Patent · US Active

Selective hydrogenation methods

US11059762B2 · kind B2 · utility

0Cited by

0References

20Claims

0Family size

Assignee

CLARIANT INTERNATIONAL LTD · CH

Inventors

Darren Adams · The Woodlands, US
Mingyong Sun · Louisville, US
Uwe Duerr · Germering, DE
Denise R. Cooper · St. Petersburg, US
Brian H. Heasley · Wake Forest, US
Ling Xu · Potomac, US
Tina Clinton · Louisville, US

Key dates

Filing date	Oct 22, 2019
Grant date	Jul 13, 2021
Priority date	—
Expiry date	Oct 22, 2039

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P20/52
WIPO fieldChemical engineering
WIPO sectorChemistry

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.