Process for purifying impure diphenols

Details Process for purifying impure diphenols Process for purifying impure diphenols

1976-12-30

1978-09-12

Morgenstern, Norman

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

Organic compounds

Oxygen containing

260607AR, 260609F, 260613R, 568749, 568751, 568755, C07C 3722, C07C 3724

Patent

active

041139747

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

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patent: 3326986 (1967-06-01), Dugan et al.
patent: 3535389 (1970-10-01), De Jong
patent: 3673262 (1972-06-01), Prahl et al.
patent: 3919330 (1975-11-01), Kwantes et al.
patent: 3932535 (1976-01-01), Zoche et al.

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