公开(公告)号：US6027833A

公开(公告)日：2000-02-22

申请号：US979345

申请日：1997-11-26

申请人： Naoki Ueda ,  Hiroshi Ueshima ,  Kazuaki Minato ,  Takehito Mitate ,  Kazuo Yamada ,  Naoto Nishimura

发明人： Naoki Ueda ,  Hiroshi Ueshima ,  Kazuaki Minato ,  Takehito Mitate ,  Kazuo Yamada ,  Naoto Nishimura

IPC分类号： C01B31/02 ,  C01B31/04 ,  H01M4/1393 ,  H01M4/36 ,  H01M4/587 ,  H01M10/05 ,  H01M10/0569 ,  H01M4/58 ,  H01M4/24 ,  H01M4/60

CPC分类号： H01M4/583 ,  H01M10/052 ,  H01M10/0569 ,  Y02T10/7011

摘要： A nonaqueous secondary cell comprises at least one pair of electrodes, and a separator provided between the at least one paired electrodes and impregnated with a nonaqueous electrolyte containing a mixed solvent of propylene carbonate and ethylene carbonate. At least one electrode of the at least one paired electrodes has, at least on surfaces thereof, an active substance layer made of composite carbon particles, which individually comprise a core of crystalline carbon and a low crystallinity or amorphous carbon layer formed on at least a part of the surfaces of the core, and a carbon matrix covering at least a part of the composite carbon particles and uniformly dispersing and holding the composite carbon particles therein.

摘要翻译： 非水二次电池包括至少一对电极和设置在所述至少一个成对电极之间并且含有含有碳酸丙烯酯和碳酸亚乙酯的混合溶剂的非水电解质的隔膜。 所述至少一个成对电极的至少一个电极至少在其表面上具有由复合碳颗粒制成的活性物质层，所述活性物质层单独包含结晶碳芯和低结晶度或至少一个 芯的一部分表面，以及覆盖复合碳粒子的至少一部分的碳基体，并均匀地分散并保持复合碳粒子。

公开(公告)号：US5965296A

公开(公告)日：1999-10-12

申请号：US862677

申请日：1997-05-23

申请人： Naoto Nishimura ,  Kazuo Yamada ,  Yoshihiro Tsukuda ,  Takehito Mitate ,  Kazuaki Minato

发明人： Naoto Nishimura ,  Kazuo Yamada ,  Yoshihiro Tsukuda ,  Takehito Mitate ,  Kazuaki Minato

IPC分类号： C01B31/04 ,  H01M4/50 ,  H01M4/505 ,  H01M4/52 ,  H01M4/525 ,  H01M4/58 ,  H01M4/587 ,  H01M10/0525 ,  H01M10/0569 ,  H01M10/36 ,  H01M4/38

CPC分类号： H01M4/587 ,  C01B31/04 ,  H01M10/0525 ,  H01M10/0569 ,  H01M4/362 ,  C01P2002/60 ,  C01P2002/72 ,  C01P2002/82 ,  C01P2004/61 ,  C01P2004/62 ,  C01P2006/12 ,  C01P2006/40 ,  H01M2300/0037 ,  H01M4/505 ,  H01M4/525 ,  Y02P70/54

摘要： A nonaqueous secondary battery comprising a negative electrode, a positive electrode in which a chalcogenated substance containing lithium is used as a positive electrode active material and a nonaqueous ion conductor, said negative electrode containing a negative electrode active material which is a carbon material where an amorphous carbon is adhered on the surface of graphite particles which are subjected to an oxidizing treatment.

摘要翻译： 包含负极，含有锂的硫属化物的正极用作正极活性物质的非水系二次电池和非水系离子导体，所述负极含有作为碳材料的负极活性物质， 碳附着在经过氧化处理的石墨粒子的表面上。

公开(公告)号：US6040092A

公开(公告)日：2000-03-21

申请号：US772255

申请日：1996-12-23

申请人： Kazuo Yamada ,  Takehito Mitate ,  Naoto Nishimura ,  Yoshihiro Tsukuda ,  Kazuaki Minato

发明人： Kazuo Yamada ,  Takehito Mitate ,  Naoto Nishimura ,  Yoshihiro Tsukuda ,  Kazuaki Minato

IPC分类号： C01B31/02 ,  C01B31/04 ,  H01M4/02 ,  H01M4/36 ,  H01M4/587 ,  H01M10/05 ,  H01M10/0525 ,  H01M10/0569 ,  H01M10/40 ,  H01M4/58 ,  H01M6/16

CPC分类号： H01M4/587 ,  H01M10/0569 ,  H01M4/362 ,  H01M10/052 ,  H01M2300/0037 ,  H01M2300/004 ,  H01M4/133 ,  Y02P70/54

摘要： A nonaqueous secondary battery includes a working electrode containing graphite particles coated with less crystallized carbon and a nonaqueous electrolyte, which contains at least ethylene carbonate and propylene carbonate.

摘要翻译： 非水二次电池包括含有少量结晶碳的石墨颗粒和至少含有碳酸亚乙酯和碳酸亚丙酯的非水电解质的工作电极。

公开(公告)号：US6159638A

公开(公告)日：2000-12-12

申请号：US80198

申请日：1998-05-18

申请人： Tsutomu Takatera ,  Naoto Nishimura ,  Takehito Mitate ,  Kazuaki Minato

发明人： Tsutomu Takatera ,  Naoto Nishimura ,  Takehito Mitate ,  Kazuaki Minato

IPC分类号： C08L27/16 ,  C08L71/00 ,  H01B1/12 ,  H01M6/16 ,  H01M10/05 ,  H01M10/052 ,  H01M10/0565 ,  H01M6/18

CPC分类号： H01M10/052 ,  H01B1/122 ,  H01M6/164 ,  H01M10/0525 ,  H01M10/0565

摘要： A solid polymer electrolyte having a high ionic conductivity and a high mechanical strength, and a preparation method therefor. The solid polymer electrolyte comprises a metal salt and a polymer blend of a fluoropolymer and a polyether comprising either or both of an ethylene oxide unit and a propylene oxide unit as a monomeric unit.

摘要翻译： 具有高离子导电性和高机械强度的固体聚合物电解质及其制备方法。 固体聚合物电解质包含金属盐和含氟聚合物和包含环氧乙烷单元和环氧丙烷单元之一或两者作为单体单元的聚醚的聚合物共混物。

公开(公告)号：US07629079B2

公开(公告)日：2009-12-08

申请号：US10381517

申请日：2001-09-28

申请人： Tsutomu Sada ,  Kazunari Takeda ,  Yumiko Takashima ,  Naoto Nishimura ,  Takehito Mitate ,  Kazuo Yamada ,  Motoaki Nishijima ,  Naoto Torata ,  Kouichi Ui

发明人： Tsutomu Sada ,  Kazunari Takeda ,  Yumiko Takashima ,  Naoto Nishimura ,  Takehito Mitate ,  Kazuo Yamada ,  Motoaki Nishijima ,  Naoto Torata ,  Kouichi Ui

IPC分类号： H01M4/00

CPC分类号： H01M10/0565 ,  H01M2/1673 ,  H01M4/02 ,  H01M4/04 ,  H01M4/13 ,  H01M4/133 ,  H01M4/581 ,  H01M4/583 ,  H01M6/187 ,  H01M6/188 ,  H01M10/04 ,  H01M10/0525 ,  H01M2300/0094

摘要： A lithium secondary battery which comprises: a negative electrode comprising as an active material a carbonaceous material capable of electrochemically holding/releasing lithium; a positive electrode comprising as an active material a lithium chalcogenide; and polymer electrolyte layers united respectively with the negative electrode and the positive electrode. The polymer electrolyte layers comprise an ionically conductive polymer matrix holding a nonaqueous electrolytic solution. They are obtained by crosslinking and polymerizing a liquid mixture of a monomeric precursor for the ionically conductive polymer and the nonaqueous electrolytic solution respectively on the negative electrode and the positive electrode using different polymerization initiators.

