| 摘要 |
The invention concerns a continuous method for making bisphenol A which consists in: reacting phenol and acetone in the presence of a strong acid catalyst and a co-catalyst; said method is carried out by using as co-catalyst a dithioether of general formula (I) wherein the symbols R and (R') represent each a hydrogen atom, an alkyl radical or a phenyl radical, and the symbol R'' represents an alkyl radical optionally substituted.
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