	US 12,068,484 B2
	Method of producing electrode material for lithium-ion secondary battery and lithium-ion battery using such electrode material
Vincent Gariepy, Drummondville (CA); Abdelbast Guerfi, Brossard (CA); Kazuma Hanai, Tsu (JP); Pierre Hovington, Boucherville (CA); Shinji Saito, Tsu (JP); Takehiko Sawai, Tsu (JP); Kazunori Urao, Tsu (JP); and Karim Zaghib, Longueuil (CA)
Assigned to HYDRO-QUÉBEC, Montréal (CA)
Filed by HYDRO-QUÉBEC, Montréal (CA)
Filed on Nov. 28, 2022, as Appl. No. 18/059,035.
Application 18/059,035 is a division of application No. 14/437,347, granted, now 11,545,668, previously published as PCT/CA2013/050793, filed on Oct. 21, 2013.
Claims priority of application No. CA 2794290 (CA), filed on Oct. 22, 2012.
Prior Publication US 2023/0094444 A1, Mar. 30, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H01M 4/62 (2006.01); C01B 25/45 (2006.01); H01M 4/485 (2010.01); H01M 4/58 (2010.01); H01M 4/587 (2010.01); H01M 10/0525 (2010.01); H01M 4/36 (2006.01)

CPC H01M 4/625 (2013.01) [C01B 25/45 (2013.01); H01M 4/485 (2013.01); H01M 4/5825 (2013.01); H01M 4/587 (2013.01); H01M 10/0525 (2013.01); H01M 4/366 (2013.01); H01M 2220/20 (2013.01); Y02E 60/10 (2013.01); Y02P 70/50 (2015.11); Y02T 10/70 (2013.01)]

11 Claims

1. An electrode material for a lithium-ion secondary battery, comprising a basic ingredient or active substance of electrode material and at least two types of carbon material, wherein a first type of carbon material is a conductive carbon material and a second type of carbon material is provided as a coating on a surface of the basic ingredient, and wherein the conductive carbon material is a combination of carbon black and two types of fibrous carbon material, a first type having a length of 1000 to 3000 nm and a second type having a length of 5000 to 10000 nm.