Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Motoaki Nishijima0
Naoto Nishimura0
Naoto Torata0
Date of Patent
August 21, 2007
Patent Application Number
10475262
Date Filed
April 18, 2002
Patent Primary Examiner
Patent abstract
A lithium polymer secondary battery comprising a negative electrode, a positive electrode and an electrolyte layer between both electrodes, wherein the negative electrode and the positive electrode each has a solid electrolyte prepared by incorporating an organic electrolytic solution into a polymer, the polymer is obtained by solidifying a precursor solution containing vinylene carbonate and a content of vinylene carbonate in the precursor solution for the positive electrode is smaller than that in the precursor solution for the negative electrode.
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