US 11,710,849 B2
SO2-based electrolyte for a rechargeable battery cell, and rechargeable battery cells
Laurent Zinck, Mothern (FR); Christian Pszolla, Karlsruhe (DE); and Rebecca Busch, Bruchsal (DE)
Assigned to Innolith Technology AG, Basel (CH)
Filed by Innolith Technology AG, Basel (CH)
Filed on Jun. 10, 2020, as Appl. No. 16/897,440.
Claims priority of application No. 19189435 (EP), filed on Jul. 31, 2019.
Prior Publication US 2021/0036358 A1, Feb. 4, 2021
Int. Cl. H01M 10/00 (2006.01); H01M 10/056 (2010.01); C07F 5/04 (2006.01); C07F 5/06 (2006.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 10/0525 (2010.01); H01M 4/131 (2010.01); H01M 4/133 (2010.01); H01M 4/134 (2010.01); H01M 4/136 (2010.01); H01M 4/36 (2006.01); H01M 4/38 (2006.01); H01M 4/48 (2010.01); H01M 4/485 (2010.01); H01M 4/58 (2010.01); H01M 4/587 (2010.01); H01M 4/62 (2006.01); H01M 4/66 (2006.01); H01M 4/80 (2006.01); H01M 10/0563 (2010.01); H01M 4/583 (2010.01); H01M 10/0562 (2010.01); C01G 49/00 (2006.01); C01G 51/00 (2006.01); C01G 53/00 (2006.01); H01M 4/74 (2006.01); H01M 10/054 (2010.01); H01M 4/02 (2006.01)
CPC H01M 10/056 (2013.01) [C01G 49/009 (2013.01); C01G 51/42 (2013.01); C01G 53/50 (2013.01); C01G 53/54 (2013.01); C07F 5/04 (2013.01); C07F 5/069 (2013.01); H01M 4/131 (2013.01); H01M 4/133 (2013.01); H01M 4/134 (2013.01); H01M 4/136 (2013.01); H01M 4/364 (2013.01); H01M 4/382 (2013.01); H01M 4/386 (2013.01); H01M 4/483 (2013.01); H01M 4/485 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/583 (2013.01); H01M 4/5805 (2013.01); H01M 4/587 (2013.01); H01M 4/5825 (2013.01); H01M 4/623 (2013.01); H01M 4/661 (2013.01); H01M 4/745 (2013.01); H01M 4/808 (2013.01); H01M 10/054 (2013.01); H01M 10/0525 (2013.01); H01M 10/0562 (2013.01); H01M 10/0563 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01); H01M 2300/002 (2013.01); H01M 2300/0071 (2013.01)] 58 Claims
OG exemplary drawing
 
1. An SO2-based electrolyte for a rechargeable battery cell comprising at least one conducting salt of the Formula (I),

OG Complex Work Unit Chemistry
wherein
M is a metal selected from the group consisting of alkali metals, alkaline earth metals, metals of group 12 of the periodic table of the elements and aluminum;
x is an integer from 1 to 3;
the substituents R1, R2, R3 and R4 are each independently selected from the group consisting of substituted or unsubstituted C1-C10 alkyl, C2-C10 alkenyl, C2-C10 alkynyl, C3-C10 cycloalkyl, C6-C14 aryl, and C5-C14 heteroaryl; and
Z is aluminum or boron.