Preparation of aqueous alcoholic dispersions of pH sensitive polymers and plasticizing agents and a method of enteric coating dosage forms using same
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United States of America Patent
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Mar 22, 1983
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N/A
app pub date -
Aug 12, 1981
filing date -
Aug 12, 1981
priority date (Note) -
Expired
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Abstract
An enteric coating medium for solid medicinal dosage units is prepared by precipitation of a pH sensitive polymer from an alcoholic solution of such a polymer and a plasticizing agent to produce a suspension of fine particles of a mixture of polymer and plasticizing agent.
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