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公开(公告)号：US20140162136A1
公开(公告)日：2014-06-12
申请号：US13950441
申请日：2013-07-25
Inventor： Kunyoung KANG , Young-Gi LEE , Kwang Man KIM , Dong Ok SHIN
IPC: H01M10/0562 , H01M10/052 , C01B25/45
CPC classification number: H01M10/0562 , C01B25/45 , H01M10/052 , H01M2300/0068
Abstract: Disclosed are methods of forming lithium-aluminum-titanium phosphate. The method includes providing a precursor solution including a titanium compound and an aluminum compound, forming an intermediate using a hydrothermal reaction process performed on the precursor solution, adding a lithium compound and a phosphate compound to the intermediate, and firing a mixture of the lithium compound, the phosphate compound, and the intermediate.
Abstract translation: 公开了形成锂铝磷酸钛的方法。 该方法包括提供包括钛化合物和铝化合物的前体溶液，使用对前体溶液进行的水热反应方法形成中间体，向中间体中加入锂化合物和磷酸盐化合物，并将锂化合物 ，磷酸盐化合物和中间体。
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公开(公告)号：US20240072297A1
公开(公告)日：2024-02-29
申请号：US18229287
申请日：2023-08-02
Inventor： Jaecheol CHOI , Young-Gi LEE , Ju Young KIM
IPC: H01M10/052 , H01M4/04 , H01M10/0565
CPC classification number: H01M10/052 , H01M4/0404 , H01M10/0565 , H01M2300/0085
Abstract: Provided is a lithium battery including a first electrode structure, a second electrode structure spaced apart from the first electrode structure, and an electrolyte between the first electrode structure and the second electrode structure, wherein the electrolyte includes a lithium salt, an organic solvent, and an additive, the additive includes a metal salt compound catalyst, the metal salt compound catalyst activates a polymerization reaction of a cyclic carbonate in the organic solvent at a first temperature, and the first temperature ranges between about 100° C. and about 200° C.
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公开(公告)号：US20230299349A1
公开(公告)日：2023-09-21
申请号：US18084253
申请日：2022-12-19
Inventor： Jaecheol CHOI , Kwang Man KIM , Young-Gi LEE , Seok Hun KANG , Ju Young KIM , Dong Ok SHIN , Jimin OH
IPC: H01M10/0567 , H01M10/052
CPC classification number: H01M10/0567 , H01M10/052
Abstract: A lithium battery according to the inventive concept includes: a first electrode structure; a second electrode structure separated from the first electrode structure; and an electrolyte between the first electrode structure and the second electrode structure, wherein the electrolyte includes: a lithium salt; an organic solvent; and an additive, the additive includes a polymer additive, and the polymer additive may be a mixture of at least two or more polymers among a halogen-based polymer, a silicon-based polymer and an acrylic polymer, or a copolymer thereof.
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公开(公告)号：US20220131133A1
公开(公告)日：2022-04-28
申请号：US17511084
申请日：2021-10-26
Inventor： Ju Young KIM , Young-Gi LEE , Seok Hun KANG , Dong Ok SHIN , Myeong Ju LEE , Kwang Man KIM , Jimin OH
Abstract: Provided is a composite electrode for an all-solid-state secondary battery including a first active material and a second active material, wherein the first active material and the second active material include different materials from each other, and the content of the first active material is 50 vol % to 98 vol % based on the total volume of the first active material and the second active material, the first active material has a volume change rate of 0 vol % to 30 vol % according to volume expansion/contraction during a charging/discharging process, and the second active material has a volume change rate of 35 vol % to 1000 vol % according to volume expansion/contraction during a charging/discharging process.
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公开(公告)号：US20220115738A1
公开(公告)日：2022-04-14
申请号：US17393029
申请日：2021-08-03
Inventor： Ju Young KIM , Young-Gi LEE , Seok Hun KANG , YOUNG SAM PARK , Kwang Man KIM
IPC: H01M50/403 , H01M4/62 , H01M50/417 , H01M50/451
Abstract: Provided is a method of manufacturing a secondary battery separator including dissolving a polymer binder in water to prepare an aqueous binder solution, dispersing particles in the aqueous binder solution to prepare an aqueous slurry, and preparing a separator substrate, and applying the aqueous slurry on an upper surface and a lower surface of the separator substrate to form an aqueous slurry coating layer, wherein the separator substrate includes a hydrophobic material, the polymer binder is water-soluble, and the aqueous slurry has a viscosity of about 100 cP to about 6000 cP.
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Patent Agency Ranking
公开(公告)号：US20180115021A1
公开(公告)日：2018-04-26
申请号：US15715484
申请日：2017-09-26
Inventor： Young-Gi LEE , Dong Ok SHIN , Kwang Man KIM
IPC: H01M10/0585 , H01M10/0525 , H01M10/0567 , H01M4/04
CPC classification number: H01M10/0585 , H01M4/0404 , H01M4/0416 , H01M4/13 , H01M4/139 , H01M10/0525 , H01M10/0565 , H01M10/0567 , H01M2004/021
Abstract: Provided is a method for manufacturing a lithium battery, wherein the method may include preparing a first electrode structure including a first current collector, a first electrode layer, and first electrode columns, which are stacked, preparing a second electrode structure including a second current collector and a second electrode layer, and forming an electrolyte between the first electrode structure and the second electrode structure, the electrolyte may extend in between the first electrode columns, and the forming of the electrolyte may include preparing a mixture including inorganic particles, a polymer, and an organic solution, preparing a liquid-state mixture by heating the mixture, and applying the liquid-state mixture onto the first electrode columns, and the polymer may have nitrile groups.
