SE468355B - Blekning av kemisk massa genom behandling med komplexbildare och ozon - Google Patents

Blekning av kemisk massa genom behandling med komplexbildare och ozon

Info

Publication number
SE468355B
SE468355B SE9101300A SE9101300A SE468355B SE 468355 B SE468355 B SE 468355B SE 9101300 A SE9101300 A SE 9101300A SE 9101300 A SE9101300 A SE 9101300A SE 468355 B SE468355 B SE 468355B
Authority
SE
Sweden
Prior art keywords
pulp
ozone
bleaching
treatment
peroxide
Prior art date
Application number
SE9101300A
Other languages
English (en)
Swedish (sv)
Other versions
SE9101300D0 (sv
SE9101300L (sv
Inventor
L Andersson
Original Assignee
Eka Nobel Ab
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20382600&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE468355(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Eka Nobel Ab filed Critical Eka Nobel Ab
Priority to SE9101300A priority Critical patent/SE468355B/sv
Publication of SE9101300D0 publication Critical patent/SE9101300D0/xx
Priority to EP19930200857 priority patent/EP0554965A1/fr
Priority to ES92201006T priority patent/ES2080427T3/es
Priority to DE69206313T priority patent/DE69206313T2/de
Priority to EP92201006A priority patent/EP0512590B1/fr
Priority to AT92201006T priority patent/ATE130888T1/de
Priority to NZ242466A priority patent/NZ242466A/en
Priority to CA002102713A priority patent/CA2102713A1/fr
Priority to FI934833A priority patent/FI934833A0/fi
Priority to FI921887A priority patent/FI112255B/fi
Priority to AU15148/92A priority patent/AU641858C/en
Priority to CA002067295A priority patent/CA2067295C/fr
Priority to ZA923074A priority patent/ZA923074B/xx
Priority to BR929201553A priority patent/BR9201553A/pt
Priority to JP4134326A priority patent/JPH0796756B2/ja
Priority to NO921670A priority patent/NO180797C/no
Priority to SU925011615A priority patent/RU2071519C1/ru
Publication of SE9101300L publication Critical patent/SE9101300L/
Publication of SE468355B publication Critical patent/SE468355B/sv
Priority to UA93004074A priority patent/UA26143C2/uk
Priority to AU42043/93A priority patent/AU4204393A/en
Priority to NO934006A priority patent/NO934006D0/no
Priority to US08/307,110 priority patent/US5658429A/en

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
    • 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
    • D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
    • D21C9/153—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone
    • 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
    • D21C9/1042—Use of chelating agents
    • 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
    • D21C9/1057—Multistage, with compounds cited in more than one sub-group D21C9/10, D21C9/12, D21C9/16
    • 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
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Detergent Compositions (AREA)
  • Conductive Materials (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Materials For Medical Uses (AREA)
  • Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
SE9101300A 1991-04-30 1991-04-30 Blekning av kemisk massa genom behandling med komplexbildare och ozon SE468355B (sv)

Priority Applications (21)

