Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Separator – retainer – spacer or materials for use therewith
Reexamination Certificate
2006-07-20
2010-02-09
Yuan, Dah-Wei D (Department: 1795)
Chemistry: electrical current producing apparatus, product, and
Current producing cell, elements, subcombinations and...
Separator, retainer, spacer or materials for use therewith
C429S314000, C429S247000, C429S129000
Reexamination Certificate
active
07659036
ABSTRACT:
A lithium rechargeable battery includes a separator that shows excellent safety characteristics such as short circuit resistance and heat resistance. The lithium rechargeable battery includes a cathode, an anode, a separator that separates the cathode and the anode from each other, and a non-aqueous electrolyte, wherein the separator includes a porous membrane formed of a ceramic material and a binder, and wherein the binder includes at least one crystalline resin having a crystal melting temperature of 250° C. or higher or at least one non-crystalline resin having an initial decomposition temperature of 250° C. or higher.
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Han Wonchull
Kim Jin-hee
Min Jaevun
Best Zachary
Samsung SDI & Co., Ltd.
Stein McEwen, LLP
Yuan Dah-Wei D
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