The method 4, which has the additional step, after step , of adding a small amount of {HEAD ~ a polysiloxane polyether copolymer} sufficient to control {TAIL ~ flow} 
The method 4 , which has the additional step , after step , of adding a small amount of { HEAD ~ a polysiloxane polyether copolymer } sufficient to control { TAIL ~ flow }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL