EP0881326A1 - Procédé de fabrication de pâtes spéciales de cellulose blanchie - Google Patents

Procédé de fabrication de pâtes spéciales de cellulose blanchie Download PDF

Info

Publication number
EP0881326A1
EP0881326A1 EP97108710A EP97108710A EP0881326A1 EP 0881326 A1 EP0881326 A1 EP 0881326A1 EP 97108710 A EP97108710 A EP 97108710A EP 97108710 A EP97108710 A EP 97108710A EP 0881326 A1 EP0881326 A1 EP 0881326A1
Authority
EP
European Patent Office
Prior art keywords
bleaching
pulp
pulps
derivatives
fibers
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.)
Granted
Application number
EP97108710A
Other languages
German (de)
English (en)
Other versions
EP0881326B1 (fr
Inventor
Jiri Voronecky
Jörg Kühn
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Glatfelter Gernsbach GmbH and Co KG
Original Assignee
Papierfabrik Schoeller & Hoesch GmbH
Papierfabrik Schoeller and Hoesch GmbH and Co KG
Schoeller und Hoesch GmbH
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 Papierfabrik Schoeller & Hoesch GmbH, Papierfabrik Schoeller and Hoesch GmbH and Co KG, Schoeller und Hoesch GmbH filed Critical Papierfabrik Schoeller & Hoesch GmbH
Priority to EP97108710A priority Critical patent/EP0881326B1/fr
Priority to ES97108710T priority patent/ES2164279T3/es
Priority to AT97108710T priority patent/ATE207153T1/de
Priority to DK97108710T priority patent/DK0881326T3/da
Priority to DE59704964T priority patent/DE59704964D1/de
Priority to PT97108710T priority patent/PT881326E/pt
Publication of EP0881326A1 publication Critical patent/EP0881326A1/fr
Application granted granted Critical
Publication of EP0881326B1 publication Critical patent/EP0881326B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • 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
    • D21C9/00—After-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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1036—Use of compounds accelerating or improving the efficiency of the processes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
EP97108710A 1997-05-30 1997-05-30 Procédé de fabrication de pâtes spéciales de cellulose blanchie Expired - Lifetime EP0881326B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
EP97108710A EP0881326B1 (fr) 1997-05-30 1997-05-30 Procédé de fabrication de pâtes spéciales de cellulose blanchie
ES97108710T ES2164279T3 (es) 1997-05-30 1997-05-30 Procedimiento para la fabricacion de celulosas especiales blanqueadas.
AT97108710T ATE207153T1 (de) 1997-05-30 1997-05-30 Verfahren zur herstellung von gebleichten spezialzellstoffen
DK97108710T DK0881326T3 (da) 1997-05-30 1997-05-30 Fremgangsmåde til fremstilling af blegede specialcellulosemasser
DE59704964T DE59704964D1 (de) 1997-05-30 1997-05-30 Verfahren zur Herstellung von gebleichten Spezialzellstoffen
PT97108710T PT881326E (pt) 1997-05-30 1997-05-30 Processo para a preparacao de celuloses speciais branqueadas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP97108710A EP0881326B1 (fr) 1997-05-30 1997-05-30 Procédé de fabrication de pâtes spéciales de cellulose blanchie

Publications (2)

Publication Number Publication Date
EP0881326A1 true EP0881326A1 (fr) 1998-12-02
EP0881326B1 EP0881326B1 (fr) 2001-10-17

Family

ID=8226853

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97108710A Expired - Lifetime EP0881326B1 (fr) 1997-05-30 1997-05-30 Procédé de fabrication de pâtes spéciales de cellulose blanchie

Country Status (6)

Country Link
EP (1) EP0881326B1 (fr)
AT (1) ATE207153T1 (fr)
DE (1) DE59704964D1 (fr)
DK (1) DK0881326T3 (fr)
ES (1) ES2164279T3 (fr)
PT (1) PT881326E (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2751334A1 (fr) * 2011-08-30 2014-07-09 Cargill, Incorporated Composition de pâte de cellulose

