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:
Aug. 30, 2016
Filed:
May. 16, 2014
Applicant:
Scientific Design Company, Inc., Little Ferry, NJ (US);
Inventors:
Nabil Rizkalla, Rivervale, NJ (US);
Andrzej Rokicki, Mountain Lakes, NJ (US);
Assignee:
Scientific Design Company, Inc., Little Ferry, NJ (US);
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/50 (2006.01); C07D 301/10 (2006.01);
U.S. Cl.
CPC ...
B01J 23/50 (2013.01); C07D 301/10 (2013.01); Y02P 20/52 (2015.11);
Abstract
A silver-based ethylene oxide catalyst that can be used in the vapor phase conversion of ethylene to ethylene oxide in the presence of oxygen is provided that includes a carrier; a catalytic effective amount of silver; and a promoting amount of at least one promoter, wherein the catalyst has a surface sodium content of 100 ppm or less.