Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Particulate form
Patent
1994-07-08
1996-02-20
Page, Thurman K.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Particulate form
424490, 424491, 424451, A61K 914
Patent
active
054927013
ABSTRACT:
An oil-in-water emulsion is passed through a nozzle to form spherules which are allowed to fall countercurrent to a flow of cold air and which are recovered utilizing either a liquid crosslinking agent or a solution, preferably aqueous, optionally containing a crosslinking agent.
REFERENCES:
patent: 4670247 (1987-06-01), Scialpi
patent: 4921705 (1990-05-01), Arai et al.
patent: 5023235 (1991-06-01), N'Guyen et al.
patent: 5137725 (1992-08-01), Handjani et al.
patent: 5186948 (1993-02-01), Takei
patent: 5188838 (1993-02-01), Deleuil et al.
Cervos Eric
Labourt-Ibarre Pierre
Le Thiesse Jean-Claude
Statiotis Eraclis
Benston, Jr. William E.
Page Thurman K.
Rhone-Poulenc Nutrition Animale
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