K12, K15, K17
Used as solubilizers, dispersants, and crystallization inhibitors
Applied in liquid formulations
Used as solubilizers, dispersants, and crystallization inhibitors
Applied in liquid formulations
K25, K30
Used as binders, film formers, solubilizers, and suspension stabilizers
Dispersants applied in solid and liquid formulations
Used as binders, film formers, solubilizers, and suspension stabilizers
Dispersants applied in solid and liquid formulations
K60, K90
Used as binders, thickeners, and suspension stabilizers
Applied in pharmaceutical formulations
Used as binders, thickeners, and suspension stabilizers
Applied in pharmaceutical formulations
| Grade | Viscosity-average Molecular Weight Mv | Functions | Applications |
|---|---|---|---|
| PVP K15 | 8000-12000 | Dispersant, cosolvent, solubilizer, crystal inhibitor in formulation systems | Carbon ink, ballpoint pen ink, inkjet ink, water-based printing ink, etc. |
| PVP K17 | 10000-16000 | Dispersant, cosolvent, solubilizer, crystal inhibitor in formulation systems | Carbon ink, ballpoint pen ink, inkjet ink, water-based printing ink, etc. |
| PVP K25 | 30000-40000 | Dispersant, film former, solubilizer, crystal inhibitor, protective agent in formulation systems | Carbon-based materials (Graphene, CNT, conductive carbon black, pigment carbon black); surface coating for organic azo pigments; dispersion of phthalocyanine pigments, titanium dioxide; polymer emulsion polymerization; nano coatings; ultra-fine metal powders such as nano silver powder / silver wire; ceramic powder and slurry. |
| PVP K30 | 45000-58000 | Dispersant, film former, solubilizer, crystal inhibitor, protective agent in formulation systems | Carbon-based materials (Graphene, CNT, conductive carbon black, pigment carbon black); surface coating for organic azo pigments; dispersion of phthalocyanine pigments, titanium dioxide; polymer emulsion polymerization; nano coatings; ultra-fine metal powders such as nano silver powder / silver wire; ceramic powder and slurry. |
| PVP K90 | 100000-1500000 | Film former, thickener, protective agent in formulation systems | Polymer emulsion polymerization |
