定義
Polyquaternium-89 is a polymeric quaternary ammonium salt prepared by the reaction of t-butyl acrylate, vinyl pyrolidone, dimethylaminopropyl methacrylamide, methacrylic acid and ethyldimethyl[2-[(2-methyl-1-oxoallyl)oxy]ammonium ethyl sulfate, neutralized with orthophosphoric acid
化粧品での役割
塗った部分に薄い膜をつくるFILM FORMING
安全性・規制情報
Other restriction: ban substances that deplete the ozone layer
出典: EU CosIng 成分リスト