TOP GUIDELINES OF SPANDEX YARN PRICE PER KG

Chemical route to polyurethane polymer Employed in manufacture of spandex. Spandex is mainly composed of a polyurea derived with the response of a diol plus a diisocyanate. Two lessons of spandex are defined through the "macrodiols". Just one course of macrodiols is the oligomer made from tetrahydrofuran (i.Double covered yarn includes a spandex Ma