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.

Date of Patent:
Oct. 21, 2014

Filed:

Mar. 14, 2011
Applicants:

Richard T. Mayes, Knoxville, TN (US);

Sheng Dai, Knoxville, TN (US);

Inventors:

Richard T. Mayes, Knoxville, TN (US);

Sheng Dai, Knoxville, TN (US);

Assignee:

UT-Battelle, LLC, Oak Ridge, TN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 31/00 (2006.01); C01B 31/04 (2006.01); H01M 4/62 (2006.01); C02F 1/469 (2006.01); C01B 31/02 (2006.01); C02F 1/461 (2006.01); H01G 11/42 (2013.01); H01G 11/24 (2013.01); C02F 1/46 (2006.01);
U.S. Cl.
CPC ...
H01M 4/625 (2013.01); C02F 2001/46138 (2013.01); C01P 2004/64 (2013.01); H01G 11/42 (2013.01); C01P 2006/16 (2013.01); C01B 31/04 (2013.01); C01P 2006/12 (2013.01); C01P 2004/62 (2013.01); C01P 2004/60 (2013.01); H01G 11/24 (2013.01); C02F 1/4691 (2013.01); Y02E 60/12 (2013.01); C01P 2004/61 (2013.01); C01B 31/02 (2013.01); C02F 1/4604 (2013.01);
Abstract

A method for fabricating a porous carbon material possessing a hierarchical porosity, the method comprising subjecting a precursor composition to a curing step followed by a carbonization step, the precursor composition comprising: (i) a templating component comprised of a block copolymer, (ii) a phenolic component, (iii) a dione component in which carbonyl groups are adjacent, and (iv) an acidic component, wherein said carbonization step comprises heating the precursor composition at a carbonizing temperature for sufficient time to convert the precursor composition to a carbon material possessing a hierarchical porosity comprised of mesopores and macropores. Also described are the resulting hierarchical porous carbon material, a capacitive deionization device in which the porous carbon material is incorporated, as well as methods for desalinating water by use of said capacitive deionization device.


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Mayes, Richard. (2014). Carbon composition with hierarchical porosity, and methods of preparation (U.S. Patent No. 8865351). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8865351

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