Chemical path to polyurethane polymer Utilized in manufacture of spandex. Spandex is especially composed of a polyurea derived within the response of the diol along with a diisocyanate. Two courses of spandex are outlined with the "macrodiols". One class of macrodiols could be the oligomer produced from tetrahydrofuran (i. The https://edwardm529abb7.wikinarration.com/user