polymer
BIS-HEMA POLY(METHYLPENTANEDIOL ADIPATE)/IPDI COPOLYMER
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
Bis-HEMA polyester/IPDI copolymer used as a long-wear film former in cosmetics. Size limits absorption but limited published dossier and microplastic class issues keep it in yellow.
Function
Skin benefits
- High molecular weight polyurethane/methacrylate copolymer used as film former
- Limited skin penetration due to size
- Provides flexible long-wear films
- Generally low-irritation polymer chemistry
Known concerns
- Limited published toxicology for this specific copolymer
- Possible residual IPDI or HEMA monomer
- Microplastic-class environmental concern
- No dedicated CIR review located
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related polymers
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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.