Film Former
BIS-HEA POLY(HEXAMETHYLENE/METHYLPENTYLENE CARBONATE)/IPDI COPOLYMER
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A carbonate-based polyurethane copolymer that gives flexible, adhesive films in nail and long-wear color products. Polycarbonate segments are biocompatible; cured polymer is inert, with the standard polyurethane purity caveat.
Function
Skin benefits
- Provides strong, flexible adhesion
- Builds durable films in nail and color products
- Allows light, water-resistant wear
- Polycarbonate segment is biocompatible
Known concerns
- Residual IPDI isocyanate possible if poorly purified
- HEA acrylate residues are potential sensitizers
- Limited public toxicology
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.