Invention Grant
US09050686B2 Laser methods to create easy tear off materials and articles made therefrom 有权
激光方法可以创建容易的撕裂材料和由此制成的物品

Laser methods to create easy tear off materials and articles made therefrom
Abstract:
A method of creating an easily torn material using laser etching, as well as articles produced therefrom is provided. As opposed to standard perforations, a laser is used to etch a line in a sheet of material. The line allows the material to be easily torn by a user, yet exhibits enough tensile strength to prevent tearing during regular use.
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