Title:
DIE COATER FOR COATING ACTIVE MATERIAL OF SECONDARY BATTERY CURRENT COLLECTOR
Document Type and Number:
WIPO Patent Application WO/2023/136568
Kind Code:
A1
Abstract:
The disclosed invention relates to a die coater capable of effectively simultaneously coating two different liquids on a current collector for a secondary battery, the die coater comprising: a lower block having a manifold accommodating a first liquid; an upper block coupled to the lower block and having a second-liquid inlet; and a coater shim interposed between the upper block and the lower block to form separated first and second slits open frontward. In an example, the coater shim has a second-liquid passage on a center guide protruding and extending forward across the manifold, and a manifold insert that supports the lower surface of the center guide is provided in the manifold.
Inventors:
PARK JOON SUN (KR)
KIM GUK TAE (KR)
KIM GUK TAE (KR)
Application Number:
PCT/KR2023/000369
Publication Date:
July 20, 2023
Filing Date:
January 09, 2023
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
B05C5/02; H01M4/04; H01M10/42
Foreign References:
| CN205253457U | 2016-05-25 | |||
| CN213133858U | 2021-05-07 | |||
| CN213612390U | 2021-07-06 | |||
| CN209631524U | 2019-11-15 | |||
| KR102316428B1 | 2021-10-22 | |||
| KR20220004233A | 2022-01-11 |
Attorney, Agent or Firm:
KIM, Hong Gyun (KR)
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