IP Library Granted Patent US 11,471,865
Granted Patent B2
US 11,471,865 · App. 16/717,069 · Granted Oct 18, 2022

Synthesis of platinum single-site centers through metal-ligand self-assembly on metal oxide supports

Inventors: Steven L. Tait (Bloomington, IN); Linxiao Chen (Issaquah, WA)
Assignee: THE TRUSTEES OF INDIANA UNIVERSITY
B01J31/12B01J6/001B01J37/0027B01J37/04B01J37/06B01J23/10
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Quick Facts
Patent No.
US 11,471,865
App. No.
16/717,069
Granted
Oct 18, 2022
Kind
B2
Abstract

The invention describes single-site metal catalysts such as Pt single-site centers with a 3,6-di-2-pyridyl-1,2,4,5-tetrazine (DPTZ) ligand on support such as a powdered MgO, Al 2 O 3 , CeO 2 or mixtures thereof.

Claims (5)

1. A single site catalyst system comprising: (a) a single site catalyst precursor compound and (b) a support, wherein the single site catalyst precursor comprises the formula:

wherein n is 2 to 5.

2. The single site catalyst system of claim 1 , wherein the support comprises MgO, Al 2 O 3 , CeO 2 and mixtures thereof.

3. The single site catalyst of claim 1 , wherein the support is powdered.

4. The single site catalyst of claim 3 , wherein the support comprises CeO 2 .

Assignments (2)
CONFIRMATORY LICENSE Recorded Jan 11, 2021
From: INDIANA UNIVERSITY
To: UNITED STATES DEPARTMENT OF ENERGY
Reel/Frame 054946/0352 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 16, 2020
From: TAIT, STEVEN L; CHEN, LINXIAO
To: THE TRUSTEES OF INDIANA UNIVERSITY
Reel/Frame 051530/0178 →
Continuity (2)
Provisional Application 62780593 · Dec 17, 2018
Related Publication 20200261896A1 · Aug 20, 2020
Cited By (2)
US 12,251,690 US 12,551,876