Methods and apparatus for manufacturing fiber-based microwavable food containers
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United States of America Patent
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Jun 5, 2018
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app pub date -
Jul 26, 2016
filing date -
Jul 26, 2016
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Abstract
Methods and apparatus for manufacturing a microwavable food container include: forming a wire mesh over a mold comprising a mirror image of the microwavable food container; immersing the wire mesh in a fiber-based slurry bath; drawing a vacuum across the wire mesh to cause fiber particles to accumulate at the wire mesh surface; and removing the wire mesh including the accumulated fiber particles from the slurry bath; wherein the slurry comprises a moisture barrier, an oil barrier, and a vapor barrier.
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