Shampoo and Conditioner Science 108 Polyquaternium-5-poly(acrylamide-methacryloxyethyltrimethylammonium ethosulfate)] Polyquaternium-6 poly(dimethyldiallylammonium chloride) Polyquaternium-7 poly(acrylamide-co-dimethyldiallylammonium chloride) Polyquaternium-8 Polyquaternium-11 [poly-(N-vinyl-2-pyrrolidone-methacryloxyethyltrimethylammonium ethosulfate)] Polyquaternium-16 [Co(vinyl pyrrolidone-vinyl methylimidazolinium chloride) Polyquaternium-17 Polyquaternium-18 Polyquaternium-22 poly(sodium acrylate – dimethyldiallyl ammonium chloride) Polyquaternium-27 Polyquaternium-28 Polyvinylpyrolidone-methacrylamidopropyltrimethylammonium chloride) Polyquaternium-31 Poly(N,N-dimethylaminopropylacrylate-N-acrylamidine-acrylamide- acrylamidine-acrylic acid-acrylonitrile) ethosulfate Polyquaternium-39 poly(dimethyldiallylammonium chloride–sodium acrylate–acrylamide) Polyquaternium-43 Poly(acrylamide-acrylamidopropyltrimoniumchloride-2-acrylamidopropyl sulfonate-DMAPA) Polyquaternium-44 Poly (vinyl pyrrolidone--imidazolinium methosulfate) Polyquaternium-46 Poly (vinylcaprolactam-vinylpyrrolidone-imidazolinium methosulfate) Polyquaternium-47 Poly (acrylic acid-methacrylamidopropyltrimethyl ammonium chloride–methyl acrylate) Polyquaternium-53 Polyquaternium-55 Poly(vinylpyrrolidone-dimethylaminopropylmethacrylamide-lauryldimethylpropy lmethacrylamido ammonium chloride) PVP/Dimethylaminoethyl Methacrylate Copolymer Table 1. Examples of Cationic Conditioning Polymers (Cont.)