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:
Jul. 13, 2021
Filed:
Oct. 22, 2019
Clariant International Ltd, Muttenz, CH;
Darren Adams, The Woodlands, TX (US);
Mingyong Sun, Louisville, KY (US);
Uwe Duerr, Germering, DE;
Denise Cooper, Houston, TX (US);
Brian Heasley, Houston, TX (US);
Ling Xu, Munich, DE;
Tina Clinton, Louisville, KY (US);
Clariant International Ltd, Muttenz, CH;
Abstract
The present disclosure relates to methods for selectively hydrogenating acetylene, to methods for starting up a selective hydrogenation reactor, and to hydrogenation catalysts useful in such methods. In one aspect, the disclosure provides a variety of methods for starting up reactors for use in methods for selectively hydrogenating acetylene using a catalyst composition comprises a porous support, palladium, and one or more ionic liquids.