JP4205855B2 - ポリサルファイドパルプ化プロセス - Google Patents

ポリサルファイドパルプ化プロセス Download PDF

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Publication number
JP4205855B2
JP4205855B2 JP2000511951A JP2000511951A JP4205855B2 JP 4205855 B2 JP4205855 B2 JP 4205855B2 JP 2000511951 A JP2000511951 A JP 2000511951A JP 2000511951 A JP2000511951 A JP 2000511951A JP 4205855 B2 JP4205855 B2 JP 4205855B2
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JP
Japan
Prior art keywords
cooking
polysulfide
liquid
liquor
fiber material
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP2000511951A
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English (en)
Japanese (ja)
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JP2003526740A (ja
Inventor
スティグソン，ラルス
リンドストローム，ミカエル
Original Assignee
ケムレック アクチボラグ
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Publication date
Priority claimed from SE9703365A external-priority patent/SE9703365D0/xx
Application filed by ケムレック アクチボラグ filed Critical ケムレック アクチボラグ
Publication of JP2003526740A publication Critical patent/JP2003526740A/ja
Application granted granted Critical
Publication of JP4205855B2 publication Critical patent/JP4205855B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/12—Combustion of pulp liquors
    • D21C11/125—Decomposition of the pulp liquors in reducing atmosphere or in the absence of oxidants, i.e. gasification or pyrolysis
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
    • D21C11/0078—Treatment of green or white liquors with other means or other compounds than gases, e.g. in order to separate solid compounds such as sodium chloride and carbonate from these liquors; Further treatment of these compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • D21C3/022—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of S-containing compounds
JP2000511951A 1997-09-18 1998-09-17 ポリサルファイドパルプ化プロセス Expired - Fee Related JP4205855B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
SE9703365A SE9703365D0 (sv) 1997-09-18 1997-09-18 Method in connection with impregnation and digestion of lignocelulosic material
SE9703365-8 1997-09-18
US08/992,114 US6143130A (en) 1997-09-09 1997-12-17 Polysulfide pulping process
US08/992,114 1997-12-17
PCT/SE1998/001665 WO1999014423A1 (fr) 1997-09-18 1998-09-17 Procede de reduction en pate faisant appel a du polysulfure

Publications (2)

Publication Number Publication Date
JP2003526740A JP2003526740A (ja) 2003-09-09
JP4205855B2 true JP4205855B2 (ja) 2009-01-07

Family

ID=26663072

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000511951A Expired - Fee Related JP4205855B2 (ja) 1997-09-18 1998-09-17 ポリサルファイドパルプ化プロセス

Country Status (3)

Country Link
JP (1) JP4205855B2 (fr)
AU (1) AU9195598A (fr)
WO (1) WO1999014423A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI120361B (fi) * 2003-12-31 2009-09-30 Gl & V Finance Hungary Kft Eräkeittomenetelmä kraftmassan valmistamiseksi
US7828930B2 (en) 2007-11-20 2010-11-09 International Paper Company Use of polysulfide in modified cooking
FI127420B (fi) * 2011-06-23 2018-05-31 Andritz Oy Menetelmä selluloosamassan valmistamiseksi
WO2013032377A1 (fr) 2011-08-30 2013-03-07 Metso Paper Sweden Ab Procédé de cuisson kraft utilisant une liqueur de cuisson au polysulfure
US9580864B2 (en) 2011-08-30 2017-02-28 Valmet Ab Kraft cooking method using polysulfide cooking liquor
EP3186439B1 (fr) * 2014-08-26 2019-07-24 Valmet AB Procédé rentable de cuisson de kraft à l'aide d'une liqueur de cuisson au polysulfure

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3331732A (en) * 1962-12-17 1967-07-18 Mo Och Domsjoe Ab Method of removing hydrogen sulfide from an aqueous solution of alkali sulfide
US3650888A (en) * 1970-06-11 1972-03-21 Combustion Eng Pollution controlled polysulfide recovery process
US5234546A (en) * 1991-09-10 1993-08-10 Kamyr, Inc. Polysulfide production in white liquor
SE9103707L (sv) * 1991-12-16 1993-02-15 Chemrec Ab Saett att framstaella koklut med hoeg sulfiditet
SE506702C2 (sv) * 1996-04-30 1998-02-02 Kvaerner Pulping Tech Förbehandling av fibermaterial med in situ bildad vätesulfid

Also Published As

Publication number Publication date
WO1999014423A1 (fr) 1999-03-25
JP2003526740A (ja) 2003-09-09
AU9195598A (en) 1999-04-05

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