公开(公告)号：US20240234773A1

公开(公告)日：2024-07-11

申请号：US18613629

申请日：2024-03-22

申请人： Hyundai Motor Company ,  Kia Corporation

发明人： Byoung Su Kim ,  Yong Min Kim ,  Ha Yeong Yu ,  Jin Yi Choi ,  Ju Ahn Park ,  Ju Young Lee ,  Jung lk Kim ,  Min Kyung Kim

IPC分类号： H01M8/1053 ,  H01M4/88 ,  H01M4/92 ,  H01M8/10 ,  H01M8/1004 ,  H01M8/1069

CPC分类号： H01M8/1053 ,  H01M4/881 ,  H01M4/8828 ,  H01M4/92 ,  H01M8/1004 ,  H01M8/1069 ,  H01M2008/1095

摘要： Disclosed are an electrolyte membrane of a membrane-electrode assembly including an electronic insulation layer, which greatly improves the durability of the electrolyte membrane, and a method of preparing the same. The electrolyte membrane includes an ion exchange layer and an electronic insulation layer provided on the ion exchange layer, and the electronic insulation layer includes one or more catalyst complexes, and a second ionomer. Particularly, each of the one or more catalyst complex includes a catalyst particle and a first ionomer coated on the entirety or a portion of the surface of the catalyst particle, and the one or more catalyst complexes are dispersed the second ionomer.

公开(公告)号：US11967746B2

公开(公告)日：2024-04-23

申请号：US16694222

申请日：2019-11-25

申请人： Hyundai Motor Company ,  Kia Motors Corporation

发明人： Byoung Su Kim ,  Yong Min Kim ,  Ha Yeong Yu ,  Jin Yi Choi ,  Ju Ahn Park ,  Ju Young Lee ,  Jung Ik Kim ,  Min Kyung Kim

IPC分类号： H01M8/1053 ,  H01M4/88 ,  H01M4/92 ,  H01M8/10 ,  H01M8/1004 ,  H01M8/1069

CPC分类号： H01M8/1053 ,  H01M4/881 ,  H01M4/8828 ,  H01M4/92 ,  H01M8/1004 ,  H01M8/1069 ,  H01M2008/1095

摘要： Disclosed are an electrolyte membrane of a membrane-electrode assembly including an electronic insulation layer, which greatly improves the durability of the electrolyte membrane, and a method of preparing the same. The electrolyte membrane includes an ion exchange layer and an electronic insulation layer provided on the ion exchange layer, and the electronic insulation layer includes one or more catalyst complexes, and a second ionomer Particularly, each of the one or more catalyst complex includes a catalyst particle and a first ionomer coated on the entirety or a portion of the surface of the catalyst particle, and the one or more catalyst complexes are dispersed the second ionomer.

公开(公告)号：US20240058765A1

公开(公告)日：2024-02-22

申请号：US18170340

申请日：2023-02-16

申请人： University of Washington

发明人： Lilo D. Pozzo ,  Anthony William Moretti ,  Gregory M. Newbloom ,  Aaron West ,  Eden Rivers

IPC分类号： B01D67/00 ,  B01D39/20 ,  B01D71/02 ,  H01M8/1053 ,  H01M8/1062 ,  B01D69/02 ,  B01D69/14 ,  H01M8/106 ,  H01M8/1016 ,  H01M8/18 ,  B01D69/10 ,  B01D69/12 ,  H01M8/0236 ,  H01M8/0239 ,  H01M8/0245 ,  B01D71/26 ,  B01D71/28 ,  B01D71/76

CPC分类号： B01D67/0048 ,  B01D39/2068 ,  B01D67/0079 ,  B01D71/027 ,  H01M8/1053 ,  H01M8/1062 ,  B01D69/02 ,  B01D69/148 ,  H01M8/106 ,  B01D71/02 ,  H01M8/1016 ,  H01M8/188 ,  B01D67/0076 ,  B01D67/0088 ,  B01D69/105 ,  B01D69/12 ,  H01M8/0236 ,  H01M8/0239 ,  H01M8/0245 ,  B01D71/26 ,  B01D71/28 ,  B01D71/76 ,  B01D61/025

摘要： Disclosed herein are ceramic selective membranes and methods of forming the ceramic selective membranes by forming a selective silica ceramic on a porous membrane substrate.

公开(公告)号：US11819826B2

公开(公告)日：2023-11-21

申请号：US17466757

申请日：2021-09-03

申请人： Toyota Motor Engineering & Manufacturing North America, Inc.

发明人： Liang Wang ,  Hongfei Jia ,  Joan F. Brennecke ,  Oscar Morales Collazo ,  Hisao Kato

IPC分类号： B01J23/42 ,  H01M8/1067 ,  H01M8/1053 ,  H01M8/1032 ,  H01M8/1004 ,  H01M4/86 ,  H01M4/02 ,  H01M8/1009 ,  H01M4/92

CPC分类号： B01J23/42 ,  H01M4/8657 ,  H01M4/92 ,  H01M8/1004 ,  H01M8/1009 ,  H01M8/1032 ,  H01M8/1053 ,  H01M8/1067

摘要： A dimeric ionic liquid that enhances and improves the performance and durability of a fuel cell catalyst. The dimeric ionic liquid comprises 1,1-(butane-1, 4-diyl)bis(9-methyl-3,4,6,7,8,9-hexahydro-2H-pyrimido[1,2-a]pyrimidin-1-ium 1,1,2,2,3,3,4,4,4-nonafluorobutane-1-sulfonate. Membrane electrode assemblies (MEAs) and polymer electrolyte membrane fuel cells (PEMFCs) employing the dimeric ionic liquid are also disclosed.

