Polyester polyols encompass cov pa polyester polyols, polycaprolactone polyols, thiab polycarbonate diols -tag nrho cov uas muaj ester los yog carbonate pawg-txawm hais tias lo lus "polyester polyol" feem ntau yog hais txog cov uas tsim los ntawm polycondensation ntawm dicarboxylic acids nrog diols.
Polyester polyols yog cov khoom siv tseem ceeb rau polyester-raws li polyurethanes thiab tuaj yeem muab faib ua aliphatic thiab aromatic polyols raws li qhov muaj lossis tsis muaj lub nplhaib benzene; ntawm no, aliphatic polyols feem ntau yog adipic acid-raws li polyester diols.