摘要翻译： 一种锂二次电池，其包括：负极，其包含能够电化学保持/释放锂的碳质材料作为活性材料; 包含锂硫属化物作为活性物质的正极; 和分别与负极和正极结合的聚合物电解质层。 聚合物电解质层包含保持非水电解液的离子导电聚合物基质。 它们是通过使用不同的聚合引发剂在负极和正极上分别将离子导电聚合物的单体前体和非水电解液的液体混合物交联和聚合而获得的。

公开(公告)号：US5576121A

公开(公告)日：1996-11-19

申请号：US469926

申请日：1995-06-06

申请人： Kazuo Yamada ,  Takehito Mitate ,  Tetsuya Yoneda ,  Naoto Nishimura

发明人： Kazuo Yamada ,  Takehito Mitate ,  Tetsuya Yoneda ,  Naoto Nishimura

IPC分类号： H01M10/05 ,  C01B31/04 ,  H01M4/36 ,  H01M4/48 ,  H01M4/485 ,  H01M4/587 ,  H01M4/62 ,  H01M4/66 ,  H01M4/74 ,  H01M4/80

CPC分类号： H01M10/05 ,  H01M4/13 ,  H01M4/36 ,  H01M4/364 ,  H01M4/622 ,  H01M2300/0025 ,  H01M4/485 ,  H01M4/587 ,  H01M4/661 ,  H01M4/74 ,  H01M4/80 ,  Y02P70/54

摘要： A lithium secondary battery is disclosed which comprises: a positive electrode; a negative electrode; and a nonaqueous ion conductor, the negative electrode including a primary negative-electrode active material of a graphite which is capable of intercalation and deintercalation of lithium ions, and a secondary negative-electrode active material of a cupric oxide having a low crystallinity.

摘要翻译： 公开了一种锂二次电池，其包括：正极; 负极; 和非水离子导体，所述负极包括能够插入和脱嵌锂离子的石墨的初级负极活性物质和具有低结晶度的二氧化铜的二次负极活性物质。

公开(公告)号：US07273503B2

公开(公告)日：2007-09-25

申请号：US10381887

申请日：2001-09-28

申请人： Tsutomu Sada ,  Kazunari Takeda ,  Yumiko Takashima ,  Naoto Nishimura ,  Takehito Mitate ,  Kazuo Yamada ,  Motoaki Nishijima ,  Naoto Torata

发明人： Tsutomu Sada ,  Kazunari Takeda ,  Yumiko Takashima ,  Naoto Nishimura ,  Takehito Mitate ,  Kazuo Yamada ,  Motoaki Nishijima ,  Naoto Torata

IPC分类号： H01M4/58 ,  H01M10/04 ,  H01M10/40

CPC分类号： H01M10/0525 ,  H01M4/587 ,  H01M10/04 ,  H01M10/0565 ,  Y10T29/49108

摘要： A lithium polymer secondary cell having a negative electrode, a positive electrode and, arranged between the electrodes, a polymer electrolyte layer, characterized in that the cell has been subjected to a heat treatment at a temperature of 40 to 60° C. after the assembly thereof. The polymer cell is freed of or is reduced in the adverse effect of a residual monomer and initiator on the performance of the cell. The polymer electrolyte is formed by cross-linking polymerization of a precursor monomer for an ion conducting polymer in a non-aqueous electrolyte, and the residual monomer and initiator contained therein is consumed by the heat treatment.

摘要翻译： 一种锂聚合物二次电池，其具有负极，正极，并且布置在所述电极之间，是聚合物电解质层，其特征在于，所述电池在组装之后在40〜60℃的温度下进行了热处理 其中。 聚合物电池不存在或者减少了残余单体和引发剂对电池性能的不利影响。 聚合物电解质是通过在非水电解质中交联离子导电聚合物的前体单体而形成的，其中所含的残留单体和引发剂被热处理所消耗。

公开(公告)号：US07238444B2

公开(公告)日：2007-07-03

申请号：US10381516

申请日：2001-09-28

申请人： Tsutomu Sada ,  Kazunari Takeda ,  Yumiko Takashima ,  Naoto Nishimura ,  Takehito Mitate ,  Kazuo Yamada ,  Motoaki Nishijima ,  Naoto Torata

发明人： Tsutomu Sada ,  Kazunari Takeda ,  Yumiko Takashima ,  Naoto Nishimura ,  Takehito Mitate ,  Kazuo Yamada ,  Motoaki Nishijima ,  Naoto Torata

IPC分类号： H01M2/16

CPC分类号： H01B1/122 ,  H01M2/1653 ,  H01M10/0525 ,  H01M10/0565 ,  H01M2300/0082

摘要： A lithium secondary battery which comprises a negative electrode, a positive electrode, and disposed therebetween a polymer electrolyte comprising an ionically conductive polymer. The polymer electrolyte has a two-layer structure composed of a positive-electrode-side layer and a negative-electrode-side layer. The polymer electrolyte on the positive-electrode side contains a nonaqueous electrolytic solution containing a lithium salt in a higher concentration than that in the polymer electrolyte on the negative-electrode side. The battery is improved in charge/discharge cycling characteristics and high-load discharge characteristics.

