Metal oxide membrane with a gas-selective compound
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United States of America Patent
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Feb 14, 2012
Grant Date -
Aug 13, 2009
app pub date -
May 10, 2006
filing date -
May 10, 2005
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Abstract
A gas permeable membrane for the optical measurement of the partial pressure and/or the concentration of a gas species, the membrane comprises a porous light-transmissible membrane matrix containing a metal oxide, wherein the membrane matrix is at least partially charged with at least one gas-selective compound whose optical characteristics change upon an interaction with a corresponding gas species.
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