PL2931968T3 - Zastosowanie ditioninu sodu w sposobie warzenia masy celulozowej - Google Patents

Zastosowanie ditioninu sodu w sposobie warzenia masy celulozowej

Info

Publication number
PL2931968T3
PL2931968T3 PL13805310T PL13805310T PL2931968T3 PL 2931968 T3 PL2931968 T3 PL 2931968T3 PL 13805310 T PL13805310 T PL 13805310T PL 13805310 T PL13805310 T PL 13805310T PL 2931968 T3 PL2931968 T3 PL 2931968T3
Authority
PL
Poland
Prior art keywords
pulping process
sodium dithionite
cellulose pulping
cellulose
dithionite
Prior art date
Application number
PL13805310T
Other languages
English (en)
Polish (pl)
Inventor
Stefan Erren
Dieter SCHÖNHABER
Martin Schachtl
Steffen Fischer
Christian Baeurich
Original Assignee
Basf Se
Technische Univ Dresden
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 Basf Se, Technische Univ Dresden filed Critical Basf Se
Publication of PL2931968T3 publication Critical patent/PL2931968T3/pl

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00Pulping cellulose-containing materials
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00Regeneration of pulp liquors or effluent waste waters
    • D21C11/06Treatment 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
    • D21C11/08Deodorisation ; Elimination of malodorous compounds, e.g. sulfur compounds such as hydrogen sulfide or mercaptans, from gas streams
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00Pulping cellulose-containing materials
    • D21C3/02Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00Pulping cellulose-containing materials
    • D21C3/02Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • D21C3/022Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of S-containing compounds
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00Pulping cellulose-containing materials
    • D21C3/04Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00Pulping cellulose-containing materials
    • D21C3/22Other features of pulping processes
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10Bleaching ; Apparatus therefor
    • D21C9/1084Bleaching ; Apparatus therefor with reducing compounds
    • D21C9/1089Bleaching ; Apparatus therefor with reducing compounds with dithionites

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
PL13805310T 2012-12-12 2013-12-02 Zastosowanie ditioninu sodu w sposobie warzenia masy celulozowej PL2931968T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP12196636 2012-12-12
PCT/EP2013/075193 WO2014090609A1 (de) 2012-12-12 2013-12-02 Verwendung von natriumdithionit im zellstoffkochprozess
EP13805310.3A EP2931968B1 (de) 2012-12-12 2013-12-02 Verwendung von natriumdithionit im zellstoffkochprozess

Publications (1)

Publication Number Publication Date
PL2931968T3 true PL2931968T3 (pl) 2019-04-30

Family

ID=47355871

Family Applications (1)

Application Number Title Priority Date Filing Date
PL13805310T PL2931968T3 (pl) 2012-12-12 2013-12-02 Zastosowanie ditioninu sodu w sposobie warzenia masy celulozowej

Country Status (18)

Country Link
EP (1) EP2931968B1 (de)
JP (1) JP6290244B2 (de)
KR (1) KR20150093825A (de)
CN (1) CN104838065A (de)
AR (1) AR093929A1 (de)
AU (1) AU2013357649B2 (de)
BR (1) BR112015013578B1 (de)
CA (1) CA2892725A1 (de)
CL (1) CL2015001406A1 (de)
ES (1) ES2708216T3 (de)
MX (1) MX2015007586A (de)
PH (1) PH12015501255A1 (de)
PL (1) PL2931968T3 (de)
PT (1) PT2931968T (de)
RU (1) RU2649301C2 (de)
TW (1) TWI607041B (de)
WO (1) WO2014090609A1 (de)
ZA (1) ZA201504934B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021058483A1 (en) * 2019-09-23 2021-04-01 Université Catholique de Louvain Process for producing lignin components from lignocellulosic biomass
CN112900130B (zh) * 2021-02-02 2022-08-12 大连工业大学 一种减少植物纤维蒸煮后白度下降的方法
CN120574337B (zh) * 2025-08-07 2025-10-24 山东光大赛路新材料科技有限公司 一种羧甲基纤维素钠的低成本制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE912169C (de) * 1952-02-22 1954-05-24 Georg Jayme Dr Ing Verfahren zum alkalischen Aufschluss von Pflanzenstoffen
FR1150451A (fr) * 1956-05-04 1958-01-14 Saint Gobain Perfectionnement aux procédés de fabrication des pâtes cellulosiques mi-chimiques
FR2615874B1 (fr) * 1987-05-25 1992-02-21 Atochem Procede de preparation de pates chimicothermomecaniques
JP5207191B2 (ja) * 2006-05-19 2013-06-12 ザ リサーチ ファンデーション オブ ステート ユニヴァーシティ オブ ニューヨーク セルロース系材料の炭酸塩前処理およびパルプ化の方法
US20080105392A1 (en) * 2006-11-03 2008-05-08 Duggirala Prasad Y Method and composition for improving fiber quality and process efficiency in mechanical pulping
US20090090478A1 (en) * 2007-10-05 2009-04-09 Hollomon Martha G Selectivity improvement in oxygen delignification and bleaching of lignocellulose pulp using singlet oxygen
WO2010115090A1 (en) * 2009-04-02 2010-10-07 Auburn University Pulping process for quality protection including methods for hemicellulose extraction and treatment of hemicellulose -extracted lignocellulosic materials

