Patent · US Expired

High performance catalyst systems for the synthesis of alkylenecarbonates

US6399536B2 · kind B2 · utility

4Cited by
5References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 9, 2001
Grant dateJun 4, 2002
Priority date
Expiry dateFeb 9, 2021

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2531/842
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A catalyst of the formula (1) for the synthesis of alkylene carbonate by reacting alkylene oxide and carbon dioxideLmMXn  (1) wherein L is selected from a group of pyridines;M is a metal atom selected from Zn, Fe, Mn, Pb and In;X is a halogen atom selected from Cl, Br and I;m is 1 or 2, andn is 2 or 3.

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