US 11,894,547 B2
Multifunctional engineered particle for a secondary battery and method of manufacturing the same
Isaiah O. Oladeji, Gotha, FL (US); Akiyoshi Suzuki, Kanagawa (JP); and Koukou Suu, Methuen, MA (US)
Assigned to ULVAC TECHNOLOGIES, INC., Methuen, MA (US); and SISOM THIN FILMS LLC, Orlando, FL (US)
Filed by ULVAC Technologies, Inc., Methuen, MA (US)
Filed on Oct. 8, 2020, as Appl. No. 17/066,130.
Claims priority of provisional application 63/086,400, filed on Oct. 1, 2020.
Claims priority of provisional application 63/101,243, filed on Oct. 8, 2019.
Prior Publication US 2021/0104738 A1, Apr. 8, 2021
Int. Cl. H01M 4/36 (2006.01); H01M 4/52 (2010.01); H01M 4/50 (2010.01); H01M 4/04 (2006.01); H01M 4/58 (2010.01); H01M 10/0525 (2010.01); H01M 4/525 (2010.01); H01M 4/505 (2010.01); H01M 4/587 (2010.01); H01M 4/583 (2010.01); H01M 4/62 (2006.01); H01M 4/66 (2006.01); H01M 4/74 (2006.01); H01M 4/02 (2006.01)
CPC H01M 4/366 (2013.01) [H01M 4/0404 (2013.01); H01M 4/0435 (2013.01); H01M 4/0471 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/583 (2013.01); H01M 4/587 (2013.01); H01M 4/5825 (2013.01); H01M 4/623 (2013.01); H01M 4/662 (2013.01); H01M 4/74 (2013.01); H01M 10/0525 (2013.01); H01M 2004/021 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01)] 33 Claims
OG exemplary drawing
 
1. An engineered particle for an energy storage device, the engineered particle comprising:
an active material particle comprising an outer surface, the active material particle comprising an intercalating material selected from the group consisting of a lithium-containing intercalating material, a sodium-containing intercalating material, graphite, SiO2, SnO2, sulfur, graphene oxide, activated carbon, and a combination thereof;
an alkali ion conductive coating disposed on the outer surface of the active material particle; and
at least one carbon particle disposed within the alkali ion conductive coating,
wherein the alkali ion conductive coating conducts an alkali ion selected from the group consisting of a Na ion and a Li ion.