Film-forming composition; method of producing same and use for coating pharmaceuticals and foods and the like
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United States of America Patent
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Nov 2, 1993
Issued Date -
N/A
app pub date -
Sep 23, 1991
filing date -
Dec 19, 1989
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A water dispersible polymeric film-forming particulate composition for use in coating pharmaceuticals and foods or the like, produced by freeze-drying an aqueous solution of water-soluble cellulose acetate as the film-forming polymer, a plasticizer, and optionally a pigment, is described. The product mixes readily with water to form an aqueous dispersion which is applied in the conventional manner to solid pharmaceutical forms.
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