Synonym(s)
CAS number: 9087-53-0 / 3731; Oxiranes, methyl, polymer with oxiranes, hexadecyl ether
DefinitionThis section has been translated automatically.
PPG is the acronym for "polypropylene glycol", the polymer of propylene glycol (1,2-propanediol), a dihydric alcohol. The number after "PPG" indicates the average number of propylene glycol molecular units, for "PPG-4" 4 propylene glycol molecular units. "ceteth-20" means the polyoxyethylene ether of the cetyl alcohol containing an average of 20 units of the monomer "-CH2-CH2-O- ".
PPG-4-ceteth-20 is used in cosmetic formulations; the substance acts as an emollient (makes the skin smooth and supple).
Prof. Dr. med. Peter Altmeyer