Porous carbon material and preparation method thereof, silicon-carbon material, secondary battery, and electronic device
AssigneeNingde Amperex Technology Limited
InventorsXianghuan LIU, Yisong SU, Hang CUI, Yuansen XIE
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Abstract
A porous carbon material having, based on a pore volume of the porous carbon material, a volume proportion of ultramicropores with a pore diameter less than or equal to 0.7 nm is denoted as P0%, and a volume proportion of micropores with a pore diameter less than or equal to 2 nm is denoted as P1%, where 2≤P0≤28 and 92≤P1≤100.
Claims20
A porous carbon material, wherein based on a pore volume of the porous carbon material, a volume proportion of ultramicropores with a pore diameter less than or equal to 0.7 nm is denoted as P0%, and a volume proportion of micropores with a pore diameter less than or equal to 2 nm is denoted as P1%, wherein 2≤P0≤28 and 92≤P1≤100.
A silicon-carbon material, comprising a porous carbon material, wherein based on a pore volume of the porous carbon material, a volume proportion of ultramicropores with a pore diameter less than or equal to 0.7 nm is denoted as P0%, and a volume proportion of micropores with a pore diameter less than or equal to 2 nm is denoted as P1%, wherein 2≤P0≤28 and 92≤P1≤100.
Dependencies are inferred from the claim text.