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Patent Searching and Data


Title:
SLOT DIE COATING DEVICE COMPRISING AIR VENT
Document Type and Number:
WIPO Patent Application WO/2021/045442
Kind Code:
A1
Abstract:
The present invention relates to a slot die coating device for coating an electrode current collector with an electrode active material slurry, the slot die coating device comprising: a coating roller; at least two dies; a discharge port from which the electrode active material slurry is discharged in the opposite direction to the direction in which gravity acts; and an air vent provided in each of the dies.

Inventors:
KIM KI TAE (KR)
LEE TAEK SOO (KR)
LEE DO HYUN (KR)
KIM CHEOLWOO (KR)
CHOY SANG HOON (KR)
Application Number:
PCT/KR2020/011446
Publication Date:
March 11, 2021
Filing Date:
August 27, 2020
Export Citation:
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Assignee:
LG CHEMICAL LTD (KR)
International Classes:
B05C5/02; B05C9/12; H01M4/04
Foreign References:
JP2003112101A2003-04-15
US7621737B22009-11-24
US5425967A1995-06-20
KR20190019827A2019-02-27
US9391312B22016-07-12
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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