Low density porous cross-linked polymeric materials and their preparation and use as carriers for included liquids
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United States of America Patent
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Jun 11, 1985
Issued Date -
N/A
app pub date -
Sep 24, 1984
filing date -
Mar 11, 1981
priority date (Note) -
Expired
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Abstract
Cross-linked homogenous porous polymeric materials are prepared by polymerization of monomers as the continuous phase in a high internal phase emulsion having above a critical limit of surfactant to ensure adequate absorbtivity. The porous materials may be dried and refilled with selected liquids and act as a high capacity reservoir.
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