公开(公告)号：US20240339662A1

公开(公告)日：2024-10-10

申请号：US18624612

申请日：2024-04-02

申请人： NOHMS Technologies, Inc.

发明人： Gabriel Torres ,  John Sinicropi ,  Dai in Park ,  Surya S. Moganty

IPC分类号： H01M10/0567 ,  C07D303/22 ,  C07F7/18 ,  C07F9/655 ,  H01G11/64 ,  H01M4/02 ,  H01M4/134 ,  H01M4/36 ,  H01M4/38 ,  H01M4/62 ,  H01M10/0525

CPC分类号： H01M10/0567 ,  C07D303/22 ,  C07F7/188 ,  C07F9/6551 ,  C07F9/65515 ,  C07F9/6552 ,  H01G11/64 ,  H01M4/134 ,  H01M4/366 ,  H01M4/386 ,  H01M4/624 ,  H01M10/0525 ,  H01M2004/027

摘要： The present disclosure relates to a functionalized cyclic ether that is useful for stable cycling, storage of lithium-ion cells at high temperatures, and performance at low temperatures, an electrolyte containing the functionalized cyclic ether, and an electrochemical energy storage device containing the electrolyte.

公开(公告)号：US12015122B2

公开(公告)日：2024-06-18

申请号：US17201848

申请日：2021-03-15

申请人： Enevate Corporation

发明人： Liwen Ji ,  Benjamin Yong Park ,  Ian Browne ,  Tracy Ho ,  Sung Won Choi

IPC分类号： H01M10/0567 ,  H01G11/30 ,  H01G11/32 ,  H01G11/58 ,  H01G11/64 ,  H01M4/134 ,  H01M4/36 ,  H01M4/38 ,  H01M4/587 ,  H01M4/62 ,  H01M10/0525

CPC分类号： H01M10/0567 ,  H01G11/30 ,  H01G11/32 ,  H01G11/58 ,  H01G11/64 ,  H01M4/134 ,  H01M4/362 ,  H01M4/364 ,  H01M4/386 ,  H01M4/587 ,  H01M4/625 ,  H01M10/0525 ,  H01M2300/0025 ,  H01M2300/0034

摘要： Electrolytes and electrolyte additives for energy storage devices comprising a carboxylic ether, a carboxylic acid based salt, or an acrylate electrolyte are disclosed. The energy storage device comprises a first electrode and a second electrode, wherein at least one of the first electrode and the second electrode is a Si-based electrode, a separator between the first electrode and the second electrode, an electrolyte, and at least one electrolyte additive selected from carboxylic ethers, carboxylic acid based salts, and acrylates.

公开(公告)号：US11695158B2

公开(公告)日：2023-07-04

申请号：US17177917

申请日：2021-02-17

申请人： MU IONIC SOLUTIONS CORPORATION

发明人： Kei Shimamoto ,  Koji Abe ,  Shoji Shikita ,  Kazuhiro Miyoshi

IPC分类号： H01M10/0568 ,  C07D317/36 ,  C07D317/42 ,  H01G11/62 ,  H01G11/64 ,  H01M10/0567 ,  H01M10/052 ,  H01M10/42 ,  C07D327/00 ,  C07D327/10

CPC分类号： H01M10/0568 ,  C07D317/36 ,  C07D317/42 ,  C07D327/00 ,  C07D327/10 ,  H01G11/62 ,  H01G11/64 ,  H01M10/052 ,  H01M10/0567 ,  H01M10/4235 ,  H01M2300/0025 ,  Y02E60/13 ,  Y02T10/70

摘要： The present invention provides a nonaqueous electrolytic solution capable of improving electrochemical characteristics in the case of using an energy storage device at a high temperature and at a high voltage and further capable of inhibiting the gas generation while maintaining a capacity retention rate after storage at a high temperature and at a high voltage and also provides an energy storage device using the same. Disclosed is a nonaqueous electrolytic solution having an electrolyte salt dissolved in a nonaqueous solvent, the nonaqueous electrolytic solution containing a carboxylic acid ester compound represented by the following general formula (I).




