| 摘要 |
<p>A pouch-type secondary battery is disclosed. The pouch-type secondary battery, according to the present invention, comprises: an electrode assembly having a cathode plate and an anode plate arranged by placing a separator therebetween; and a pouch-type case which has the electrode assembly and an electrolyte accommodated and packaged therein, and which has a sealing portion formed along the edge thereof, wherein a water permeation prevention member is capable of being attached, by welding, to the entirety of the sealing portion formed at the edge of the pouch-type case.</p> |
