Polyurethane-90 is a urethane polymer formed by a multi-step process.
定義
Polyurethane-90 is a urethane polymer formed by a multi-step process. First, a polyester is made by reacting Hexanediol, methylpentanediol and Diethyl Carbonate. A mixture of this polyester and Neopentyl Glycol is reacted with Isophorone Diisocyanate. The resulting polymer is Capped with HEMA.
化粧品での役割
粉体をまとめて形を保つBINDING