| 摘要 |
2134464 9321764 PCTABS00027 Biologically active material is encapsulated by first blending such material with hardenable liquid, e.g., hardenable by polymerization, followed by dispersing the resultant composition in a non-flowable but stirrable aqueous gel, and hardening the dispersed droplets containing the biologically active material to form a stable dispersion of microcapsules containing such material in the gel.
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