公开(公告)号：US20240339593A1

公开(公告)日：2024-10-10

申请号：US18627394

申请日：2024-04-04

Applicant: The Research Foundation for The State University of New York

Inventor： Huamin LI ,  Fei YAO

IPC: H01M4/36 ,  C25B11/091 ,  H01G11/36 ,  H01M4/02 ,  H01M4/58 ,  H01M4/587 ,  H01M4/86 ,  H01M4/90

CPC classification number: H01M4/364 ,  C25B11/091 ,  H01G11/36 ,  H01M4/5815 ,  H01M4/587 ,  H01M4/8652 ,  H01M4/90 ,  H01M2004/027 ,  H01M2004/8684

Abstract: Nanohybrid composites, methods of making nanohybrid composites, and uses of nanohybrid composites. A nanohybrid composite may be a binary nanohybrid composite comprising MXene and dual-phase MoS2. A nanohybrid composite may be a ternary nanohybrid composite comprising MXene, dual-phase MoS2, and a plurality of carbon nanotubes. A nanohybrid composite may be made by a method comprising contacting a liquid or liquid(s), a MXene or MXenes, a sulfur precursor or sulfur precursors, a molybdenum precursor or molybdenum precursors, optionally, an ammonium precursor or ammonium precursors, and, optionally, carbon nanotubes to form a reaction mixture; heating the reaction mixture, where the nanohybrid composite is formed. Anodes may comprise one or more nanohybrid composite(s). Devices, such as, for example, batteries or the like, may comprise one or more anode(s) comprising one or more nanohybrid composite(s) and/or one or more nanohybrid composite(s).

公开(公告)号：US20240313247A1

公开(公告)日：2024-09-19

申请号：US18183321

申请日：2023-03-14

Applicant: Nissan North America, Inc.

Inventor： Cenk Gumeci ,  Sandeep Patil

IPC: H01M8/1016 ,  H01M4/86 ,  H01M4/90 ,  H01M8/0232 ,  H01M8/0258 ,  H01M8/1007

CPC classification number: H01M8/1016 ,  H01M4/8652 ,  H01M4/9016 ,  H01M8/0232 ,  H01M8/0258 ,  H01M8/1007 ,  H01M2004/8684 ,  H01M2300/0071

Abstract: A proton conduction fuel cell has an anode support made of metal having a fuel flow channel, an anode comprising an anode active material in contact with the anode support, a cathode support made of metal having a cathode gas flow channel, a cathode comprising a cathode active material in contact with the cathode support, and an electrolyte layer. The electrolyte layer comprises a first layer of electrolyte formed in a lock pattern on the anode and a second layer of the electrolyte formed in a key pattern on the cathode. The second layer fits in the lock pattern of the first layer to form the electrolyte layer.

公开(公告)号：US12095099B2

公开(公告)日：2024-09-17

申请号：US17656417

申请日：2022-03-24

Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA

Inventor： Shinsuke Hirono

IPC: H01M4/90 ,  H01M4/86 ,  H01M4/88 ,  H01M4/92

CPC classification number: H01M4/9083 ,  H01M4/861 ,  H01M4/8642 ,  H01M4/8652 ,  H01M4/8657 ,  H01M4/8814 ,  H01M4/8828 ,  H01M4/8882 ,  H01M4/926

Abstract: A catalyst layer for a fuel cell, wherein the catalyst layer comprises a catalyst-supporting carbon and an ionomer; wherein, in a particle size distribution obtained by the laser diffraction/scattering method, the catalyst-supporting carbon has at least two aggregate particle size peaks at less than 1 μm and at 1 μm or more; wherein, when a thickness of the catalyst layer is divided into three equal parts, the catalyst layer has a first region on a gas diffusion layer side, a second region in a middle part, and a third region on an electrolyte membrane side; and wherein a void ratio VG of the first region is 5% or more higher than a void ratio VM of the third region.

