Process for the preparation of alkylene carbonates

Details Process for the preparation of alkylene carbonates Process for the preparation of alkylene carbonates

Filed on

1992-11-16

Date issued

1995-02-21

Examiner

Ivy, C. Warren

Patent Class

Organic compounds -- part of the class 532-570 series

SubClass

Organic compounds

SubSubClass

Heterocyclic carbon compounds containing a hetero ring...

Other Related Categories

549230, C07D31718

Type

Patent

Status

active

Patent number

053917677

Description

ABSTRACT:
Alkylene carbonates can be prepared by catalytic reaction of alkylene oxides with carbon dioxide, catalysts which can be regenerated of the formula

REFERENCES:
patent: 4231937 (1980-11-01), Kao et al.
patent: 4314945 (1982-02-01), McMullen et al.
patent: 4344881 (1982-08-01), Strege et al.
Chemical Abstracts, Dec. 10, 1973, No. 136527r.
Chemical Abstracts, BE (Belgium), No. 2855232.
Akio Baba, The Chemical Society of Japan, 1987, pp. 1552-1554.
Walter Dumler, Chem. Ber. 123, 1990, pp. 277-283.
Horst Kisch, Chem. Ber. 119, 1986, pp. 1090-1094.

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