Second battery comprising a gel polymer solid electrolyte and a copolymer of vinyl pyridine with a hydroxyl-group-containing (meth) acrylate as binder for the negative electrode
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United States of America Patent
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Jul 21, 1998
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N/A
app pub date -
Jul 30, 1996
filing date -
Aug 1, 1995
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Abstract
A secondary battery includes a positive electrode comprising a positive active material; an electrolyte layer including a gel polymer solid electrolyte; and a carbon-based negative electrode capable of occluding and releasing lithium, which contains a binder including a resin composition of a copolymer of (a) a vinyl pyridine compound of formula (1), ##STR1## wherein R.sup.1 is a hydrogen atom, an alkyl group having 1 to 3 carbon atoms, or a halogen atom, and R.sup.2 is a hydrogen atom or an alkyl group having 1 to 3 carbon atoms, and (b) a hydroxyl-group-containing (meth)acrylate compound.
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