Method of making self-sealing materials
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United States of America Patent
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app pub date -
Apr 2, 2002
filing date -
Aug 17, 1999
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Abandoned
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Abstract
This invention relates to gas- or liquid-permeable materials that seal when exposed to water and methods of making such materials. In general, materials of this invention comprise a hydrogel adhered to pore walls of a porous substrate. The invention further relates to devices comprising self-sealing materials including, but not limited to, pipette tips, containers, intravenous liquid delivery systems, and syringe caps.
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