... N,N-Dimethyl-2-hydroxypropylammonium chloride polymer Poly(2-hydroxypropyl dimethyl ammonium chloride)English Synonyms: Poly(dimethylamine-co-epichlorohydrin) solution; Polyquats.-GreatAp128 ... ; N,N-Dimethyl-2-hydroxypropylammonium chloride polymer; Poly(2-hydroxypropyl dimethyl ammonium chloride); PQ; Poly[(dimethylimino)(2-hydroxy-1,3-propanedily)chloride ...