C01B25/30
CPC分类号： H01M4/5825 , C01B25/37 , C01B25/45 , C01P2002/74 , H01M2/1653 , H01M2/1686 , H01M2/348 , H01M4/381 , H01M4/40 , H01M10/052 , H01M10/054 , H01M10/36 , H01M2200/10 , Y02T10/7011
摘要： Disclosed are a positive electrode active material and a method for producing an olivine-type phosphate. The positive electrode active material comprises an olivine-type phosphate represented by the following formula (I), wherein the maximum peak in an X-ray diffraction pattern obtained using a CuKα ray is the peak of the (031) plane of the olivine-type phosphate and the half-value width of the peak is 1.5° or less: AaMbPO4 (I), wherein A represents one or more elements selected from among alkali metals; M represents one or more elements selected from among transition metals; a is from 0.5 to 1.5; and b is from 0.5 to 1.5. The method for producing an olivine-type phosphate comprises preparing a raw material comprising element A, element M, and phosphorus (P) so that a A:M:P molar ratio may be a:b:1, preliminary calcining the raw material, and mainly calcining the preliminary calcined raw material.
摘要翻译：公开了正极活性物质和橄榄石型磷酸盐的制造方法。正极活性物质包括由下式（I）表示的橄榄石型磷酸盐，其中使用CuKα射线获得的X射线衍射图中的最大峰为橄榄石型（031）的（031）面的峰值磷酸盐，峰值的半值宽度为1.5°以下：AaMbPO4（I），其中A表示选自碱金属中的一种或多种元素; M表示选自过渡金属中的一种或多种元素; a为0.5〜1.5; b为0.5〜1.5。橄榄石型磷酸盐的制造方法包括：制备包含元素A，元素M和磷（P）的原料，使得A:M:P摩尔比可以为a:b:1，对原料进行预煅烧，并主要煅烧预煅烧原料。

14. 发明申请

US20100323231A1 POSITIVE ELECTRODE ACTIVE MATERIAL, SODIUM SECONDARY BATTERY, AND PRODUCTION METHOD OF OLIVINE-TYPE PHOSPHATE 有权
标题翻译：阳极电极活性材料，钠二次电池和奥氏体型磷酸盐的生产方法
公开(公告)号：US20100323231A1
公开(公告)日：2010-12-23
申请号：US12864715
申请日：2009-01-23
申请人： Maiko Sakai , Taketsugu Yamamoto , Masami Makidera , Satoru Kuze , Takeshi Hattori
发明人： Maiko Sakai , Taketsugu Yamamoto , Masami Makidera , Satoru Kuze , Takeshi Hattori
IPC分类号： H01M4/58 , H01M2/16 , H01M4/88
CPC分类号： H01M4/5825 , C01B25/37 , C01B25/45 , C01P2002/74 , H01M2/1653 , H01M2/1686 , H01M2/348 , H01M4/381 , H01M4/40 , H01M10/052 , H01M10/054 , H01M10/36 , H01M2200/10 , Y02T10/7011
摘要： Disclosed are a positive electrode active material and a method for producing an olivine-type phosphate. The positive electrode active material comprises an olivine-type phosphate represented by the following formula (I), wherein the maximum peak in an X-ray diffraction pattern obtained using a CuKα ray is the peak of the (031) plane of the olivine-type phosphate and the half-value width of the peak is 1.5° or less: AaMbPO4 (I), wherein A represents one or more elements selected from among alkali metals; M represents one or more elements selected from among transition metals; a is from 0.5 to 1.5; and b is from 0.5 to 1.5. The method for producing an olivine-type phosphate comprises preparing a raw material comprising element A, element M, and phosphorus (P) so that a A:M:P molar ratio may be a:b:1, preliminary calcining the raw material, and mainly calcining the preliminary calcined raw material.
摘要翻译：公开了正极活性物质和橄榄石型磷酸盐的制造方法。正极活性物质包括由下式（I）表示的橄榄石型磷酸盐，其中使用CuKα射线获得的X射线衍射图中的最大峰为橄榄石型（031）的（031）面的峰值磷酸盐，峰值的半值宽度为1.5°以下：AaMbPO4（I），其中A表示选自碱金属中的一种或多种元素; M表示选自过渡金属中的一种或多种元素; a为0.5〜1.5; b为0.5〜1.5。橄榄石型磷酸盐的制造方法包括：制备包含元素A，元素M和磷（P）的原料，使得A:M:P摩尔比可以为a:b:1，对原料进行预煅烧，并主要煅烧预煅烧原料。

