Process for the production of bisphenols

Details Process for the production of bisphenols Process for the production of bisphenols

1981-05-12

1982-12-21

Lone, Werren B.

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

Organic compounds

Oxygen containing

568727, 568723, 568775, C07C 3916, C07C 3720

Patent

active

043650996

ABSTRACT:
A method of improving the performance of cationic exchange catalysts used in the production of bisphenols from phenolic compounds and carbonyl compounds by pretreating the phenolic compound with a chelating resin to remove metallic impurities.

REFERENCES:
patent: 3172916 (1965-03-01), Wagner
patent: 3187050 (1965-06-01), Duggan et al.
patent: 3351669 (1967-11-01), Anderson et al.
patent: 4191843 (1980-03-01), Kwantes et al.

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