专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

US20120107682A1 NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE SAME 审中-公开
标题翻译：非电解电解质二次电池及其制造方法
公开(公告)号：US20120107682A1
公开(公告)日：2012-05-03
申请号：US13247385
申请日：2011-09-28
申请人： Naoki Imachi , Takanobu Chiga , Nobuhiro Sakitani
发明人： Naoki Imachi , Takanobu Chiga , Nobuhiro Sakitani
IPC分类号： H01M4/00 , B05D5/00 , H01M10/00
CPC分类号： H01M4/13 , H01M4/139 , H01M4/62
摘要： The present invention relates a nonaqueous electrolyte secondary battery with a porous layer containing inorganic particles formed on a surface of a positive electrode and provides a nonaqueous electrolyte secondary battery capable of reducing the incipient failure and having an excellent shelf life characteristic. The nonaqueous electrolyte secondary battery includes: a positive electrode containing a positive-electrode active material; a negative electrode containing a negative-electrode active material; a nonaqueous electrolyte; and a porous layer provided on a surface of the positive electrode, wherein the porous layer contains silica particles and an aqueous binder.
摘要翻译：本发明涉及一种非水电解质二次电池，其具有在正极表面形成的含有无机颗粒的多孔层，并且提供能够降低初期故障并且具有优异的保存期限特性的非水电解质二次电池。非水电解质二次电池包括：含有正极活性物质的正极; 含有负极活性物质的负极; 非水电解质; 以及设置在所述正极的表面上的多孔层，其中所述多孔层含有二氧化硅颗粒和水性粘合剂。

2. 发明授权

US09620758B2 Nonaqueous electrolyte secondary battery 有权
公开(公告)号：US09620758B2
公开(公告)日：2017-04-11
申请号：US14123328
申请日：2012-05-10
申请人： Nobuhiro Sakitani , Takanobu Chiga , Hiroyuki Fujimoto
发明人： Nobuhiro Sakitani , Takanobu Chiga , Hiroyuki Fujimoto
IPC分类号： H01M2/16 , H01M10/0565 , H01M10/05 , H01M4/13 , H01M4/62 , H01M10/058 , H01M4/36 , H01M10/0525
CPC分类号： H01M2/1686 , H01M4/13 , H01M4/366 , H01M4/62 , H01M4/622 , H01M10/05 , H01M10/0525 , H01M10/0565 , H01M10/058
摘要： To realize high capacity of batteries, an object of the invention is to provide nonaqueous electrolyte secondary batteries which are unlikely to become swollen when charged to a high voltage and allowed to stand in a high temperature atmosphere. The nonaqueous electrolyte secondary battery includes a positive electrode including a positive electrode active material, a negative electrode including a negative electrode active material, a nonaqueous electrolyte, and a separator disposed between the positive electrode and the negative electrode. An inorganic particle layer is disposed between the positive electrode and the separator or between the negative electrode and the separator. The inorganic particle layer contains a polymer with a polyethylene glycol group. The polymer with a polyethylene glycol group has an average molecular weight of not less than 200.

3. 发明申请

US20120189916A1 NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY 审中-公开
标题翻译：非水电解质二次电池
公开(公告)号：US20120189916A1
公开(公告)日：2012-07-26
申请号：US13357817
申请日：2012-01-25
申请人： Naoki Imachi , Takanobu Chiga
发明人： Naoki Imachi , Takanobu Chiga
IPC分类号： H01M2/16
CPC分类号： H01M4/131 , H01M4/133 , H01M4/366 , H01M4/62 , H01M10/0525 , H01M10/44
摘要： A non-aqueous electrolyte secondary battery has a positive electrode containing a positive electrode active material, a negative electrode containing a negative electrode active material, a non-aqueous electrolyte, a separator interposed between the positive electrode and the negative electrode, and a porous layer provided on a surface of the positive electrode. The porous layer contains titania particles, a dispersing agent, and an aqueous binder. The dispersing agent includes silica having an average particle size of less than 100 nm and less than that of the titania particles.
摘要翻译：非水电解质二次电池具有包含正极活性物质的正极，含有负极活性物质的负极，非水电解质，介于正极和负极之间的隔膜，以及多孔层设置在正极的表面上。多孔层包含二氧化钛颗粒，分散剂和水性粘合剂。分散剂包括平均粒度小于100nm且小于二氧化钛颗粒的二氧化硅。

