Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Electrode
Reexamination Certificate
2007-02-06
2007-02-06
Barr, Michael (Department: 1746)
Chemistry: electrical current producing apparatus, product, and
Current producing cell, elements, subcombinations and...
Electrode
C429S223000, C429S224000, C429S218100
Reexamination Certificate
active
10296754
ABSTRACT:
The present invention relates to a nonaqueous electrolyte battery comprising: a cathode including a positive active material; an negative including a negative active material and a nonaqueous electrolyte, wherein assuming that the first charging capacity of the positive active material per gram is Cc [mAh/g], the weight of the positive active material is Cw [g], the first charging capacity of the negative active material per gram is Ac [mAh/g], the first discharging capacity is Ad [mAh/g] and the weight of the negative active material is Aw [g], the value of X [%] represented by a formula 16 is located within a range expressed by 20≦X≦50.(Ac-Ad)×AwCc×Cw×100=X(formula16)Thus, the deterioration of a capacity due to charging and discharging cycles is suppressed.
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Hatake Shinji
Saito Takamitsu
Yamamoto Yoshikatsu
Barr Michael
Sonnenschein Nath & Rosenthal LLP
Sony Corporation
Wills Monique
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