NOx reduction sensor coating
First Claim
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1. A sensor, comprising:
- an electrolyte disposed between and in intimate contact with a sensing electrode and a reference electrode; and
a protective layer disposed adjacent to said sensing electrode, wherein said protective layer has a protective coating comprising a mixture of a metal oxide, a zeolite, and alumina.
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Abstract
A sensor is disclosed that comprises an electrolyte disposed between and in intimate contact with a sensing electrode and a reference electrode. A protective coating is disposed on the protective layer adjacent to the sensing electrode. The protective coating comprises a mixture of a metal oxide, a zeolite, and an alumina. A method for making the sensor is also disclosed.
4 Citations
18 Claims
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1. A sensor, comprising:
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an electrolyte disposed between and in intimate contact with a sensing electrode and a reference electrode; and
a protective layer disposed adjacent to said sensing electrode, wherein said protective layer has a protective coating comprising a mixture of a metal oxide, a zeolite, and alumina. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method for manufacturing a sensor, comprising:
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disposing an electrolyte between a sensing electrode and a reference electrode;
disposing a protective layer adjacent to said sensing electrode; and
disposing a protective coating comprising a mixture of a metal oxide, a zeolite, and alumina in physical contact with said protective layer. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18)
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Specification