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:
Jan. 10, 2017
Filed:
Aug. 15, 2013
Applicant:
Dow Technology Investments Llc, Midland, MI (US);
Inventors:
Michael A. Brammer, Lake Jackson, TX (US);
Rick B. Watson, Missouri City, TX (US);
Avery L. Watkins, Pearland, TX (US);
Assignee:
Dow Technology Investments LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 31/18 (2006.01); C07C 45/50 (2006.01); C07C 45/00 (2006.01);
U.S. Cl.
CPC ...
B01J 31/185 (2013.01); C07C 45/00 (2013.01); C07C 45/50 (2013.01); B01J 2231/321 (2013.01); B01J 2531/822 (2013.01);
Abstract
A process for forming a catalyst from a catalytic metal precursor, a chelating bisphosphite and a bulky monophosphite, with a slightly greater than stoichiometric amount of chelating bisphosphite relative to catalytic metal under a CO partial pressure at least 25 psig.