Polyquaternium-9

Polyquaternium-9 is a chemical compound, copolymer, the polymeric quaternary ammonium salt. 2-Propenoic acid, 2-methyl-, 2-(dimethylamino)ethyl ester, homopolymer, quaternary ammonium reaction products with bromomethane The number after Poliquaternium is a chronological reference of the registration date of this ingredient. It occurs as a...