公开(公告)号：US11731110B2

公开(公告)日：2023-08-22

申请号：US17466546

申请日：2021-09-03

申请人： Toyota Motor Engineering & Manufacturing North America, Inc.

发明人： Liang Wang ,  Hongfei Jia ,  Joan F. Brennecke ,  Oscar Morales Collazo ,  Hisao Kato

IPC分类号： B01J23/42 ,  H01M8/1004 ,  H01M4/86 ,  H01M4/92 ,  H01M8/1009 ,  H01M8/1067 ,  H01M8/1053 ,  H01M8/1032

CPC分类号： B01J23/42 ,  H01M4/8657 ,  H01M4/92 ,  H01M8/1004 ,  H01M8/1009 ,  H01M8/1032 ,  H01M8/1053 ,  H01M8/1067

摘要： A protonated dimeric ionic liquid that enhances and improves the performance of a fuel cell catalyst. The protonated dimeric ionic liquid comprises 9′9′-(butane-1,4-diyl)bis(3,4,6,7,8,9-hexahydro-2H-pyrimido[1,2-a]pyrimidin-1-ium) 1,1,2,2,3,3,4,4,4-nonafluorobutane-1-sulfonate. Membrane electrode assemblies (MEAs) and polymer electrolyte membrane fuel cells (PEMFCs) employing the protonated dimeric ionic liquid are also disclosed.

公开(公告)号：US20230207850A1

公开(公告)日：2023-06-29

申请号：US18074133

申请日：2022-12-02

申请人： HYZON MOTORS INC.

发明人： Rajesh Bashyam

IPC分类号： H01M8/1053 ,  H01M8/1004 ,  H01M8/1069

CPC分类号： H01M8/1053 ,  H01M8/1004 ,  H01M8/1069 ,  H01M2250/20

摘要： A reinforced proton-exchange membrane is provided that includes a first layer including a first ionomer, where the first layer has a first side and a second side. A second layer includes a graphene oxide, where the second layer has a first side and a second side, the first side of the second layer adjacent the second side of the first layer. A third layer includes a second ionomer, where the third layer has a first side and a second side, the first side of the third layer adjacent the second side of the second layer. The proton-exchange membrane can include or be formed upon a support layer, where the support layer is adjacent the first side of the first layer.

公开(公告)号：US11581560B2

公开(公告)日：2023-02-14

申请号：US17121224

申请日：2020-12-14

申请人： Hyundai Motor Company ,  Kia Motors Corporation

发明人： Jongkil Oh ,  Bo Ki Hong

IPC分类号： H01M8/1051 ,  H01M8/1053 ,  H01M8/1004 ,  H01M8/1062 ,  H01M8/1067 ,  H01M8/1086 ,  H01M8/10

摘要： Disclosed are a polymer electrolyte membrane for a fuel cell, a membrane-electrode assembly including the same, a fuel cell and a method of manufacturing the polymer electrolyte membrane for a fuel cell. Particularly, the polymer electrolyte membrane for a fuel cell may include ionomer layers including a voltage reversal tolerance-increasing additive including a water electrolysis catalyst and an electrical conductor and provided on a porous reinforced film.

公开(公告)号：US11374234B2

公开(公告)日：2022-06-28

申请号：US16648124

申请日：2018-09-12

申请人： LOTTE CHEMICAL CORPORATION ,  Korea Advanced Institute of Science and Technology

发明人： Min Suk Jung ,  Hye Seon Kim ,  Sang Sun Park ,  Hee-Tak Kim ,  Jaeho Choi ,  Chanyoung Choi ,  Taehyuk Kang

IPC分类号： H01M8/0247 ,  H01M8/1053 ,  H01M8/0221 ,  H01M8/0228 ,  H01M8/18

摘要： The present disclosure relates to a separation membrane complex having an anion exchange membrane and a cation exchange membrane coming in face-to-face contact with each other, and the cation exchange membrane and the anion exchange membrane each having two or more concavities and convexities which interlock with each other in a reverse phase.

公开(公告)号：US20220200032A1

公开(公告)日：2022-06-23

申请号：US17690561

申请日：2022-03-09

申请人： Hyundai Motor Company ,  Kia Corporation

发明人： Sukhwan Yun ,  Chae Hwan Hong

IPC分类号： H01M8/1086 ,  H01M8/1039 ,  H01M8/1023 ,  H01M8/1053 ,  H01M8/106

摘要： Disclosed is a method of manufacturing an electrolyte membrane for fuel cells. The method includes preparing an electrolyte layer including one or more ion conductive polymers that form a proton movement channel, and permeating a gas from a first surface of the electrolyte layer to a second surface of the electrolyte layer.

公开(公告)号：US11302950B2

公开(公告)日：2022-04-12

申请号：US16194963

申请日：2018-11-19

申请人： Hyundai Motor Company ,  Kia Motors Corporation

发明人： Sukhwan Yun ,  Bo Ki Hong

IPC分类号： H01M8/1086 ,  H01M8/1039 ,  H01M8/1023 ,  H01M8/1018 ,  H01M8/1053 ,  H01M8/106 ,  H01M8/10

摘要： Disclosed is a method of manufacturing an electrolyte membrane for fuel cells. The method includes preparing an electrolyte layer including one or more ion conductive polymers that form a proton movement channel, and permeating a gas from a first surface of the electrolyte layer to a second surface of the electrolyte layer.