Electrochemical oxygen sensor and method for manufacturing the same
AssigneeMaxell, Ltd.
InventorsMitsutoshi Watanabe, Naohisa Kitazawa, Yoshiharu Iwanami
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Abstract
An electrochemical oxygen sensor according to the present invention includes a positive electrode, a negative electrode, and an electrolyte solution constituted by an aqueous solution, in which the negative electrode includes a metal containing, as a main component, an element M selected from Sn and Ni, the electrolyte solution is an aqueous solution having a pH of 3 to 10, the positive electrode includes a catalyst layer containing a catalytic metal, and the catalyst layer includes, on a surface that is in contact with the electrolyte solution, a surface layer containing the element M.
Claims14
An electrochemical oxygen sensor comprising:
- a positive electrode;
- a negative electrode;
- and
- an electrolyte solution constituted by an aqueous solution,
- wherein the negative electrode includes a metal containing, as a main component, an element M selected from Sn and Ni,
- the electrolyte solution is an aqueous solution having a pH of 3 to 10,
- the positive electrode includes a catalyst layer containing a catalytic metal, and
- the catalyst layer includes, on a surface that is in contact with the electrolyte solution, a surface layer containing the element M.
Dependencies are inferred from the claim text.