Copper foil for current collector of lithium secondary battery and negative electrode including the same

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United States of America Patent

PATENT NO 10665865
APP PUB NO 20200106102A1
SERIAL NO

16403473

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present disclosure provides an electrodeposited copper foil having a puncture strength value and a tear strength value. A ratio of the puncture strength value to the tear strength value is from 14 to 64. The present disclosure also provides a lithium-ion secondary battery. The lithium-ion secondary battery is manufactured by using the electrodeposited copper foil and has excellent charge-discharge cycle life.

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Patent Owner(s)

  • CHANG CHUN PETROCHEMICAL CO. LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cheng, Kuei-Sen Taipei, TW 26 79
Chou, Jui-Chang Taipei, TW 42 65
Huang, Huei-Fang Taipei, TW 14 30
Lai, Yao-Sheng Taipei, TW 43 53

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