Polyurethane-89 s a urethane polymer formed by a multi-step process.
定義
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.
化粧品での役割
粉体をまとめて形を保つBINDING