公开(公告)号：US09525178B2

公开(公告)日：2016-12-20

申请号：US14376701

申请日：2013-01-31

Applicant: KOREA ELECTRONICS TECHNOLOGY INSTITUTE

Inventor： Youngjun Kim ,  Kijae Kim ,  Minsik Park ,  Jeahun Kim

IPC: H01M8/18 ,  H01M4/86 ,  C23C30/00 ,  H01M2/40 ,  H01M4/90 ,  H01M4/92 ,  H01M8/20 ,  H01M8/24

CPC classification number: H01M4/8605 ,  C23C30/00 ,  H01M2/40 ,  H01M4/9041 ,  H01M4/92 ,  H01M8/0273 ,  H01M8/188 ,  H01M8/20 ,  H01M8/2459 ,  H01M2250/10 ,  H01M2300/0017 ,  Y02B90/14 ,  Y02E60/528

Abstract: The present invention relates to a redox flow secondary battery. The redox flow secondary battery of the present invention comprises a unit cell including a pair of electrodes made of a porous metal, wherein the surface of the porous metal is coated with carbon. According to the present invention, a redox flow secondary battery using porous metal electrodes uniformly coated with carbon is provided, thus improving conductivity of the electrodes, and the electrodes have surfaces uniformly coated with a carbon layer having a wide specific surface area, thus improving reactivity. As a result, capacity of the redox flow secondary battery and energy efficiency can be improved and resistance of a cell can be effectively reduced. Further, the electrodes are uniformly coated with a carbon layer, thus also improving corrosion resistance.

Abstract translation: 本发明涉及氧化还原液二次电池。 本发明的氧化还原液二次电池包括由多孔金属制成的一对电极的单电池，其中多孔金属的表面被碳覆盖。 根据本发明，提供了使用均​​匀涂覆有碳的多孔金属电极的氧化还原液二次电池，从而提高电极的导电性，并且电极具有均匀涂覆有比表面积宽的碳层的表面，从而提高反应性 。 结果，可以提高氧化还原液二次电池的容量和能量效率，并且可以有效地降低电池的电阻。 此外，电极均匀地涂覆有碳层，从而也提高耐腐蚀性。

公开(公告)号：US20150030954A1

公开(公告)日：2015-01-29

申请号：US14376701

申请日：2013-01-31

Applicant: KOREA ELECTRONICS TECHNOLOGY INSTITUTE

Inventor： Youngjun Kim ,  Kijae Kim ,  Minsik Park ,  Jeahun Kim

IPC: H01M4/86 ,  H01M4/92 ,  H01M8/20 ,  H01M8/24 ,  H01M8/18 ,  H01M4/90 ,  H01M2/40

CPC classification number: H01M4/8605 ,  C23C30/00 ,  H01M2/40 ,  H01M4/9041 ,  H01M4/92 ,  H01M8/0273 ,  H01M8/188 ,  H01M8/20 ,  H01M8/2459 ,  H01M2250/10 ,  H01M2300/0017 ,  Y02B90/14 ,  Y02E60/528

Abstract: The present invention relates to a redox flow secondary battery. The redox flow secondary battery of the present invention comprises a unit cell including a pair of electrodes made of a porous metal, wherein the surface of the porous metal is coated with carbon. According to the present invention, a redox flow secondary battery using porous metal electrodes uniformly coated with carbon is provided, thus improving conductivity of the electrodes, and the electrodes have surfaces uniformly coated with a carbon layer having a wide specific surface area, thus improving reactivity. As a result, capacity of the redox flow secondary battery and energy efficiency can be improved and resistance of a cell can be effectively reduced. Further, the electrodes are uniformly coated with a carbon layer, thus also improving corrosion resistance.

Abstract translation: 本发明涉及氧化还原液二次电池。 本发明的氧化还原液二次电池包括由多孔金属制成的一对电极的单电池，其中多孔金属的表面被碳覆盖。 根据本发明，提供了使用均​​匀涂覆有碳的多孔金属电极的氧化还原液二次电池，从而提高电极的导电性，并且电极具有均匀涂覆有比表面积宽的碳层的表面，从而提高反应性 。 结果，可以提高氧化还原液二次电池的容量和能量效率，并且可以有效地降低电池的电阻。 此外，电极均匀地涂覆有碳层，从而也提高耐腐蚀性。

公开(公告)号：US10135086B2

公开(公告)日：2018-11-20

申请号：US14548465

申请日：2014-11-20

Applicant: Samsung Electronics Co., Ltd. ,  KOREA ELECTRONICS TECHNOLOGY INSTITUTE

Inventor： Dooyeon Lee ,  Kijae Kim ,  Dukjin Oh ,  Jiyoung Jeong

IPC: H01M8/18 ,  H01M8/0206

Abstract: A redox flow battery including: a cathode cell including a cathode, a catholyte, and a bipolar plate; an anode cell including an anode, an anolyte, and a bipolar plate; and an ion exchange membrane interposed between the cathode cell and the anode cell, wherein at least one of the cathode and the anode comprises a carbon-coated metal foam, wherein the ion exchange membrane includes a porous substrate and a polymer disposed in pores of the porous substrate, wherein the polymer is a polymerization product of a composition for preparing an ion exchange membrane, and wherein the composition for preparing an ion exchange membrane includes a first aromatic vinyl monomer including a halogenated alkyl group or a quaternary ammonium group, and wherein the bipolar plate includes Ni, Cu, Fe, Cr, Al, W, Ti, or a mixture thereof, or an alloy thereof.

公开(公告)号：US20150147620A1

公开(公告)日：2015-05-28

申请号：US14548465

申请日：2014-11-20

Applicant: Samsung Electronics Co., Ltd. ,  KOREA ELECTRONICS TECHNOLOGY INSTITUTE

Inventor： Dooyeon Lee ,  Kijae Kim ,  Dukjin Oh ,  Jiyoung Jeong

IPC: H01M8/18

CPC classification number: H01M8/188 ,  H01M8/0206 ,  H01M2300/0082 ,  Y02E60/528

Abstract: A redox flow battery including: a cathode cell including a cathode, a catholyte, and a bipolar plate; an anode cell including an anode, an anolyte, and a bipolar plate; and an ion exchange membrane interposed between the cathode cell and the anode cell, wherein at least one of the cathode and the anode comprises a carbon-coated metal foam, wherein the ion exchange membrane includes a porous substrate and a polymer disposed in pores of the porous substrate, wherein the polymer is a polymerization product of a composition for preparing an ion exchange membrane, and wherein the composition for preparing an ion exchange membrane includes a first aromatic vinyl monomer including a halogenated alkyl group or a quaternary ammonium group, and wherein the bipolar plate includes Ni, Cu, Fe, Cr, Al, W, Ti, or a mixture thereof, or an alloy thereof.

Abstract translation: 一种氧化还原液流电池，包括：阴极电池，包括阴极，阴极电解液和双极板; 阳极电池，包括阳极，阳极电解液和双极板; 以及插入在所述阴极单元和所述阳极单元之间的离子交换膜，其中所述阴极和所述阳极中的至少一个包括碳涂覆的金属泡沫，其中所述离子交换膜包括多孔基底和设置在所述阳极单元的孔中的聚合物 多孔基材，其中所述聚合物是用于制备离子交换膜的组合物的聚合产物，并且其中所述用于制备离子交换膜的组合物包括包含卤代烷基或季铵基团的第一芳族乙烯基单体，并且其中 双极板包括Ni，Cu，Fe，Cr，Al，W，Ti或它们的混合物，或其合金。