Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Include electrolyte chemically specified and method
Reexamination Certificate
2004-07-15
2009-02-17
Weiner, Laura S (Department: 1795)
Chemistry: electrical current producing apparatus, product, and
Current producing cell, elements, subcombinations and...
Include electrolyte chemically specified and method
C429S338000, C429S330000, C429S326000, C429S331000, C429S329000, C429S300000, C252S062200
Reexamination Certificate
active
07491471
ABSTRACT:
An electrolyte for a lithium secondary battery which has a non-aqueous organic solvent including a γ-butyrolactone and optionally a cyclic carbonate, an ester compound having an electron withdrawing group, and at least two salts. The lithium secondary battery including the electrolyte has good safety and good storage characteristics at high temperature.
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European Search Report Application No. EP 04 09 0277; dated Nov. 26, 2004.
Chung Hyun-Jei
Jung Cheol-Soo
Kim Joong-Hun
Noh Hyeong-Gon
Shimizu Ryuichi
Bushnell , Esq. Robert E.
Samsung SDI & Co., Ltd.
Weiner Laura S
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