4. 发明申请

US20140023933A1 NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND PROCESS FOR PRODUCING SAME 审中-公开
标题翻译：非水电解二次电池及其制造方法
公开(公告)号：US20140023933A1
公开(公告)日：2014-01-23
申请号：US14007608
申请日：2012-03-15
申请人： Takanobu Chiga , Naoki Imachi , Jun Teramoto , Yasushi Inda
发明人： Takanobu Chiga , Naoki Imachi , Jun Teramoto , Yasushi Inda
IPC分类号： H01M10/0562 , H01M10/0525
CPC分类号： H01M10/0562 , H01M4/13 , H01M10/052 , H01M10/0525 , H01M10/056 , H01M2300/0068 , H01M2300/0091 , Y02T10/7011
摘要： Provided are a non-aqueous electrolyte secondary battery having excellent high-temperature durability and capable of reducing the initial percent defective and a process for producing the same. The non-aqueous electrolyte secondary battery includes: a positive electrode containing a positive-electrode active material; negative electrode containing a negative-electrode active material; a non-aqueous electrolyte; and a porous layer provided on a surface of the positive electrode, wherein the porous layer contains inorganic solid electrolyte particles having a crystalline structure of rhombohedral crystal (R3c) with lithium ion conductivity represented by Li1+x+yAlxTi2-xSiyP3-yO12 (where 0≦x≦1 and 0≦y≦1) and an aqueous binder.
摘要翻译：提供一种非水电解质二次电池，其具有优异的高温耐久性并且能够降低初始百分比的缺陷和其制造方法。非水电解质二次电池包括：含有正极活性物质的正极; 含有负极活性物质的负极; 非水电解质; 以及设置在所述正极的表面上的多孔层，其中所述多孔层包含具有由Li1 + x + yAlxTi2-xSiyP3-yO12表示的锂离子传导性的菱方晶体（R3c）的结晶结构的无机固体电解质颗粒（其中0 @ x @ 1和0 @ y @ 1）和水性粘合剂。

5. 发明申请

US20110059372A1 POSITIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY USING THE SAME 审中-公开
标题翻译：用于非电解电解质二次电池的正极和非电解电解质二次电池
公开(公告)号：US20110059372A1
公开(公告)日：2011-03-10
申请号：US12872540
申请日：2010-08-31
申请人： Takanobu Chiga , Naoki Imachi
发明人： Takanobu Chiga , Naoki Imachi
IPC分类号： H01M10/056
CPC分类号： H01M10/0567 , H01M4/131 , H01M4/485 , H01M4/525 , H01M10/0568 , H01M2004/028
摘要： To provide a positive electrode for a nonaqueous electrolyte secondary battery having excellent flexibility and capable of increasing the reliability and productivity, and a nonaqueous electrolyte secondary battery using the positive electrode. The positive electrode for a nonaqueous electrolyte secondary battery includes an active material layer that contains: a positive-electrode active material; a binder made of a fluorine-contained resin containing a vinylidene fluoride unit; and an electrolyte represented by one of the following general formulae (1) and (2): wherein M represents a metal element, R1 and R2 each represent fluorine or a fluorinated alkyl group having one to three carbon atoms and are identical to or different from each other, and n represents an integer of 1 to 3; wherein M represents a metal element, R3 represents a fluorinated alkylene group having two to four carbon atoms, and n represents an integer of 1 to 3.
摘要翻译：为了提供具有优异的柔性并且能够提高可靠性和生产率的非水电解质二次电池用正极和使用该正极的非水电解质二次电池。非水电解质二次电池用正极包括含有正极活性物质的活性物质层，由含有偏二氟乙烯单元的含氟树脂制成的粘合剂; 和由以下通式（1）和（2）之一表示的电解质：其中M表示金属元素，R 1和R 2各自表示氟或具有1至3个碳原子的氟化烷基，并且与 n表示1〜3的整数，其中M表示金属元素，R 3表示碳原子数2〜4的氟化亚烷基，n表示1〜3的整数。

