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公开(公告)号：US5721069A
公开(公告)日：1998-02-24
申请号：US760567
申请日：1996-12-04
IPC分类号： C01B31/02 , C01B31/04 , H01M4/133 , H01M4/62 , H01M10/05 , H01M10/0525 , H01M10/0566 , H01M4/60 , C25B11/00
CPC分类号： H01M4/587 , H01M4/0404 , H01M4/1393 , H01M4/583 , H01M4/62 , H01M4/621 , H01M2004/027
摘要： Disclosed is a nonaqueous electrolyte secondary battery including a negative electrode prepared by coating a substrate with a slurry comprising a carbon material, an alkali metal salt of carboxymethylcellulose, and a styrene-butadiene rubber and drying it, the alkali metal salt accounting for 0.5.about.2 weight % of the total weight of the carbon material, styrene-butadiene rubber, and CMC alkali metal salt. Because of the higher electrical conductivity of the CMC alkali metal salt used as the thickening agent than the conventional carboxymethylcellulose or its ammonium salt, the secondary battery of the invention including the above negative electrode has an excellent load characteristic.
摘要翻译： 公开了一种非水电解质二次电池，其包括通过用包含碳材料，羧甲基纤维素的碱金属盐和苯乙烯 - 丁二烯橡胶的浆料涂布基材而制备的负极，并将其干燥，所述碱金属盐占0.5差异2 碳材料，苯乙烯 - 丁二烯橡胶和CMC碱金属盐的总重量的重量％。 由于与常规的羧甲基纤维素或其铵盐相比，用作增稠剂的CMC碱金属盐的导电性更高，所以包含上述负极的本发明的二次电池具有优异的负载特性。
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公开(公告)号：US5888671A
公开(公告)日：1999-03-30
申请号：US835057
申请日：1997-04-03
IPC分类号： H01M4/1393 , H01M4/58 , H01M4/587 , H01M4/62
CPC分类号： H01M4/587 , H01M4/362 , H01M4/0404 , H01M4/1393
摘要： The present invention is directed to a non-aqueous electrolyte battery comprising an anode, a cathode using a carbon material, and a non-aqueous electrolytic solution, wherein the carbon material obtained by coating a core composed of graphitized carbon in which spacing (d.sub.002) of lattice planes (002) is in the range of 3.35 to 3.39 .ANG. and the length (Lc) of a crystallite in the direction of the c axis is not less than 1000 .ANG. with coating graphitized carbon in which spacing (d.sub.002) of lattice planes (002) is more than that in the graphitizing carbon and is in the range of 3.36 to 3.48 .ANG., the carbon material obtained by coating a core composed of graphitized carbon in which spacing (d.sub.002) of lattice planes (002) is in the range of 3.35 to 3.39 .ANG. with a calcined product of an organic substance composed of carbon containing sulfur atoms, or the carbon material composed multi-phase graphitized carbon having two or more crystals respectively different crystallinities in one particle, the length (Lc) of a crystallite in the direction of the c axis in each of the crystals being not less than 10 .ANG., are used for the cathode.
摘要翻译： 本发明涉及一种非水电解质电池，其包括阳极，使用碳材料的阴极和非水电解液，其中通过涂覆由石墨化碳构成的芯获得的碳材料，其中间隔（d002） 的晶格面（002）在3.35〜3.39范围内，微晶在c轴方向上的长度（Lc）不小于1000，涂覆石墨化碳，其中晶格间距（d002） （002）比石墨化碳中的多，在3.36〜3.48范围内，通过涂布由石墨化碳构成的芯构成的碳材料，其中晶格面（002）的间隔（d002）在该范围内 具有由含硫原子的碳组成的有机物的煅烧产物的3.35至3.39的角度，或具有两个或更多个晶体的多相石墨化碳的碳材料分别具有不同的晶体硅酸盐 在一个颗粒中，每个晶体中c轴方向上微晶的长度（Lc）不小于10，用于阴极。
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公开(公告)号：US5443930A
公开(公告)日：1995-08-22
申请号：US285009
申请日：1994-08-02
申请人： Yoshihiro Shoji , Mikiya Yamasaki , Koji Nishio , Toshihiko Saito
发明人： Yoshihiro Shoji , Mikiya Yamasaki , Koji Nishio , Toshihiko Saito
IPC分类号： H01M4/36 , H01M4/50 , H01M4/587 , H01M4/62 , H01M6/16 , H01M10/05 , H01M10/052 , H01M10/0566
摘要： A nonaqueous electrolyte battery comprises a positive electrode comprising a mixture of manganese dioxide and a fluorinated graphite as a positive electrode active material, a negative electrode comprising lithium metal or a substance capable of occluding and discharging lithium ion as a negative electrode material, and a nonaqueous electrolyte, said fluorinated graphite being represented by the formula (CFx)n wherein 1.2.ltoreq..times..ltoreq.1.4 and contained in said mixture in a ratio by weight of 0.1 to 4%. This battery undergoes minimal self discharge and has excellent storage capability, since reaction products formed by reaction of manganese dioxide and the nonaqueous electrolyte used minimally react with lithium on the negative electrode side.
