Electrodes, compositions, and devices having high structure carbon blacks
AssigneeCabot Corporation
InventorsAndriy Korchev, Aurelien L. DuPasquier, Miodrag Oljaca, Geoffrey D. Moeser
Life of this patent
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Abstract
An electrode for an energy storage device includes carbon black particles having (a) a Brunauer-Emmett-Teller (BET) surface area ranging from 70 to 120 m2/g; (b) an oil absorption number (OAN) ranging from 180 to 310 mL/100 g; (c) a surface energy less than or equal to 15 mJ/m2; and (d) either an La crystallite size less than or equal to 29 Å, or a primary particle size less than or equal to 24 nm.
Claims22
An electrode for an energy storage device, comprising:
- carbon black particles having (a) a Brunauer-Emmett-Teller (BET) surface area ranging from 70 to 120 m2/g;
- (b) an oil absorption number (OAN) ranging from 180 to 310 mL/100 g;
- (c) a surface energy less than or equal to 15 mJ/m2;
- and (d) either an La crystallite size less than or equal to 29 Å, or a primary particle size less than or equal to 24 nm.
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A composition, comprising:
- carbon black particles having (a) a Brunauer-Emmett-Teller (BET) surface area ranging from 70 to 120 m2/g;
- (b) an oil absorption number (OAN) ranging from 180 to 310 mL/100 g;
- (c) a surface energy less than or equal to 15 mJ/m2;
- and (d) either an La crystallite size less than or equal to 29 Å, or a primary particle size less than or equal to 24 nm.
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Carbon black particles having (a) a Brunauer-Emmett-Teller (BET) surface area ranging from 70 to 120 m2/g;
- (b) an oil absorption number (OAN) ranging from 180 to 310 mL/100 g;
- (c) a surface energy less than or equal to 15 mJ/m2;
- and (d) either an La crystallite size less than or equal to 29 Å, or a primary particle size less than or equal to 24 nm.
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Dependencies are inferred from the claim text.