SUBCRITICAL GAS ASSISTED DRYING OF BIOPOLYMER MATERIAL

A method is provided for producing a dehydrated biopolymer powder, said method comprising the successive steps of: a) providing a filter cake comprising biopolymer material and 30 to 60 wt.% of water; b) contacting said filter cake with a pressurised gas to extract water from the filter cake, said p...

Full description

Saved in:
Bibliographic Details
Main Authors GIUSEPPIN, Marco Luigi Federico, HOFLAND, Gerard Willem, SMITS, Peter Jan
Format Patent
LanguageEnglish
French
German
Published 26.12.2012
Subjects
Online AccessGet full text

Cover

Loading…
More Information
Summary:A method is provided for producing a dehydrated biopolymer powder, said method comprising the successive steps of: a) providing a filter cake comprising biopolymer material and 30 to 60 wt.% of water; b) contacting said filter cake with a pressurised gas to extract water from the filter cake, said pressurised gas having a pressure and a temperature below the critical point of the gas; c) separating water-containing pressurised gas from the dehydrated filter cake; and d) collecting a dehydrated biopolymer powder.
Bibliography:Application Number: EP20110705290