BATTERY CELL COMPRISING SEALING PART HAVING EMBOSSED PATTERN FORMED

The present invention relates to a battery cell including a pouch-shaped battery case configured to receive an electrode assembly therein, wherein the pouch-shaped battery case includes a sealed portion provided at an outer periphery thereof surrounding an electrode assembly receiving portion, and an embossed pattern is formed on the sealed portion in all directions, whereby it is possible to increase sealing force of a pouch-shaped battery cell without addition of a separate battery cell manufacturing process.