Process for film-coating a particulate solid, and emulsions for

Details Process for film-coating a particulate solid, and emulsions for Process for film-coating a particulate solid, and emulsions for

1981-01-07

1984-06-26

Lieberman, Allan

Coating processes

Fraud or tamper detecting

106170, 106198, 424 35, 424 31, 427 2, A61K 930, A61K 936

Patent

active

044566280

ABSTRACT:
A process of coating a particulate medicinal agent; comprising the application to said medicinal agent of a liquid composition containing a water-insoluble film-forming agent, a lipophilic solvent, a hydrophilic solvent and water, said liquid composition comprising an emulsion with at least two phases, wherein the liquid components of the liquid composition are removed after application of said liquid composition to said particulate medicinal agent.

REFERENCES:
patent: 2722528 (1955-11-01), Johnson
patent: 2843583 (1958-07-01), Voris
patent: 3935326 (1976-01-01), Groppenbacher et al.
patent: 4287221 (1981-09-01), Tonedachi et al.
patent: 4385078 (1983-05-01), Onda et al.

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