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Ingredient Facts
Ethylene/ propylene/ styrene copolymer
AKA: Styrenic Copolymer
Ingredient · Film Forming · EWG: 2
Synthetic
Occlusive
Clean
Ethylene/ Propylene/ Styrene Copolymer is a cosmetic ingredient. Rated low hazard by EWG.
CAS #
66070-58-4
Form
Liquid
State
Solid
See origin →
Functions
Film Forming
Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.
Viscosity Controlling
Controls Viscosity
Antioxidant Protection
Reduces Inflammation
Locks In Moisture
Traditional Use
A synthetic polymer developed in the 20th century for use as a film-forming and texturizing agent in cosmetics, providing hold and flexibility in formulations.