15. 发明申请

US20100266900A1 SODIUM-MANGANESE MIXED METAL OXIDE, PRODUCTION METHOD THEREOF AND SODIUM SECONDARY BATTERY 审中-公开
标题翻译：氧化锰 - 锰锰混合金属氧化物，其生产方法和钠二次电池
公开(公告)号：US20100266900A1
公开(公告)日：2010-10-21
申请号：US12743971
申请日：2008-11-17
申请人： Masami Makidera , Taketsugu Yamamoto , Satoru Kuze
发明人： Masami Makidera , Taketsugu Yamamoto , Satoru Kuze
IPC分类号： H01M4/50 , H01M4/88
CPC分类号： H01M10/054 , C01G45/1228 , C01P2002/72 , C01P2002/76 , C01P2006/40 , H01M2/1653 , H01M2/1686 , H01M4/505
摘要： Disclosed is a mixed metal oxide which is reduced in the amount of scarce metal used therein, while having excellent performance as a positive electrode active material for secondary batteries. Also disclosed are a positive electrode for sodium secondary batteries having excellent performance, and a sodium secondary battery. Specifically disclosed is a method for producing a sodium-manganese complex metal oxide which is characterized by comprising a step for calcining a material, which contains sodium carbonate (Na2CO3) and dimanganese trioxide (Mn2O3) in such amounts that the molar ratio of sodium to manganese (Na/Mn) is not less than 0.4 but not more than 0.7, at a temperature of not less than 850° C. Also specifically disclosed are a sodium-manganese complex metal oxide produced by the method, a positive electrode for sodium secondary batteries which contains such a sodium-manganese complex metal oxide, and a sodium secondary battery.
摘要翻译：公开了一种混合金属氧化物，其中使用的稀有金属的量减少，同时具有作为二次电池的正极活性物质的优异的性能。还公开了具有优异性能的钠二次电池用正极和钠二次电池。具体公开了一种钠锰复合金属氧化物的制造方法，其特征在于，包括使含有碳酸钠（Na 2 CO 3）和三氧化二锰（Mn 2 O 3）的物质煅烧的工序，使得钠与锰的摩尔比（Na / Mn）在不低于850℃的温度下不小于0.4但不大于0.7。还具体公开了通过该方法生产的钠锰复合金属氧化物，钠二次电池用正极其含有这样的钠锰复合金属氧化物和钠二次电池。

16. 发明申请

US20100248001A1 MIXED METAL OXIDE AND SODIUM SECONDARY BATTERY 审中-公开
标题翻译：混合金属氧化物和钠二次电池
公开(公告)号：US20100248001A1
公开(公告)日：2010-09-30
申请号：US12741962
申请日：2008-11-04
申请人： Satoru Kuze , Masami Makidera , Taketsugu Yamamoto
发明人： Satoru Kuze , Masami Makidera , Taketsugu Yamamoto
IPC分类号： H01M4/131 , H01M2/16
CPC分类号： H01M4/523 , C01G49/0027 , C01G49/0072 , C01P2002/20 , C01P2002/72 , H01M2/1686 , H01M2/34 , H01M10/36 , H01M10/4235 , H01M2004/028
摘要： Disclosed is a mixed metal oxide which is extremely useful as a positive electrode active material for secondary batteries, while being reduced in the amount of a scarce metal used therein. Also disclosed are a positive electrode for sodium secondary batteries, and a sodium secondary battery. Specifically disclosed is a mixed metal oxide having an α-NaFeO2 type (layered rocksalt-type) crystal structure and represented by the following formula: NaxFe1-yMyO2 (wherein M represents one or more elements selected from the group consisting of group 4 elements, group 5 elements, group 6 elements and group 14 elements of the IUPAC periodic table and Mn; x represents a value more than 0.5 but less than 1; and y represents a value more than 0 but less than 0.5). Also specifically disclosed are a positive electrode for sodium secondary batteries, which contains the mixed metal oxide, and a sodium secondary battery.
摘要翻译：公开了作为二次电池用正极活性物质极其有用的混合金属氧化物，同时减少其中使用的稀有金属的量。还公开了钠二次电池用正极和钠二次电池。具体公开了具有α-NaFeO 2型（层状岩盐型）晶体结构并由下式表示的混合金属氧化物：NaxFe1-yMyO2（其中M表示选自第4族元素，基团 IUPAC周期表的5个元素，6个元素和14个元素，Mn; x表示大于0.5但小于1的值; y表示大于0但小于0.5的值）。还具体公开了含有混合金属氧化物的钠二次电池用正极和钠二次电池。

