Film Former
4,4'-ISOPROPYLIDENEDIPHENOL/EPICHLOROHYDRIN COPOLYMER
Safety score · 0–100
Caution
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A BPA-epichlorohydrin epoxy polymer (BADGE-class). Both monomers are flagged — BPA is an endocrine disruptor and epichlorohydrin is a Category 1B carcinogen. EU is steadily tightening BPA cosmetic rules.
Function
Skin benefits
- Forms hard, glossy nail films
- Excellent adhesion
- Acts as plasticiser
- Improves film durability
Known concerns
- Bisphenol A (BPA) based — endocrine disruptor
- Epichlorohydrin is GHS Carc 1B
- BPA increasingly restricted in EU
- BADGE-class epoxy with migration concerns
- Not biodegradable
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.