Film Former
BIS-C16-20 ISOALKOXY TMHDI/PEG-90 COPOLYMER
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A long-chain polyurethane-PEG copolymer used as a film-former and thickener — gives products that modern smooth slip and long wear. Safe at finished-product level; the main controls are residual isocyanate and dioxane.
Skin benefits
- Film-forming for long-wear feel
- Viscosity control in waterless and gel systems
- Excellent sensorial — smooth slip and cushion
- Non-tacky finish
Known concerns
- Polyurethane backbone — residual TMHDI isocyanate must be controlled
- Synthetic polymer with slow biodegradation
- PEG fraction may contain trace 1,4-dioxane if unrefined
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related film formers
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.