The Basic Principles Of spandex yarn manufacturers in india
Chemical path to polyurethane polymer Employed in production of spandex. Spandex is mainly composed of a polyurea derived with the reaction of a diol plus a diisocyanate. Two lessons of spandex are described from the "macrodiols". One particular course of macrodiols is the oligomer made from tetrahydrofuran (i.You can knit or weave Spandex Covered