In the formula, each of R1 and R2 independently represents a hydrogen atom, a —C(═O)—OR4 group, or the like, and R1 and R2 may be bonded to each other to form a ring structure. R3 represents a hydrogen atom or the like, and n represents an integer of 1 to 3. When n is 1, then L and R4 represent an alkyl group having 1 to 6 carbon atoms or the like; and when n is 2 or 3, then L represents an n-valent connecting group, X represents a —C(═O)— group, an —S(═O)— group, an —S(═O)2— group, an —S(═O)2—R5—S(═O)2— group or a CR6R7 group, R5 represents an alkylene group having 1 to 4 carbon atoms, and each of R6 and R7 represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms.

公开(公告)号：US11637320B2

公开(公告)日：2023-04-25

申请号：US15515261

申请日：2015-10-05

申请人： NIPPON SHOKUBAI CO., LTD.

发明人： Yasunori Okumura ,  Shimpei Sato ,  Masayuki Okajima ,  Takayuki Kobatake ,  Hiromoto Katsuyama

IPC分类号： H01M10/0568 ,  H01M10/0569 ,  C01B21/083 ,  C01B21/086 ,  H01G9/20 ,  H01G11/60 ,  H01G11/62 ,  H01M10/0525 ,  H01G11/64

摘要： An electrolytic solution comprising N-(fluorosulfonyl)-N-(fluoroalkylsulfonyl)imide or di(fluorosulfonyl)imide, from which a residual solvent that affects the properties of the electrolyte solution material is reduced, is provided. A method for producing an electrolyte solution material containing fluorosulfonyl imide salt represented by the following general formula (1) and an electrolyte solution preparation solvent comprises decompressing and/or heating a solution containing the fluorosulfonyl imide salt and the electrolyte solution preparation solvent to volatilize a production solvent for the fluorosulfonyl imide salt. In general formula (1), R1 represents a fluorine atom or a fluorinated alkyl group having 1 to 6 carbon atoms, R2 represents an alkali metal ion.

公开(公告)号：US11631895B2

公开(公告)日：2023-04-18

申请号：US16870240

申请日：2020-05-08

申请人： MITSUBISHI CHEMICAL CORPORATION ,  MU IONIC SOLUTIONS CORPORATION

发明人： Atsushi Watarai ,  Hiroyuki Tokuda ,  Akiko Yabe

IPC分类号： H01M10/0567 ,  C07D323/00 ,  H01G11/06 ,  H01G11/32 ,  H01G11/46 ,  H01G11/60 ,  H01G11/64 ,  H01M4/38 ,  H01M4/485 ,  H01M4/587

摘要： The present invention provides an energy device having excellent properties. Also provided is a nonaqueous electrolyte solution containing a compound represented by the following Formula (1), wherein R11, R12 and R13 each independently represent an organic group having 1 to 3 carbon atoms; and R11 and R12, R11 and R13, or R12 and R13 are optionally bound with each other to form a 5-membered ring or a 6-membered ring, with a proviso that a total number of carbon atoms of R11, R12 and R13 is 7 or less.

公开(公告)号：US20230099618A1

公开(公告)日：2023-03-30

申请号：US17884306

申请日：2022-08-09

申请人： Enevate Corporation

发明人： Liwen Ji ,  Heidi Anderson ,  Benjamin Yong Park

IPC分类号： H01M10/0567 ,  H01M4/38 ,  H01M10/0525 ,  H01M10/42 ,  H01G11/52 ,  H01G11/42 ,  H01G11/50 ,  H01G11/06 ,  H01G11/64 ,  H01M4/134 ,  H01M4/62 ,  H01M4/36

摘要： Electrolytes and electrolyte additives for use in energy storage devices, comprising cyclic carbonate compounds.

公开(公告)号：US11605509B2

公开(公告)日：2023-03-14

申请号：US16500499

申请日：2018-03-01

申请人： DAIKIN INDUSTRIES, LTD.

