abstract |
The present invention relates to the production of 3,3,5-trimethylcyclohexylidenebisphenol. In particular, the present invention relates to the production of 3,3,5-trimethylcyclohexylidenebisphenol from 3,3,5-trimethylcyclohexanone and phenol in the presence of a gaseous acidic catalyst. This production is preferably carried out continuously. [Selection diagram] None |