Biosensor Membrane Composition, Biosensor, and Methods for Making Same
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United States of America Patent
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Issued Date -
Aug 18, 2016
app pub date -
Apr 25, 2016
filing date -
Apr 25, 2016
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Abstract
Selectively permeable membranes for biosensors are provided. In one embodiment, the membrane includes a polymer mixture that includes a polyurethane component, a siloxane component, and a hydrogel component, the components in the mixture in amounts of about 60 to about 80 wt % polyurethane, about 10 to about 20 wt % siloxane, and about 10 to about 20 wt % hydrogel. The membrane has a surface restructured to be hydrophilic, with the restructured surface being crosslinked via reactive end groups on at least one of the polyurethane, the siloxane, and the hydrogel components.
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