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公开(公告)号:CA2892725A1
公开(公告)日:2014-06-19
申请号:CA2892725
申请日:2013-12-02
Applicant: BASF SE , UNIV DRESDEN TECH
Inventor: ERREN STEFAN , SCHÖNHABER DIETER , SCHACHTL MARTIN , FISCHER STEFFEN , BÄURICH CHRISTIAN
Abstract: The invention relates to a method for producing cellulose from material containing lignocellulose by means of sulfite decomposition or sulfate decomposition in the presence of a salt of dithionous acid, characterized in that the salt of dithionous acid is used in an amount in the range of 0.1 to 4.0 wt% with respect to the amount of kiln-dry material containing lignocellulose.
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公开(公告)号:RU2649301C2
公开(公告)日:2018-03-30
申请号:RU2015127891
申请日:2013-12-02
Applicant: BASF SE
Inventor: ERREN STEFAN , SCHÖNHABER DIETER , SCHACHTL MARTIN , FISCHER STEFFEN , BÄURICH CHRISTIAN
IPC: D21C3/00
Abstract: Изобретениеотноситсяк способуполученияцеллюлозыизсодержащеголигноцеллюлозуматериалапосредствомсульфитнойилисульфатнойваркив присутствиисолидитионистойкислоты, отличающемусятем, чтосольдитионистойкислотыиспользуютв количествеот 0,1 до 4,0 мас.% впересчетенаостатоксодержащеголигноцеллюлозуматериалапослесушкив печи. 5 з.п. ф-лы, 5 табл., 2 пр.
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公开(公告)号:ZA201504934B
公开(公告)日:2017-11-29
申请号:ZA201504934
申请日:2015-07-09
Applicant: TECHNISCHE UNIVERSITÄT DRESDEN , BASF SE
Inventor: BÄURICH CHRISTIAN , FISCHER STEFFEN , SCHACHTL MARTIN , SCHÖNHABER DIETER , ERREN STEFAN
Abstract: The invention relates to a method for producing cellulose from material containing lignocellulose by means of sulfite decomposition or sulfate decomposition in the presence of a salt of dithionous acid, characterized in that the salt of dithionous acid is used in an amount in the range of 0.1 to 4.0 wt% with respect to the amount of kiln-dry material containing lignocellulose.
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