natrosol™ 250 hhx pharm hydroxyethylcellulose
chemistry: cellulosics
chemical name: hydroxyethylcellulose
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Hydroxyethylcellulose (HEC) is a non-ionic, water-soluble polymer widely used in pharmaceutical formulations.
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features and benefits - the most hydrophilic matrix polymer that can effectively reduce the burst release of drugs in sustained-release formulations
- high-viscosity grades provide effective diffusion-limiting release of active pharmaceutical ingredients (API) with low water solubility
- a friendly option for osmotic pump
- very hydrophilic, no cloud point
- easily dispersed in cold or hot water
applications - modified release
- film coating
- film former
- rheology modifier
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