AR093929A1 - Uso de ditionito sodico en el proceso de coccion de la pasta celulosica - Google Patents

Uso de ditionito sodico en el proceso de coccion de la pasta celulosica

Info

Publication number
AR093929A1
AR093929A1 ARP130104639A ARP130104639A AR093929A1 AR 093929 A1 AR093929 A1 AR 093929A1 AR P130104639 A ARP130104639 A AR P130104639A AR P130104639 A ARP130104639 A AR P130104639A AR 093929 A1 AR093929 A1 AR 093929A1
Authority
AR
Argentina
Prior art keywords
cooking process
cellulose paste
sodium ditionite
paste cooking
ditionite
Prior art date
Application number
ARP130104639A
Other languages
English (en)
Spanish (es)
Original Assignee
Basf Se
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 filed Critical Basf Se
Publication of AR093929A1 publication Critical patent/AR093929A1/es

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)
ARP130104639A 2012-12-12 2013-12-11 Uso de ditionito sodico en el proceso de coccion de la pasta celulosica AR093929A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP12196636 2012-12-12

Publications (1)

Publication Number Publication Date
AR093929A1 true AR093929A1 (es) 2015-07-01

Family

ID=47355871

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP130104639A AR093929A1 (es) 2012-12-12 2013-12-11 Uso de ditionito sodico en el proceso de coccion de la pasta celulosica

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 (2)

* 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

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
RU2445414C2 (ru) * 2006-05-19 2012-03-20 Дзе Рисерч Фаундейшн Оф Стейт Юниверсити Оф Нью Йорк Способы карбонатной предварительной обработки и варки целлюлозного материала
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
US20120168102A1 (en) * 2009-04-02 2012-07-05 Sung-Hoon Yoon Pulping process for quality protection including methods for hemicellulose extraction and treatment of hemicellulose-extracted lignocellulosic materials

Also Published As

Publication number Publication date
PH12015501255A1 (en) 2015-08-17
JP6290244B2 (ja) 2018-03-07
WO2014090609A1 (de) 2014-06-19
ZA201504934B (en) 2017-11-29
CA2892725A1 (en) 2014-06-19
CN104838065A (zh) 2015-08-12
AU2013357649B2 (en) 2017-06-08
RU2015127891A (ru) 2017-01-19
EP2931968B1 (de) 2018-10-31
CL2015001406A1 (es) 2016-02-05
PL2931968T3 (pl) 2019-04-30
ES2708216T3 (es) 2019-04-09
JP2015537130A (ja) 2015-12-24
BR112015013578A2 (pt) 2017-08-15
BR112015013578B1 (pt) 2021-07-06
PT2931968T (pt) 2019-01-11
MX2015007586A (es) 2016-05-05
TWI607041B (zh) 2017-12-01
RU2649301C2 (ru) 2018-03-30
EP2931968A1 (de) 2015-10-21
KR20150093825A (ko) 2015-08-18
AU2013357649A1 (en) 2015-06-11
TW201428031A (zh) 2014-07-16

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Legal Events

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