A new manufacturing process uses lasers to seal paper packaging instead of glue
via fraunhofer.de
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A simple paper envelope made without additional glue or plastic to seal three of its sides. | Image: Fraunhofer IVV Although paper is a more environmentally friendly packaging material than plastic, it’s often contaminated with additives, such as adhesives used to create a secure seal. That complicates the recycling process and reduces the quality of […]