摘要翻译： 非水电解质电池包括包含二氧化锰和氟化石墨作为正极活性物质的混合物的正极，包含锂金属的负极或能够吸收和释放锂离子作为负极材料的物质，以及非水电解质 电解质，所述氟化石墨由式（CF x）n表示，其中1.2≤x≤1.4，并且所述混合物中所含的重量比为0.1至4％。 由于二氧化锰和非水电解液的反应形成的反应产物与负极侧的锂最低限度地反应，因此该电池的自放电量极小，具有优良的储存能力。
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公开(公告)号：US20050069765A1
公开(公告)日：2005-03-31
申请号：US10942142
申请日：2004-09-16
申请人： Mikiya Yamasaki
发明人： Mikiya Yamasaki
IPC分类号： H01M10/05 , H01M4/02 , H01M4/36 , H01M6/16 , H01M6/18 , H01M10/052 , H01M10/0565 , H01M10/40
CPC分类号： H01M4/505 , H01M4/525 , H01M6/181 , H01M10/052 , H01M10/0565 , H01M2300/0082 , H01M2300/0085
摘要： The present invention provides a non-aqueous electrolyte cell that utilizes lithium manganese oxide, which is cheap, for the positive electrode active material and thus has improved high-temperature cycle characteristics. The non-aqueous electrolyte cell has a positive electrode including lithium manganese oxide as an active material, a negative electrode, and a polymer electrolyte. The polymer electrolyte is a polymerization of a prepolymer included in a prepolymer electrolyte that includes a non-aqueous solvent, an electrolyte salt, and the prepolymer. As the prepolymer, polyester acrylate and/or polyester methacrylate are used.
摘要翻译： 本发明提供一种利用廉价的锂锰氧化物作为正极活性物质的非水电解质电池，具有提高的高温循环特性。 非水电解质电池具有包括作为活性物质的锂锰氧化物的正极，负极和聚合物电解质。 聚合物电解质是包含在包含非水溶剂，电解质盐和预聚物的预聚物电解质中的预聚物的聚合。 作为预聚物，使用聚酯丙烯酸酯和/或聚酯甲基丙烯酸酯。
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5.发明授权Polymer electrolyte battery of high mechanical strength and high heat resistance, and method for producing the polymer electrolyte battery 失效高机械强度和高耐热性的聚合物电解质电池，以及聚合物电解质电池的制造方法公开(公告)号：US06623891B2
公开(公告)日：2003-09-23
申请号：US09815009
申请日：2001-03-23
申请人： Mikiya Yamasaki
发明人： Mikiya Yamasaki
IPC分类号： H01M1040
CPC分类号： H01M10/0565 , H01M2/0275 , H01M2/0285 , H01M2/1653 , H01M4/04 , H01M10/0525 , H01M10/4235 , H01M2300/0085 , Y10T29/49115
摘要： A polymer electrolyte battery having a high discharge capacity, a high mechanical strength, and a high heat resistance is provided. This polymer electrolyte battery includes: a polymer electrolyte layer 51 covering an edge face 20a of a positive electrode plate 20 and an edge part 40b of a porous membrane 40; a polymer electrolyte layer 52 covering an edge face 30a of a negative electrode plate 39 and an edge part 40c of the porous membrane 40; and a polymer electrolyte layer 53 covering an edge face 40a of the porous membrane 40 in a manner that connects the polymer electrolyte layer 51 with the polymer electrolyte layer 52.
摘要翻译： 提供了具有高放电容量，高机械强度和高耐热性的聚合物电解质电池。 该聚合物电解质电池包括：覆盖正极板20的边缘面20a和多孔膜40的边缘部40b的聚合物电解质层51; 覆盖负极板39的边缘面30a和多孔膜40的边缘部40c的聚合物电解质层52; 以及将聚合物电解质层51与聚合物电解质层52连接的方式覆盖多孔膜40的边缘面40a的聚合物电解质层53。
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公开(公告)号：US08012630B2
公开(公告)日：2011-09-06
申请号：US11861480
申请日：2007-09-26
申请人： Mikiya Yamasaki , Kentaro Takahashi
发明人： Mikiya Yamasaki , Kentaro Takahashi
CPC分类号： H01M10/0565 , H01M2/021 , H01M2/0275 , H01M2/0287 , H01M10/0525 , H01M10/4235 , H01M2300/0025 , H01M2300/0085 , H01M2300/0091
摘要： A polymer electrolyte secondary cell that is superior in the cycle characteristic and security during cell overcharge is provided. The polymer electrolyte of the cell includes a non-aqueous solvent, a lithium salt, and a polymer. The non-aqueous solvent contains at least one of ethylene carbonate and propylene carbonate. The volume ratio (25° C., 1 atm) of the ethylene carbonate and the propylene carbonate combined to the non-aqueous solvent is equal to or more than 60%. The polymer is made of a copolymer having a monomer containing N,N-dimethyl acrylamide and a compound with three or more acrylate groups and/or methacrylate groups. The ratio of the compound to the total mass of the monomer is from 10 to 30 mass %. The ratio of the polymer to the polymer electrolyte is from 1.0 to 2.0 mass %.
摘要翻译： 提供了在电池过充电中循环特性和安全性优异的聚合物电解质二次电池。 电池的聚合物电解质包括非水溶剂，锂盐和聚合物。 非水溶剂含有碳酸亚乙酯和碳酸亚丙酯中的至少一种。 碳酸亚乙酯和与非水溶剂结合的碳酸亚丙酯的体积比（25℃，1atm）等于或大于60％。 聚合物由具有含有N，N-二甲基丙烯酰胺的单体和具有三个或更多个丙烯酸酯基和/或甲基丙烯酸酯基团的化合物的共聚物制成。 化合物与单体总质量的比例为10〜30质量％。 聚合物与聚合物电解质的比例为1.0〜2.0质量％。
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