Film Former
CAPROLACTONE/PYRROLIDONE COPOLYMER
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A film-forming copolymer (CAS 25101-88-6) combining caprolactone and pyrrolidone units, used to improve texture, adhesion and long-wear performance in cosmetic formulations. Cured polymer is well tolerated topically.
Skin benefits
- Effective film former for long-wear formulations
- Improves texture and adhesion
- Stable, non-reactive polymer in finished products
- Low dermal absorption
Known concerns
- Residual monomer purity must be controlled
- Microplastic-style polymer with environmental persistence concerns
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related film formers
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.