Lewatit® K 1131 S is a strongly acidic, gel-type, polymer-based resin in spherical bead form with a very narrow bead size distribution and ideally suited as a heterogeneous catalyst for organic reactions.
It has a low degree of crosslinking, good mechanical stability and gives optimum performance in polar media.
Lewatit® K 1131 S is suitable for the following applications:
- Bisphenol-A production 双酚A
- Condensation and esterifications of small polar melecules
- Hydrolysis of ether and esters