Patent · US Active

Method for synthesizing cyclic carbonates

US10093643B2 · kind B2 · utility

0Cited by

7References

13Claims

0Family size

Assignee

Henkel AG & Co. KGaA and Henkel IP & Holding GmbH · DE

Inventors

Therese Hemery · Wiesbaden, DE
Hans-Georg Kinzelmann · Pulheim, DE
Rosa Maria Sebastian Perez · Ripollet, ES
Jordi Marquet Cortes · Barcelona, ES
Yongxia Wang · Bound Brook, US
Jorge Aguilera · Copoya, MX

Key dates

Filing date	Nov 14, 2017
Grant date	Oct 9, 2018
Priority date	—
Expiry date	Nov 14, 2037

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G64/34
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

The present invention relates to a method for synthesizing cyclocarbonates by reacting an epoxy compound and carbon dioxide at atmospheric pressure and elevated temperature in the presence of a heterogeneous catalyst system comprising an alkali metal halide and silica as well as the use of said catalyst system for the synthesis of cyclocarbonates.

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