公开(公告)号：US20230219075A1

公开(公告)日：2023-07-13

申请号：US17995639

申请日：2021-04-06

Applicant: Brown University

Inventor： KURT PENNELL ,  Chen Liu

IPC: B01J47/018 ,  B01J41/05 ,  B01J41/12 ,  B01J41/07 ,  B01D15/36 ,  C02F1/42 ,  C02F1/56 ,  C02F1/54

CPC classification number: B01J47/018 ,  B01J41/05 ,  B01J41/12 ,  B01J41/07 ,  B01D15/361 ,  C02F1/42 ,  C02F1/56 ,  C02F1/547 ,  C02F2001/422 ,  C02F2101/36

Abstract: This invention relates to an aqueous composition comprising, (a) an ion-exchange resin (IXR) comprising microporous beads having a particle size ranging from about 200 um to about 1000 um; (b) a water soluble surfactant having a molecular weight ranging from about 7,500 to about 15,000 Da; and (c) a buffer component; wherein the pH of the aqueous composition ranges from about 5 to about 8, and a process for isolating chemical contaminants using the aqueous composition.