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Pvp K30 60 90 Polyvinylpyrrolidone CAS 9003-39-8. High purity PVP with excellent water solubility and film-forming property, ideal as coating binder and dispersant. Improves pigment dispersion, anti-sagging performance and gloss stability in water-based and solvent-based coatings. Wide compatibility with various resins and additives, also suitable for pharmaceutical, cosmetic and industrial adhesive formulations.