%0 Dataset %T Tianjin dimethylaminoethyl methacrylate nanofiltration membrane development data set (2020-2021) %J National Cryosphere Desert Data Center %I National Cryosphere Desert Data Center(www.ncdc.ac.cn) %U http://www.ncdc.ac.cn/portal/metadata/1a74da8a-af77-4f6b-a6ff-af4e24b68671 %W NCDC %R 10.12072/ncdc.MDBW.db0008.2021 %A Du runhong %K Quaternary amination;nanofiltration membrane %X Using dimethylaminoethyl methacrylate (PDM) as separation layer material, 1,3,5-tris (bromomethyl) benzene (TBB) as crosslinking agent and polyethersulfone (PES) ultrafiltration membrane as base membrane, PDM / PES nanofiltration membrane was rapidly prepared. The effects of membrane preparation conditions (including PDM concentration, coating time, crosslinker concentration and crosslinking time) on membrane permeability were investigated.