	US 12,109,548 B2
	Superhydrophobic covalent organic framework materials
Shengqian Ma, Tampa, FL (US); and Qi Sun, Tampa, FL (US)
Assigned to UNIVERSITY OF SOUTH FLORIDA, Tampa, FL (US)
Appl. No. 16/961,152
Filed by University of South Florida, Tampa, FL (US)
PCT Filed Jan. 12, 2019, PCT No. PCT/US2019/013395 § 371(c)(1), (2) Date Jul. 9, 2020, PCT Pub. No. WO2019/140340, PCT Pub. Date Jul. 18, 2019.
Claims priority of provisional application 62/616,853, filed on Jan. 12, 2018.
Prior Publication US 2020/0360892 A1, Nov. 19, 2020
Int. Cl. B01J 20/26 (2006.01); B01J 20/22 (2006.01); B01J 20/28 (2006.01); B01J 20/32 (2006.01)

CPC B01J 20/226 (2013.01) [B01J 20/262 (2013.01); B01J 20/28009 (2013.01); B01J 20/28026 (2013.01); B01J 20/28045 (2013.01); B01J 20/3212 (2013.01); B01J 20/3217 (2013.01); B01J 20/3278 (2013.01); B01J 20/3293 (2013.01)]

19 Claims

1. A superhydrophobic porous material comprising:

a polymeric foam matrix comprising a three-dimensional network of polymer fibers;

a covalent organic framework encasing at least a portion of the polymer fibers, wherein the covalent organic framework comprises a plurality of perfluoroalkyl or perfluorheteroalkyl moieties covalently attached thereto.