公开(公告)号：US20230150939A1

公开(公告)日：2023-05-18

申请号：US17915117

申请日：2021-03-22

Applicant: BASF SE

Inventor： Alexander Michael HAYDL ,  Peter OECHSLE ,  Harald WINSEL ,  Jan-Dirk ARNDT ,  Joaquim Henrique TELES ,  Johann-Peter MELDER ,  Olaf KRIHA ,  Rainer KLOPSCH

IPC: C07D211/58 ,  H01M8/18

CPC classification number: C07D211/58 ,  H01M8/188

Abstract: The present invention relates to a solution comprising water and different 2,2,6,6-tetramethyl-piperidinyl-oxyl (TEMPO)-derivatives, a process for the production of this solution, a process for making a redox-flow cell comprising the solution as electrolyte, a redox-flow cell comprising the solution as an electrolyte in one chamber of the cell and the use of the redox-flow cell for storing electrical energy.

公开(公告)号：US20240217931A1

公开(公告)日：2024-07-04

申请号：US18285871

申请日：2022-03-28

Applicant: BASF SE

Inventor： Harald WINSEL ,  Alexander Michael HAYDL ,  Peter OECHSLE ,  Joaquim Henrique TELES ,  Juergen HERBEL ,  Rainer KLOPSCH

IPC: C07D211/58 ,  C07D211/94 ,  H01M8/08 ,  H01M8/18

CPC classification number: C07D211/58 ,  C07D211/94 ,  H01M8/08 ,  H01M8/188 ,  H01M2300/0002

Abstract: The present invention relates to a solution comprising water, N,N,N, 2,2,6, 6-heptamethyl-4-piperidinaminium chloride of formula (II) and low amounts of N,N,N, 2,2,6,6-hexamethyl-4-piperidinamine of formula (I), byproducts and, N,N,1,2,2,6,6,octamethyl-4-piperidinaminium chloride of formula (III), a process for the production of this solution and the use of this solution for the production of an aqueous mixture comprising inter alia the corresponding TEMPO-derivates of formula (IV), (V) and (VI) wherein this aqueous mixture can be used as electrolyte in one chamber of a redox-flow cell for storing electrical energy.

公开(公告)号：US20230150938A1

公开(公告)日：2023-05-18

申请号：US17915116

申请日：2021-03-22

Applicant: BASF SE

Inventor： Rainer KLOPSCH ,  Peter OECHSLE ,  Harald WINSEL ,  Alexander Michael HAYDL ,  Joaquim Henrique TELES ,  Johann-Peter MELDER ,  Jan-Dirk ARNDT ,  Olaf KRIHA ,  Alexandre GUTHERTZ

IPC: C07D211/58 ,  H01M8/18 ,  H01M8/08

CPC classification number: C07D211/58 ,  H01M8/188 ,  H01M8/08 ,  H01M2300/0005

Abstract: The present invention relates to a solution comprising water and different 2,2,6,6-tetramethyl-piperidinyl-oxyl (TEMPO)-derivatives, a process for the production of this solution, a process for making a redox-flow cell comprising the solution as electrolyte, the redox-flow cell comprising the solution as an electrolyte in one chamber of the cell and the use of the redox-flow cell for storing electrical energy.