US 11,807,599 B2
Organic carbonate production process
Kai Jürgen Fischer, Amsterdam (NL); Evert Van Der Heide, Amsterdam (NL); Peter Van De Haar, Assen (NL); Udeogu Chijioke Onwusogh, Doha (QA); and Nicoleta Cristina Nenu, Amsterdam (NL)
Assigned to SHELL USA, INC., Houston, TX (US)
Appl. No. 17/637,205
Filed by SHELL OIL COMPANY, Houston, TX (US)
PCT Filed Aug. 6, 2020, PCT No. PCT/EP2020/072124
§ 371(c)(1), (2) Date Feb. 22, 2022,
PCT Pub. No. WO2021/037516, PCT Pub. Date Mar. 4, 2021.
Claims priority of application No. 19194630 (EP), filed on Aug. 30, 2019.
Prior Publication US 2022/0281799 A1, Sep. 8, 2022
Int. Cl. C07C 68/04 (2006.01); B01D 3/00 (2006.01); B01D 3/14 (2006.01); B01J 31/10 (2006.01); C07C 68/08 (2006.01)
CPC C07C 68/04 (2013.01) [B01D 3/009 (2013.01); B01D 3/143 (2013.01); B01J 31/10 (2013.01); C07C 68/08 (2013.01)] 10 Claims
 
1. A process for preparing an organic carbonate, comprising contacting carbon dioxide and an alcohol in the presence of water and a catalyst in a reaction zone resulting in the production of the organic carbonate, wherein the organic carbonate is continuously removed from the reaction zone, and wherein the reaction zone is part of a distillation column and the organic carbonate is continuously removed from the distillation column.