The formulation 11, wherein {TAIL ~ the polyurethane} is derived from {HEAD ~ a polyester glycol} 
The formulation 11 , wherein { TAIL ~ the polyurethane } is derived from { HEAD ~ a polyester glycol }
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD