WO2019050216A3 - 음극 활물질, 상기 음극 활물질을 포함하는 음극, 및 상기 음극을 포함하는 이차 전지 - Google Patents

음극 활물질, 상기 음극 활물질을 포함하는 음극, 및 상기 음극을 포함하는 이차 전지

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WO2019050216A3
WO2019050216A3 PCT/KR2018/010099 KR2018010099W WO2019050216A3 WO 2019050216 A3 WO2019050216 A3 WO 2019050216A3 KR 2018010099 W KR2018010099 W KR 2018010099W WO 2019050216 A3 WO2019050216 A3 WO 2019050216A3
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anode
active material
same
anode active
particles
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PCT/KR2018/010099
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WO2019050216A2 (ko
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최정현
이소라
김은경
이용주
신선영
송현민
김지은
권서영
오일근
이재영
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주식회사 엘지화학
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Priority to CN201880057285.9A priority Critical patent/CN111095621B/zh
Priority to US16/645,807 priority patent/US20200280059A1/en
Priority to EP18854257.5A priority patent/EP3667777B1/en
Publication of WO2019050216A2 publication Critical patent/WO2019050216A2/ko
Publication of WO2019050216A3 publication Critical patent/WO2019050216A3/ko

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    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
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    • H01M10/052—Li-accumulators
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    • H—ELECTRICITY
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    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
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    • H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
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    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
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    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
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  • Chemical & Material Sciences (AREA)
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  • Inorganic Chemistry (AREA)
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Abstract

본 발명은 제1 입자 및 제2 입자를 포함하는 탄소질 매트릭스를 포함하며, 상기 제1 입자는, 실리콘 코어; 상기 실리콘 코어 상에 배치되며 SiOx(0<x≤2)를 포함하는 산화막층; 및 상기 산화막층의 표면의 적어도 일부를 덮으며 LiF를 포함하는 코팅층을 포함하고, 상기 제2 입자는 인편상 흑연인 음극 활물질에 관한 것이다.
PCT/KR2018/010099 2017-09-11 2018-08-30 음극 활물질, 상기 음극 활물질을 포함하는 음극, 및 상기 음극을 포함하는 이차 전지 WO2019050216A2 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201880057285.9A CN111095621B (zh) 2017-09-11 2018-08-30 负极活性材料、包含所述负极活性材料的负极和包含所述负极的二次电池
US16/645,807 US20200280059A1 (en) 2017-09-11 2018-08-30 Negative electrode active material, negative electrode including the negative electrode active material, and secondary battery including the negative electrode
EP18854257.5A EP3667777B1 (en) 2017-09-11 2018-08-30 Negative electrode active material, negative electrode including the negative electrode active material, and secondary battery including the negative electrode

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020170116083A KR102285979B1 (ko) 2017-09-11 2017-09-11 음극 활물질, 상기 음극 활물질을 포함하는 음극, 및 상기 음극을 포함하는 이차 전지
KR10-2017-0116083 2017-09-11

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WO2019050216A2 WO2019050216A2 (ko) 2019-03-14
WO2019050216A3 true WO2019050216A3 (ko) 2019-05-02

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US (1) US20200280059A1 (ko)
EP (1) EP3667777B1 (ko)
KR (1) KR102285979B1 (ko)
CN (1) CN111095621B (ko)
WO (1) WO2019050216A2 (ko)

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CN110993912A (zh) * 2019-09-25 2020-04-10 东莞赣锋电子有限公司 一种硅碳负极电池的制备
KR20210107419A (ko) 2020-02-24 2021-09-01 삼성에스디아이 주식회사 리튬 이차 전지용 음극 활물질 및 이를 포함하는 리튬 이차 전지
KR102600047B1 (ko) * 2023-04-24 2023-11-08 (주)디온에너지 음극표면 코팅막 형성 방법 및 이를 적용한 리튬 1차 전지

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Also Published As

Publication number Publication date
KR102285979B1 (ko) 2021-08-04
CN111095621A (zh) 2020-05-01
EP3667777A2 (en) 2020-06-17
WO2019050216A2 (ko) 2019-03-14
CN111095621B (zh) 2022-06-03
EP3667777A4 (en) 2020-10-21
US20200280059A1 (en) 2020-09-03
KR20190029044A (ko) 2019-03-20
EP3667777B1 (en) 2022-12-28

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