Film Former
BIS-HEMA POLY(DIMETHYLCYCLOHEXANE/HEXANE 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 urethane-acrylate copolymer (HEMA + IPDI + carbonate diol) used as high-end nail film former. Inert once cured, but uncured residues bring methacrylate-class contact allergy concern.
Function
Skin benefits
- Hard, glossy cured film
- Chip resistance
- Wear time
Known concerns
- Residual HEMA monomer (contact allergen)
- Possible IPDI isocyanate residue
- Occupational methacrylate allergy
- Not for skin leave-on
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.