Process Design Center News Today

Making the European chemical industry more cost-effective and environmentally friendly with electrified technology for production of bleaching and disinfection chemicals.

by Hans Keuken (Process Design Center)  Hydrous ethanol can be distilled up to 3.5 volume% water (limit azeotrope); • Anhydrous ethanol is further dehydrated to contain less water typically 1%; • Dehydration units require additional capital & operating cost (energy); • Brazilian prices in US$/ltr. can be found at www.cepea.esalq.usp.br/english/ethanol/?id_page 243; Hydrous ethanol is cheaper; • Ethanol and especially hydrous ethanol are strong and cheaper octane enhancers than MTBE...