| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for improving physical properties of powdery goods without deteriorating the characteristic quality of the powder raw material or complicating the process, causing little deposition of the powder to a production facility in spray-drying and giving a powder having excellent fluidity and caking resistance. SOLUTION: Powdery goods are produced by the spray-drying of a water-containing raw material containing a hygroscopic component, wherein the spray drying is performed by adding ethanol to the water-containing raw material containing a hygroscopic component. COPYRIGHT: (C)2009,JPO&INPIT
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