Electrode comprising protective layer for lithium ion secondary battery and lithium ion secondary battery
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United States of America Patent
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May 13, 2014
Grant Date -
Dec 26, 2013
app pub date -
Aug 30, 2013
filing date -
Mar 25, 2009
priority date (Note) -
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Abstract
A lithium ion secondary battery containing a pair of electrodes facing each other, and a separator interposed between the electrodes, wherein at least one of the electrodes has a protecting layer, an active-material containing layer, and a collector sequentially from the separator. The protecting layer contains a silicone resin particle having at least one structural unit represented by RSiO1.5 and R2SiO, where R represents an alkyl group having 1 to 6 carbon atoms or a phenyl group.
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