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...
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Main Authors | , , |
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Format | Patent |
Language | English Polish |
Published |
31.07.2019
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Subjects | |
Online Access | Get full text |
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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. |
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Bibliography: | Application Number: PL19900117052T |