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Film Former

BIS-HEA POLY(1,4-BUTANEDIOL)-22/IPDI COPOLYMER

78

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

A HEA-endcapped urethane copolymer of poly(1,4-butanediol)-22 and isophorone diisocyanate used as a binder. Generally safe as a high-MW cured polymer; residual monomer levels are tightly controlled in compliant cosmetic formulations.

Function

BINDING

Skin benefits

  • Reliable binding for nail and skin cosmetics
  • Flexible, durable urethane-acrylate film
  • High-MW polymer with low residual monomer profile
  • Compatible with both leave-on and rinse-off

Known concerns

  • Residual isophorone diisocyanate possible
  • Residual HEA possible (skin sensitizer)
  • Microplastic environmental persistence
  • Strict EU residual monomer compliance required

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

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Same plant / compound family

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Check your shelf

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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.