US 12,378,699 B2
Method and system for production of porous graphitic carbon materials embedded with active components
David Kisailus, Riverside, CA (US); and Hongjie Tang, Newark, DE (US)
Assigned to THE REGENTS OF THE UNIVERSITY OF CALIFORNIA, Oakland, CA (US)
Filed by THE REGENTS OF THE UNIVERSITY OF CALIFORNIA, Oakland, CA (US)
Filed on Jun. 7, 2019, as Appl. No. 16/434,911.
Claims priority of provisional application 62/682,690, filed on Jun. 8, 2018.
Prior Publication US 2019/0376209 A1, Dec. 12, 2019
Int. Cl. D01D 10/02 (2006.01); B01J 21/06 (2006.01); B01J 21/18 (2006.01); B01J 35/39 (2024.01); B01J 35/58 (2024.01); C02F 1/32 (2023.01); C02F 1/72 (2023.01); D01D 5/00 (2006.01); H01M 4/36 (2006.01); H01M 4/525 (2010.01); H01M 4/587 (2010.01); H01M 4/90 (2006.01)
CPC D01D 10/02 (2013.01) [B01J 21/063 (2013.01); B01J 21/18 (2013.01); B01J 35/39 (2024.01); B01J 35/58 (2024.01); C02F 1/32 (2013.01); C02F 1/725 (2013.01); D01D 5/003 (2013.01); H01M 4/364 (2013.01); H01M 4/525 (2013.01); H01M 4/587 (2013.01); H01M 4/9041 (2013.01); H01M 4/9083 (2013.01); C02F 2305/10 (2013.01); D10B 2321/10 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A nanocomposite comprising:
one-dimensional porous nitrogen doped graphitic carbon fibers embedded with oxygen reduction reaction (ORR) components, the ORR components being surrounded by graphitic nanorings, and wherein the ORR components are nickel (Ni) nanoparticles and wherein the graphitic nanorings are concentric graphitic nanorings consisting of 10 graphene layers to 40 graphene layers.