Title:
ELECTROLYTIC COPPER FOIL FOR CURRENT COLLECTOR OF SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2023/075196
Kind Code:
A1
Abstract:
Disclosed is an electrolytic copper foil for a current collector of a secondary battery. The present invention provides an electrolytic copper foil characterized in that the thickness ratio elongation at room temperature is 1.3 to 2.0 %/μm, and the ratio of the surface wetting angle (θM) on the M surface relative to the surface wetting angle (θS) on the S plane is 1 or more.
Inventors:
SONG KIDEOK (KR)
LEE SOO UN (KR)
PARK SEULKI (KR)
LEE SUN HYOUNG (KR)
LEE SOO UN (KR)
PARK SEULKI (KR)
LEE SUN HYOUNG (KR)
Application Number:
PCT/KR2022/015133
Publication Date:
May 04, 2023
Filing Date:
October 07, 2022
Export Citation:
Assignee:
LOTTE ENERGY MAT CORPORATION (KR)
International Classes:
C25D1/04; C25D3/38; C25D5/00; H01M4/66
Domestic Patent References:
| WO2021101177A1 | 2021-05-27 |
Foreign References:
| KR20190030987A | 2019-03-25 | |||
| KR20150062229A | 2015-06-08 | |||
| KR20190043275A | 2019-04-26 | |||
| US20140199588A1 | 2014-07-17 |
Attorney, Agent or Firm:
HMP IP GROUP (KR)
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