6. 发明申请

US20120196183A1 POSITIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, PRODUCTION METHOD THEREOF AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY 审中-公开
标题翻译：非电解电解质二次电池的正极，其生产方法和非电解电解质二次电池
公开(公告)号：US20120196183A1
公开(公告)日：2012-08-02
申请号：US13359318
申请日：2012-01-26
申请人： Takanobu Chiga , Naoki Imachi , Satoshi Takatsuka
发明人： Takanobu Chiga , Naoki Imachi , Satoshi Takatsuka
IPC分类号： H01M4/62 , H01M4/04 , H01M4/26
CPC分类号： H01M4/62 , H01M4/366 , H01M4/525 , H01M4/622
摘要： The object is to obtain a positive electrode for a nonaqueous electrolyte secondary battery capable of suppressing gas generation even if continuous charging is performed at a high temperature. Provided is a positive electrode for a nonaqueous electrolyte secondary battery comprising a positive-electrode active material, wherein the positive-electrode active material has a surface-treated layer with a silane coupling agent represented by the following general formula (1): X1-Y—X2 (1) wherein Y is an alkylene group having 10 or less carbon atoms, and X1 and X2 are each represented by the general formula (2): wherein Z is an alkyl group having 10 or less carbon atoms or OR3, and R1, R2 and R3, are each an alkyl group having 5 or less carbon atoms.
摘要翻译：本发明的目的是获得即使在高温下进行连续充电也能够抑制气体产生的非水电解质二次电池用正极。本发明提供一种非水电解质二次电池用正极，其包含正极活性物质，其中所述正极活性物质具有由以下通式（1）表示的硅烷偶联剂的表面处理层：X1-Y -X2（1）其中Y是具有10个或更少碳原子的亚烷基，X 1和X 2各自由通式（2）表示：其中Z是具有10个或更少碳原子的烷基或OR 3，并且R 1 R2，R3分别为碳原子数为5以下的烷基。

7. 发明申请

US20110212364A1 POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD OF MANUFACTURING THE SAME, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY USING THE POSITIVE ELECTRODE AND METHOD OF MANUFACTURING THE SAME 审中-公开
标题翻译：用于非水电解质二次电池的正电极及其制造方法和使用正极的非电解电解质二次电池及其制造方法
公开(公告)号：US20110212364A1
公开(公告)日：2011-09-01
申请号：US13036808
申请日：2011-02-28
申请人： Takanobu Chiga , Daisuke Katou , Naoki Imachi
发明人： Takanobu Chiga , Daisuke Katou , Naoki Imachi
IPC分类号： H01M4/131 , H01M4/1391 , H01M10/04 , H01M4/62 , B05D5/12
CPC分类号： H01M4/62 , H01M4/131 , H01M4/1315 , H01M4/1391 , H01M4/364 , H01M4/623 , H01M10/052 , H01M10/058 , Y02T10/7011 , Y10T29/4911
摘要： A positive electrode for a non-aqueous electrolyte secondary battery, having a positive electrode current collector and a positive electrode active material layer formed on the positive electrode current collector and containing LiCoO2 as an active material, PVDF as a binder agent, acetylene black as a conductive agent, and LiCF3SO3.
摘要翻译：一种非水电解质二次电池用正极，具有在正极集电体上形成的含有LiCoO 2作为活性物质的正极集电体和正极活性物质层，作为粘合剂的PVDF，作为粘合剂的乙炔黑导电剂和LiCF3SO3。

8. 发明申请

US20070287071A1 Non-aqueous electrolyte solution for secondary battery and non-aqueous electrolyte secondary battery using the electrolyte solution 审中-公开
标题翻译：使用电解质溶液的二次电池用非水电解液和非水电解质二次电池
公开(公告)号：US20070287071A1
公开(公告)日：2007-12-13
申请号：US11808825
申请日：2007-06-13
申请人： Takanobu Chiga , Yoshinori Kida
发明人： Takanobu Chiga , Yoshinori Kida
IPC分类号： H01M10/40
CPC分类号： H01M4/525 , H01M10/0525 , H01M10/0568 , H01M10/0569 , Y02T10/7011
摘要： A non-aqueous electrolyte for a secondary battery includes a solvent and an electrolyte containing a lithium salt. The solvent contains 4-fluoroethylene carbonate and a chain carboxylic ester represented by the formula R1COOR2, where R1 and R2 are alkyl groups having 3 or less carbon atoms. The amount of the 4-fluoroethylene carbonate is 7 volume % or greater with respect to the total amount of the solvent.
摘要翻译：用于二次电池的非水电解质包括溶剂和含有锂盐的电解质。溶剂含有4-氟乙烯碳酸酯和由式R 1 COOR 2 2表示的链状羧酸酯，其中R 1和R 2， 2是具有3个或更少碳原子的烷基。相对于溶剂的总量，4-氟代亚乙基碳酸酯的量为7体积％以上。

