Patent ID: 8252456
Filing Date: 2012-08-28
Classification: H01M,Y02E,Y10T

Abstract:
1. A battery outer label attached to an outer circumferential surface of a battery case, the battery outer label comprising: a base material made of a heat-shrinkable resin film; a printing layer formed on a front surface of the base material; and a vapor-deposited metal layer and an adhesive layer formed on a back surface of the base material, wherein the entire battery outer label including the base material, the printing layer, the vapor-deposited metal layer, and the adhesive layer has a water vapor permeability in the range of 14 to 30 g/m the heat-shrinkable resin film is 50 μm or less in thickness, and the vapor-deposited metal layer is 0.03-0.05 μm in thickness.