DefinitionThis section has been translated automatically.
The polyethylene glycol ethers of cetearyl alcohol are called ceteareths. The number after "Ceteareth-" (e.g. 2, 5 or 10) indicates the average number of molecular units "-CH2-CH2-O-". Ceteareths are used as emulsifiers and surfactants in cosmetic products.
Prof. Dr. med. Peter Altmeyer