Hair Conditioning
ETHYLTRIMONIUM CHLORIDE METHACRYLATE/HYDROXYETHYLACRYLAMIDE COPOLYMER
Safety score · 0–100
Fine
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A cationic hair-conditioning polymer combining a quat methacrylate with a hydroxyethyl acrylamide co-monomer. Works well as a film former and antistatic. Main caveat is residual acrylamide monomer — an EU CMR — which suppliers must keep below ppm limits.
Function
Skin benefits
- Cationic conditioning polymer for hair
- Antistatic and film-forming
- Compatible with anionic surfactant systems
Known concerns
- Residual acrylamide monomer must be tightly controlled
- Acrylamide is an EU CMR 1B carcinogen
- Cationic charge may give mild aquatic ecotox
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related hair conditionings
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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.