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AssigneeMatsushita Electric Industrial Co., Ltd.
InventorsSoryu Nakayama, Soichi Shibata, Takashi Okawa
Estimating the term…
A negative electrode plate includes a conductive support and a first, a second and a third layer laminated on a surface of the support in this order from the support side. The first layer contains a hydrogen storage alloy powder and a first powder essentially made of a carbonaceous material. The second layer contains a hydrogen storage alloy powder, the first powder and a second powder having conductivity. The third layer contains the second powder as a main component.
A negative electrode plate for a nickel-metal hydride storage battery, comprising a conductive support and a first, a second and a third layer arranged on a surface of the support in this order from the support side, wherein
A negative electrode plate for a nickel-metal hydride storage battery, comprising a conductive support and an active material layer formed on both sides of the support, wherein
A method for producing a negative electrode plate for a nickel-metal hydride storage battery, comprising:
A method for producing a negative electrode plate for a nickel-metal hydride storage battery, comprising:
Dependencies are inferred from the claim text.
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Electric conductive fillers: metals
Composites: as layered products
Of elements or alloys: hydrogen absorbing alloys
Electric conductive fillers: carbon or graphite
Term end not estimated
1. Field of the Invention
The present invention relates to a negative electrode plate for a nickel-metal hydride storage battery, a method for producing the same and a nickel-metal hydride storage battery using the same.
2. Description of the Related Art
FIG. 1 is a schematic cross-sectional view showing an example of a negative electrode plate according to the present invention.
FIG. 2 is a schematic cross-sectional view showing another example of a negative electrode plate according to the present invention.
FIG. 3 is a schematic cross-sectional view showing still another example of a negative electrode plate according to the present invention.
Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In the following description, the same reference numerals will be applied to the same parts, and a redundant explanation may be omitted.
In Embodiment 1, an example of a negative electrode plate according to the present invention will be described. A negative electrode plate of the present invention is for a nickel-metal hydride storage battery. FIG. 1 schematically shows a cross-sectional view of a negative electrode plate 100 of Embodiment 1.
The negative electrode plate 100 includes a conductive support 10, as well as a first layer 11, a second layer 12 and a third layer 13 that are formed successively on both sides of the support 10.