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:
Dec. 20, 2022
Filed:
Mar. 16, 2018
King Fahd University of Petroleum and Minerals, Dhahran, SA;
Othman Charles Sadeq Al Hamouz, Dhahran, SA;
Mohammed Estatie, Dhahran, SA;
Tawfik Abdo Saleh Awadh, Dhahran, SA;
Mohamed A. Morsy, Dhahran, SA;
KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS, Dhahran, SA;
Abstract
A crosslinked polymer that is in the form of a Mannich polycondensation product including reacted units of a cyclic diaminoalkane, an aldehyde, and bisphenol-S or melamine. Also disclosed is a method for removing heavy metals from an aqueous solution by contacting the aqueous solution having an initial concentration of the heavy metal with the crosslinked polymer to form a mixture, and filtering the mixture to obtain an aqueous solution having a reduced concentration of the heavy metal compared to the initial concentration.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile