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:
Apr. 20, 2021
Filed:
Oct. 03, 2018
Applicant:
Dow Technology Investments Llc, Midland, MI (US);
Inventor:
Michael A. Brammer, Freeport, TX (US);
Assignee:
Dow Technology Investments LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 45/50 (2006.01); B01J 31/24 (2006.01);
U.S. Cl.
CPC ...
C07C 45/50 (2013.01); B01J 31/2404 (2013.01); B01J 2531/822 (2013.01);
Abstract
Some embodiments of the present invention relate to processes for reducing heavies formation in a solution comprising one or more aldehydes, such as a reaction fluid in a hydroformylation process. In some embodiments, the process comprises providing 0.1 to 5 wt. percent of an organic nitrogen compound based on the total weight of the aldehyde solution, the organic nitrogen compound comprising: wherein each of R1-R5 are independently hydrogen, an alkyl, or an aryl radical.