Patent · US Expired

Process for the production of alkylene carbonates and oxides

US4483994A · kind A · utility

2Cited by
17References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 22, 1983
Grant dateNov 20, 1984
Priority date
Expiry dateFeb 22, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D317/36
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for the production of alkylene carbonates, such as propylene carbonate, is disclosed. The process involves reacting the desired olefin with a thallic oxide or a weak acid thallic salt with carbon dioxide in an aqueous, organic solvent containing, halogen-free system.

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