US 12,304,868 B2
Method for preparing ceramic materials and products thereof
Jian Lu, Hong Kong (CN); Yang Yang Li, Hong Kong (CN); Zhengtao Xu, Hong Kong (CN); and Hao Wang, Hong Kong (CN)
Assigned to City University of Hong Kong, Hong Kong (CN)
Filed by City University of Hong Kong, Hong Kong (CN)
Filed on Sep. 8, 2021, as Appl. No. 17/447,142.
Claims priority of provisional application 63/075,929, filed on Sep. 9, 2020.
Prior Publication US 2022/0073431 A1, Mar. 10, 2022
Int. Cl. C04B 35/624 (2006.01); C04B 35/63 (2006.01)
CPC C04B 35/624 (2013.01) [C04B 35/6303 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A method of preparing a ceramic material, the method comprising: providing a ceramic gel comprising a plurality of metal hydroxides and a solvent; and subjecting the ceramic gel to a drying process thereby removing at least a portion of the solvent and forming the ceramic material, wherein the ceramic gel is formed by combining a precursor solution comprising a plurality of metal salts and an inorganic base selected from the group consisting of an alkali metal hydroxide and an alkaline earth metal hydroxide, wherein the concentration of each of the plurality of metal salts in the precursor solution is 0.1-10 mmol/L.