DEVICE FOR MANUFACTURING POLYETHYLENE TEREPHTHALATE MELT BLOWN FIBER WEB AND MANUFACTURING METHOD USING THE SAME
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United States of America Patent
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Issued Date -
Oct 3, 2024
app pub date -
Sep 19, 2023
filing date -
Mar 28, 2023
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Abstract
There is provided a device for manufacturing a PET melt blown fiber web further including a heat treatment machine that presses and heat-treats a PET melt blown fiber web formed on a forming table, wherein the heat treatment machine includes a porous pressure belt that presses the PET melt blown fiber web toward the forming table and transfers the PET melt blown fiber web to the winder side together with a porous circulation belt of the forming table, a hot air supply chamber that supplies high-temperature hot air to the PET melt blown fiber web to crystallize the PET melt blown fiber web that is pressed and transferred by the porous pressure belt, and a height control means that controls the height of the porous pressure belt for pressing the PET melt blown fiber web.
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