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SE9101300L - 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
SE9101300L
SE9101300L SE9101300A SE9101300A SE9101300L SE 9101300 L SE9101300 L SE 9101300L SE 9101300 A SE9101300 A SE 9101300A SE 9101300 A SE9101300 A SE 9101300A SE 9101300 L SE9101300 L SE 9101300L
Authority
SE
Sweden
Prior art keywords
pulp
ozone
treatment
ions
chemistry
Prior art date
Application number
SE9101300A
Other languages
Unknown language ( )
English (en)
Other versions
SE468355B (sv
SE9101300D0 (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=SE9101300(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Publication of SE9101300D0 publication Critical patent/SE9101300D0/sv
Priority to SE9101300A priority Critical patent/SE468355B/sv
Application filed by Eka Nobel Ab filed Critical Eka Nobel Ab
Priority to EP19930200857 priority patent/EP0554965A1/en
Priority to EP92201006A priority patent/EP0512590B1/en
Priority to AT92201006T priority patent/ATE130888T1/de
Priority to DE69206313T priority patent/DE69206313T2/de
Priority to ES92201006T priority patent/ES2080427T3/es
Priority to NZ242466A priority patent/NZ242466A/en
Priority to FI921887A priority patent/FI112255B/sv
Priority to CA002067295A priority patent/CA2067295C/en
Priority to AU15148/92A priority patent/AU641858C/en
Priority to CA002102713A priority patent/CA2102713A1/en
Priority to JP4134326A priority patent/JPH0796756B2/ja
Priority to ZA923074A priority patent/ZA923074B/xx
Priority to BR929201553A priority patent/BR9201553A/pt
Priority to NO921670A priority patent/NO180797C/no
Priority to SU925011615A priority patent/RU2071519C1/ru
Publication of SE9101300L publication Critical patent/SE9101300L/sv
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 FI934833A priority patent/FI934833A0/fi
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

  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Paper (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Conductive Materials (AREA)
  • Detergent Compositions (AREA)
  • Stringed Musical Instruments (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Diaphragms For Electromechanical Transducers (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
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.
AT92201006T ATE130888T1 (de) 1991-04-30 1992-04-08 Verfahren zum bleichen von lignocellulose enthaltendem material.
EP92201006A EP0512590B1 (en) 1991-04-30 1992-04-08 Process for bleaching of lignocellulose-containing material
EP19930200857 EP0554965A1 (en) 1991-04-30 1992-04-08 Process for bleaching of lignocellulose-containing 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
FI921887A FI112255B (sv) 1991-04-30 1992-04-27 Förfarande för blekning av lignocellulosahaltig massa
CA002067295A CA2067295C (en) 1991-04-30 1992-04-27 Process for bleaching of lignocellulose-containing material
AU15148/92A AU641858C (en) 1991-04-30 1992-04-27 Process for bleaching of lignocellulose-containing material
CA002102713A CA2102713A1 (en) 1991-04-30 1992-04-27 Process for bleaching of lignocellulose-containing material
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
BR929201553A BR9201553A (pt) 1991-04-30 1992-04-28 Processo para a deslignificacao e alvejamento de polpa contendo ligno-celulose quimicamente digerida
ZA923074A ZA923074B (en) 1991-04-30 1992-04-28 Process for bleaching of lignocellulose-containing material
NO921670A NO180797C (no) 1991-04-30 1992-04-29 Fremgangsmåte ved delignifisering og bleking av kjemisk oppsluttet lignocelluloseholdig materiale
SU925011615A RU2071519C1 (ru) 1991-04-30 1992-04-29 Способ делигнификации и отбеливания целлюлозы
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
FI934833A FI934833A0 (fi) 1991-04-30 1993-11-01 Foerfarande foer blekning av lignocellulosahaltig massa
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 true SE9101300L (sv) 1992-10-31
SE468355B 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 (sv)
EP (2) EP0512590B1 (sv)
JP (1) JPH0796756B2 (sv)
AT (1) ATE130888T1 (sv)
AU (1) AU4204393A (sv)
BR (1) BR9201553A (sv)
CA (2) CA2102713A1 (sv)
DE (1) DE69206313T2 (sv)
ES (1) ES2080427T3 (sv)
FI (1) FI112255B (sv)
NO (1) NO180797C (sv)
NZ (1) NZ242466A (sv)
RU (1) RU2071519C1 (sv)
SE (1) SE468355B (sv)
UA (1) UA26143C2 (sv)
ZA (1) ZA923074B (sv)

