Science
Mechanism of Action
Upon application, its polymer chains align to form a continuous, cohesive film on the skin's surface. This barrier increases water resistance, improves pigment wear-time, and provides resistance to skin sebum.
Research
Clinical Evidence
Low confidenceN/A
Key findings
- 01 Typical use in cosmetics is at low concentrations (0.1%-1.0%) to impart sebum-resistance and long-wear properties, particularly in decorative cosmetics and sunscreens.
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Generally stable across a wide pH range, it is hydrophobic and ideal for anhydrous systems or the oil phase of emulsions.
Conflicts
- Strong oxidizing agents
- Highly acidic environments (may cause precipitation)
- High concentrations of ethanol (may dissolve film)
Safety
Safety Profile
The CIR Expert Panel deems it safe when formulated to be non-irritating, with residual monomers strictly limited in cosmetic-grade materials.
Your Skin
Skin Compatibility
Our Assessment
Verdict
A valuable film-former, this copolymer significantly enhances product longevity and resistance to water and sebum, making it effective for extended wear.
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Similar Ingredients
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References
Sources