US 11,955,603 B2
Composite electrolytes
Kim Van Berkel, San Jose, CA (US); Tim Holme, San Jose, CA (US); Mohit Singh, San Jose, CA (US); Amal Mehrotra, San Jose, CA (US); Zhebo Chen, San Jose, CA (US); Kian Kerman, San Jose, CA (US); Wes Hermann, San Jose, CA (US); and William Hudson, San Jose, CA (US)
Assigned to QuantumScape Battery, Inc., San Jose, CA (US)
Filed by QuantumScape Battery, Inc., San Jose, CA (US)
Filed on Sep. 2, 2021, as Appl. No. 17/465,642.
Application 17/465,642 is a continuation of application No. 16/434,117, filed on Jun. 6, 2019, granted, now 11,145,898.
Application 16/434,117 is a continuation of application No. 15/192,960, filed on Jun. 24, 2016, granted, now 10,374,254, issued on Aug. 6, 2019.
Claims priority of provisional application 62/240,576, filed on Oct. 13, 2015.
Claims priority of provisional application 62/184,028, filed on Jun. 24, 2015.
Prior Publication US 2022/0077495 A1, Mar. 10, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. H01M 10/0565 (2010.01); H01G 11/06 (2013.01); H01G 11/56 (2013.01); H01M 6/18 (2006.01); H01M 10/052 (2010.01); H01M 10/056 (2010.01); H01M 10/0562 (2010.01); H01M 50/446 (2021.01)
CPC H01M 10/0565 (2013.01) [H01G 11/06 (2013.01); H01G 11/56 (2013.01); H01M 6/181 (2013.01); H01M 6/185 (2013.01); H01M 10/052 (2013.01); H01M 10/056 (2013.01); H01M 10/0562 (2013.01); H01M 50/446 (2021.01); H01M 2300/0068 (2013.01); H01M 2300/0082 (2013.01); H01M 2300/0091 (2013.01); Y02T 10/70 (2013.01)] 21 Claims
 
1. An electrolyte comprising an inorganic material embedded in an organic material; wherein:
the inorganic material comprises particles of inorganic material which form a percolation network for lithium ion conduction through the electrolyte, wherein the inorganic material has a particle size of about 50 nm to about 500 nm;
the organic material has a lithium conductivity of less than 10−8 S/cm at 80° C.,
wherein the inorganic material comprises necked-particles of inorganic material,
the inorganic material is a solid state electrolyte, and wherein the solid state electrolyte is a sulfide electrolyte characterized by the formula:
LiaSibSncPdSeOf, wherein 2≤a≤8,b+c=1,0.5≤d≤2.5,4≤e≤12, and 0<f≤10.