The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 30, 2019
Filed:
May. 04, 2017
Applicant:
Cabot Corporation, Boston, MA (US);
Inventors:
Andriy Korchev, Westford, MA (US);
Aurelien L. DuPasquier, Westford, MA (US);
Miodrag Oljaca, Concord, MA (US);
Geoffrey D. Moeser, Groton, MA (US);
Assignee:
Cabot Corporation, Boston, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/62 (2006.01); C09C 1/50 (2006.01); C09C 1/56 (2006.01); H01G 11/42 (2013.01); H01G 11/46 (2013.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 10/0525 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/625 (2013.01); C09C 1/50 (2013.01); C09C 1/56 (2013.01); H01G 11/42 (2013.01); H01G 11/46 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 10/0525 (2013.01); C01P 2002/60 (2013.01); C01P 2002/82 (2013.01); C01P 2004/64 (2013.01); C01P 2006/12 (2013.01); C01P 2006/19 (2013.01); C01P 2006/22 (2013.01); C01P 2006/40 (2013.01); H01M 2004/021 (2013.01);
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 m/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/m; and (d) either an Lcrystallite size less than or equal to 29 Å, or a primary particle size less than or equal to 24 nm.