Method for producing high-purity bisphenols

Details Method for producing high-purity bisphenols Method for producing high-purity bisphenols

C - Chemistry, Metallurgy

07

C

C07C 39/16 (2006.01) C07C 37/20 (2006.01)

Patent

CA 2143910

Low-color bisphenols may be produced by condensing phenol with ketones in the presence of a strong-acid cation exchange resin acting as an acid catalyst for the condensation reaction, and of a small amount, relative to the acid catalyst, of a weak-base anion exchange resin.

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