Polyvinylpyrrolidone (SUNLYDONE® K Series) (C 6 H 9 NO) N Mw=(111.1) N INCI/CTFA: PVP CAS No.: [9003-39-8] Trade Name: Sunlydone K (STD); Luviskol (BASF); PVP (ISP) Description: Homopolymers of vinylpyrrolidone with a variety of molecular weights SPECIFIC