US 12,304,825 B2
Low vacancy Fe-substituted Mn-based prussian blue analogue
Ashenafi Damtew Mamuye, Milpitas, CA (US); Daniel Friebel, San Carlos, CA (US); and Aniruddh Shrivastava, San Jose, CA (US)
Assigned to Natron Energy, Inc., Santa Clara, CA (US)
Filed by Natron Energy, Inc., Santa Clara, CA (US)
Filed on Mar. 13, 2024, as Appl. No. 18/604,260.
Application 18/401,204 is a division of application No. 18/219,345, filed on Jul. 7, 2023, granted, now 11,912,581, issued on Feb. 27, 2024.
Application 18/604,260 is a continuation in part of application No. 18/401,204, filed on Dec. 29, 2023.
Claims priority of provisional application 63/489,844, filed on Mar. 13, 2023.
Prior Publication US 2024/0308863 A1, Sep. 19, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. H01B 1/10 (2006.01); C01C 3/11 (2006.01); H01M 4/58 (2010.01); H01M 4/02 (2006.01)
CPC C01C 3/11 (2013.01) [H01B 1/10 (2013.01); H01M 4/58 (2013.01); C01P 2002/52 (2013.01); C01P 2002/72 (2013.01); C01P 2002/76 (2013.01); C01P 2004/03 (2013.01); C01P 2006/40 (2013.01); H01M 2004/021 (2013.01); H01M 2004/028 (2013.01)] 9 Claims
OG exemplary drawing
 
1. An electrochemical device, comprising:
an electrically-conductive structure including a TMCCC represented by Formula II:
Nab1Kb2Rbb3Csb4Frb5Tia1Va2Cra3Mna4Fea5COa6Nia7Cua8Zna9Caa10Mga11[R(CN)6]c vacr n(H2O)j(SO4) (Formula II);
wherein R(CN)6 is a coordination complex selected from the group consisting of hexacyanoferrate, hexacyanocobaltate, hexacyanochromate, and hexacyanomanganate;
wherein vac identifies an R(CN)6 vacancy;
wherein ay, y=1 to 11, represent transition metal parameters;
wherein bx, x=1 to 5 represent alkali metal parameters;
wherein for each element of a first set of alkali metal parameters {b1, b2}, {b1, b2}>0;
wherein for each element of a second set of alkali metal parameters {b3, b4, b5}, 0≤{b3, b4, b5};
wherein for each element of the set {b1, b2, b3, b4, b5}, {b1, b2, b3, b4, b5}≤2;
wherein b1+b2+b3+b4+b5≤2;
wherein for each element of the set {a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11}, 0≤{a1, a2, a3, a6, a7, a8, a9, a10, a11}≤1;
wherein for each element of the set {a4, a5}>0;
wherein 0<c≤1;
wherein 0≤r≤0.25;
wherein 0≤j;
wherein c+r=1;
wherein 0≤n; and
wherein b1>b2.