Kollidon® SR is composed of polyvinyl acetate and povidone (Kollidon 30) in a ratio of , in powder form. Because of the presence of hydrophobic vinyl. Kollidon SR is a polyvinyl acetate and povidone based matrix retarding agent. It is particulartly suitable for the manufacturing of pH-independent. PDF | Due to the permanent cost pressure for newly developed pharmaceutical formulations the selection of the “right” excipient becomes a very crucial factor.
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Polyvinyl acetate is a very plastic material that produces a coherent matrix even under low compression forces. When the tablets are introduced into gastric or intestinal fluid, the water soluble povidone is leached out to form pores through which the active ingredient slowly diffuses outwards. The sustained-release properties are unaffected by ions or salts. Looking for application guides, technical and scientific posters, brochures or technical information?
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Kollidon SR from BASF North America – Product Description and Details
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White or slightly yellowish, free-flowing powder. Insoluble in water The povidone part is soluble but the polyvinyl acetate kollion is insoluble. It is very soluble in N-methylpyrrolidone. American Pharmaceutical Review Controlled Release: Formulation Applying kollidoj release functionality in granulation Read.
Brochure Ensuring the precision you need — every kollidin Download. Poster Benefiting from the additional sustained release functionality of polyvinyl acetate dispersion applied as binder in wet granulation Download.
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