9. 发明申请

US20070190412A1 Non-aqueous electrolyte solution for secondary battery and non-aqueous electrolyte secondary battery 审中-公开
标题翻译：用于二次电池和非水电解质二次电池的非水电解质溶液
公开(公告)号：US20070190412A1
公开(公告)日：2007-08-16
申请号：US11705005
申请日：2007-02-12
申请人： Takanobu Chiga , Yoshinori Kida
发明人： Takanobu Chiga , Yoshinori Kida
IPC分类号： H01M10/40 , H01M4/48
CPC分类号： H01M10/0567 , H01M4/131 , H01M4/133 , H01M4/525 , H01M4/587 , H01M10/0525 , H01M2300/004
摘要： In a non-aqueous electrolyte secondary battery having a positive electrode, a negative electrode, and a non-aqueous electrolyte solution containing a fluorinated ester as a solvent, battery safety is improved without degrading charge-discharge characteristics. A non-aqueous electrolyte solution for a secondary battery contains a fluorinated ester represented by the chemical formula CHF2COOR, where R is an alkyl group having 1 to 4 carbon atoms or a halogen-atom-substituted alkyl group having 1 to 4 carbon atoms. The fluorinated ester has a water content of 30 ppm or less. The solvent additionally contains a cyclic carbonic ester having an unsaturated C═C bond.
摘要翻译：在具有正极，负极和含有氟化酯作为溶剂的非水电解质溶液的非水电解质二次电池中，电池安全性得到改善，而不会降低充放电特性。用于二次电池的非水电解液包含由化学式CHF 2 COOR表示的氟化酯，其中R是具有1至4个碳原子的烷基或卤素原子取代的烷基具有1至4个碳原子的基团。氟化酯的含水量为30ppm以下。溶剂另外含有具有不饱和C-C键的环状碳酸酯。

10. 发明授权

US08945781B2 Non-aqueous electrolyte for secondary battery and non-aqueous electrolyte secondary battery 有权
标题翻译：用于二次电池和非水电解质二次电池的非水电解质
公开(公告)号：US08945781B2
公开(公告)日：2015-02-03
申请号：US12522231
申请日：2008-02-05
申请人： Takanobu Chiga , Keiji Saisho , Ryo Mogi , Osamu Omae
发明人： Takanobu Chiga , Keiji Saisho , Ryo Mogi , Osamu Omae
IPC分类号： H01M6/16 , H01M10/0525 , H01M10/0567 , H01M10/0569 , H01M4/131 , H01M4/133
CPC分类号： H01M10/0525 , H01M4/131 , H01M4/133 , H01M10/0567 , H01M10/0569 , H01M2300/0028 , H01M2300/0034 , H01M2300/0037 , H01M2300/004 , Y02E60/122
摘要： The present invention provides a non-aqueous electrolyte secondary battery wherein a reaction between a non-aqueous electrolyte and an electrode is suppressed and decrease in battery capacity under high temperature is restricted, so that long time excellent battery characteristics can be obtained. A non-aqueous solvent of the non-aqueous electrolyte contains: chain fluorinated carboxylic acid ester represented by the formula R1-CH2—COO—R2 where R1 represents hydrogen or alkyl group and R2 represents alkyl group and the sum of the carbon numbers of R1 and R2 is 3 or less, and in the case that R1 is hydrogen, at least one part of hydrogen in R2 is replaced with fluorine, and, in the case that R1 is alkyl group, at least one part of hydrogen in R1 and/or R2 is replaced with fluorine; and a film forming chemical compound decomposed in the range of +1.0 to 3.0 V based on an equilibrium potential between metal lithium and lithium ion.
摘要翻译：本发明提供了一种非水电解质二次电池，其中非水电解质和电极之间的反应被抑制，并且在高温下的电池容量的降低受到限制，从而可以获得长时间的优异的电池特性。非水电解质的非水溶剂包含：由式R1-CH2-COO-R2表示的链状氟化羧酸酯，其中R1表示氢或烷基，R2表示烷基，R1的碳数之和 R2为3以下，在R1为氢的情况下，R2中的至少一部分氢被氟代替，在R1为烷基的情况下，R1和/ 或R 2被氟取代; 并且基于金属锂和锂离子之间的平衡电位，在+1.0至3.0V的范围内分解成膜化合物。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式