METHOD FOR GENERATING DRIED CELLULOSE AND CELLULOSE-CONTAINING MATERIAL, AND RESWELLABLE CELLULOSE PRODUCTS PRODUCED BY THIS METHOD
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United States of America Patent
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Sep 25, 2014
app pub date -
Oct 19, 2012
filing date -
Oct 25, 2011
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Abstract
The aim of the invention is to dry cellulose and cellulose-containing materials in the shortest possible time and with the lowest possible technical costs, without disruptive stress on the cellulose and without loss of stability and efficacy of any additive substances, for example medicaments, and to reswell it as required almost completely to the original structure and consistency. According to the invention for the purpose of drying and obtaining the swellability with almost complete reconstitution of the cellulose structure and consistency the dried cellulose to be prepared or the cellulose-containing material is subjected to the adsorbent effect of a moisture binder, in particular an osmotically and/or hygroscopically effective solution and then dried regardless of any structural change to the material.
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