Process and composition

Details Process and composition Process and composition

1994-05-18

1995-03-21

Lone, Werren B.

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

Organic compounds

Oxygen containing

568701, 568722, 568724, 25218224, 25218229, C07C 3768, C07C 3916, C07C 3788, C07C 3720

Patent

active

053997891

ABSTRACT:
A process comprising the addition of a degradation inhibiting effective amount of an amine having a boiling point above that of the phenol used in the process to a composition comprising the said phenol and a bisphenol, the addition occurring prior to a procedure which subjects the bisphenol to substantial heat, said bisphenol produced from an acidic ion exchange resin catalyzed reaction of the said phenol and a ketone or aldehyde.

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patent: 5008470 (1991-04-01), Powell et al.
patent: 5098603 (1992-03-01), Perlman
patent: 5124490 (1992-06-01), Cipullo
patent: 5336813 (1994-08-01), Cipullo et al.

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