Process for oligomerization with stage-customized exchange of the oligomerization catalyst

US10865164B2 · kind B2 · utility

Assignee

• Evonik Operations GmbH · DE

Inventors

• Stephan Peitz · Johannesweg, DE
• Dietrich Maschmeyer · Recklinghausen, DE
• Helene Reeker · Dortmund, DE
• Guido Stochniol · Haltern am See, DE
• Markus Winterberg · Waltrop, DE
• Andreas Beckmann · Pforzheim, DE

Key dates

• Filing date: Dec 11, 2019
• Grant date: Dec 15, 2020
• Expiry date: Dec 11, 2039

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02P20/584
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

A method includes at least two-stage process for the oligomerization of short-chain olefins in the presence of a catalyst, wherein the regeneration of the catalyst is stage-customized.