公开(公告)号：US20230001398A1

公开(公告)日：2023-01-05

申请号：US17818367

申请日：2022-08-09

Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY

Inventor： Osamu ISHITANI

IPC: B01J31/22 ,  C07F13/00 ,  C25B1/00 ,  C25B3/25 ,  C25B9/19 ,  C07D213/22 ,  C07D213/61 ,  C07D213/68 ,  C01B32/40 ,  B01J31/02 ,  C07C53/02 ,  C07D241/36

Abstract: Disclosed herein is a method for selectively reducing, using electrical energy, CO2 to carbon monoxide or formic acid, a catalyst for use in the method, and an electrochemical reduction system. The method for producing carbon monoxide or formic acid by electrochemically reducing carbon dioxide of the present invention includes (a) reacting carbon dioxide with a metal complex represented by formula (1), and (b) applying a voltage to a reaction product of the carbon dioxide and the metal complex represented by formula (1):

公开(公告)号：US20220305474A1

公开(公告)日：2022-09-29

申请号：US17835021

申请日：2022-06-08

Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY

Inventor： Osamu ISHITANI

IPC: B01J31/22 ,  C07F13/00 ,  C25B1/00 ,  C25B3/25 ,  C25B9/19 ,  C07D213/22 ,  C07D213/61 ,  C07D213/68 ,  C01B32/40 ,  B01J31/02 ,  C07C53/02 ,  C07D241/36

Abstract: Disclosed herein is a method for selectively reducing, using electrical energy, CO2 to formic acid, a catalyst for use in the method, and an electrochemical reduction system. The method for producing formic acid by electrochemically reducing carbon dioxide of the present invention includes (a) reacting carbon dioxide with a metal complex represented by formula (1), and (b) applying a voltage to a reaction product of the carbon dioxide and the metal complex represented by formula (1):

公开(公告)号：US20220305473A1

公开(公告)日：2022-09-29

申请号：US17835011

申请日：2022-06-08

Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY

Inventor： Osamu ISHITANI

IPC: B01J31/22 ,  C07F13/00 ,  C25B1/00 ,  C25B3/25 ,  C25B9/19 ,  C07D213/22 ,  C07D213/61 ,  C07D213/68 ,  C01B32/40 ,  B01J31/02 ,  C07C53/02 ,  C07D241/36

Abstract: Disclosed herein is a method for selectively reducing, using electrical energy, CO2 to carbon monoxide, a catalyst for use in the method, and an electrochemical reduction system. The method for producing carbon monoxide by electrochemically reducing carbon dioxide of the present invention includes (a) reacting carbon dioxide with a metal complex represented by formula (1), and (b) applying a voltage to a reaction product of the carbon dioxide and the metal complex represented by formula (1):

公开(公告)号：US20240351861A1

公开(公告)日：2024-10-24

申请号：US18751503

申请日：2024-06-24

Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY

Inventor： Osamu ISHITANI

IPC: B81B7/00 ,  B81C1/00

CPC classification number: B81B7/0058 ,  B81C1/00333 ,  B81B2207/07

Abstract: Disclosed herein is an electrochemical cell and a production system for selectively reducing, using electrical energy, CO2 to carbon monoxide or formic acid, a catalyst for use in the method, and an electrochemical reduction system. The method for producing carbon monoxide or formic acid by electrochemically reducing carbon dioxide of the present invention includes (a) reacting carbon dioxide with a metal complex represented by formula (1), and (b) applying a voltage to a reaction product of the carbon dioxide and the metal complex represented by formula (1):

公开(公告)号：US20200290030A1

公开(公告)日：2020-09-17

申请号：US16887389

申请日：2020-05-29

Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY

Inventor： Osamu ISHITANI

IPC: B01J31/22 ,  C07F13/00 ,  C25B1/00 ,  C25B9/08 ,  C25B3/04 ,  C07D213/22 ,  C07D213/61 ,  C07D213/68 ,  C01B32/40 ,  B01J31/02 ,  C07C53/02 ,  C07D241/36

Abstract: Disclosed herein is a method for selectively reducing, using electrical energy, CO2 to carbon monoxide or formic acid, a catalyst for use in the method, and an electrochemical reduction system. The method for producing carbon monoxide or formic acid by electrochemically reducing carbon dioxide of the present invention includes (a) reacting carbon dioxide with a metal complex represented by formula (1), and (b) applying a voltage to a reaction product of the carbon dioxide and the metal complex represented by formula (1):

公开(公告)号：US20180050330A1

公开(公告)日：2018-02-22

申请号：US15553739

申请日：2016-02-05

Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY

Inventor： Osamu ISHITANI

IPC: B01J31/22 ,  B01J31/02 ,  C01B32/40 ,  C07C53/02 ,  C07D241/36 ,  C07D213/22 ,  C07D213/61 ,  C07D213/68 ,  C07F13/00 ,  C25B1/00

CPC classification number: B01J31/2217 ,  B01J31/0244 ,  B01J31/1815 ,  B01J31/20 ,  B01J31/22 ,  B01J31/2204 ,  B01J2531/72 ,  B01J2531/74 ,  C01B32/40 ,  C07C53/02 ,  C07D213/22 ,  C07D213/61 ,  C07D213/68 ,  C07D241/36 ,  C07F13/00 ,  C25B1/00 ,  C25B3/04 ,  C25B9/08 ,  G01N21/35 ,  G01N2030/025 ,  G01N2030/884

Abstract: Disclosed herein is a method for selectively reducing, using electrical energy, CO2 to carbon monoxide or formic acid, a catalyst for use in the method, and an electrochemical reduction system. The method for producing carbon monoxide or formic acid by electrochemically reducing carbon dioxide of the present invention includes (a) reacting carbon dioxide with a metal complex represented by formula (1), and (b) applying a voltage to a reaction product of the carbon dioxide and the metal complex represented by formula (1):