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公开(公告)号：ES2527769T3
公开(公告)日：2015-01-29
申请号：ES13169627
申请日：2013-05-29
Applicant: JSR CORP
Inventor： KOSE OSAMU , MATSUKI YASUO , SHINODA TOMOTAKA
Abstract: Una composición de ligante para electrodo de un dispositivo acumulador eléctrico, la composición de ligante contiene: (A) por lo menos un polímero elegido entre el grupo formado por los ácidos poliámicos y los polímeros imidizados de los mismos que tienen un grado de imidización del 50 % o menos; y (B) agua, en la que el cociente Ma/Mb del contenido de el polímero (A), Ma (partes en peso), por el contenido de agua (B), Mb (partes en peso), se sitúa entre 500 y 5.000.
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2.发明公开
公开(公告)号：EP2677568A4
公开(公告)日：2014-08-27
申请号：EP12747694
申请日：2012-02-07
Applicant: JSR CORP
Inventor： KAJIWARA ICHIRO , KOSE OSAMU , HONDA TATSUAKI
CPC classification number: H01M4/622 , H01G11/30 , H01G11/38 , H01M4/0404 , H01M4/043 , H01M4/0473 , H01M4/139 , H01M10/0525 , Y02E60/13
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公开(公告)号：JP2014032908A
公开(公告)日：2014-02-20
申请号：JP2012173942
申请日：2012-08-06
Inventor： KOSE OSAMU , MATSUKI YASUO , KITAGUCHI HIRONORI , SHINODA TOMOTAKA
CPC classification number: Y02E60/122
Abstract: PROBLEM TO BE SOLVED: To provide a binder composition for a negative electrode, capable of providing a power storage device high in charge/discharge capacity and less in the degree of capacity deterioration due to the repetition of charge/discharge cycles, and also excellent in long-term storage stability.SOLUTION: The binder composition for a negative electrode is a binder composition for a negative electrode of a power storage device, containing at least a polymer (A) and a liquid medium (D). The polymer (A) is at least one selected from the group consisting of a polyamic acid and an imidized polymer thereof, the polyamic acid being obtained by the reaction between (a) mol of tetracarboxylic dianhydride and b mol of diamine while a ratio a/b is 1.01 or more and less than 1.05.
Abstract translation: 要解决的问题：提供一种负极用粘合剂组合物，其能够提供充电/放电容量高的蓄电装置，并且由于充放电循环的重复而导致的容量劣化程度较小，并且还优异 长期保存稳定性。解决方案：负极用粘合剂组合物是至少含有聚合物（A）和液体介质（D）的蓄电装置的负极用粘合剂组合物。 聚合物（A）为选自聚酰胺酸及其酰亚胺化聚合物中的至少一种，所述聚酰胺酸通过（a）摩尔四羧酸二酐与b摩尔二胺反应获得，而比率a / b为1.01以上且小于1.05。
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Patent Agency Ranking
公开(公告)号：JP2013251110A
公开(公告)日：2013-12-12
申请号：JP2012124509
申请日：2012-05-31
Inventor： KOSE OSAMU , MATSUKI YASUO , SHINODA TOMOTAKA
CPC classification number: H01M4/622 , C08G73/1042 , C08G73/105 , C08G73/1064 , C08G73/1071 , C08L79/08 , H01M4/386 , H01M4/483 , H01M10/0525
Abstract: PROBLEM TO BE SOLVED: To provide a binder composition for an electrode, which provides a power storage device that has a large charge and discharge capacity and has small degree of capacity degradation due to repetition of charge and discharge cycles.SOLUTION: The binder composition for the electrode contains (A) at least one polymer selected from the group consisting of polyamic acid and imidized polymers of the polyamic acid, and (B) water. When the content of the (A) polymer is expressed by Ma pts.mass and the content of the (B) water is expressed by Mb pts.mass, the ratio of Ma/Mb is 500-10,000.
Abstract translation: 要解决的问题：提供一种用于电极的粘合剂组合物，其提供具有大的充放电能力并且由于重复充放电循环而具有小的容量劣化的蓄电装置。解决方案：用于 所述电极含有（A）至少一种选自聚酰胺酸和聚酰胺酸的酰亚胺化聚合物的聚合物，和（B）水。 （A）聚合物的含量由Ma pts.mass表示，（B）水的含量由Mb pts.mass表示，Ma / Mb的比例为500〜10,000。
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公开(公告)号：JP2013016505A
公开(公告)日：2013-01-24
申请号：JP2012196894
申请日：2012-09-07
Inventor： KAJIWARA ICHIRO , KOSE OSAMU , HONDA TATSURO
CPC classification number: H01M4/622 , H01G11/30 , H01G11/38 , H01M4/0404 , H01M4/043 , H01M4/0473 , H01M4/139 , H01M10/0525 , Y02E60/13
Abstract: PROBLEM TO BE SOLVED: To provide an electrode binder composition for producing the slurry of a power storage device electrode exhibiting excellent binding properties and powder omission properties and capable of manufacturing an electrode for a power storage device having excellent electrical characteristics.SOLUTION: The binder composition for electrode contains (A) polymer particles, and a liquid medium. The binder composition for producing the slurry of a power storage device electrode has a distribution where 2-60 vol% of the (A) polymer particles exist in a grain size section of 0.01 μm or more and less than 0.25 μm, and 40-98 vol% of the (A) polymer particles exist in a grain size section of 0.25-0.5 μm.
