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US 12,551,876 B2Granted
Coordinated platinum hydrosilylation catalysts with COOH based ligands
AssigneeThe Trustees of Indiana University
InventorsSteven L. Tait, Jr., Iyad Syed Ali, Linxiao Chen
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Abstract
The invention describes metal catalysts such as Pt single-site centers on metal oxide supports, e.g., powdered supports, such as MgO, Al2O3, CeO2 or mixtures thereof with phenyl or biphenyl ligands substituted with two or more carboxylic acid groups.
Claims20
A supported platinum catalyst system comprising:
- (a) an anchoring ligand comprising a multi-carboxylic acid phenyl or biphenyl ligand, (b) a platinum metal ion, (c) a support and (d) 3,6-di-2-pyridyl-1,2,4,5-tetrazine (DPTZ).
Dependencies are inferred from the claim text.