	US 12,319,704 B2
	Multimetal-metal organic framework adsorbent
Abdul Malik P. Peedikakkal, Dhahran (SA); and Isam Hasan Aljundi, Dhahran (SA)
Assigned to KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS, Dhahran (SA)
Filed by KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS, Dhahran (SA)
Filed on Jul. 26, 2022, as Appl. No. 17/873,746.
Application 17/873,746 is a division of application No. 16/805,143, filed on Feb. 28, 2020, granted, now 11,420,983.
Prior Publication US 2022/0372049 A1, Nov. 24, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. C07F 1/08 (2006.01); C01B 3/00 (2006.01); C07F 3/06 (2006.01); C07F 15/02 (2006.01); C07F 15/04 (2006.01); C07F 15/06 (2006.01)

CPC C07F 1/08 (2013.01) [C01B 3/0015 (2013.01); C07F 3/06 (2013.01); C07F 15/02 (2013.01); C07F 15/04 (2013.01); C07F 15/06 (2013.01)]

10 Claims

1. An MM-MOF, comprising:

a linker comprising 1,3,5-benzenetricarboxylate;

copper (II) cations; and

nickel (II) cations,

wherein the MM-MOF is crystalline by PXRD and has TBO topology,

wherein the MM-MOF has a gradient in Cu²⁺ concentration between a center of the MM-MOF and an outer perimeter of the MM-MOF,

wherein concentration of the Cu²⁺ is higher towards the center of the MM-MOF than the outer perimeter.