Application Number Priority Date Filing Date Title
SE9101300A SE468355B (sv) 1991-04-30 1991-04-30 Blekning av kemisk massa genom behandling med komplexbildare och ozon
EP19930200857 EP0554965A1 (fr) 1991-04-30 1992-04-08 Procédé de blanchiment de matériaux contenant de la lignocellulose
ES92201006T ES2080427T3 (es) 1991-04-30 1992-04-08 Procedimiento para el blanqueo de material que contiene lignocelulosa.
DE69206313T DE69206313T2 (de) 1991-04-30 1992-04-08 Verfahren zum Bleichen von Lignocellulose enthaltendem Material.
EP92201006A EP0512590B1 (fr) 1991-04-30 1992-04-08 Procédé de blanchiment de matériaux contenant de la lignocellulose
AT92201006T ATE130888T1 (de) 1991-04-30 1992-04-08 Verfahren zum bleichen von lignocellulose enthaltendem material.
NZ242466A NZ242466A (en) 1991-04-30 1992-04-23 Delignification of chemical pulp with a trace-metal complexing agent at a ph of 3 to 9, followed by bleaching with ozone then a peroxide
AU15148/92A AU641858C (en) 1991-04-30 1992-04-27 Process for bleaching of lignocellulose-containing material
FI934833A FI934833A0 (fi) 1991-04-30 1992-04-27 Foerfarande foer blekning av lignocellulosahaltig massa
FI921887A FI112255B (fi) 1991-04-30 1992-04-27 Menetelmä lignoselluloosapitoisen massan valkaisemiseksi
CA002067295A CA2067295C (fr) 1991-04-30 1992-04-27 Procede de blanchiment de matiere contenant de la lignocellulose
CA002102713A CA2102713A1 (fr) 1991-04-30 1992-04-27 Methode de blanchiment d'un materiau contenant de la lignocellulose
ZA923074A ZA923074B (en) 1991-04-30 1992-04-28 Process for bleaching of lignocellulose-containing material
BR929201553A BR9201553A (pt) 1991-04-30 1992-04-28 Processo para a deslignificacao e alvejamento de polpa contendo ligno-celulose quimicamente digerida
JP4134326A JPH0796756B2 (ja) 1991-04-30 1992-04-28 リグノセルロース含有材料の漂白方法
SU925011615A RU2071519C1 (ru) 1991-04-30 1992-04-29 Способ делигнификации и отбеливания целлюлозы
NO921670A NO180797C (no) 1991-04-30 1992-04-29 Fremgangsmåte ved delignifisering og bleking av kjemisk oppsluttet lignocelluloseholdig materiale
UA93004074A UA26143C2 (uk) 1991-04-30 1993-04-22 Спосіб делігhіфікації та вибілеhhя целюлози
AU42043/93A AU4204393A (en) 1991-04-30 1993-07-19 Process for bleaching of lignocellulose-containing material
NO934006A NO934006D0 (no) 1991-04-30 1993-11-05 Fremgangsmaate ved delignifisering og bleking av kjemisk oppsluttet lignocellulose
US08/307,110 US5658429A (en) 1991-04-30 1994-09-16 Process for bleaching of lignocellulose-containing pulp using a chelating agent prior to a peroxide-ozone-peroxide sequence

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9101300A SE468355B (sv) 1991-04-30 1991-04-30 Blekning av kemisk massa genom behandling med komplexbildare och ozon

Publications (3)

Publication Number Publication Date
SE9101300D0 SE9101300D0 (sv) 1991-04-30
SE9101300L SE9101300L (sv) 1992-10-31
SE468355B true SE468355B (sv) 1992-12-21

Family

ID=20382600

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9101300A SE468355B (sv) 1991-04-30 1991-04-30 Blekning av kemisk massa genom behandling med komplexbildare och ozon

Country Status (16)

