Slot Die Coating Device Having Air Vent
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United States of America Patent
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Issued Date -
Feb 1, 2024
app pub date -
Oct 13, 2023
filing date -
May 14, 2019
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Abstract
The present disclosure relates to a slot die coating apparatus for coating an electrode active material slurry onto an electrode collector, the slot die coating apparatus including a coating roller, a die comprising a lower discharge opening, through which a first electrode active material slurry is discharged, and an upper die located on the upper side of the lower die and having an upper discharge opening, through which a second electrode active material slurry is discharged, and an upper air vent may be installed in the upper die and a lower air vent may be installed in the lower die.
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