Additives for primary electrochemical cells having manganese dio

Details Additives for primary electrochemical cells having manganese dio Additives for primary electrochemical cells having manganese dio

1993-05-17

1994-08-30

Kalafut, Stephen

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Electrode

429232, H01M 462

Patent

active

053427122

ABSTRACT:
The invention relates to primary alkaline cells containing manganese dioxide cathode active material. Anatase titanium dioxide is added to the manganese dioxide cathode material resulting in an increase in the useful service life of the cell. Typically the anatase titanium dioxide comprises between 0.1 and 5 percent by weight of the cathode active material.

REFERENCES:
patent: 1058778 (1913-04-01), Morrison
patent: 4096318 (1978-06-01), Wurmb et al.
patent: 4483785 (1984-11-01), Johnson et al.
patent: 4524091 (1985-06-01), Blaauw et al.
patent: 5011752 (1991-04-01), Kordesch
patent: 5026617 (1991-06-01), Kosaka

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