US 12,453,952 B1
Nanocomposite for the immobilization or degradation of pollutants
Ehab Abdelhamed Abdelrahman Ahmed, Riyadh (SA); Mortaga Mohamed Mostafa Abou-Krisha, Riyadh (SA); and Abdulrahman Ghonaim Awad Alhamzani, Riyadh (SA)
Assigned to IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITY, Riyadh (SA)
Filed by IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITY, Riyadh (SA)
Filed on May 20, 2025, as Appl. No. 19/213,204.
Int. Cl. B01J 20/04 (2006.01); B01J 20/28 (2006.01); B01J 20/30 (2006.01); B01J 35/39 (2024.01); B01J 35/70 (2024.01); C01B 35/12 (2006.01); C02F 1/28 (2023.01); C02F 1/30 (2023.01); C02F 1/72 (2023.01); C02F 101/10 (2006.01); C02F 101/30 (2006.01)
CPC B01J 20/041 (2013.01) [B01J 20/28004 (2013.01); B01J 20/28011 (2013.01); B01J 20/28019 (2013.01); B01J 20/3078 (2013.01); B01J 35/39 (2024.01); B01J 35/70 (2024.01); C01B 35/128 (2013.01); C02F 1/288 (2013.01); C02F 1/30 (2013.01); C02F 1/725 (2013.01); C02F 1/281 (2013.01); C02F 1/283 (2013.01); C02F 2101/10 (2013.01); C02F 2101/30 (2013.01); C02F 2305/08 (2013.01); C02F 2305/10 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A particulate nanocomposite material comprising, as determined by X-ray diffraction:
elemental carbon;
an orthorhombic CaB2O4 crystalline phase;
a triclinic MnMgB2O5 crystalline phase; and,
a Ca3B2O6 crystalline phase;
wherein, based on the total number of atoms in the nanocomposite material:
the atomic concentration of carbon (C) is from about 0.1 to about 5 atom %;
the atomic concentration of calcium (Ca) is from about 5 to about 15 atom %;
the atomic concentration of boron (B) is from about 1 to about 10 atom %;
the atomic concentration of manganese (Mn) is from about 5 to about 15 atom %; and,
the atomic concentration of magnesium (Mg) is from about 5 to about 15 atom %.