| abstract |
The present invention relates to a bisphenol production method using an ion exchange resin and an ion exchange resin for the production of bisphenol, the ion exchange resin is a compound represented by the structure (I), (II), (III), (IV) or a compound thereof Aromatic polymers having sulfonic acid groups modified with at least one accelerator selected from amine salts: (I) (II), (III), (IV), here R represents a hydrocarbon unit having 1 to 6 carbon atoms selected from an alkyl group, an alkenyl group, an alkynyl group, a phenyl group or optionally a hydrocarbon containing 1 to 6 carbonyl groups; x represents a hetero atom; n is an integer from 1 to 4. |