Current collectors for battery
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United States of America Patent
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Jun 25, 2002
Grant Date -
N/A
app pub date -
Dec 23, 1999
filing date -
Dec 25, 1998
priority date (Note) -
Expired
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Abstract
This invention provides a polymer rechargeable battery, which is obtained by integrally holding a separator, which comprises a polymer and a plasticizer, between positive and negative electrodes and then replacing the plasticizer with an electrolyte solution. The positive and negative electrodes are provided with current collectors obtained by etching metal-foil base materials, respectively. This invention also provides such current collectors. The polymer rechargeable battery according to this invention is excellent in impedance characteristic, load characteristic and the like.
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