Also Published As

Publication number Publication date
JP6290244B2 (ja) 2018-03-07
ZA201504934B (en) 2017-11-29
MX2015007586A (es) 2016-05-05
KR20150093825A (ko) 2015-08-18
CA2892725A1 (en) 2014-06-19
BR112015013578A2 (pt) 2017-08-15
RU2649301C2 (ru) 2018-03-30
PH12015501255A1 (en) 2015-08-17
ES2708216T3 (es) 2019-04-09
PT2931968T (pt) 2019-01-11
AU2013357649A1 (en) 2015-06-11
RU2015127891A (ru) 2017-01-19
JP2015537130A (ja) 2015-12-24
CN104838065A (zh) 2015-08-12
CL2015001406A1 (es) 2016-02-05
EP2931968A1 (de) 2015-10-21
AR093929A1 (es) 2015-07-01
AU2013357649B2 (en) 2017-06-08
TWI607041B (zh) 2017-12-01
BR112015013578B1 (pt) 2021-07-06
TW201428031A (zh) 2014-07-16
WO2014090609A1 (de) 2014-06-19
EP2931968B1 (de) 2018-10-31

Similar Documents

Publication Publication Date Title
EP2910574A4 (de) Cellulosenanofasern
PL2847383T3 (pl) Sposób wytwarzania kompozycji zawierającej włókna masy celulozowej i włókna termoplastyczne
ZA201408103B (en) New process and a dissolving pulp manufactured by the process
PT2855766T (pt) Métodos de conservação de amido numa pasta
HUE042410T2 (hu) Regenerált cellulóz szál
GB201316867D0 (en) Cellulose fibres
PT2888401T (pt) Fibras de polpa melhoradas superficialmente, métodos de fabrico de fibras de polpa melhoradas superficialmente, produtos que incorporam fibras de polpa melhoradas superficialmente e métodos de fabrico de produtos que incorporam fibras de polpa melhoradas superficialmente
ZA201401307B (en) Pulping processes
EP2806297A4 (de) Mehradrige faser
FI20125146L (fi) Selluloosamassan esikäsittelymenetelmä
SI2895653T1 (sl) Metoda za proizvajanje raztapljalne celuloze, raztapljalna celuloza in uporaba metode
PL2870181T3 (pl) Sposób wytwarzania derywatyzowanych polisacharydów
PT2817448T (pt) Regeneração de celulose
PL3055453T3 (pl) Tworzywa lignocelulozowe zawierające defibrylowaną celulozę
ZA201408117B (en) High strength macroalgae pulps
PL2935446T3 (pl) Sposób wytwarzania odwodnionej celulozy mikrofibrylowanej
EP2845874A4 (de) Verfahren zur celluloseauflösung
HUE056699T2 (hu) Mikrorostos cellulóz nagy mértékben hatékony és kényelmes formája
EP2938787A4 (de) Modifizierte cellulosefasern mit reduzierter wasserstoffbindung
GB201214826D0 (en) Oxidised cellulose
ZA201209254B (en) Bleaching of pulp
PT3066258T (pt) Processo para desidratar celulose microfibrilada
TWI561694B (en) Use of a cellulose fibre
ZA201504934B (en) Use of sodium dithionite in a cellulose pulping process
PL2834407T3 (pl) Sposób bielenia masy celulozowej