Polyurethane-33
OKother
Film-former that creates a smooth, protective layer on the skin.
Regulatory Info
Status: Approved
Restrictions: Polyurethane-33 is a complex polymer formed by reacting dimethylolpropionic acid and a polyester composed of Adipic Acid, Hexylene Glycol, Neopentyl Glycol with methylene dicyclohexyldiisocyanate (SMDI) to form a prepolymer. The prepolymer is neutralized with triethylamine and then chain-extended with hydrazine