Abstract translation: 解决的问题：提供一种电极粘合剂组合物，其用于制备具有优异的粘合性和粉末遗漏性能的蓄电装置电极的浆料，并且能够制造具有优异电特性的蓄电装置的电极。 解决方案：电极用粘合剂组合物含有（A）聚合物颗粒和液体介质。 用于制造蓄电装置电极的浆料的粘合剂组合物具有如下分布：（A）聚合物粒子的2-60体积％存在于0.01μm以上且小于0.25μm的粒径部分中，40-98 （A）聚合物颗粒的体积％存在于0.25-0.5μm的晶粒尺寸部分中。 版权所有（C）2013，JPO＆INPIT
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公开(公告)号：JP2014032909A
公开(公告)日：2014-02-20
申请号：JP2012173943
申请日：2012-08-06
Inventor： KOSE OSAMU , MATSUKI YASUO , KITAGUCHI HIRONORI , SHINODA TOMOTAKA
CPC classification number: Y02E60/122
Abstract: PROBLEM TO BE SOLVED: To provide a binder composition for a negative electrode, capable of providing a power storage device high in charge/discharge capacity and less in the degree of capacity deterioration due to the repetition of charge/discharge cycles.SOLUTION: The binder composition for a negative electrode is a binder composition for a negative electrode of a power storage device, containing at least a polymer (A), water (B) and a liquid medium (C). The polymer (A) is at least one selected from the group consisting of a polyamic acid and an imidized polymer thereof, the polyamic acid being obtained by the reaction between (a) mol of tetracarboxylic dianhydride and b mol of diamine while a ratio a/b is more than 0.95 and 0.99 or less.
Abstract translation: 要解决的问题：提供一种负极用粘结剂组合物，其能够提供充电/放电容量高的蓄电装置，并且由于充放电循环的重复而导致的容量劣化程度较小。解决方案：粘合剂 用于负极的组合物是至少含有聚合物（A），水（B）和液体介质（C）的蓄电装置的负极的粘合剂组合物。 聚合物（A）为选自聚酰胺酸及其酰亚胺化聚合物中的至少一种，所述聚酰胺酸通过（a）摩尔四羧酸二酐与b摩尔二胺反应获得，而比率a / b大于0.95且小于等于0.99。
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公开(公告)号：JP2013229160A
公开(公告)日：2013-11-07
申请号：JP2012099735
申请日：2012-04-25
Inventor： KOSE OSAMU , MATSUKI YASUO , SHINODA TOMOTAKA
IPC: H01M4/62 , H01M4/134 , H01M4/1395 , H01M4/38 , H01M4/48
CPC classification number: Y02E60/122
Abstract: PROBLEM TO BE SOLVED: To provide a binder composition for an electrode of a power storage device having a large charge/discharge capacity in which capacity degradation due to repetition of a charge/discharge cycle is reduced.SOLUTION: The binder composition for electrode contains (A) at least one kind of polymer selected from a group consisting of polyamic acid and imidization polymer thereof, and (B) at least one kind of carboxylic acid compound selected from a group consisting of a compound having 1-4 carboxylic groups in a molecule and salts thereof. When the content of the (A) polymer is Mb pts.mass and the content of (B) carboxylic acid compound is Mb pts.mass, following relation is satisfied Ma/Mb=50-400.
Abstract translation: 要解决的问题：提供一种具有大的充放电容量的蓄电装置的电极用粘结剂组合物，其中由于重复充电/放电循环而引起的容量劣化降低。解决方案：电极用粘合剂组合物含有 A）至少一种选自聚酰胺酸及其酰亚胺化聚合物的聚合物，和（B）选自由分子中具有1-4个羧基的化合物组成的组中的至少一种羧酸化合物 及其盐。 当（A）聚合物的含量为Mb pts.mass，（B）羧酸化合物的含量为Mb pts.mass时，满足Ma / Mb = 50-400的关系。
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8.发明专利Slurry for electrode for power storage device, electrode for power storage device, and power storage device 有权用于蓄电装置的电极浆料，用于蓄电装置的电极以及蓄电装置
公开(公告)号：JP2013012491A
公开(公告)日：2013-01-17
申请号：JP2012196893
申请日：2012-09-07
Inventor： KAJIWARA ICHIRO , KOSE OSAMU , HONDA TATSURO
CPC classification number: H01M4/622 , H01G11/30 , H01G11/38 , H01M4/0404 , H01M4/043 , H01M4/0473 , H01M4/139 , H01M10/0525 , Y02E60/13
Abstract: PROBLEM TO BE SOLVED: To provide slurry for an electrode for a power storage device to make an electrode for a power storage device offering an excellent binding property, high resistance to powder falling, and excellent electric characteristics.SOLUTION: Slurry for an electrode for a power storage device in accordance with an embodiment of the present invention contains (A) polymer particles, (B) active material particles, and (C) water, the ratio (Da/Db) of the average particle size (Da) of the polymer particles (A) to the average particle size (Db) of the active material particles (B) is in the range of 20 to 100, and the stringiness is in the range of 30 to 80%.
Abstract translation: 要解决的问题：为了提供蓄电装置用电极用的浆料，可以制造具有优异的结合性，高耐粉碎性和优异的电特性的蓄电装置用电极。 解决方案：根据本发明的实施方式的用于蓄电装置的电极的浆料包含（A）聚合物颗粒，（B）活性物质颗粒和（C）水，比率（Da / Db） 的聚合物粒子（A）的平均粒径（Da）与活性物质粒子（B）的平均粒径（Db）之比为20〜100，拉伸度为30〜 80％。 版权所有（C）2013，JPO＆INPIT
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