Film Former
BIS-HPMA 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.
An HPMA-end-capped urethane for nail films. HPMA has lower sensitisation rates than HEMA, putting it ahead of HEMA-containing equivalents. IPDI residual remains the main flag — solid mid-yellow.
Function
Skin benefits
- HPMA end-capping reduces sensitisation vs HEMA
- Forms tough, flexible films
- Long-wear nail performance
- Good adhesion and gloss
Known concerns
- HPMA still has some sensitisation potential
- Trace residual IPDI — known sensitiser
- Not biodegradable
- Limited cosmetic-specific safety data
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, so always read the physical product label and consult a healthcare professional for personal concerns.