17. 发明申请

US20100055554A1 POSITIVE ELECTRODE ACTIVE MATERIAL POWDER AND POSITIVE ELECTRODE ACTIVE MATERIAL 审中-公开
标题翻译：正极电极活性材料粉末和阳极电极活性材料
公开(公告)号：US20100055554A1
公开(公告)日：2010-03-04
申请号：US12515022
申请日：2007-11-20
申请人： Masami Makidera , Akiyoshi Nemoto
发明人： Masami Makidera , Akiyoshi Nemoto
IPC分类号： H01M4/58 , H01M4/88 , H01M2/16
CPC分类号： H01M4/38 , H01M4/02 , H01M4/364 , H01M10/052 , H01M2004/021
摘要： The present invention provides a powder for a positive electrode active material containing particles containing two or more elements selected from transition metal elements and in the cumulative particle size distribution on the basis of volume of the particles composing the powder, the particle diameter (D50) observed from the finer particle side at 50% accumulation is in the range of 0.1 μm or larger and 10 μm or smaller, and 95% by volume or more of the particles composing the powder exit in the range of 0.3 time or more and 3 times or less as large as D50.
摘要翻译：本发明提供一种含有选自过渡金属元素中含有2种以上元素的粒子的正极活性物质粉末，以构成粉末的粒子的体积为基础的累积粒度分布，观察到的粒径（D50）从细颗粒侧的50％积聚的比例在0.1μm以上且10μm以下的范围内，构成粉末的粒子的95体积％以上为0.3以上3倍以下，不如D50那么大。

18. 发明申请

US20110159345A1 ELECTRODE ACTIVE MATERIAL AND METHOD FOR PRODUCING SAME 审中-公开
标题翻译：电极活性材料及其制造方法
公开(公告)号：US20110159345A1
公开(公告)日：2011-06-30
申请号：US13061017
申请日：2009-08-20
申请人： Masami Makidera , Satoru Kuze
发明人： Masami Makidera , Satoru Kuze
IPC分类号： H01M4/485 , H01M2/16 , H01M4/88
CPC分类号： H01M4/505 , C01G49/0027 , C01G49/009 , C01G53/42 , C01G53/50 , C01P2002/72 , C01P2004/51 , C01P2004/62 , C01P2006/14 , C01P2006/40 , H01M2/1686 , H01M4/525 , H01M10/054
摘要： Disclosed are an electrode active material and a method for producing an electrode active material. The method for producing an electrode active material comprises the following steps (i), (ii) and (iii). (i) An aqueous solution containing M is brought into contact with a precipitant, thereby obtaining a precipitate, wherein M represents at least two elements selected from the group consisting of metal elements other than alkali metal elements. (ii) The precipitate is mixed with a sodium compound, thereby obtaining a mixture. (iii) The mixture is calcined.
摘要翻译：公开了电极活性物质和电极活性物质的制造方法。电极活性物质的制造方法包括以下工序（i），（ii）和（iii）。（i）含有M的水溶液与沉淀剂接触，从而得到沉淀物，其中M表示选自除碱金属元素以外的金属元素中的至少两种元素。（ii）将沉淀与钠化合物混合，从而得到混合物。（iii）将混合物煅烧。

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