公开(公告)号：US12074350B2

公开(公告)日：2024-08-27

申请号：US17581155

申请日：2022-01-21

Applicant: General Electric Company

Inventor： Honggang Wang ,  Michael Anthony Benjamin ,  Seung-Hyuck Hong ,  Richard L. Hart

IPC: H01M8/04111 ,  H01M4/86 ,  H01M8/12

CPC classification number: H01M8/04111 ,  H01M4/8652 ,  H01M2004/8684 ,  H01M2008/1293 ,  H01M2250/20

Abstract: A propulsion system for an aircraft, the aircraft including an aircraft fuel supply, the propulsion system including: a turbomachine including a compressor section, a combustion section, and a turbine section arranged in serial flow order, the combustion section configured to receive a flow of aviation fuel from the aircraft fuel supply; and a fuel cell assembly including a fuel cell stack having a solid oxide fuel cell, the solid oxide fuel cell defining an outlet positioned to remove output products from the solid oxide fuel cell and provide the output products to the combustion section, the solid oxide fuel cell including a cathode; an electrolyte layer; and an anode positioned opposite the electrolyte layer from the cathode, the anode including a cermet, the cermet including less than 25% by volume nickel.

公开(公告)号：US20240154133A1

公开(公告)日：2024-05-09

申请号：US18284379

申请日：2022-03-22

Applicant: TORAY Industries, Inc.

Inventor： Hiroaki OTAKE ,  Masamichi UTSUNOMIYA ,  Fumitaka WATANABE

IPC: H01M4/88 ,  H01M4/86

CPC classification number: H01M4/8807 ,  H01M4/8605 ,  H01M4/8652 ,  H01M4/8875

Abstract: An object of the present invention is to provide an electrode substrate that maintains electrical conductivity and achieves both a high drainage performance and any one of a high gas diffusivity and spring property. To achieve the above-described object, an electrode substrate according to the present invention is an electrode substrate including a carbon fiber sheet having pores filled with a fluoropolymer and carbon fine powder, wherein, in terms of a fluorine/carbon ratio (F/C), the ratio of the smallest value (F/Cmin) to the largest value (F/Cmax) of the average value (F/C-1) in one surface of the electrode substrate, the average value (F/C-2) in the central plane in the thickness direction, and the average value (F/C-3) in the other surface is 0.80 or more, and wherein, in a pore size distribution, the electrode substrate has at least a first peak present in the range of pore size of 0.5 μm or more and less than 120 μm and a second peak present in the range of pore size of 10 nm or more and less than 0.5 μm, and the ratio (V1/V2) of the peak volume (V1) of the first peak to the peak volume (V2) of the second peak is 1.0 to 7.0.

公开(公告)号：US20240128476A1

公开(公告)日：2024-04-18

申请号：US18375279

申请日：2023-09-29

Applicant: HYUNDAI MOBIS CO., LTD.

Inventor： Jung Hoon KIM ,  Jong Jun PARK ,  Eun Young YOU ,  Lim KIM ,  Sung Chul LEE ,  Jong Myung LEE ,  Young Ick CHO

IPC: H01M4/92 ,  H01M4/86 ,  H01M4/90

CPC classification number: H01M4/926 ,  H01M4/8652 ,  H01M4/8657 ,  H01M4/9016 ,  H01M4/9041

Abstract: The present disclosure relates to a catalyst for a fuel cell electrode including an active particle which includes a core comprising platinum, a transition metal excluding platinum, and an oxide of a non-transition metal; and a shell disposed on the core and including platinum, wherein the active particle includes platinum and the non-transition metal in a molar ratio of 100:1.80 to 100:4.00, a method of preparing the same, and a fuel cell including the same.

公开(公告)号：US20230411630A1

公开(公告)日：2023-12-21

申请号：US17841977

申请日：2022-06-16

Applicant: Robert Bosch GmbH

Inventor： Christina JOHNSTON ,  Jake CHRISTENSEN

IPC: H01M4/86 ,  H01M4/92 ,  H01M8/1004

CPC classification number: H01M4/8652 ,  H01M4/921 ,  H01M8/1004 ,  H01M4/8626 ,  H01M4/926 ,  H01M2004/8689

Abstract: A cathode catalyst layer includes a support substrate having a pore-free outer surface region and porous surface region having a plurality of pores, each of the plurality of pores having a cavity defined by a wall, a first electrocatalyst, and a second electrocatalyst being different from the first electrocatalyst, the first electrocatalyst having a plurality of particles attached to the pore-free outer surface region and the second electrocatalyst having a plurality of particles housed within the cavities of the plurality of pores.

