公开(公告)号：US20240182324A1

公开(公告)日：2024-06-06

申请号：US18521774

申请日：2023-11-28

Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Kang Taek LEE ,  Se Eun OH ,  Dong Yeon KIM

IPC: C01G51/00 ,  H01M8/14

CPC classification number: C01G51/66 ,  H01M8/14 ,  C01P2002/34 ,  C01P2002/72 ,  C01P2004/03 ,  C01P2004/82 ,  C01P2006/40

Abstract: A cathode material comprises bimetal-doped barium cobaltite-based perovskite and a bi-directional protonic ceramic fuel cell comprising the same. In a cathode material according to an embodiment, barium cobaltite is doped with scandium (Sc) and tantalum (Ta), and the cathode material is represented by the following Formula 1:


BaScxTa0.2−xCo0.8O3−δ  [Formula 1]



where X is 0.001

公开(公告)号：US20240208835A1

公开(公告)日：2024-06-27

申请号：US18536776

申请日：2023-12-12

Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Kang Taek LEE ,  Kyung Taek BAE ,  In Cheol JEONG ,  Hyeong Min YU

IPC: C01F17/32 ,  H01M8/10

CPC classification number: C01F17/32 ,  H01M8/10 ,  C01P2002/34 ,  C01P2002/72 ,  C01P2004/01 ,  C01P2006/40

Abstract: The present disclosure relates to a cathode material including bismuth-doped manganite-based perovskite and having excellent electrochemical properties and long-term stability, and a solid oxide fuel cell including the same. A cathode material according to an embodiment includes bismuth-doped manganite-based perovskite which is represented by Formula 1 below and in which praseodymium strontium manganite is deponed with bismuth:






wherein in the Formula 1, x is in a range of 0

公开(公告)号：US20240006641A1

公开(公告)日：2024-01-04

申请号：US18038403

申请日：2021-11-30

Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Kang Taek LEE ,  Kyeong Joon KIM ,  Ha Ni IM

IPC: H01M8/1226 ,  H01M8/1246

CPC classification number: H01M8/1226 ,  H01M8/1246 ,  H01M2008/1293

Abstract: There is provided a method for manufacturing a protonic ceramic fuel cell, including: a first step of manufacturing an anode support slurry, an anode reaction layer slurry, and an electrolyte slurry; a second step of performing tape-casting of the respective slurries manufactured in the first step and manufacturing an anode support tape, an anode reaction layer tape, and an electrolyte tape; a third step of forming a lamination structure by sequentially laminating the anode support tape, the anode reaction layer tape, and the electrolyte tape manufactured in the second step; a fourth step of sintering the lamination structure formed in the third step through two steps of heat treatments at respective temperatures different from each other; a fifth step of forming a cathode at a surface of the lamination structure sintered in the fourth step at which the electrolyte tape is positioned; and a sixth step of co-sintering the lamination structure having the cathode formed in the fifth step.