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)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Processes Of Treating Macromolecular Substances (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) FI970707A0 (de)
ID (1) ID15812A (de)
RU (1) RU2124083C1 (de)
WO (1) WO1996006974A1 (de)
ZA (1) ZA956506B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2213175C1 (ru) * 2002-10-07 2003-09-27 Пермский государственный технический университет Способ получения целлюлозы
RU2217539C1 (ru) * 2002-11-18 2003-11-27 Пермский государственный технический университет Способ получения целлюлозы
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 (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1064567A (en) * 1963-05-21 1967-04-05 Depibrator Aktiebolag Method in the manufacture of chemo-mechanical pulps by heating and defibrating in a vapour atmosphere under pressure and at increased temperature of wood chips impregnated with sulphite solution
US4135967A (en) * 1969-09-26 1979-01-23 Societe Generale De Brevets Industriels Et Ohimiques Process for producing cellulose pulp by solid phase digestion
DE3212767A1 (de) * 1982-04-06 1983-10-06 Nicolaus Md Verwaltungsges Verfahren und reaktor zum kontinuierlichen aufschliessen von pflanzenfasermaterial
DE3478701D1 (en) * 1983-03-02 1989-07-20 Tag Pulp Ind Sa Method for treating lignocellulose materials to obtain cellulose
DE3518005A1 (de) * 1985-05-18 1986-11-20 Kraftanlagen Ag, 6900 Heidelberg Sulfitaufschlussverfahren zur herstellung von zellstoff aus lignozellulosehaltigen materialien mit rueckgewinnung der aufschlusschemikalien
PT96722A (pt) * 1990-02-12 1991-10-31 Sappi Ltd Processo para a producao de polpa a partir de um material contendo lignocelulose
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
BR9508634A (pt) 1997-12-30
FI970707L (fi) 1997-02-19
AT401068B (de) 1996-06-25
EP0777780B1 (de) 1998-11-18
DE59504281D1 (de) 1998-12-24
EP0777780A1 (de) 1997-06-11
ATA165194A (de) 1995-10-15
WO1996006974A1 (de) 1996-03-07
FI970707A7 (fi) 1997-02-19
FI970707A0 (fi) 1997-02-19
ID15812A (id) 1997-08-14
ZA956506B (en) 1996-03-18
ES2126305T3 (es) 1999-03-16
RU2124083C1 (ru) 1998-12-27
CA2198485A1 (en) 1996-03-07
CN1160426A (zh) 1997-09-24

Similar Documents

Publication Publication Date Title
IT1123870B (it) Procedimento e impianto per la produzione di materiale fibroso cellulosico trasformabile in pezzi stampati
NO164789C (no) Fremgangsmaate til behandling av celluloseholdige materialer med oksyderende midler.
MY115308A (en) Spinning cell
DE3669334D1 (de) Sulfitaufschlussverfahren zur herstellung von zellstoff aus lignozellulosehaltigen materialien mit rueckgewinnung der aufschlusschemikalien.
MX9205818A (es) Soluciones acuosas colorantes y proceso para su produccion.
NO961848L (no) Behandling av organiske pigmenter med karboksymetyl-celluloseforbindelser
BR9306160A (pt) Processo para conseguir efeitos de bio-polimento durante a manufatura de um pano celulósico
FI970707A0 (fi) Sulfiittikeittomenetelmä
FI924342A7 (fi) Menetelmä, jossa käytetään sellulaasia sulpun vedenpoisto-ominaisuuksien parantamiseen
BR7805664A (pt) Processo de producao de polpa de madeira
BR9006578A (pt) Processo de branqueamento de polpa de material de fibra celulosica
BR9307281A (pt) Polpa alvajada com ozónio e processo para sua produção
FI843766A0 (fi) Foerfarande foer tillvaratagande av lignin ur alkaliska ligninloesningar.
UA26379A (uk) Спосіб фарбуваhhя целюлозовмісhого текстильhого матеріалу
FI960475A0 (fi) Menetelmä valkaisun ja talteenoton integroimiseksi selluloosan valmistuksessa
EA199900013A1 (ru) Препараты лейкоиндиго в форме гранулята, способ их получения и способ крашения текстильных материалов, содержащих целлюлозу
ID22210A (id) Pembuatan bahan sutera nabati
FR2158873A5 (en) Bleaching of wood cellulose - using nitrogen oxides
NO953397L (no) Fremgangsmåte og anlegg for fremstilling av celluloseavlut
SE7902741L (sv) Blekningsforfarande
BR9006579A (pt) Processo de branqueamento de polpa de material de fibra celulosica
JPS5411321A (en) Production of hollow cellulose fibers
NO168375C (no) Fremgangsmaate for delignifisering av celluloseholdig materiale
FI871730A0 (fi) Foerfarande foer framstaellning av hemicellulosahydrolysat och specialmassa.
SE9301834D0 (sv) A pulp production process

Legal Events

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