KR102603547B1 - 비수 전해액용 첨가제, 비수 전해액 및 축전 디바이스 - Google Patents
비수 전해액용 첨가제, 비수 전해액 및 축전 디바이스 Download PDFInfo
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Abstract
[화학식 1]
식 (1) 중, X는, 설폰일기 또는 카보닐기를 나타내고, R1은 할로젠 원자로 치환되어 있어도 되는 탄소수 1~4의 알킬기, 또는 하이드록실기 등을 나타내며, R2는, 할로젠 원자로 치환되어 있어도 되는 탄소수 1~3의 탄화수소기를 나타낸다.
Description
Claims (13)
- 비수 전해액, 및 정극판 및 부극판을 구비하고, 상기 정극판과 상기 부극판이 상기 비수 전해액을 통하여 대향하여 배치되어 있는, 축전 디바이스로서,
상기 비수 전해액이, 비수용매, 전해질, 및 하기 식 (1)로 나타나는 화합물을 포함하고,
[화학식 1]
[식 (1) 중,
X는, 설폰일기 또는 카보닐기를 나타내고,
R1은 할로젠 원자로 치환되어 있어도 되는 탄소수 1~4의 알킬기, 할로젠 원자로 치환되어 있어도 되는 탄소수 2~4의 알켄일기, 할로젠 원자로 치환되어 있어도 되는 탄소수 2~4의 알카인일기, 할로젠 원자로 치환되어 있어도 되는 아릴기, 할로젠 원자로 치환되어 있어도 되는 탄소수 1~4의 알콕시기, 할로젠 원자로 치환되어 있어도 되는 탄소수 2~4의 알켄일옥시기, 할로젠 원자로 치환되어 있어도 되는 탄소수 2~4의 알카인일옥시기, 할로젠 원자로 치환되어 있어도 되는 아릴옥시기, 하이드록실기, 또는 리튬옥시기를 나타내며,
R2는, 할로젠 원자로 치환되어 있어도 되는 탄소수 1~3의 탄화수소기를 나타낸다.],
상기 정극판이, 정극 집전체와, 상기 정극 집전체의 내면 측에 마련된 정극 활물질층을 갖고,
상기 정극 활물질층이
Li(NixCoyMz)O2(x, y 및 z는, 0.1≤x<1, 0.1≤y<1, 0.1≤z<1, 및 x+y+z=1을 충족시키는 수치이고, M은 Mn임), 또는
Li(NixCoyAlz)O2(x, y 및 z는, 0.5≤x<1, 0.1≤y≤0.4, 0.1≤z≤0.2, 및 x+y+z=1을 충족시키는 수치임)
을 포함하는, 축전 디바이스. - 청구항 1에 있어서,
리튬 이온 전지인 축전 디바이스. - 청구항 1에 있어서,
리튬 이온 커패시터인 축전 디바이스. - 하기 식 (1)로 나타나는 화합물을 포함하는, 비수 전해액용 첨가제.
[화학식 1]
[식 (1) 중,
X는, 설폰일기 또는 카보닐기를 나타내되,
X가 설폰일기인 경우, R1은 에틸기, n-프로필기, 아이소프로필기, n-뷰틸기, 아이소뷰틸기, t-뷰틸기, 트라이플루오로메틸기, 할로젠 원자로 치환되어 있어도 되는 탄소수 2~4의 알켄일기, 할로젠 원자로 치환되어 있어도 되는 탄소수 2~4의 알카인일기, 할로젠 원자로 치환되어 있어도 되는 아릴기, 할로젠 원자로 치환되어 있어도 되는 탄소수 1~4의 알콕시기, 할로젠 원자로 치환되어 있어도 되는 탄소수 2~4의 알켄일옥시기, 할로젠 원자로 치환되어 있어도 되는 탄소수 2~4의 알카인일옥시기, 할로젠 원자로 치환되어 있어도 되는 아릴옥시기, 하이드록실기, 또는 리튬옥시기를 나타내고,
X가 카보닐기인 경우, R1은 할로젠 원자로 치환되어 있어도 되는 탄소수 1~4의 알킬기, 할로젠 원자로 치환되어 있어도 되는 탄소수 2~4의 알켄일기, 할로젠 원자로 치환되어 있어도 되는 탄소수 2~4의 알카인일기, 할로젠 원자로 치환되어 있어도 되는 아릴기, 할로젠 원자로 치환되어 있어도 되는 탄소수 1~4의 알콕시기, 할로젠 원자로 치환되어 있어도 되는 탄소수 2~4의 알켄일옥시기, 할로젠 원자로 치환되어 있어도 되는 탄소수 2~4의 알카인일옥시기, 할로젠 원자로 치환되어 있어도 되는 아릴옥시기, 하이드록실기, 또는 리튬옥시기를 나타내며,
R2는, 할로젠 원자로 치환되어 있어도 되는 탄소수 1~3의 탄화수소기를 나타낸다.] - 청구항 4에 있어서,
식 (1)로 나타나는 상기 화합물이, 하기 식 (2)로 나타나는 화합물인, 비수 전해액용 첨가제.
