Laser scoring of metal/polymer structures
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United States of America Patent
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Nov 3, 2015
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app pub date -
Dec 19, 2012
filing date -
Aug 30, 2012
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Abstract
A method of scoring a multi-layer film structure, wherein the multi-layer film structure comprises a metal layer and polymer layer bonded to each other, the method comprises using a single laser beam incident to the polymer layer to produce a score line in the polymer layer, wherein the laser energy is absorbed only by the metal layer.
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