{HEAD ~ The process} 1, wherein the polymer substrate having a form of {TAIL ~ a membrane}, particulate or tube is cast or molded from an addition polymer or copolymer 
{ HEAD ~ The process } 1 , wherein the polymer substrate having a form of { TAIL ~ a membrane } , particulate or tube is cast or molded from an addition polymer or copolymer
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH