US 12,421,616 B2
Faradic porosity cell
Lindsay Boehme, Iowa City, IA (US); Cameron Lippert, Lexington, KY (US); James Landon, Lexington, KY (US); Alan Rassoolkhani, Lexington, KY (US); and Jeffrey Rentschler, Lexington, KY (US)
Assigned to Powertech Water Inc., Lexington, KY (US)
Filed by PowerTech Water Inc., Lexington, KY (US)
Filed on Jul. 7, 2021, as Appl. No. 17/369,346.
Application 17/369,346 is a continuation in part of application No. 16/520,340, filed on Jul. 23, 2019, granted, now 11,117,818, issued on Sep. 14, 2021.
Application 16/520,340 is a continuation in part of application No. 16/417,574, filed on May 20, 2019, abandoned.
Application 16/417,574 is a continuation in part of application No. 15/984,290, filed on May 18, 2018, abandoned.
Claims priority of provisional application 62/758,433, filed on Nov. 9, 2018.
Claims priority of provisional application 62/702,286, filed on Jul. 23, 2018.
Claims priority of provisional application 62/508,351, filed on May 18, 2017.
Prior Publication US 2023/0009842 A1, Jan. 12, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. C25C 1/10 (2006.01); C25C 7/02 (2006.01)
CPC C25C 1/10 (2013.01) [C25C 7/02 (2013.01)] 41 Claims
 
1. An electrochemical device for at least partially removing or reducing a target ionic species from an aqueous solution using faradaic immobilization, the electrochemical device comprising:
at least one first electrode comprising an activated carbon film having a void fraction of about 30% to about 65% and a surface area of about 1200 square meters per gram (m2/g) to about 1400 square meters per gram; and
at least one second electrode comprising a carbon-based material having a void fraction of about or greater than 95% and a surface area of about 0.1 square meters per gram to about 5 square meters per gram.