公开(公告)号：US12199248B2

公开(公告)日：2025-01-14

申请号：US17076565

申请日：2020-10-21

Applicant: Energizer Brands, LLC

Inventor： Andrew Gibson ,  Scott Donne ,  Steven Limmer ,  Yaser Beyad

IPC: H01M10/26 ,  H01M4/24 ,  H01M4/50 ,  H01M6/04 ,  H01M4/42

Abstract: Electrochemical cells are provided, wherein a metal ion is adsorbed to a manganese dioxide- or carbon-containing electrode due to the addition of a metal additive to the cell's electrolyte and/or cathode. Methods for preparing such cells are also provided. In particular embodiments, the electrochemical cells are alkaline electrochemical cells, and the electrode contains manganese dioxide.

公开(公告)号：US20240274892A1

公开(公告)日：2024-08-15

申请号：US18439440

申请日：2024-02-12

Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA

Inventor： Hiroshi SUYAMA ,  Yukihisa Katayama

IPC: H01M10/42 ,  H01M10/26

CPC classification number: H01M10/4235 ,  H01M10/26 ,  H01M2300/0008

Abstract: Disclosed is an aqueous battery, in which not only a predetermined aqueous electrolyte solution is adopted, but also an ionic conduction path between positive and negative electrodes is ensured. The aqueous battery of the present disclosure includes a positive electrode, an aqueous electrolyte solution, a separator and a negative electrode, in which the aqueous electrolyte solution contains water and a potassium salt dissolved in the water, the aqueous electrolyte solution has no freezing point at −60° C. or higher, and at least one element constituting the separator is the same in type as at least one element constituting an anion of the potassium salt.

公开(公告)号：US20240113333A1

公开(公告)日：2024-04-04

申请号：US18539224

申请日：2023-12-13

Applicant: Apple Inc.

Inventor： Steven Kaye ,  Maria N. Luckyanova ,  Ghym E. Loveness

IPC: H01M10/0565 ,  H01M4/38 ,  H01M4/50 ,  H01M4/505 ,  H01M4/525 ,  H01M4/62 ,  H01M10/26 ,  H01M10/28 ,  H01M50/46 ,  H01M50/497

CPC classification number: H01M10/0565 ,  H01M4/38 ,  H01M4/50 ,  H01M4/505 ,  H01M4/525 ,  H01M4/622 ,  H01M10/26 ,  H01M10/28 ,  H01M50/46 ,  H01M50/497 ,  H01M50/494 ,  H01M2300/0014 ,  H01M2300/0082

Abstract: Energy storage devices, battery cells, and batteries of the present technology may include a first current collector and a second current collector. The batteries may include an anode material coupled with the first current collector. The batteries may include a cathode material coupled with the second current collector. The batteries may also include a polymeric material coupled between the cathode material and the anode material. The polymeric material may be characterized by a cationic backbone. The polymeric material may be configured to selectively provide anionic transport across the polymeric material while limiting cationic transport across the polymeric material.

公开(公告)号：US20240113280A1

公开(公告)日：2024-04-04

申请号：US18480312

申请日：2023-10-03

Applicant: Zelos Energy Ltd.

Inventor： Alexander Gorer ,  Jonathan Truskier

IPC: H01M4/24 ,  H01M10/04 ,  H01M10/26

CPC classification number: H01M4/244 ,  H01M10/049 ,  H01M10/26 ,  H01M2004/021

Abstract: A rechargeable battery cell can include an electrode having a plurality of three-dimensional channels defined therethrough, with at least 90% of three dimensional channels sized to have pores between 50 nanometers to 400 microns. An ion exchange material can be arranged to define an interface with at least a portion of the electrode. In some embodiments the electrode includes a zinc (Zn) containing anode and a cathode including at least one of nickel hydroxide (Ni(OH)2), nickel oxyhydroxide (NiOOH), manganese dioxide (MnO2), copper oxide, and bismuth oxide.

公开(公告)号：US11949105B2

公开(公告)日：2024-04-02

申请号：US17225570

申请日：2021-04-08

Applicant: IONIC MATERIALS, INC.

Inventor： Michael A. Zimmerman ,  Alexei B. Gavrilov ,  Ting Liu

IPC: H01M4/62 ,  C08G75/0209 ,  H01M4/04 ,  H01M4/06 ,  H01M4/131 ,  H01M4/24 ,  H01M4/36 ,  H01M4/38 ,  H01M4/48 ,  H01M4/50 ,  H01M4/58 ,  H01M6/18 ,  H01M10/054 ,  H01M10/0565 ,  H01M10/26 ,  C01F5/00 ,  G01N25/48 ,  H01M4/02 ,  H01M4/42

CPC classification number: H01M4/622 ,  C08G75/0209 ,  H01M4/0411 ,  H01M4/06 ,  H01M4/131 ,  H01M4/24 ,  H01M4/364 ,  H01M4/38 ,  H01M4/48 ,  H01M4/50 ,  H01M4/502 ,  H01M4/58 ,  H01M4/62 ,  H01M4/624 ,  H01M6/181 ,  H01M10/054 ,  H01M10/0565 ,  H01M10/26 ,  C01F5/00 ,  G01N25/4866 ,  H01M2004/027 ,  H01M2004/028 ,  H01M4/42 ,  H01M2300/0082

Abstract: The invention features an electrochemical cell having an anode and a cathode; wherein at least one of the anode and cathode includes a solid ionically conducting polymer material that can ionically conduct hydroxyl ions.

