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:
Dec. 10, 2024

Filed:

Jul. 21, 2022
Applicants:

Saudi Arabian Oil Company, Dhahran, SA;

King Fahd University of Petroleum & Minerals, Dhahran, SA;

Inventors:

Tawfik A. Saleh, Dhahran, SA;

Elaf A. Ahmed, Dhahran, SA;

Hasan Al Abdulgader, Dammam, SA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 3/22 (2006.01); C08K 9/06 (2006.01); C08K 9/08 (2006.01);
U.S. Cl.
CPC ...
C08K 3/22 (2013.01); C08K 9/06 (2013.01); C08K 9/08 (2013.01); C08K 2003/2227 (2013.01); C08K 2201/011 (2013.01);
Abstract

The disclosure relates to compositions containing alumina nanoparticles. Each alumina nanoparticle is covalently bonded to polyurethane and two different functional groups. One of the functional groups contains a fluorocarbon. The other functional group is capable of undergoing protonation. The wettability of the compositions can be altered by changes in pH. The disclosure also provides methods for synthesizing the compositions and using the compositions in oil-water separation applications.


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Saleh, Tawfik. (2024). Compositions containing alumina nanoparticles for oil-water separation (U.S. Patent No. 12163006). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12163006

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