Country Link
US (1) US5658429A (fr)
EP (2) EP0554965A1 (fr)
JP (1) JPH0796756B2 (fr)
AT (1) ATE130888T1 (fr)
AU (1) AU4204393A (fr)
BR (1) BR9201553A (fr)
CA (2) CA2067295C (fr)
DE (1) DE69206313T2 (fr)
ES (1) ES2080427T3 (fr)
FI (1) FI112255B (fr)
NO (1) NO180797C (fr)
NZ (1) NZ242466A (fr)
RU (1) RU2071519C1 (fr)
SE (1) SE468355B (fr)
UA (1) UA26143C2 (fr)
ZA (1) ZA923074B (fr)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5520783A (en) * 1990-10-26 1996-05-28 Union Camp Patent Holding, Inc. Apparatus for bleaching high consistency pulp with ozone
SE9201477L (sv) * 1992-05-11 1993-06-28 Kamyr Ab Saett vid blekning av massa utan anvaendning av klorkemikalier
WO1994010375A1 (fr) * 1992-10-26 1994-05-11 Kamyr, Inc. Traitement de la pate de cellulose avec deplacement du chelate
FI925159A0 (fi) * 1992-11-13 1992-11-13 Ahlstroem Oy Foerfarande foer blekning av massa
US6007678A (en) * 1992-11-27 1999-12-28 Eka Nobel Ab Process for delignification of lignocellulose-containing pulp with an organic peracid or salts thereof
SE501325E (sv) * 1993-01-29 1999-09-20 Kvaerner Pulping Tech Förfarande för klorfri blekning av massa, varvid massan surgöres med ättiksyra vid behandlingen med komplexbildare
BE1006881A3 (fr) * 1993-03-02 1995-01-17 Solvay Interox Procede pour la delignification d'une pate a papier chimique.
FI93232C (fi) * 1993-03-03 1995-03-10 Ahlstroem Oy Menetelmä massan valkaisemiseksi kloorivapailla kemikaaleilla
EP0622491B2 (fr) * 1993-04-20 2002-07-17 Eka Chemicals AB Procédé pour le blanchiment de pâte à papier contenant de la lignocellulose
SE9301960L (sv) * 1993-06-08 1994-07-25 Kvaerner Pulping Tech Blekning av kemisk massa med peroxid vid övertryck
SE501836C2 (sv) * 1993-09-21 1995-05-22 Sunds Defibrator Ind Ab Blekning av kemisk massa varvid massan behandlas med komplexbildare före och efter ett ozonsteg
US6605181B1 (en) 1993-10-01 2003-08-12 Kvaerner Pulping Aktiebolag Peroxide bleach sequence including an acidic bleach stage and including a wash stage
SE501985C2 (sv) * 1993-11-05 1995-07-03 Sunds Defibrator Ind Ab Förfarande för avskiljning av metalljoner från massa i samband med blekning av massan
BE1007757A3 (fr) * 1993-11-10 1995-10-17 Solvay Interox Procede pour le blanchiment d'une pate a papier chimique.
SE502172C2 (sv) * 1993-12-15 1995-09-04 Mo Och Domsjoe Ab Förfarande för framställning av blekt cellulosamassa med en klorfri bleksekvens i närvaro av karbonat
JPH108092A (ja) * 1996-06-21 1998-01-13 Mitsubishi Paper Mills Ltd 過酸化物漂白用安定化剤及びそれを用いた繊維系物質の漂白方法
WO1998037012A1 (fr) * 1997-02-20 1998-08-27 Manning Thomas J Appareil et procede de production d'ozone
RU2155834C1 (ru) * 2000-02-24 2000-09-10 Камский целлюлозно-бумажный комбинат Способ отбелки древесной массы
EP1375734A1 (fr) * 2002-06-17 2004-01-02 SCA Hygiene Products GmbH Pâte chimique au sulfite blanchie et résistante, procédé de production et produits obtenus
FI122239B (fi) * 2004-02-25 2011-10-31 Kemira Oyj Menetelmä kuitumateriaalin käsittelemiseksi ja uusi koostumus
FI120201B (fi) * 2004-05-12 2009-07-31 Kemira Oyj Uusi koostumus ja menetelmä kuitumateriaalin käsittelemiseksi
US7297225B2 (en) * 2004-06-22 2007-11-20 Georgia-Pacific Consumer Products Lp Process for high temperature peroxide bleaching of pulp with cool discharge
US20070131364A1 (en) * 2005-12-14 2007-06-14 University Of Maine Process for treating a cellulose-lignin pulp
US20080110584A1 (en) * 2006-11-15 2008-05-15 Caifang Yin Bleaching process with at least one extraction stage
US7867358B2 (en) * 2008-04-30 2011-01-11 Xyleco, Inc. Paper products and methods and systems for manufacturing such products
US8449773B2 (en) * 2009-07-06 2013-05-28 Brigham Young University Method for pretreatment of cellulosic and lignocellulosic materials for conversion into bioenergy
BR112014031092B1 (pt) 2012-06-13 2022-05-17 University Of Maine System Board Of Trustees Processo para formar nanofibras de celulose a partir de um material celulósico
CN104313933A (zh) * 2014-09-23 2015-01-28 华南理工大学 一种硫酸盐蔗渣浆绿色漂白方法
CN104894906A (zh) * 2015-05-29 2015-09-09 华南理工大学 一种麦草浆的高效清洁漂白方法
FI130066B (en) 2019-02-13 2023-01-31 Andritz Oy A method for replacing sodium losses in a pulp mill and a method for producing bleached cellulose pulp
FI128968B (en) 2020-03-31 2021-04-15 Chempolis Oy Peroxide bleaching of cellulose pulp

