Method of purifying diphenyl carbonate-phenol adduct

Details Method of purifying diphenyl carbonate-phenol adduct Method of purifying diphenyl carbonate-phenol adduct

1997-02-10

1998-05-26

Ambrose, Michael G.

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

Organic compounds

Carbonate esters

558270, 558271, 558272, 558273, C07C 6808

Patent

active

057568014

ABSTRACT:
Adducts of hydroxyaromatic compounds such as phenol and diaryl carbonates such as diphenyl carbonate are washed with a washing composition comprising a major proportion, typically about 90%, of the hydroxyaromatic compound and a minor proportion, typically about 10%, of the diaryl carbonate.

REFERENCES:
patent: 5239106 (1993-08-01), Shafer
patent: 5312955 (1994-05-01), Pressman et al.

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