Process for manufacturing a fibrillated cellulose powder suitable for being dispersed in an aqueous medium
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United States of America Patent
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May 15, 2018
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Jun 24, 2013
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Jun 25, 2012
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Abstract
A method for manufacturing a fibrillated cellulose powder suitable for being dispersed in an aqueous medium, comprising a step of adding a monovalent salt (e.g., sodium chloride, potassium chloride, and lithium chloride) to a fibrillated cellulose suspension, followed by a lyophilization step to provide the fibrillated cellulose powder. Also disclosed are a method of dispersing the fibrillated cellulose powder comprising the method for manufacturing with the further steps of suspending the fibrillated cellulose powder in an aqueous medium and subsequent dialysis of the suspension.
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