摘要翻译： 一种锂二次电池，其包括负极，正极，并且设置在包含离子导电聚合物的聚合物电解质之间。 聚合物电解质具有由正极侧层和负极侧层构成的2层结构。 正极侧的高分子电解质含有比负极侧的高分子电解质中浓度高的锂盐的非水电解液。 电池的充放电循环特性和高负载放电特性得到改善。

公开(公告)号：US07192675B2

公开(公告)日：2007-03-20

申请号：US10381885

申请日：2001-09-28

申请人： Tsutomu Sada ,  Kazunari Takeda ,  Yumiko Takashima ,  Naoto Nishimura ,  Takehito Mitate ,  Kazuo Yamada ,  Motoaki Nishijima ,  Naoto Torata

发明人： Tsutomu Sada ,  Kazunari Takeda ,  Yumiko Takashima ,  Naoto Nishimura ,  Takehito Mitate ,  Kazuo Yamada ,  Motoaki Nishijima ,  Naoto Torata

IPC分类号： H01M10/40 ,  H01M4/58

CPC分类号： H01M10/0525 ,  H01M2/1673 ,  H01M4/587 ,  H01M6/187 ,  H01M6/188 ,  H01M10/0565 ,  H01M10/058 ,  H01M2300/0094 ,  Y02E60/122

摘要： A lithium polymer secondary battery which comprises a negative electrode, a positive electrode, and polymer electrolyte layers united respectively with the two electrodes and differing in viscoelastic behavior. In this battery, conformation to the expansion and shrinkage accompanying charge/discharge is easy and the interfacial resistance between each electrode and the polymer electrolyte is kept low.

摘要翻译： 一种锂聚合物二次电池，其包含负极，正极和聚合物电解质层，其分别与两个电极结合并且具有不同的粘弹性。 在这种电池中，与充放电相关的膨胀和收缩的构象容易，并且每个电极和聚合物电解质之间的界面电阻保持较低。

公开(公告)号：US5900335A

公开(公告)日：1999-05-04

申请号：US847490

申请日：1997-04-25

申请人： Naoto Nishimura ,  Takehito Mitate ,  Tetsuya Yoneda ,  Kazuo Yamada

发明人： Naoto Nishimura ,  Takehito Mitate ,  Tetsuya Yoneda ,  Kazuo Yamada

IPC分类号： C01B31/02 ,  C01B31/04 ,  H01M4/133 ,  H01M4/1393 ,  H01M4/485 ,  H01M4/50 ,  H01M4/505 ,  H01M4/52 ,  H01M4/525 ,  H01M4/58 ,  H01M4/587 ,  H01M10/05 ,  H01M10/0525 ,  H01M10/0561 ,  H01M10/0564 ,  H01M10/36 ,  H01M10/40

CPC分类号： H01M10/05 ,  H01M4/525 ,  H01M4/581 ,  H01M4/5825 ,  H01M4/587 ,  H01M10/0525 ,  H01M10/446 ,  H01M2004/021 ,  H01M2004/027 ,  H01M4/133 ,  H01M4/505

摘要： A non-aqueous secondary battery composed of an negative electrode comprising a carbon material capable of conducting absorption-desorption or intercalation-deintercalation of lithium into or from itself, a positive electrode comprising a lithium-containing chalcogenide compound, and a non-aqueous ion conductor, in which the carbon material for the negative electrode is such that combined oxygens on its surface are substantially removed.

摘要翻译： 一种由负极构成的非水二次电池，所述负极包括能够将锂吸收 - 解吸或插入 - 脱嵌自身的碳材料，包含含锂硫族化合物的正电极和非水离子导体 ，其中用于负极的碳材料使得其表面上的组合氧基本上被除去。