公开(公告)号：US20240079659A1

公开(公告)日：2024-03-07

申请号：US18454149

申请日：2023-08-23

Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA

Inventor： Hiroshi SUYAMA

IPC: H01M10/26 ,  H01M4/24 ,  H01M4/66 ,  H01M10/28

CPC classification number: H01M10/26 ,  H01M4/24 ,  H01M4/661 ,  H01M10/28 ,  H01M2004/028 ,  H01M2300/0014

Abstract: Disclosed is a technology capable of inhibiting elution of Al from a current collector containing Al into an aqueous electrolyte solution when the current collector is used in an aqueous potassium ion battery. The aqueous potassium ion battery of the present disclosure includes a positive electrode, an aqueous electrolyte solution and a negative electrode. One or both of the positive electrode and the negative electrode has/have a current collector containing Al. The current collector is in contact with the aqueous electrolyte solution. The aqueous electrolyte solution contains water and potassium pyrophosphate dissolved in the water. The aqueous electrolyte solution has no freezing point at −60° C. or higher.

公开(公告)号：US20230395790A1

公开(公告)日：2023-12-07

申请号：US18329566

申请日：2023-06-05

Applicant: DURACELL U.S. OPERATIONS, INC.

Inventor： David Lloyd Anglin

IPC: H01M4/42 ,  H01M10/26 ,  H01M4/505 ,  H01M4/525

CPC classification number: H01M4/42 ,  H01M10/26 ,  H01M4/505 ,  H01M4/525 ,  H01M2004/027

Abstract: An anode composition, an alkali battery, a method of making a battery anode, and a method of making a battery, wherein the anode comprises a zinc or zinc alloy and a surfactant of formula (I):






wherein R1 is selected from aryl and C1-C12 alkyl; x is an integer from 2 to 30; n is an integer from 2 to 6; and y is 1 or 2.

公开(公告)号：US20230395784A1

公开(公告)日：2023-12-07

申请号：US18452799

申请日：2023-08-21

Applicant: Energizer Brands, LLC

Inventor： M. Edgar Armacanqui ,  Andrew J. Roszkowski ,  Casey Imhoff ,  Donald Raymond Crowe ,  Matthew Evans ,  John Hadley ,  Matthew Hennek ,  Tim F. Turba ,  Enqing Zhu

IPC: H01M4/24 ,  H01M6/08 ,  H01M50/44 ,  H01M50/429 ,  H01M50/469 ,  H01M4/42 ,  H01M10/24 ,  H01M10/26 ,  H01M10/28

CPC classification number: H01M4/244 ,  H01M6/085 ,  H01M50/44 ,  H01M50/4295 ,  H01M2004/021 ,  H01M4/42 ,  H01M10/24 ,  H01M10/26 ,  H01M10/28 ,  H01M50/469

Abstract: An alkaline electrochemical cell includes a cathode, an anode which includes an anode active material, and a non-conductive separator disposed between the cathode and the anode, wherein from about 20% to about 50% by weight of the anode active material relative to a total amount of anode active material has a particle size of less than about 75 μm, and wherein the separator includes a unitary, cylindrical configuration having an open end, a side wall, and integrally formed closed end disposed distally to the open end.

公开(公告)号：US11807543B2

公开(公告)日：2023-11-07

申请号：US16944293

申请日：2020-07-31

Applicant: UT-Battelle, LLC

Inventor： Andrew K. Kercher ,  Andrew S. Westover ,  Michael Naguib Abdelmalak ,  Nancy J. Dudney

IPC: C01D15/02 ,  H01M10/0562 ,  H01M10/44 ,  H01M4/505 ,  H01M4/525 ,  H01M4/583 ,  H01M10/26 ,  H01M6/18 ,  C01B33/32 ,  H01M10/0525 ,  H01M4/02

CPC classification number: C01D15/02 ,  C01B33/325 ,  H01M4/505 ,  H01M4/525 ,  H01M4/583 ,  H01M6/187 ,  H01M10/0525 ,  H01M10/0562 ,  H01M10/26 ,  H01M10/44 ,  C01P2004/32 ,  C01P2006/40 ,  H01M6/185 ,  H01M2004/027 ,  H01M2004/028 ,  H01M2300/002

Abstract: A solid ionically conductive composition (e.g., nanoparticles of less than 1 micron or a continuous film) comprising at least one element selected from alkali metal, alkaline earth metal, aluminum, zinc, copper, and silver in combination with at least two elements selected from oxygen, sulfur, silicon, phosphorus, nitrogen, boron, gallium, indium, tin, germanium, arsenic, antimony, bismuth, transition metals, and lanthanides. Also described is a battery comprising an anode, a cathode, and a solid electrolyte (corresponding to the above ionically conductive composition) in contact with or as part of the anode and/or cathode. Further described is a thermal (e.g., plasma-based) method of producing the ionically conductive composition. Further described is a method for using an additive manufacturing (AM) process to produce an object constructed of the ionically conductive composition by use of particles of the ionically conductive composition as a feed material in the AM process.

公开(公告)号：US20230077974A1

公开(公告)日：2023-03-16

申请号：US17796229

申请日：2020-12-01

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Kenji Matsubara ,  Masanobu Takeuchi

IPC: H01M10/26 ,  H01M4/583

Abstract: A negative electrode active material for aqueous secondary batteries, said negative electrode active material being applied to an aqueous secondary battery that uses an aqueous electrolyte solution containing water and a lithium salt, wherein: the negative electrode active material contains graphite; the graphite has a C—F bond group on the surface; if I688eV is the peak intensity at around 688 eV ascribed to a C—F bond and I284eV is the peak intensity at around 284 eV ascribed to a C—C bond in the XPS spectrum of the graphite as obtained by X-ray photoelectron spectroscopy, the ratio of the peak intensity I688eV to the peak intensity I284eV (namely, the value of I688eV/I284eV ) is from 0.1 to 7; and the BET specific surface area is from 0.5 m2/g to 3.9 m2/g.