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Polyacrylic acid

Carbomers are synthetic high-molecular-weight polymers of acrylic acid that are crosslinked with either allyl sucrose or allyl pentaerythritol
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Primary function
Mucoadhesive polymer
Typical use level
3 - 5% (powder forms), 10 - 30% (granular form)
Physical data

  • Appearance: white powder/granules
  • Particle size: 2 - 7 µm (powder); 150 - 425 µm (granular)
  • Bulk density: 0.2 g/cm³ (powder); 0.350 g/cm³ (granular)

Benefits / Claims
Fast hydration
Mucoadhesive properties can be exploited
Good compressibility
Suitable for

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