Patent 7297382 was granted and assigned to Agfa-Gevaert on November, 2007 by the United States Patent and Trademark Office.
An improved ink-jet recording material is disclosed comprising a support and at least one ink receiving layer containing a water-soluble or water-dispersible polymer, characterized in that said polymer comprises a repeating monomeric unit having a moiety capable of chelating boric acid by means of at least one nitrogen containing functional group and at least one hydroxyl group thereby forming a five- or six-membered ring.