Defoaming process and system for producing regenerated cellulose based on low-temperature alkali urea method

The invention discloses a defoaming process and system for producing regenerated cellulose based on a low-temperature alkali urea method, pulp porridge dissolved with fibers is fed into a vacuum degassing tank to remove gas and then is fed into a low-temperature extruder to prepare cellulose colloid...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YAN JUSONG, HE QIPING, LI YONGCHUAN, HU WANXIANG, XIE ZENGYING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON DERIVATIVES THEREOF METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS POLYSACCHARIDES THEIR PREPARATION OR CHEMICAL WORKING-UP
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