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公开(公告)号：US20230075404A1
公开(公告)日：2023-03-09
申请号：US18054838
申请日：2022-11-11
Applicant: Tesla, Inc.
Inventor： Ziying Wang , Hieu Minh Duong , Yudi Yudi , Joon Ho Shin , Prince Magsino
IPC: H01M4/62 , H01M10/0525 , H01M4/04 , H01M4/1393 , H01M4/583
Abstract: Provided herein are dry process electrode films, and energy storage devices incorporating the same, including a microparticulate non-fibrillizable binder having certain particle sizes. The electrode films exhibit improved mechanical and processing characteristics. Also provided are methods for processing such microparticulate non-fibrillizable electrode film binders, and for incorporating the microparticulate non-fibrillizable binders in electrode films.
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公开(公告)号：US20240194850A1
公开(公告)日：2024-06-13
申请号：US18586015
申请日：2024-02-23
Applicant: Tesla, Inc.
Inventor： Ziying Wang , Hieu Minh Duong
CPC classification number: H01M4/0445 , H01M4/0435 , H01M4/139 , H01M4/362 , H01M4/38 , H01M4/625 , H01M10/0525 , H01M2004/028
Abstract: An energy storage device can include a cathode, an anode, and a separator between the cathode and the anode. At least one of the electrodes can include an electrode film prepared by a dry process. The electrode film and/or the electrode can comprise a prelithiating material. Processes and apparatuses used for fabricating the electrode and/or electrode film are also described.
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公开(公告)号：US11637289B2
公开(公告)日：2023-04-25
申请号：US17227110
申请日：2021-04-09
Applicant: Tesla, Inc.
Inventor： Ziying Wang , Haim Feigenbaum , Hieu Minh Duong
IPC: H01M4/04 , H01B1/24 , H01M4/62 , H01M4/96 , H01M10/0564 , H01G11/86 , H01G11/28 , H01G11/34 , H01M4/139
Abstract: Materials and methods for preparing electrode film mixtures and electrode films including reduced damage bulk active materials are provided. In a first aspect, a method for preparing an electrode film mixture for an energy storage device is provided, comprising providing an initial binder mixture comprising a first binder and a first active material, processing the initial binder mixture under high shear to form a secondary binder mixture, and nondestructively mixing the secondary binder mixture with a second portion of active materials to form an electrode film mixture.
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Patent Agency Ranking
公开(公告)号：US11949089B2
公开(公告)日：2024-04-02
申请号：US16742021
申请日：2020-01-14
Applicant: Tesla, Inc.
Inventor： Ziying Wang , Hieu Minh Duong
CPC classification number: H01M4/0445 , H01M4/0435 , H01M4/139 , H01M4/362 , H01M4/38 , H01M4/625 , H01M10/0525 , H01M2004/028
Abstract: An energy storage device can include a cathode, an anode, and a separator between the cathode and the anode. At least one of the electrodes can include an electrode film prepared by a dry process. The electrode film and/or the electrode can comprise a prelithiating material. Processes and apparatuses used for fabricating the electrode and/or electrode film are also described.
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公开(公告)号：US11545666B2
公开(公告)日：2023-01-03
申请号：US16366220
申请日：2019-03-27
Applicant: Tesla, Inc.
Inventor： Ziying Wang , Hieu Minh Duong , Yudi Yudi , Joon Ho Shin , Prince Magsino
IPC: H01M4/62 , H01M10/0525 , H01M4/04 , H01M4/1393 , H01M4/583 , C08L1/28 , C08L27/16 , C08L27/18
Abstract: Provided herein are dry process electrode films, and energy storage devices incorporating the same, including a microparticulate non-fibrillizable binder having certain particle sizes. The electrode films exhibit improved mechanical and processing characteristics. Also provided are methods for processing such microparticulate non-fibrillizable electrode film binders, and for incorporating the microparticulate non-fibrillizable binders in electrode films.
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6.发明公开公开(公告)号：US20240154128A1
公开(公告)日：2024-05-09
申请号：US18495106
申请日：2023-10-26
Applicant: Tesla, Inc.
Inventor： Ziying Wang , Hieu Minh Duong , Yudi Yudi , Joon Ho Shin , Prince Magsino
IPC: H01M4/62 , H01M4/04 , H01M4/1393 , H01M4/583 , H01M10/0525
CPC classification number: H01M4/623 , H01M4/0404 , H01M4/0435 , H01M4/1393 , H01M4/583 , H01M4/622 , H01M10/0525 , C08L1/286
Abstract: Provided herein are dry process electrode films, and energy storage devices incorporating the same, including a microparticulate non-fibrillizable binder having certain particle sizes. The electrode films exhibit improved mechanical and processing characteristics. Also provided are methods for processing such microparticulate non-fibrillizable electrode film binders, and for incorporating the microparticulate non-fibrillizable binders in electrode films.
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公开(公告)号：US11811066B2
公开(公告)日：2023-11-07
申请号：US18054838
申请日：2022-11-11
Applicant: Tesla, Inc.
Inventor： Ziying Wang , Hieu Minh Duong , Yudi Yudi , Joon Ho Shin , Prince Magsino
IPC: H01M4/62 , H01M10/0525 , H01M4/04 , H01M4/1393 , H01M4/583 , C08L1/28 , C08L27/16 , C08L27/18
CPC classification number: H01M4/623 , H01M4/0404 , H01M4/0435 , H01M4/1393 , H01M4/583 , H01M4/622 , H01M10/0525 , C08L1/286 , C08L27/16 , C08L27/18 , C08L2203/20 , Y02E60/10
Abstract: Provided herein are dry process electrode films, and energy storage devices incorporating the same, including a microparticulate non-fibrillizable binder having certain particle sizes. The electrode films exhibit improved mechanical and processing characteristics. Also provided are methods for processing such microparticulate non-fibrillizable electrode film binders, and for incorporating the microparticulate non-fibrillizable binders in electrode films.
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公开(公告)号：US20230216057A1
公开(公告)日：2023-07-06
申请号：US18181470
申请日：2023-03-09
Applicant: Tesla, Inc.
Inventor： Ziying Wang , Haim Feigenbaum , Hieu Minh Duong
CPC classification number: H01M4/1393 , B01F31/80 , H01G11/38 , H01G11/86 , H01M4/133 , H01M4/0404 , H01M4/623 , H01M2004/021
Abstract: Materials and methods for preparing electrode film mixtures and electrode films including reduced damage bulk active materials are provided. In a first aspect, a method for preparing an electrode film mixture for an energy storage device is provided, comprising providing an initial binder mixture comprising a first binder and a first active material, processing the initial binder mixture under high shear to form a secondary binder mixture, and nondestructively mixing the secondary binder mixture with a second portion of active materials to form an electrode film mixture.
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