Title:
DRYING DEVICE AND DRYING METHOD FOR ELECTRODE SHEET
Document Type and Number:
WIPO Patent Application WO/2023/121313
Kind Code:
A1
Abstract:
The present invention relates to a drying device for an electrode sheet, the drying device comprising a guide roller having a plurality of perforated holes formed on the outer circumferential surface thereof, wherein the guide roller is configured to vacuum-suction the electrode sheet so as to prevent the electrode sheet from being separated from the guide roller during a drying process. Thus, the occurrence of wrinkles in an uncoated area is reduced, and lifting of a current collector and the occurrence of cracks are prevented.
Inventors:
KIM DONG HAE (KR)
Application Number:
PCT/KR2022/020994
Publication Date:
June 29, 2023
Filing Date:
December 21, 2022
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M4/04; F26B3/04; F26B13/10; F26B25/14
Foreign References:
| JP2012251763A | 2012-12-20 | |||
| JP2021113659A | 2021-08-05 | |||
| KR20160046864A | 2016-04-29 | |||
| JP2014107237A | 2014-06-09 | |||
| KR101181824B1 | 2012-09-11 | |||
| KR20210184673A |
Attorney, Agent or Firm:
KIM, Hong Gyun (KR)
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