Cellulosic fibrous aggregate and a process for its preparation

Details Cellulosic fibrous aggregate and a process for its preparation Cellulosic fibrous aggregate and a process for its preparation

B - Operations, Transporting

29

C

18/1113

B29C 43/20 (2006.01) B27N 1/00 (2006.01) B27N 3/08 (2006.01) B27N 3/14 (2006.01) C08L 97/02 (2006.01)

Patent

CA 2005471

T 408 FF ABSTRACT PROCESS FOR THE TREATMENT OF CELLULOSIC, FIBROUS MATERIALS A cellulosic fibrous aggregate formed from sections of cellulosic fibrous material by a process which comprises: a softening stage comprising softening a plurality of sections of cellulosic fibrous material by the action of an aqueous softening agent at elevated temperature, thereby at least partially breaking down the cellulosic cross-linking in the cellulosic fibrous material; a compression stage comprising pressing together the softened sections of cellulosic fibrous material to form a compressed matrix; and a consolidation stage comprising dewatering and consolidating the compressed matrix to form a consolidated matrix, and a process for its preparation comprising the aforementioned softening, compression and consolidation stages. PS12014

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