Polyurethane-89 s a urethane polymer formed by a multi-step process.
定义
Polyurethane-89 s a urethane polymer formed by a multi-step process. First, a polyester is made by reacting Epsilon-Caprolactone with hexamethylene carbonate. A mixture of this polyester, Neopentyl Glycol and Bis-Hydroxypropyl Dimethicone is reacted with Isophorone Diisocyanate. The resulting polymer is capped with 2-Ethylhexanol.
化妆品中的作用
使粉体黏合成形BINDING