THERMOPLASTIC FOR DRUG COVERS PRODUCTION, MANUFACTURING PROCESS AND USE THEREOF

Thermoplastic materials (I) for prodn. of pharmaceutical capsules that are soluble in intestinal fluid comprise a copolymer of 16-40 wt.% acrylic acid (AA) and/or methacrylic acid (MAA), 30-80 wt.% methyl acrylate (MA) and 0-40 wt.% of other alkyl (meth)acrylates, opt. together with conventional pha...

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Hauptverfasser:	HOES WERNER, LEHMANN KLAUS
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON HUMAN NECESSITIES HYGIENE MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES THEIR PREPARATION OR CHEMICAL WORKING-UP
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creator	HOES WERNER LEHMANN KLAUS
description	Thermoplastic materials (I) for prodn. of pharmaceutical capsules that are soluble in intestinal fluid comprise a copolymer of 16-40 wt.% acrylic acid (AA) and/or methacrylic acid (MAA), 30-80 wt.% methyl acrylate (MA) and 0-40 wt.% of other alkyl (meth)acrylates, opt. together with conventional pharmaceutical coating additives. (I) are insoluble at pH values below 5.5 and soluble at pH 5.5-8. They can be melt-processed at 140-180 degrees C without loss of solubility in intestinal fluid.
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(I) are insoluble at pH values below 5.5 and soluble at pH 5.5-8. 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subjects	CHEMISTRY COMPOSITIONS BASED THEREON HUMAN NECESSITIES HYGIENE MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES THEIR PREPARATION OR CHEMICAL WORKING-UP
title	THERMOPLASTIC FOR DRUG COVERS PRODUCTION, MANUFACTURING PROCESS AND USE THEREOF
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