Energy accumulating device and its fabrication method
AssigneeMatsushita Electric Industrial Co., Ltd.
InventorsTakuma Asari, Susumu Nomoto
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Abstract
An energy accumulating device of the present invention is an energy accumulating device having a pair of electrodes, a separator set between the electrodes, a pair of collectors, a pair of conductive layers respectively set between the electrode and the collector, and an electrolytic solution, in which at least one of the conductive layers includes aspheric conductive particles extending at least in one direction and scaly graphite particles are preferable as the conductive particles.
Claims15
An energy accumulating device comprising a pair of electrodes, a separator set between the electrodes, a pair of collectors, a pair of conductive layers respectively set between the electrode and the collector, and an electrolytic solution, wherein
- at least one of the conductive layers includes aspheric conductive particles extending at least in one direction.
A fabrication method of an energy accumulating device including a pair of electrodes, a separator set between the electrodes, a pair of collectors, a pair of conductive layers respectively set between the electrode and the collector, and an electrolytic solution, comprising:
- a step of preparing conductive-layer paste by mixing aspheric conductive particles extending at least in one direction with a binder and a solvent;
- a sep of applying the obtained conductive-layer paste onto a collector;
- a step of drying the obtained paste-applied layer;
- and
- a step of electrically connecting an electrode onto the dried conductive layer.
A fabrication method of an energy accumulating device including a pair of electrodes, a separator set between the electrodes, a pair of collectors, a pair of conductive layers respectively set between the electrode and the collector, and an electrolytic solution, comprising:
- a step of preparing conductive-layer paste by mixing aspheric conductive particles extending at least in one direction with a binder and a solvent;
- a step of applying the obtained conductive-layer paste onto a collector;
- a step of attaching an electrode without drying the obtained paste-applied layer;
- and
- a step of drying an object obtained by integrating an electrode and a collector through conductive-layer paste.
Dependencies are inferred from the claim text.