Process for the continuous preparation of diaryl carbonates from

Details Process for the continuous preparation of diaryl carbonates from Process for the continuous preparation of diaryl carbonates from

1993-08-06

1994-08-02

Lee, Mary C.

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

Organic compounds

Carbonate esters

C07C 6996

Patent

active

053347420

ABSTRACT:
Diaryl carbonates are prepared by reaction from dialkyl carbonates and phenols using conventional transesterification catalysts in a specific mass-coupled and energy-coupled combination of columns, for example according to FIG. 1, in which the reference numerals have the meaning specified in the description.

REFERENCES:
patent: 4410464 (1983-10-01), Hallgren

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