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Ingredient Facts
Polyurethane-36
AKA: Polyurethane polymer, Film-forming agent
Ingredient · Film Forming · EWG: 4
Synthetic
Occlusive
Not Clean
Polyurethane-36 is a copolymer of PPG-17, isophorone diisocyanate (IPDI), and dimethylol propionic acid, neutralized in the presence of water with triethylamine. Further chain extension is achieved by reacting the polymer with hydrazine.
CAS #
-
Form
Powder
See origin →
Functions
Film Forming
Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.
Creates Protective Barrier
Traditional Use
Modern synthetic polymer used in cosmetic formulations for flexible film-forming properties. Designed to improve durability and provide water-resistant coatings.