Inexpensive metal-free organic redox flow battery (ORBAT) for grid-scale storage

S Narayan, SGK Prakash, B Yang… - US Patent …, 2017 - Google Patents
A flow battery includes a positive electrode, a positive electrode electrolyte, a negative
electrode, a negative electrode electrolyte, and a polymer electrolyte membrane interposed …

Quinone and hydroquinone based flow battery

B Huskinson, M Marshak, MJ Aziz, RG Gordon… - US Patent …, 2020 - Google Patents
The invention provides an electrochemical cell based on a new chemistry for a flow battery
for large scale, eg, gridscale, electrical energy storage. Electrical energy is stored chemically …

Small organic molecule based flow battery

B Huskinson, M Marshak, MJ Aziz, RG Gordon… - US Patent …, 2018 - Google Patents
The invention provides an electrochemical cell based on a new chemistry for a flow battery
for large scale, eg, gridscale, electrical energy storage. Electrical energy is stored chemically …

Redox flow battery electrolytes

J Hartwig, P Geigle, E Larionov - US Patent 11,450,854, 2022 - Google Patents
(51) Int. Ci. HOIM 8/04186(2016.01) HOIM 8/08(2016.01) HOIM 8/18(2006.01) C07C
41/26(2006.01) C07C 46/04(2006.01) C07C 46/08(2006.01)(52) US CI. CPC HOM 4/368 …

Flow battery with electrolyte rebalancing system

Q Chen, RG Gordon, MJ Aziz - US Patent 10,840,532, 2020 - Google Patents
The present invention relates to flow battery systems including a flow battery and an
electrolyte rebalancing system. In accordance with certain embodiments, the electrolytes …

Redox flow battery electrolytes

J Hartwig, P Geigle, E Larionov - US Patent 11,831,017, 2023 - Google Patents
The present invention relates to novel combinations of redox active compounds for use as
redox flow battery electrolytes. The invention further provides kits comprising these …

Aminated lignin-derived compounds and uses thereof

J Hartwig, N Krawczyk, A Möller, P Geigle… - US Patent …, 2024 - Google Patents
US11891349B2 - Aminated lignin-derived compounds and uses thereof - Google Patents
US11891349B2 - Aminated lignin-derived compounds and uses thereof - Google Patents …

Inexpensive metal-free organic redox flow battery (orbat) for grid-scale storage

S Narayan, SGK Prakash, B Yang… - US Patent …, 2022 - Google Patents
(57) ABSTRACT A flow battery includes a positive electrode, a positive electrode electrolyte,
a negative electrode, a negative elec trode electrolyte, and a polymer electrolyte membrane …

Stable positive side material for all-organic flow battery

B Yang, GKS Prakash, R Aniszfeld… - US Patent …, 2022 - Google Patents
(57) ABSTRACT A quinone derivative with a high redox potential that does not undergo
Michael addition or proto-desulfonation. This molecule addresses the key issues faced with …

Quinones having high capacity retention for use as electrolytes in aqueous redox flow batteries

MJ Aziz, RG Gordon, LIN Kaixiang, DG Kwabi… - US Patent …, 2023 - Google Patents
We disclose quinone compounds and related species (Formula I) that possess significant
advantages when used as a redox active material in a battery, eg, a redox flow battery. In …