ATE173517T1 - Sulfitaufschlussverfahren - Google Patents

Sulfitaufschlussverfahren

Info

Publication number
ATE173517T1
ATE173517T1 AT95928394T AT95928394T ATE173517T1 AT E173517 T1 ATE173517 T1 AT E173517T1 AT 95928394 T AT95928394 T AT 95928394T AT 95928394 T AT95928394 T AT 95928394T AT E173517 T1 ATE173517 T1 AT E173517T1
Authority
AT
Austria
Prior art keywords
disception
sulfite
monosulphite
solvent
sulphite
Prior art date
Application number
AT95928394T
Other languages
English (en)
Inventor
Karl Fuchs
Albert Huber
Hans-Ludwig Schubert
Original Assignee
Impco Voest Alpine Pulp Tech
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Impco Voest Alpine Pulp Tech filed Critical Impco Voest Alpine Pulp Tech
Application granted granted Critical
Publication of ATE173517T1 publication Critical patent/ATE173517T1/de

Links

Classifications

    • 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
    • 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
    • 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
    • D21C3/20—Pulping cellulose-containing materials with organic solvents or in solvent environment
    • 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
    • D21C3/22—Other features of pulping processes
    • D21C3/222—Use of compounds accelerating the pulping processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Processing Of Solid Wastes (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
AT95928394T 1994-08-26 1995-08-25 Sulfitaufschlussverfahren ATE173517T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0165194A AT401068B (de) 1994-08-26 1994-08-26 Sulfitaufschlussverfahren
PCT/AT1995/000170 WO1996006974A1 (de) 1994-08-26 1995-08-25 Sulfitaufschlussverfahren

Publications (1)

Publication Number Publication Date
ATE173517T1 true ATE173517T1 (de) 1998-12-15

Family

ID=3518027

Family Applications (2)

Application Number Title Priority Date Filing Date
AT0165194A AT401068B (de) 1994-08-26 1994-08-26 Sulfitaufschlussverfahren
AT95928394T ATE173517T1 (de) 1994-08-26 1995-08-25 Sulfitaufschlussverfahren

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT0165194A AT401068B (de) 1994-08-26 1994-08-26 Sulfitaufschlussverfahren

Country Status (12)

Country Link
EP (1) EP0777780B1 (de)
CN (1) CN1160426A (de)
AT (2) AT401068B (de)
BR (1) BR9508634A (de)
CA (1) CA2198485A1 (de)
DE (1) DE59504281D1 (de)
ES (1) ES2126305T3 (de)
FI (1) FI970707A (de)
ID (1) ID15812A (de)
RU (1) RU2124083C1 (de)
WO (1) WO1996006974A1 (de)
ZA (1) ZA956506B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1325723C (zh) * 2005-03-09 2007-07-11 中国制浆造纸研究院 棉杆或灌木或枝桠材的制浆方法
PL2376642T3 (pl) * 2008-12-17 2014-05-30 Borregaard As Konwersja biomasy lignocelulozowej przez siarczynową obróbkę wstępną
CN104878638B (zh) * 2015-06-24 2017-09-15 济南圣泉集团股份有限公司 纤维素、木质素磺酸盐的制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3518005A1 (de) * 1985-05-18 1986-11-20 Kraftanlagen Ag, 6900 Heidelberg Sulfitaufschlussverfahren zur herstellung von zellstoff aus lignozellulosehaltigen materialien mit rueckgewinnung der aufschlusschemikalien
DE4103572C2 (de) * 1991-02-06 1995-11-23 Organocell Ges Fuer Zellstoff Verfahren zum Delignifizieren von Pflanzenfasermaterial
AT398440B (de) * 1991-10-25 1994-12-27 Waagner Biro Ag Verfahren zur rückgewinnung der chemikalien der kochlauge

Also Published As

Publication number Publication date
EP0777780A1 (de) 1997-06-11
ZA956506B (en) 1996-03-18
FI970707A0 (fi) 1997-02-19
ATA165194A (de) 1995-10-15
CN1160426A (zh) 1997-09-24
ES2126305T3 (es) 1999-03-16
WO1996006974A1 (de) 1996-03-07
RU2124083C1 (ru) 1998-12-27
FI970707A (fi) 1997-02-19
EP0777780B1 (de) 1998-11-18
BR9508634A (pt) 1997-12-30
CA2198485A1 (en) 1996-03-07
ID15812A (id) 1997-08-14
AT401068B (de) 1996-06-25
DE59504281D1 (de) 1998-12-24

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee