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Patent Searching and Data


Title:
SLOT-DIE COATING APPARATUS COMPRISING AIR VENT
Document Type and Number:
WIPO Patent Application WO/2020/231141
Kind Code:
A1
Abstract:
The present invention relates to a slot-die coating apparatus for coating an electrode active material slurry on an electrode current collector, the apparatus comprising: a coating roller; a die comprising a lower discharge part through which a first electrode active material slurry is discharged; and an upper die provided on the lower die and comprising an upper discharge part through which a second electrode active material slurry is discharged, wherein an upper air vent is provided in the upper die, and a lower air vent is provided in the lower die.

Inventors:
KIM KI TAE (KR)
LEE DO HYUN (KR)
LEE TAEK SOO (KR)
KIM CHEOLWOO (KR)
CHOY SANG HOON (KR)
Application Number:
PCT/KR2020/006208
Publication Date:
November 19, 2020
Filing Date:
May 12, 2020
Export Citation:
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Assignee:
LG CHEMICAL LTD (KR)
International Classes:
B05C5/02; H01M4/04
Foreign References:
KR20190019827A2019-02-27
KR101107651B12012-01-20
JPS6055280B21985-12-04
JP2018144030A2018-09-20
JPS6046573B21985-10-16
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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