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Patent, 2020

A METHOD FOR TREATING A PLANT MATERIAL

Demir Westman, Eda; Dymek-Krakowiak, Katarzyna Maria; Hellström, Maria

Abstract

The present invention describes a method for treating a plant material, said method comprising the following steps: - exposing the plant material to vacuum impregnation in an aqueous solution; - applying a pulsed electrical field (PEF) treatment to the plant material in the aqueous solution before, simultaneously as or after exposing the plant material to vacuum impregnation in an aqueous solution; - applying a drying step to the PEF treated plant material for removing water/moisture from surfaces of the plant material before packing the treated plant material; said method also comprising an active step for preventing microbial contamination of the aqueous solution.

Published in


Application number: PCT/SE2019/051258
Patent number: WO/2020/122798
Publication date: 2020-06-18