Color stable bisphenols

Details Color stable bisphenols Color stable bisphenols

1994-03-02

1995-05-09

Lone, Werren B.

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

Organic compounds

Oxygen containing

568722, 568723, C07C 3788

Patent

active

054141494

ABSTRACT:
Bisphenols, such as bisphenol-A are color-stabilized by the addition of an .alpha.-hydroxy polycarboxylic acid iron sequestrant.

REFERENCES:
patent: 2672485 (1954-03-01), Menn et al.
patent: 3403186 (1968-09-01), Schlichting et al.
patent: 4191843 (1980-03-01), Kwantes et al.
patent: 4766254 (1988-08-01), Faler et al.
patent: 4847433 (1989-07-01), Kissinger
patent: 4894486 (1990-01-01), Neil, Jr. et al.
patent: 5124490 (1992-06-01), Cipullo
patent: 5146007 (1992-09-01), Cipullo

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