The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 07, 2021
Filed:
Nov. 29, 2018
Dow Technology Investments Llc, Midland, MI (US);
Marinus A. Bigi, Pearland, TX (US);
Michael A. Brammer, Freeport, TX (US);
Dow Technology Investments LLC, Midland, MI (US);
Abstract
The present invention relates to hydroformylation processes for producing aldehydes. In some embodiments, the process comprises contacting in a reaction zone reactants comprising an olefin, hydrogen and CO in the presence of a rhodium-organophosphite based catalyst, optionally with free organophosphite ligand, and 0.1 to 3 weight percent, based on the total weight of the fluid in the reaction zone, of certain polymers specified herein, such that the solubility of the polymer in the aldehyde is greater than or equal to 1 weight percent at 40° C.
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