Protective coatings for acidic active ingredients

Dosage forms provided with protective coatings in which a core comprising at least one acidic active ingredient is provided with at least one inner and one outer coating layer, where the outer layer comprises, as component A, a cationic polymer which is an emulsion polymer of N,N-diethylaminoethyl m...

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Bibliographic Details
Main Authors Angel Maximilian, Kolter Karl
Format Patent
LanguageEnglish
Published 24.10.2017
Subjects
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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Summary:Dosage forms provided with protective coatings in which a core comprising at least one acidic active ingredient is provided with at least one inner and one outer coating layer, where the outer layer comprises, as component A, a cationic polymer which is an emulsion polymer of N,N-diethylaminoethyl methacrylate and further monomers.
Bibliography:Application Number: US201113246324