Pouch-type secondary battery

A pouch-type secondary battery, comprising:

• an electrode assembly including a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode;
• and
• a pouch case including a sealing portion sealed along an edge thereof to accommodate the electrode assembly therein, and a terrace portion formed to extend toward the sealing portion in which an electrode lead is disposed,
• wherein a notch portion is formed to be spaced apart from one surface of the sealing portion adjacent to the notch portion in a longitudinal direction of the pouch-type secondary battery in the sealing portion.