[화학식 2]
[식 (2) 중, X 및 R1은 식 (1) 중의 X 및 R1과 동의이다.] - 청구항 4 또는 청구항 5에 있어서,
X가 설폰일기인 경우, R1은 에틸기, n-프로필기, 아이소프로필기, n-뷰틸기, 아이소뷰틸기, t-뷰틸기, 또는 트라이플루오로메틸기이고,
X가 카보닐기인 경우, R1은 할로젠 원자로 치환되어 있어도 되는 탄소수 1~4의 알킬기인, 비수 전해액용 첨가제. - 청구항 4 또는 청구항 5에 있어서,
X가 설폰일기인, 비수 전해액용 첨가제. - 청구항 4 또는 청구항 5에 기재된 비수 전해액용 첨가제, 비수용매, 및 전해질을 함유하는, 비수 전해액.
- 청구항 8에 있어서,
비수용매가 환상 카보네이트 및 쇄상 카보네이트를 포함하는, 비수 전해액. - 청구항 8에 있어서,
전해질이, 리튬염을 포함하는 전해질인, 비수 전해액. - 청구항 8에 기재된 비수 전해액, 및 정극 및 부극을 구비하는, 축전 디바이스.
- 청구항 11에 있어서,
리튬 이온 전지인 축전 디바이스. - 청구항 11에 있어서,
리튬 이온 커패시터인 축전 디바이스.
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JP2017210779 | 2017-10-31 | ||
JPJP-P-2017-210779 | 2017-10-31 | ||
PCT/JP2018/040397 WO2019088127A1 (ja) | 2017-10-31 | 2018-10-30 | 非水電解液用添加剤、非水電解液及び蓄電デバイス |
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EP (1) | EP3706228A4 (ko) |
JP (1) | JP7265481B2 (ko) |
KR (1) | KR102603547B1 (ko) |
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WO2022071987A1 (en) * | 2020-09-29 | 2022-04-07 | NOHMs Technologies, Inc. | Cyclic sulfone additives for lithium ion batteries |
WO2025084071A1 (ja) * | 2023-10-19 | 2025-04-24 | 住友精化株式会社 | 非水電解液二次電池 |
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GB1024644A (en) * | 1961-12-20 | 1966-03-30 | Whiffen & Sons Ltd | Sulpholanyl ketazines |
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US4069112A (en) * | 1976-06-18 | 1978-01-17 | M & T Chemicals Inc. | Electroplating of nickel, cobalt, mutual alloys thereof or ternary alloys thereof with iron |
JP2597091B2 (ja) | 1986-10-16 | 1997-04-02 | 日立マクセル株式会社 | リチウム二次電池 |
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KR20140031233A (ko) * | 2011-04-26 | 2014-03-12 | 우베 고산 가부시키가이샤 | 비수 전해액, 그것을 이용한 축전 디바이스, 및 환상 설폰산 에스터 화합물 |
EP2755272B1 (en) * | 2011-11-16 | 2018-04-18 | LG Chem, Ltd. | Non-aqueous electrolyte solution for lithium secondary battery and lithium secondary battery comprising same |
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