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公开(公告)号：US20160028048A1
公开(公告)日：2016-01-28
申请号：US14802269
申请日：2015-07-17
Inventor： Young-Gi LEE , Kwang Man KIM , Kunyoung KANG , Dong Ok SHIN
IPC: H01M2/02 , H01M2/30 , H01M10/052
CPC classification number: H01M2/30 , H01M2/0212 , H01M2/204 , H01M10/052 , H01M10/0565 , H01M10/0585 , H01M2220/30
Abstract: An embodiment of the inventive concept provides a lithium battery including: a first pouch film; a first anode part on the first pouch film, the first anode part including a first anode terminal; a second cathode part on the first anode part; a polymer film on the second cathode part; a second anode part on the polymer film, the second anode part including a second anode terminal; a first cathode part on the second anode part; a second pouch film on the first cathode part; and an anode connector configured to penetrate the first and second anode terminals to provide an electrical connection between the first anode part and the second anode part.
Abstract translation: 本发明构思的实施例提供一种锂电池，包括：第一袋膜; 在第一袋膜上的第一阳极部分，第一阳极部分包括第一阳极端子; 在第一阳极部分上的第二阴极部分; 第二阴极部分上的聚合物膜; 在聚合物膜上的第二阳极部分，第二阳极部分包括第二阳极端子; 在第二阳极部分上的第一阴极部分; 第一阴极部分上的第二袋膜; 以及阳极连接器，其构造成穿透所述第一阳极端子和所述第二阳极端子以在所述第一阳极部分和所述第二阳极部分之间提供电连接。
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18.发明申请公开(公告)号：US20140011080A1
公开(公告)日：2014-01-09
申请号：US13845913
申请日：2013-03-18
Inventor： Young-Gi LEE , Kwang Man Kim , Kunyoung Kang , Dong Ok Shin
IPC: H01M10/0565 , H01M10/052 , H01M4/62
CPC classification number: H01M10/0565 , C08B11/02 , C08B11/08 , C08B11/20 , C08L1/00 , C09J101/08 , C09J101/28 , C09J101/284 , H01M4/622 , H01M10/052 , Y02E60/122 , Y02P70/54
Abstract: A lithium battery binder composition in accordance with some example embodiments of the inventive concept may include a lithium ion polymer, an inorganic particle and an organic solution in which a lithium salt is dissolved. The lithium ion polymer may be a cellulosic polymer having sulfonic acid lithium salt or carboxylic acid lithium salt functional group. The lithium ion polymer may be manufactured by substituting hydroxyl group or carboxylic group of cellulosic polymer. The lithium battery binder composition may be used to at least one of an electrolyte, a cathode layer and an anode layer.
Abstract translation: 根据本发明构思的一些示例性实施方案的锂电池粘合剂组合物可以包括锂离子聚合物，无机颗粒和溶解有锂盐的有机溶液。 锂离子聚合物可以是具有磺酸锂盐或羧酸锂盐官能团的纤维素聚合物。 锂离子聚合物可以通过用纤维素聚合物的羟基或羧基取代来制造。 锂电池粘合剂组合物可用于电解质，阴极层和阳极层中的至少一种。
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公开(公告)号：US20230378602A1
公开(公告)日：2023-11-23
申请号：US18319965
申请日：2023-05-18
Inventor： Jaecheol CHOI , Sang Won HWANG , Jun Hee PARK , Young Jae JANG , Young-Gi LEE , Ju Young KIM , Dong Ok SHIN
IPC: H01M50/42 , H01M50/449 , H01M50/446 , H01M50/403
CPC classification number: H01M50/42 , H01M50/449 , H01M50/446 , H01M50/403
Abstract: Provided is a method for manufacturing a binder for coating a secondary battery separator, wherein the method may include performing a first polymerization on a first monomer to form a precursor solution including a chain-type particle, and adding a second monomer to the precursor solution and performing a second polymerization to form an emulsion particle on the chain-type particle. In an embodiment, the second polymerization may include an emulsification polymerization in which the chain-type particle acts as an emulsifier.
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公开(公告)号：US20230343994A1
公开(公告)日：2023-10-26
申请号：US17730106
申请日：2022-04-26
Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE , DAEGU GYEONGBUK INSTITUTE OF SCIENCE AND TECHNOLOGY
Inventor： Ju Young KIM , Young-Gi LEE , Yong Min LEE , Seok Hun KANG , Kwang Man KIM , Ju Mi KIM , Joonam PARK , Dong Ok SHIN , Jimin OH , Myeong Ju LEE
IPC: H01M4/62 , H01M10/0525 , H01M10/0562 , H01M4/583 , H01M4/58
CPC classification number: H01M10/0562 , H01M4/5815 , H01M4/583 , H01M4/622 , H01M10/0525 , H01M2004/021
Abstract: The present disclosure relates to an all-solid-state secondary battery, and more particularly, to an all-solid-state secondary battery including a positive electrode, a negative electrode, and a solid electrolyte layer disposed between the positive electrode and the negative electrode. Here, at least one of the positive electrode and the negative electrode includes a sulfide-based active material, the sulfide-based active material has a particle size of about 50 nm to about 5 µm, and the sulfide-based active material has a grain size of about 1 nm to about 10 nm.
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