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US 2026/0290822 A1Published application
Negative electrode material for lithium-ion secondary battery, negative electrode for lithium-ion secondary battery, lithium-ion secondary battery, and method for producing negative electrode material for lithium-ion secondary battery
AssigneeResonac Corporation
InventorsHiroo ONUMA, Kento HOSHI, Hidetoshi HOMBO, Yoshinori UCHIYAMA
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Abstract
Provided is a negative electrode material for a lithium-ion secondary battery, which is graphite particles satisfying the following Formula (1): y + 5 0 x ≤ 9 4 ( 1 ) in Formula (1), x is a 250-tap density (g/cm3) of the graphite particles, and y is an oil absorption (mL/100 g) of the graphite particles.
Claims14
A negative electrode material for a lithium-ion secondary battery, which is graphite particles satisfying the following Formula (1):
- y
- +
- 5
-
- 0
-
- x
- ≤
- 9
-
- 4
- (
- 1
- )
- in Formula (1), x is a 250-tap density (g/cm3) of the graphite particles, and y is an oil absorption (mL/100 g) of the graphite particles.
12 more elements
Dependencies are inferred from the claim text.