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1-Ethenyl-2-pyrrolidinone homopolymer Cross-linked povidone XLPVP

Crospovidone is a water-insoluble synthetic cross-linked homopolymer. It is used as a tablet disintegrant in the direct compression or wet - and dry-granulation process. Crospovidone is white to creamy-white, finely divided, free-flowing, practically tasteless, hygroscopic powder. Larger particles provide faster disintegration than smaller particles.
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Primary function
Typical use level
Tablet disintegrant used at 2 - 5% concentration in tablets prepared by direct compression or wet and dry granulation methods
Physical data

  • Appearance: white to creamy-white hygroscopic powder
  • Density: 1.22 g/cm³
  • Flowability: Free-flowing
  • Solubility: Practically insoluble in water

Benefits / Claims
High capillary activity and hydration capacity with little tendency to form gels
Assists in preventing impaction of tablet fragment in teeth during chewing
Suitable for

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