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:
Jun. 03, 2025
Filed:
Jul. 14, 2021
Applicant:
Calgon Carbon Corporation, Moon Township, PA (US);
Inventor:
Rebecca L. Distefano, Oakdale, PA (US);
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02F 1/28 (2023.01); B01D 53/02 (2006.01); C02F 1/58 (2023.01); C02F 101/36 (2006.01);
U.S. Cl.
CPC ...
C02F 1/281 (2013.01); B01D 53/02 (2013.01); C02F 1/58 (2013.01); B01D 2253/102 (2013.01); C02F 2101/36 (2013.01);
Abstract
The disclosure provides sorbents and sorbents that improve the adsorption of per- and polyfluoroalkyl substances (PFAS). The sorbents and sorbents have microstructures that efficiently adsorb PFAS, as shown by the combination of high volumetric iodine number and high volumetric molasses number. Methods of manufacturing and methods of use are further provided.