Blends of polyamide polyols and urethane diols are prepared by reacting alkyl esters of polybasic acids with {HEAD ~ excess alkanolamine} to form {TAIL ~ the polyamide polyol} of the polybasic acid and alkyl alcohol 
to form
Blends of polyamide polyols and urethane diols are prepared by reacting alkyl esters of polybasic acids with { HEAD ~ excess alkanolamine } to form { TAIL ~ the polyamide polyol } of the polybasic acid and alkyl alcohol
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH