	US 12,453,953 B1
	Co₂O₃—Bi₂O₃@SiO₂nanocomposite and method of preparation thereof
Mutaz Ezzeldien Salih Amin, Riyadh (SA); Rasmiah Saad Almufarij, Riyadh (SA); and Babiker Yagoub Elhadi Abdulkhair, Riyadh (SA)
Assigned to IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITY, Riyadh (SA)
Filed by IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITY, Riyadh (SA)
Filed on Feb. 28, 2025, as Appl. No. 19/066,790.
Int. Cl. B01J 20/10 (2006.01); B01J 20/28 (2006.01); B01J 20/30 (2006.01)

CPC B01J 20/103 (2013.01) [B01J 20/28007 (2013.01); B01J 20/28059 (2013.01); B01J 20/28061 (2013.01); B01J 20/28064 (2013.01); B01J 20/28066 (2013.01); B01J 20/28071 (2013.01); B01J 20/28073 (2013.01); B01J 20/28076 (2013.01); B01J 20/28083 (2013.01); B01J 20/3021 (2013.01); B01J 20/305 (2013.01); B01J 20/3078 (2013.01); B01J 2220/42 (2013.01); B01J 2220/4806 (2013.01)]

20 Claims

1. A Co₂O₃—Bi₂O₃@SiO₂nanocomposite material, comprising: Co₂O₃—Bi₂O₃@SiO₂nanocomposite particles having a granular morphology with an average diameter in a range from 10 to 30 nanometer (nm),

wherein the Co₂O₃—Bi₂O₃@SiO₂nanocomposite material has a Brunauer-Emmett-Teller (BET) surface area of greater than or equal to 70 square meters per gram (m²·g⁻¹), and

wherein the Co₂O₃—Bi₂O₃@SiO₂nanocomposite material has an adsorption capacity for ciproflaxin of greater than or equal to 70 milligrams per gram (mg·g⁻¹).