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US 7,887,953 B2Granted
Positive electrode for alkaline storage battery
AssigneesPanasonic Corporation, Asahi Glass Company, Limited
InventorsHaruya Nakai, Toru Inagaki, Yusuke Ozaki, Masayuki Saito
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Abstract
A positive electrode for an alkaline storage battery is disclosed, comprising a conductive base material and an active material layer attached to the base material, the active material layer comprising an active material and a binder, the binder comprising an elastic copolymer comprising one or more tetrafluoroethylene units and one or more propylene units.
Claims12
An alkaline storage battery comprising a positive electrode, wherein the positive electrode comprises a conductive base material and an active material layer attached to the conductive base material,
- the active material layer comprises an active material and a binder,
- the active material comprises a powder comprising nickel hydroxide,
- the binder comprises an elastic copolymer and the binder is contained in an amount of 1 to 10 parts by weight per 100 parts by weight of the active material, and
- the elastic copolymer comprises one or more tetrafluoroethylene units and one or more —CHCH3CH2 units in a mole ratio of 3:7 to 7:3.
1 more element
Dependencies are inferred from the claim text.