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2367771A (en) * 1941-10-08 1945-01-23 Mathieson Alkali Works Inc Bleaching cellulosic materials
US2478379A (en) * 1948-07-30 1949-08-09 Hercules Powder Co Ltd Cellulose bleaching
US4248663A (en) * 1978-07-05 1981-02-03 Pulp And Paper Research Institute Of Canada Pulping with an alkaline liquor containing a cyclic keto compound and an amino compound
US4295928A (en) * 1980-08-07 1981-10-20 Nalco Chemical Company Phenolic compounds as viscosity preservatives during hypochlorite pulp bleaching
US4298428A (en) * 1980-08-07 1981-11-03 Nalco Chemical Company Use of additives in pulp bleaching processes to preserve pulp strength
US4372811A (en) * 1980-05-07 1983-02-08 Mo Och Domsjo Aktiebolag Alkaline oxygen delignification and bleaching of cellulose pulp in the presence of aromatic diamines
US4487656A (en) * 1983-09-30 1984-12-11 Melamine Chemicals, Inc. Process for bleaching paper pulp using melamine as a viscosity stabilizer
JPS6112992A (ja) * 1984-06-26 1986-01-21 新王子製紙株式会社 リグノセルロ−ス物質の漂白方法
WO1992020857A1 (fr) * 1991-05-17 1992-11-26 Call Hans Peter Procede a rendement ameliore pour la delignification de produits lignocellulosiques, ainsi que pour le blanchiment et le traitement d'eaux residuaires au moyen de laccases
WO1995033884A1 (fr) * 1994-06-02 1995-12-14 Macmillan Bloedel Limited Blanchiment par l'ozone
US5529662A (en) * 1994-07-06 1996-06-25 Macmillan Bloedel Limited Method of bleaching cellulosic pulps with ozone and a protective amount of an N-alkylated urea

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2367771A (en) * 1941-10-08 1945-01-23 Mathieson Alkali Works Inc Bleaching cellulosic materials
DE843807C (de) * 1941-10-08 1952-07-14 Electro Chimie Soc D Verfahren zum Bleichen von Zellulose-Materialien
US2478379A (en) * 1948-07-30 1949-08-09 Hercules Powder Co Ltd Cellulose bleaching
US4248663A (en) * 1978-07-05 1981-02-03 Pulp And Paper Research Institute Of Canada Pulping with an alkaline liquor containing a cyclic keto compound and an amino compound
US4372811A (en) * 1980-05-07 1983-02-08 Mo Och Domsjo Aktiebolag Alkaline oxygen delignification and bleaching of cellulose pulp in the presence of aromatic diamines
US4295928A (en) * 1980-08-07 1981-10-20 Nalco Chemical Company Phenolic compounds as viscosity preservatives during hypochlorite pulp bleaching
US4298428A (en) * 1980-08-07 1981-11-03 Nalco Chemical Company Use of additives in pulp bleaching processes to preserve pulp strength
US4487656A (en) * 1983-09-30 1984-12-11 Melamine Chemicals, Inc. Process for bleaching paper pulp using melamine as a viscosity stabilizer
JPS6112992A (ja) * 1984-06-26 1986-01-21 新王子製紙株式会社 リグノセルロ−ス物質の漂白方法
WO1992020857A1 (fr) * 1991-05-17 1992-11-26 Call Hans Peter Procede a rendement ameliore pour la delignification de produits lignocellulosiques, ainsi que pour le blanchiment et le traitement d'eaux residuaires au moyen de laccases
WO1995033884A1 (fr) * 1994-06-02 1995-12-14 Macmillan Bloedel Limited Blanchiment par l'ozone
US5529662A (en) * 1994-07-06 1996-06-25 Macmillan Bloedel Limited Method of bleaching cellulosic pulps with ozone and a protective amount of an N-alkylated urea

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Section Ch Week 8609, Derwent World Patents Index; Class E19, AN 86-059929, XP002045045 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2751334A1 (fr) * 2011-08-30 2014-07-09 Cargill, Incorporated Composition de pâte de cellulose
EP2751334A4 (fr) * 2011-08-30 2015-04-22 Cargill Inc Composition de pâte de cellulose

Also Published As

Publication number Publication date
EP0881326B1 (fr) 2001-10-17
PT881326E (pt) 2002-04-29
DK0881326T3 (da) 2002-02-11
DE59704964D1 (de) 2001-11-22
ATE207153T1 (de) 2001-11-15
ES2164279T3 (es) 2002-02-16

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