Process for preparing glycerol carbonate (meth)acrylate

US12378183B2 · kind B2 · utility

Assignee

• Evonik Operations GmbH · DE

Inventors

• Marcel Treskow · Darmstadt, DE
• Günther Gräff · Bensheim, DE
• Maik Caspari · Zwingenberg, DE
• Thorben Schütz · Hähnlein, DE
• Steffen Krill · Mühltal, DE

Key dates

• Filing date: Oct 2, 2020
• Grant date: Aug 5, 2025
• Expiry date: Nov 14, 2042

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08F20/28
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A process prepares glycerol carbonate (meth)acrylate by transesterification of methyl (meth)acrylate with glycerol carbonate, in the presence of a zirconium acetylacetonate catalyst. The catalyst is pretreated with 2% by weight to 25% by weight of water, based on the amount of catalyst.