Methods of treating a hydroformylation catalyst solution
AssigneeDow Technology Investments LLC
InventorsMichael A. Brammer, Marinus A. Bigi, Rick B. Watson
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Abstract
Disclosed herein are methods of treating a hydroformylation catalyst solution wherein the solution comprises rhodium, polyphosphoramidite ligands, and polyphosphoramidite ligand degradation products and wherein the hydroformylation catalyst solution is used to hydroformylate an olefin in an operating hydroformylation unit. In some embodiments, such methods comprise contacting the catalyst solution with a peroxide in the operating hydroformylation unit.
Claims10
A method of treating a hydroformylation catalyst solution comprising rhodium, polyphosphoramidite ligand, and polyphosphoramidite ligand degradation products, wherein the hydroformylation catalyst solution is used to hydroformylate an olefin in an operating hydroformylation unit, the method comprising:
- contacting the catalyst solution with a peroxide in the operating hydroformylation unit.
Dependencies are inferred from the claim text.