PROCESS FOR MAKING SPRAY DRIED COMPOSITIONS AND SPRAY DRYING APPARATUS
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United States of America Patent
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Jul 25, 2019
app pub date -
Sep 15, 2017
filing date -
Sep 15, 2017
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The instant disclosure provides a process for making spray dried compositions and a spray drying apparatus. A relatively small, compound spray dryer is provide with an appropriately sized aspect ratio of height to diameter to allow sufficient drying time for typically sized spray dried dispersion particles intended for solid dosage form applications. The dryer is further designed to provide an amount of drying recirculation that serves to rapidly mix incoming hot drying gas to eliminate hot regions on the dryer walls.
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