US Patent Issued to KING SAUD UNIVERSITY on May 13 for "Hydrogel nanobeads for adsorption of pollutants from wastewater" (Saudi Arabia Inventors)

ALEXANDRIA, Va., June 12 -- United States Patent no. 12,297,128, issued on May 13, was assigned to KING SAUD UNIVERSITY (Riyadh, Saudi Arabia).

"Hydrogel nanobeads for adsorption of pollutants from wastewater" was invented by Javed Alam (Riyadh, Saudi Arabia), Mansour Salah Alhoshan (Riyadh, Saudi Arabia), Fekri Abdulraqeb Ahmed Ali (Riyadh, Saudi Arabia) and Arun Kumar Shukla (Riyadh, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "Hydrogel nanobeads include an ionically crosslinked sulfated polysaccharide biopolymer such as a carrageenan. In an embodiment, the hydrogel nanobeads comprise kappa carrageenan (KCg) and a metal ion crosslinking agent. In an embodiment, the metal ion crosslinking age...