Polymeric fluorescent chemical sensor

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United States of America Patent

PATENT NO 7704751
APP PUB NO 20080070320A1
SERIAL NO

11552825

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Abstract

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A method of detecting organic vapors is described. More particularly, the method involves the use of an analyte sensor that contains a polymeric material having a relatively large intrinsic porosity and that is capable of fluorescence in the visible region of the electromagnetic spectrum. The method further includes exposing the analyte sensor to an environment that may contain an organic vapor and monitoring the analyte sensor for a change in a fluorescence signal. Although the organic vapor itself typically does not fluoresce in the visible wavelength range, presence of an organic vapor can alter the fluorescence signal of the analyte sensor.

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Patent Owner(s)

Patent OwnerAddress
3M INNOVATIVE PROPERTIES COMPANYP O BOX 33427 ST PAUL MN 55133-3427

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Palazzotto, Michael C Woodbury, US 81 2340
Rakow, Neal A Woodbury, US 69 1144
Wendland, Michael S North Saint Paul, US 92 1201

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