公开(公告)号：US20210332486A1

公开(公告)日：2021-10-28

申请号：US17038331

申请日：2020-09-30

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： So Young LEE ,  Hyoung-Juhn KIM ,  Sae Yane BAEK ,  Taekyung LEE ,  Sung Jong YOO ,  Jong Hyun JANG ,  Hee-Young PARK ,  Jin Young KIM ,  Hyun S. PARK

IPC: C25B9/10 ,  C25B1/10 ,  C25B13/02 ,  C25B13/08 ,  C25B11/04 ,  B01D67/00 ,  B01D71/06

Abstract: The present disclosure discloses an asymmetric electrolyte membrane, a membrane electrode assembly including the same, a water electrolysis apparatus including the same and a method for manufacturing the same. More particularly, it discloses an asymmetric electrolyte membrane having a porous layer and a dense layer at the same time, a membrane electrode assembly including the same, a water electrolysis apparatus including the same and a method for manufacturing the same.

公开(公告)号：US20240076788A1

公开(公告)日：2024-03-07

申请号：US18156277

申请日：2023-01-18

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Hyun S. PARK ,  Jong Hyun JANG ,  Hee-Young PARK ,  Su Ji LEE ,  Sung Jong YOO ,  Jin Young KIM ,  Jimin KONG ,  Jin-ho OH ,  So Young LEE

IPC: C25B11/091 ,  C25B1/04 ,  C25B11/056 ,  C25B11/063

CPC classification number: C25B11/091 ,  C25B1/04 ,  C25B11/056 ,  C25B11/063

Abstract: Disclosed are an oxidizing electrode, a water electrolysis device including the same and a method for manufacturing the same. According to exemplary embodiments of the present disclosure, there is provided an oxidizing electrode with improved performance at low loadings of noble metals, especially, ruthenium (Ru) and iridium oxide, in which a ruthenium (Ru) layer and an iridium oxide layer formed on a substrate by electrodeposition in a sequential order are supported by electrochemical reaction rather than physical bonding.

公开(公告)号：US20220170168A1

公开(公告)日：2022-06-02

申请号：US17537209

申请日：2021-11-29

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Han Ik JO ,  Hee-Young PARK ,  Jong Hyun JANG ,  Hyun S. PARK ,  Bora SEO ,  Hyoung-Juhn KIM ,  Sung Jong YOO

IPC: C25B11/052 ,  C25B1/04 ,  C25B11/081

Abstract: The present disclosure provides a high-performance electrode for water electrolysis using electrospray, a membrane electrode assembly including the same, a water electrolysis device including the electrode for water electrolysis, and a method for manufacturing the electrode for water electrolysis. The present disclosure is to provide a membrane electrode assembly (MEA) having increased porosity by using electrospray, and to apply the membrane electrode assembly to electrolysis.