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Film Former

4,4'-ISOPROPYLIDENEDIPHENYL/EPICHLOROHYDRIN COPOLYMER DIACRYLATE

40

Safety score · 0–100

Moderate

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

A reactive oligomer combining bisphenol A, epichlorohydrin, and acrylate functionality — used in UV-cured artificial nail products. Multiple structural red flags (BPA, epichlorohydrin, acrylate sensitization).

Function

NAIL CONDITIONING

Skin benefits

  • UV-curable adhesive for artificial nails
  • Provides strong cosmetic bond

Known concerns

  • Built on bisphenol A backbone — endocrine disruption concerns if BPA residual present
  • Epichlorohydrin is a probable carcinogen (IARC 2A) if residual
  • Acrylate sensitization in nail technicians
  • Inappropriate for skin-contact cosmetics

References

EU

EU CosIng database

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

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PTFE
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TOSYLAMIDE/EPOXY RESIN
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Same plant / compound family

5
4,4'-ISOPROPYLIDENEDIPHENOL
Banned endocrine disruptor
 30
4,4'-ISOPROPYLIDENEDIPHENOL/EPICHLOROHYDRIN COPOLYMER
Film Former

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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.