US 12,264,162 B2
Cotton fabrics containing porous organic cages
Gang Sun, Davis, CA (US); and Peixin Tang, Davis, CA (US)
Assigned to The Regents of the University of California, Oakland, CA (US)
Appl. No. 18/025,282
Filed by The Regents of the University of California, Oakland, CA (US)
PCT Filed Oct. 22, 2021, PCT No. PCT/US2021/056168
§ 371(c)(1), (2) Date Mar. 8, 2023,
PCT Pub. No. WO2022/087350, PCT Pub. Date Apr. 28, 2022.
Claims priority of provisional application 63/104,702, filed on Oct. 23, 2020.
Prior Publication US 2023/0322795 A1, Oct. 12, 2023
Int. Cl. C07D 487/22 (2006.01); B01D 53/68 (2006.01); B01D 53/70 (2006.01); D06M 13/358 (2006.01); D06M 101/06 (2006.01)
CPC C07D 487/22 (2013.01) [B01D 53/685 (2013.01); B01D 53/70 (2013.01); D06M 13/358 (2013.01); B01D 2257/2062 (2013.01); B01D 2257/2068 (2013.01); D06M 2101/06 (2013.01); D06M 2200/00 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A method for detoxifying and/or removing a fumigant vapor from an environment, the method comprising:
contacting the fumigant vapor with a triazine-based nucleophilic porous organic cage grafted on a cotton fiber (POCotton), comprising:
a six-membered triazine ring cage grafted to a cotton fiber according to formula I:

OG Complex Work Unit Chemistry
wherein each custom character represents attachment to another triazine ring cage, a cotton fiber, NH2 or H;
and wherein each custom character represents between 0 and 30 triazine ring cages before termination, to allow the detoxification or removal of the fumigant vapor.