Families Citing this family (29)

* 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
SE469387B (sv) * 1992-05-11 1993-06-28 Kamyr Ab Saett vid blekning av massa utan anvaendning av klorkemikalier
WO1994010375A1 (en) * 1992-10-26 1994-05-11 Kamyr, Inc. Displacement chelate treatment of pulp
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 (sv) * 1993-03-03 1995-03-10 Ahlstroem Oy Förfarande för blekning av massa med klorfria kemikalier
DE69420306T2 (de) * 1993-04-20 2000-04-20 Eka Chemicals Ab Verfahren zum Bleichen von Lignozellulose-enthaltendem Zellstoff
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 (en) * 1997-02-20 1998-08-27 Manning Thomas J Apparatus and method for generating ozone
EP1375734A1 (en) * 2002-06-17 2004-01-02 SCA Hygiene Products GmbH Bleached, strong sulfite chemical pulp, a process for the production thereof and products derived therefrom
FI122239B (sv) * 2004-02-25 2011-10-31 Kemira Oyj Förfarande för behandling av fibermaterial och ny komposition
FI120201B (sv) * 2004-05-12 2009-07-31 Kemira Oyj Ny komposition och förfarande för behandling av fibermaterial
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
CA2876082C (en) 2012-06-13 2021-06-01 University Of Maine System Board Of Trustees Energy efficient process for preparing nanocellulose fibers
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
FI128968B (sv) 2020-03-31 2021-04-15 Chempolis Oy Peroxidblekning av cellulosamassa

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
US4372812A (en) * 1978-04-07 1983-02-08 International Paper Company Chlorine free process for bleaching lignocellulosic pulp
CA1132760A (en) * 1978-04-07 1982-10-05 Richard B. Phillips 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
ES2038097T5 (es) * 1989-06-06 2001-05-01 Eka Chemicals Ab Procedimiento para blanquear pastas papeleras que contienen lignocelulosa.
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
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
US5164044A (en) * 1990-05-17 1992-11-17 Union Camp Patent Holding, Inc. Environmentally improved process for bleaching lignocellulosic materials with ozone

Also Published As

Publication number Publication date
AU1514892A (en) 1993-03-11
AU641858B2 (en) 1993-09-30
SE468355B (sv) 1992-12-21
ATE130888T1 (de) 1995-12-15
FI921887A0 (fi) 1992-04-27
RU2071519C1 (ru) 1997-01-10
CA2102713A1 (en) 1992-10-31
JPH05148785A (ja) 1993-06-15
NO180797B (no) 1997-03-17
US5658429A (en) 1997-08-19
SE9101300D0 (sv) 1991-04-30
UA26143C2 (uk) 1999-06-07
AU4204393A (en) 1993-10-21
DE69206313D1 (de) 1996-01-11
NO921670D0 (no) 1992-04-29
FI921887A (fi) 1992-10-31
JPH0796756B2 (ja) 1995-10-18
FI112255B (sv) 2003-11-14
ZA923074B (en) 1992-12-30
EP0512590A1 (en) 1992-11-11
ES2080427T3 (es) 1996-02-01
BR9201553A (pt) 1992-12-01
EP0554965A1 (en) 1993-08-11
DE69206313T2 (de) 1996-04-18
NO921670L (no) 1992-11-02
EP0512590B1 (en) 1995-11-29
NO180797C (no) 1997-06-25
NZ242466A (en) 1994-08-26
CA2067295A1 (en) 1992-10-31
CA2067295C (en) 1996-07-23

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Publication Publication Date Title
SE9101300L (sv) Blekning av kemisk massa genom behandling med komplexbildare och ozon
FI921886A (fi) Foerfarande foer blekning av lignocellulosahaltig massa
SE9001449L (sv) Blekning av kemisk massa genom behandling med foerst ett komplexbildande aemne och sedan ett peroxidinnehaallande aemne
FI952551A (sv) Förfarande för blekning av lignocellulosahaltig massa
CA2163116A1 (en) Method of bleaching pulp without using chlorine chemicals
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