Vtu Holding Gmbh

Bdi Biodiesel International Ag

Bdi-bioenergy International Ag

Koncar, Michael

Wolfgang Glasl

Michael Koncar

Matthaeus Siebenhofer

Martin Mittelbach

Wilhelm Hammer

Erich Jeitler

Helmut Gossler

Helmut GÖSSLER

The invention relates to a process for the production of carboxylic acid esters by esterification of carboxylic acids and/or transesterification of carboxylic acid esters with alcohols in the presence of a liquid metal catalyst, characterized in that the liquid metal catalyst is the alkaline earth metal salt of a carboxylic acid.

Process for the production of carboxylic acid esters

A thin-film evaporator with a vertical drum (), a supply line () that is arranged in the upper region of the drum () and is used to supply a medium to be evaporated, a heating jacket () arranged on the periphery of the drum and forming vapors, a discharge line () for discharging the residue left in the lower end of the drum, and a condenser () supplied with a coolant, for increasing the separating capacity and optionally for performing chemical reactions, is characterized in that an inner device () influencing the action of the thin-film evaporator is provided in the path of the vapors from the heating jacket () to the condenser ().

Thin-film evaporator

Growing community of inventors

Graz, Austria

Wolfgang Glasl