公开(公告)号：US20200306689A1

公开(公告)日：2020-10-01

申请号：US16827560

申请日：2020-03-23

Applicant: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY

Inventor： Jeong Hoon KIM ,  Chang In KONG ,  Yang No YUN ,  Su Young MOON ,  Bong Jun CHANG ,  Bo Ryoung PARK ,  Youn-Sang BAE ,  Tea-Hoon KIM

IPC: B01D53/22 ,  B01D71/00 ,  B01D67/00 ,  B01D69/12

Abstract: Provided are a methane-selective composite membrane comprising: a UiO-66 type organic-inorganic composite nanoporous material, a MIL-100 type organic-inorganic composite nanoporous material, or a ZIF-8 type organic-inorganic composite nanoporous material to which a methane-selective functional group is introduced for selectively separating methane from a gas mixture containing methane/nitrogen, a use thereof, and a method of preparing the same.