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2466633A (en) * 1948-05-26 1949-04-05 James M Daily Method of bleaching cellulosic pulp
CA902861A (en) * 1969-11-27 1972-06-20 Pulp And Paper Research Institute Of Canada Bleaching of cellulosic pulp
US4196043A (en) * 1970-12-21 1980-04-01 Scott Paper Company Kraft pulp bleaching and recovery process
JPS53103002A (en) * 1977-02-12 1978-09-07 Kogyo Gijutsuin Improving of ozone bleaching for pulp
JPS5455607A (en) * 1977-10-03 1979-05-02 Kogyo Gijutsuin Bleaching of pulp by liquid phase ozone
NO144711C (no) * 1978-04-04 1981-10-21 Myrens Verksted As Fremgangsmaate til bleking av oksygendelignifiserte celluloseholdige masser med ozon
CA1132760A (fr) * 1978-04-07 1982-10-05 Richard B. Phillips Methode de blanchiment sans chlore de la pate de cellulose
US4372812A (en) * 1978-04-07 1983-02-08 International Paper Company Chlorine free process for bleaching lignocellulosic pulp
FR2457339A1 (fr) * 1979-05-25 1980-12-19 Interox Procede pour la delignification et le blanchiment de pates cellulosiques chimiques et semi-chimiques
JPS5753916A (ja) * 1980-09-17 1982-03-31 Asahi Chem Ind Co Ltd Maikurotoransu
GB8620222D0 (en) * 1986-08-20 1986-10-01 Abitibi Price Inc Peroxide bleaching
FR2604197B1 (fr) * 1986-09-23 1988-11-18 Atochem Procede de blanchiment de matieres lignocellulosiques.
FR2613388B1 (fr) * 1987-04-02 1990-05-04 Atochem Procede de blanchiment de pates
JPH01266293A (ja) * 1988-04-12 1989-10-24 Nippon Shokubai Kagaku Kogyo Co Ltd 木材パルプの漂白前処理方法
US4959124A (en) * 1989-05-05 1990-09-25 International Paper Company Method of bleaching kraft pulp in a DZED sequence
ATE97179T1 (de) * 1989-06-06 1993-11-15 Eka Nobel Ab Verfahren zum bleichen von lignocellulose enthaltenden zellstoffen.
JP2559281B2 (ja) * 1989-12-18 1996-12-04 富士写真フイルム株式会社 ハロゲン化銀写真乳剤およびそれを用いた感光材料
SE466061B (sv) * 1990-04-23 1991-12-09 Eka Nobel Ab Blekning av kemisk massa genom behandling med foerst ett komplexbildande aemne och sedan ett peroxidinnehaallande aemne
US5164044A (en) * 1990-05-17 1992-11-17 Union Camp Patent Holding, Inc. Environmentally improved process for bleaching lignocellulosic materials with ozone
JP2825346B2 (ja) * 1990-05-17 1998-11-18 ユニオン キャンプ コーポレイション リグノセルロース物質の環境上改良された漂白方法

Also Published As

Publication number Publication date
FI921887L (fi) 1992-10-31
JPH05148785A (ja) 1993-06-15
NO921670L (no) 1992-11-02
FI112255B (fi) 2003-11-14
EP0512590A1 (fr) 1992-11-11
DE69206313T2 (de) 1996-04-18
AU4204393A (en) 1993-10-21
FI921887A0 (fi) 1992-04-27
NZ242466A (en) 1994-08-26
SE9101300D0 (sv) 1991-04-30
EP0554965A1 (fr) 1993-08-11
DE69206313D1 (de) 1996-01-11
JPH0796756B2 (ja) 1995-10-18
RU2071519C1 (ru) 1997-01-10
SE9101300L (sv) 1992-10-31
US5658429A (en) 1997-08-19
AU1514892A (en) 1993-03-11
BR9201553A (pt) 1992-12-01
AU641858B2 (en) 1993-09-30
ES2080427T3 (es) 1996-02-01
ATE130888T1 (de) 1995-12-15
NO180797C (no) 1997-06-25
EP0512590B1 (fr) 1995-11-29
NO180797B (no) 1997-03-17
NO921670D0 (no) 1992-04-29
ZA923074B (en) 1992-12-30
CA2067295A1 (fr) 1992-10-31
CA2102713A1 (fr) 1992-10-31
CA2067295C (fr) 1996-07-23
UA26143C2 (uk) 1999-06-07

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