Process for purifying impure diphenols

Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing

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260607AR, 260609F, 260613R, 567749, 567751, 567755, C07C 3722, C07C 3724

Patent

active

041074432

ABSTRACT:
A process for improving the quality of diphenols by recrystallization from aqueous solvent systems.

REFERENCES:
patent: 3821294 (1974-06-01), Vernalekon et al.
patent: 3919330 (1975-11-01), Kwantes et al.

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