公开(公告)号：US20230327136A1

公开(公告)日：2023-10-12

申请号：US18078956

申请日：2022-12-10

Applicant: Hyundai Motor Company ,  Kia Corporation

Inventor： Hyun Ju Kim ,  Dong Yoon Shin

IPC: H01M4/86 ,  H01M4/88 ,  H01M4/92

CPC classification number: H01M4/8652 ,  H01M4/8846 ,  H01M4/8882 ,  H01M4/926 ,  H01M2250/20

Abstract: Disclosed is, inter alia, a method of producing a platinum alloy catalyst using a carbon protective layer. The method includes depositing a transition metal precursor on a Pt/C catalyst including a platinum component and a carbon carrier, placing carbon at the bottom of a reactor separately from the transition metal precursor-deposited Pt/C catalyst by a separation membrane; performing heat treatment on the inside of the; forming a Pt-M/C catalyst coated with a carbon protective layer by passing a gas product generated through thermal decomposition of the placed carbon through the separation membrane, and removing the carbon protective layer from the Pt-M/C catalyst by performing acid treatment on the carbon protective layer coated on the Pt-AMC catalyst.

公开(公告)号：US20230290967A1

公开(公告)日：2023-09-14

申请号：US17581155

申请日：2022-01-21

Applicant: General Electric Company

Inventor： Honggang Wang ,  Michael Anthony Benjamin ,  Seung-Hyuck Hong ,  Richard L. Hart

IPC: H01M8/04111 ,  H01M4/86 ,  F02C7/22

CPC classification number: H01M8/04111 ,  F02C7/22 ,  H01M4/8652 ,  H01M2008/1293 ,  H01M2250/20

Abstract: A propulsion system for an aircraft, the aircraft including an aircraft fuel supply, the propulsion system including: a turbomachine including a compressor section, a combustion section, and a turbine section arranged in serial flow order, the combustion section configured to receive a flow of aviation fuel from the aircraft fuel supply; and a fuel cell assembly including a fuel cell stack having a solid oxide fuel cell, the solid oxide fuel cell defining an outlet positioned to remove output products from the solid oxide fuel cell and provide the output products to the combustion section, the solid oxide fuel cell including a cathode; an electrolyte layer; and an anode positioned opposite the electrolyte layer from the cathode, the anode including a cermet, the cermet including less than 25% by volume nickel.

公开(公告)号：US11721813B2

公开(公告)日：2023-08-08

申请号：US16173438

申请日：2018-10-29

Applicant: Celcibus AB

Inventor： Anders Palmqvist ,  Kjell Fossum

IPC: H01M4/86 ,  B01J31/16 ,  B01J31/18 ,  H01M4/88 ,  H01M4/90 ,  H01M8/1004 ,  H01M8/00

CPC classification number: H01M4/8652 ,  B01J31/1625 ,  B01J31/183 ,  B01J31/1815 ,  H01M4/8828 ,  H01M4/9008 ,  H01M8/00 ,  H01M8/1004 ,  B01J2531/025 ,  B01J2531/0216 ,  B01J2531/16 ,  B01J2531/26 ,  B01J2531/38 ,  B01J2531/56 ,  B01J2531/64 ,  B01J2531/66 ,  B01J2531/72 ,  B01J2531/842 ,  B01J2531/845 ,  B01J2531/847 ,  Y02P70/50

Abstract: The invention concerns a method for manufacturing of an electrocatalyst comprising a porous carbon support material, a catalytic material in the form of at least one type of metal, and macrocyclic compounds chemically bound to the carbon support and capable of forming complexes with single metal ions of said metal or metals, said method comprising the steps of: i) providing a template capable of acting as pore structure directing agent during formation of a highly porous electrically conducting templated carbon substrate, ii) mixing the template with one or several precursor substances of the catalytic material, the macrocyclic compounds and carbon, iii) exposing the mixture of the template and the precursor substances to a carbonization process during which the precursors react and transform the mixture into a carbonized template composite in winch the carbon part of the composite is chemically bound to macrocyclic compounds present in complexes with the metal or metals. The invention also concerns an electrocatalyst for electrochemical reactions, a method for manufacturing of a membrane electrode assembly using such an electrocatalyst and to a fuel cell making use of such an electrocatalyst.