Film Former
BIS-HEMA POLY(1,4-BUTANEDIOL)-9/IPDI COPOLYMER
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A urethane acrylate oligomer used in cured nail-gel formulas to form a hard film. Cured polymer is inert; uncured residue can sensitize, so professional handling matters.
Function
Skin benefits
- Film forming
- Durable wear in nail gels
Known concerns
- Uncured residue can sensitize
- Avoid skin contact during application
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related film formers
Same plant / compound family
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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.