Patent · US Active

Process for preparing ethene oxide

US10774057B2 · kind B2 · utility

0Cited by

0References

15Claims

0Family size

Assignee

BASF SE

Inventors

Andrei-Nicolae Parvulescu · Ludwigshafen am Rhein, DE
Ulrich Mueller · Hamburg, DE
Joaquim Henrique Teles · Waldsee, DE
Dominic RIEDEL · Ludwigshafen, DE
Markus Weber · Langenfeld, DE
Yan Li · Fremont, US

Key dates

Filing date	Jul 12, 2017
Grant date	Sep 15, 2020
Priority date	—
Expiry date	Jul 12, 2037

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P20/52
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

A process for preparing ethene oxide comprising providing a liquid feed stream comprising ethene, hydrogen peroxide, and a solvent; passing the liquid feed stream into an epoxidation zone comprising a catalyst comprising a titanium zeolite comprising zinc and having framework type MWW, and subjecting the liquid feed stream to epoxidation reaction conditions in the epoxidation zone, obtaining a reaction mixture comprising ethene oxide, water, and the solvent; removing an effluent stream from the epoxidation zone, the effluent stream comprising ethene oxide, water and the solvent.

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