| 摘要 |
<p>Osmotic absorbents which possess the ability to absorb liquids to a high degree comprise encapsulated semipermeable polymeric membrane shells containing therein a high osmolality promoter, the ratio of polymer to promoter being in a range of from about 2:1 to about 1:10. The absorbents may be characterized by a shell of cellulose acetate having sodium chloride contained therein.</p> |
