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:
Mar. 20, 2018
Filed:
Jul. 15, 2016
Applicant:
Cabot Corporation, Boston, MA (US);
Inventors:
Andriy Korchev, Westford, MA (US);
Aurelien DuPasquier, Westford, MA (US);
Paolina Atanassova, Waltham, MA (US);
Assignee:
Cabot Corporation, Boston, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/14 (2006.01); H01M 4/583 (2010.01); H01M 10/06 (2006.01); C09C 1/56 (2006.01);
U.S. Cl.
CPC ...
H01M 4/583 (2013.01); C09C 1/565 (2013.01); H01M 4/14 (2013.01); H01M 10/06 (2013.01); C01P 2006/12 (2013.01); C01P 2006/19 (2013.01); C01P 2006/40 (2013.01);
Abstract
Disclosed herein are oxidized carbon blacks, which can be incorporated into electrode compositions for lead acid batteries. In some embodiments, the oxidized carbon blacks have a BET surface area ranging from 650 to 2100 m/g; an oil absorption number (OAN) ranging from 35 to 500 mL/100 g; and a volatile content of at least 5.5 wt. % relative to the total weight of the oxidized carbon black, as determined by weight loss at 950° C.