公开(公告)号：US20200009511A1

公开(公告)日：2020-01-09

申请号：US16494948

申请日：2018-03-20

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： Praveen Agarwal ,  Peter E. M. Aerts ,  Tamara Dikic ,  Shouren Ge ,  Robert E. Hefner ,  Yuanqiao Rao ,  Bart G. M. Rijksen ,  Ian A. Tomlinson

IPC: B01D69/12 ,  B01D67/00 ,  B01D71/62 ,  C08L65/00 ,  C08K5/1515 ,  B01D69/10

Abstract: A composite membrane including a porous support and a thin film layer comprising a reaction product of: i) a polymer comprising a sub-unit including a Troger's base moiety represented by Formula I: wherein L includes an arylene group substituted with at least one carboxylic acid or a corresponding salt or ester group, or a hydroxyl; and ii) a crosslinking agent selected from at least one of: a) a multifunctional epoxy compound and b) a multifunctional azide compound.