ORGANIC CHEMICAL SENSOR COMPRISING MICROPOROUS POLYMER, AND METHOD OF USE
First Claim
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1. A sensing element for sensing an organic chemical analyte, comprising:
- a first electrode and a second electrode; and
,a microporous, hydrophobic, analyte-responsive dielectric material disposed at least in proximity to the first and second electrodes, wherein the microporous, hydrophobic analyte-responsive dielectric material is a polymer of intrinsic microporosity.
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Abstract
Applicant discloses a sensing element for sensing an organic chemical analyte, comprising a first electrode and a second electrode, and a microporous, hydrophobic, analyte-responsive dielectric material disposed at least in proximity to the first and second electrodes. The analyte-responsive dielectric material may be a polymer of intrinsic microporosity. An electrical property of the sensing element, such as capacitance, can be monitored in order to sense an organic chemical analyte.
51 Citations
20 Claims
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1. A sensing element for sensing an organic chemical analyte, comprising:
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a first electrode and a second electrode; and
,a microporous, hydrophobic, analyte-responsive dielectric material disposed at least in proximity to the first and second electrodes, wherein the microporous, hydrophobic analyte-responsive dielectric material is a polymer of intrinsic microporosity. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A sensor for sensing an organic chemical analyte, comprising:
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a sensing element that comprises a first electrode and a second electrode and a microporous, hydrophobic, analyte-responsive dielectric material disposed at least in proximity to the first and second electrodes, wherein the microporous, hydrophobic analyte-responsive dielectric material is a polymer of intrinsic microporosity; and
,an operating circuit in electrical communication with the first and second electrodes, wherein the operating circuit is capable of applying a voltage to the first and second electrodes and is capable of detecting a change in an electrical property of the sensing element. - View Dependent Claims (14, 15, 16, 17)
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18. A method of sensing organic chemical analytes, comprising:
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providing a sensor that comprises; a sensing element that comprises a first electrode and a second electrode and a microporous, hydrophobic, analyte-responsive dielectric material disposed at least in proximity to the first and second electrodes, wherein the microporous, hydrophobic analyte-responsive dielectric material is a polymer of intrinsic microporosity; and
,an operating circuit in electrical communication with the first and second electrodes, wherein the operating circuit is capable of applying a voltage to the first and second electrodes and is capable of detecting a change in an electrical property of the sensing element; exposing the sensing element to an environment potentially containing one or more organic chemical analytes; applying a voltage to the first and second electrodes; and
,monitoring an electrical property of the sensing element. - View Dependent Claims (19, 20)
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Specification