Wurster, 1959 - Google Patents
Air‐suspension technique of coating drug particles. A preliminary reportWurster, 1959
- Document ID
- 15790128303714334574
- Author
- Wurster D
- Publication year
- Publication venue
- Journal of the American Pharmaceutical Association
External Links
Snippet
A new method of rapidly coating drug particles of widely varying size and shape is presented. In this process, the drug particles are coated and dried while suspended in an upwardly moving current of air. Solutions and suspensions of coating materials in both water …
- 239000002245 particle 0 title abstract description 71
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
- B01J2/04—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a gaseous medium
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