Positive electrode for alkaline batteries, and alkaline battery and method for producing the same
AssigneeMaxell, Ltd.
InventorsYusuke Inoue, Yoshihisa Hirose, Takahiro Furutani
Life of this patent
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Abstract
The alkaline battery of the present invention includes, as power generation components, a positive electrode containing silver oxide as a positive electrode active material, a negative electrode, a separator, and an alkaline electrolyte solution. At least one of the power generation components contains tellurium or a compound of tellurium. The total content of tellurium element contained in components housed in the battery is 0.4 parts by mass or more with respect to 100 parts by mass of the total amount of silver element in the positive electrode active material. The positive electrode is substantially free of cadmium.
Claims10
A positive electrode for alkaline batteries, comprising:
- a positive electrode active material comprising silver oxide,
- wherein the positive electrode contains tellurium or a compound of tellurium,
- wherein the content of tellurium element in the positive electrode is 0.4 parts by mass or more with respect to 100 parts by mass of the total amount of silver element in the positive electrode active material,
- wherein the silver oxide contained in the positive electrode active material consists of silver(I) oxide, and
- wherein the positive electrode is substantially free of cadmium.
An alkaline battery comprising power generation components, wherein the power generation components comprises:
- a positive electrode containing silver oxide as a positive electrode active material;
- a negative electrode;
- a separator;
- and
- an alkaline electrolyte solution,
- wherein at least one of the power generation components contains tellurium or a compound of tellurium,
- wherein the total content of tellurium element contained in components housed in the battery is 0.4 parts by mass or more with respect to 100 parts by mass of the total amount of silver element in the positive electrode active material,
- wherein the silver oxide contained in the positive electrode active material consists of silver(I) oxide, and
- wherein the positive electrode is substantially free of cadmium.
Dependencies are inferred from the claim text.