Patent ID: 8216653
Filing Date: 2012-07-10
Classification: B65D,Y10T

Abstract:
1. A protecting film coating a three-dimensional surface of a workpiece, comprising: an adhesive layer defining at least one split; and a release layer comprising at least one remaining portion for shielding the at least one split of the adhesive layer and a release portion detachably formed on the adhesive layer, the at least one remaining portion being capable of remaining on the adhesive layer after the release portion detaches from the adhesive layer; wherein the at least one split of the adhesive layer are capable of being expanded in a width direction, and a maximum width between the opposite sides of each split of the adhesive layer is less than a width of the at least one remaining portion, such that the adhesive layer is adhered to the three-dimensional surface of the workpiece with the at least one split being expanded in a width direction, the at least one remaining portion is positioned between the adhesive layer and the three-dimensional surface of the workpiece and remains on the adhesive layer for shielding the splits of the adhesive layer.