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Carbomer

Polyacrylic acid

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Carbomer
Carbomers are synthetic high-molecular-weight polymers of acrylic acid that are crosslinked with either allyl sucrose or allyl pentaerythritol
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Carbomer
Carbomer
Primary function
Hydrophilic matrix former
Typical use level
10 - 30%
Physical data

  • Appearance: white, free flowing granules
  • Particle size: 150 - 425 µm
  • Bulk density: 0.37 g/cm³

Benefits / Claims
In the case of soluble drugs, the predominant mechanism is diffusion through the gel layer. With low solubility drugs, the predominant mechanism is polymer relaxation or erosion.
Suitable for
Buccal
Modified Release specials

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