Method for making an optical sensor having improved barrier properties
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United States of America Patent
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Dec 19, 2000
Issued Date -
N/A
app pub date -
Mar 30, 2000
filing date -
Dec 16, 1997
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Expired
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Abstract
A method for making a optical sensor for measuring the pH of a fluid includes the steps of applying a solution containing (a) a cellulose acrylamide, (b) an acrylamide, and (c) a copolymerizable monomeric fluorescent indicator species to the distal end of an optical fiber and polymerizing the solution to form a pH sensor means.
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