The activated membrane can be made of {TAIL ~ a polysulfone/polyacrolein mixture} or {HEAD ~ a polysulfone microporous membrane} treated with a polyacrolein solution 
The activated membrane can be made of { TAIL ~ a polysulfone / polyacrolein mixture } or { HEAD ~ a polysulfone microporous membrane } treated with a polyacrolein solution
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH