하는 일
- 가루를 뭉쳐 형태를 유지함
정의
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.
화장품에서 하는 역할
가루를 뭉쳐 형태를 유지함BINDING