US 11,053,128 B2
Two-dimensional clay based composite phosphorus removing agent and preparation method and application thereof
Huaming Yang, Hunan (CN); Hongyun Chen, Hunan (CN); Jing Ouyang, Hunan (CN); Liangjie Fu, Hunan (CN); Yi Zhang, Hunan (CN); and Sainan Liu, Hunan (CN)
Assigned to CENTRAL SOUTH UNIVERSITY, Hunan (CN)
Filed by CENTRAL SOUTH UNIVERSITY, Hunan (CN)
Filed on Dec. 24, 2019, as Appl. No. 16/726,812.
Claims priority of application No. 201910491643.3 (CN), filed on Jun. 6, 2019.
Prior Publication US 2020/0385276 A1, Dec. 10, 2020
Int. Cl. C01B 33/26 (2006.01); C02F 1/28 (2006.01); B01J 20/16 (2006.01); B01J 20/30 (2006.01); B01J 20/28 (2006.01); C02F 101/10 (2006.01)
CPC C01B 33/26 (2013.01) [B01J 20/16 (2013.01); B01J 20/28014 (2013.01); B01J 20/3021 (2013.01); B01J 20/3078 (2013.01); C02F 1/288 (2013.01); C01P 2002/72 (2013.01); C01P 2004/03 (2013.01); C01P 2004/20 (2013.01); C02F 1/281 (2013.01); C02F 2101/105 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A two-dimensional clay based composite phosphorus removing agent, comprising:
two-dimensional clay; and
oxide of M metal composited on a surface of the two-dimensional clay in situ;
wherein the M metal is a metal capable of forming insoluble precipitate with phosphate, and a content of the oxide of the M metal is 15-50%.