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:
Dec. 02, 1997
Filed:
Jun. 28, 1996
Applicant:
Inventors:
Ioan Nicolau, Corpus Christi, TX (US);
Philip M Colling, Corpus Christi, TX (US);
Leland R Johnson, Corpus Christi, TX (US);
Assignee:
Hoechst Celanese Corporation, Warren, NJ (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ;
U.S. Cl.
CPC ...
502330 ; 502325 ; 502344 ;
Abstract
This invention provides a supported palladium-gold catalyst for vinyl acetate production from ethylene, acetic acid and oxygen. All of the reactants employed in the catalyst preparation are potassium salt compounds which are essentially sodium-free. A preferred invention palladium-gold catalyst provides exceptional improvement of carbon dioxide selectivity in vinyl acetate production.