CELLULOSE SOLUTION MANUFACTURING METHOD, CELLULOSE PRECIPITATE MANUFACTURING METHOD, CELLULOSE SACCHARIFICATION METHOD, CELLULOSE SOLUTION, AND CELLULOSE PRECIPITATE

The invention relates to a cellulose solution manufacturing method including: performing an ozonation treatment to bring a cellulose-containing material and ozone into contact with each other; and performing an alkali treatment to bring the obtained treated material and an alkali aqueous solution in...

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Bibliographische Detailangaben
Hauptverfasser: NAKAMURA KENJI, DOYAMA KAZUO, TAKAO MASAKI, HIGAKI SEIJI, YATSUZUKA MANAMI, IWANE KAZUYOSHI
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The invention relates to a cellulose solution manufacturing method including: performing an ozonation treatment to bring a cellulose-containing material and ozone into contact with each other; and performing an alkali treatment to bring the obtained treated material and an alkali aqueous solution into contact with each other, thereby dissolving at least cellulose in the cellulose-containing material brought into contact with the ozone in the alkali aqueous solution. According to the invention, it is possible to provide a method of manufacturing a cellulose solution in which cellulose can be dissolved in a more simple manner, a method of manufacturing a cellulose precipitate in which cellulose can be recovered from the cellulose solution, and a method of saccharifying cellulose which uses the cellulose precipitate.