发明人： Masakazu Kinoshita ,  Kenzou Takahashi ,  Shigeaki Yamazaki ,  Hiroyuki Arima

IPC分类号： H01G11/64 ,  H01G9/035 ,  H01M10/0525 ,  H01M10/0567 ,  H01M10/0568 ,  H01M50/20 ,  H01G11/06

摘要： An electrolyte solution containing a solvent and a compound represented by the following formula (1), wherein R1 is a C1-C5 linear or branched non-fluorinated alkyl group optionally containing an ether bond. Also disclosed is an electrochemical device including the electrolyte solution, a lithium ion secondary battery including the electrolyte solution and a module including the electrochemical device or lithium ion secondary battery.

公开(公告)号：US11539078B2

公开(公告)日：2022-12-27

申请号：US17074416

申请日：2020-10-19

申请人： NIPPON SHOKUBAI CO., LTD.

发明人： Yasunori Okumura ,  Shimpei Sato ,  Masayuki Okajima ,  Takayuki Kobatake ,  Hiromoto Katsuyama

IPC分类号： H01M8/06 ,  H01M6/14 ,  H01M6/18 ,  H01M10/0562 ,  H01M10/0568 ,  H01M10/0569 ,  C01B21/083 ,  C01B21/086 ,  H01G9/20 ,  H01G11/60 ,  H01G11/62 ,  H01M10/0525 ,  H01G11/64

摘要： An electrolytic solution comprising N-(fluorosulfonyl)-N-(fluoroalkylsulfonyl)imide or di(fluorosulfonyl)imide, from which a residual solvent that affects the properties of the electrolyte solution material is reduced, is provided. A method for producing an electrolyte solution material containing fluorosulfonyl imide salt represented by the following general formula (1) and an electrolyte solution preparation solvent comprises decompressing and/or heating a solution containing the fluorosulfonyl imide salt and the electrolyte solution preparation solvent to volatilize a production solvent for the fluorosulfonyl imide salt. In general formula (1), R1 represents a fluorine atom or a fluorinated alkyl group having 1 to 6 carbon atoms, R2 represents an alkali metal ion.

公开(公告)号：US11482705B2

公开(公告)日：2022-10-25

申请号：US16560729

申请日：2019-09-04

申请人： CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

发明人： Xiang Zhou ,  Jiang Liu ,  Guobao Wang ,  Xiaomei Liu ,  Xianfeng Zheng

IPC分类号： H01M4/62 ,  H01M4/134 ,  H01M4/36 ,  H01M4/38 ,  H01M10/0525 ,  H01M10/42 ,  H01M4/02 ,  H01M4/1393 ,  H01G11/64 ,  H01M10/0567 ,  H01M4/04 ,  H01M4/583

摘要： The present disclosure provides a lithium-rich negative electrode plate, an electrode assembly and a lithium-ion battery, the lithium-rich negative electrode plate comprises a negative electrode collector and a negative electrode film, the negative electrode film is provided on a surface of the negative electrode collector and comprises a negative electrode active material, the lithium-rich negative electrode plate further comprises a layer of lithium metal provided on a surface of the negative electrode film. The negative electrode film further comprises a cyclic ester which is capable of forming a film on the negative electrode plate, a dielectric constant of the cyclic ester is larger than or equal to 10, and a reduction potential of the cyclic ester relative to Li/Li+ is lower than or equal to 1.5V.

公开(公告)号：US11456485B2

公开(公告)日：2022-09-27

申请号：US16850121

申请日：2020-04-16

申请人： U.S. Army Combat Capabilities Development Command, Army Research Labortary

发明人： Judith A. Kim ,  Marshall A. Schroeder ,  Arthur von Wald Cresce ,  Kang Xu ,  Lin Ma

IPC分类号： H01M10/0568 ,  H01M10/0567 ,  H01M10/36 ,  H01G11/52 ,  H01G11/64 ,  H01G11/62 ,  C07C317/04 ,  C07C311/49

摘要： Disclosed is an electrochemical cell, which may be used for advanced rechargeable batteries. The electrochemical cell comprises two or more electrodes within an electrolyte solution, where the electrolyte solution containing (i) an aliphatic or cyclic sulfone and (ii) a metal perfluoroalkylsulfonylimide salt.