AU732875B2 - Process for bleaching a paper pulp with ozone and chlorine dioxide - Google Patents

Process for bleaching a paper pulp with ozone and chlorine dioxide Download PDF

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Publication number
AU732875B2
AU732875B2 AU84212/98A AU8421298A AU732875B2 AU 732875 B2 AU732875 B2 AU 732875B2 AU 84212/98 A AU84212/98 A AU 84212/98A AU 8421298 A AU8421298 A AU 8421298A AU 732875 B2 AU732875 B2 AU 732875B2
Authority
AU
Australia
Prior art keywords
pulp
bleaching
ozone
oxygen
paper pulp
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.)
Ceased
Application number
AU84212/98A
Other languages
English (en)
Other versions
AU8421298A (en
Inventor
Derek Hornsey
Michel Muguet
Alain Trichet
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.)
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Original Assignee
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
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 Air Liquide SA, LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude filed Critical Air Liquide SA
Publication of AU8421298A publication Critical patent/AU8421298A/en
Application granted granted Critical
Publication of AU732875B2 publication Critical patent/AU732875B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • 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
    • D21C9/12Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • D21C9/144Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process
    • 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
    • D21C9/1015Bleaching ; Apparatus therefor with use of means other than pressure, temperature
    • 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
    • D21C9/1026Other features in bleaching 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
    • D21C9/147Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
    • D21C9/153Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone
    • 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
    • D21C9/16Bleaching ; Apparatus therefor with per compounds
    • D21C9/163Bleaching ; Apparatus therefor with per compounds with peroxides

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
AU84212/98A 1997-09-15 1998-09-14 Process for bleaching a paper pulp with ozone and chlorine dioxide Ceased AU732875B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9711446A FR2768442B1 (fr) 1997-09-15 1997-09-15 Procede de blanchiment d'une pate a papier avec de l'ozone et du dioxyde de chlore
FR97/11446 1997-09-15

Publications (2)

Publication Number Publication Date
AU8421298A AU8421298A (en) 1999-03-25
AU732875B2 true AU732875B2 (en) 2001-05-03

Family

ID=9511079

Family Applications (1)

Application Number Title Priority Date Filing Date
AU84212/98A Ceased AU732875B2 (en) 1997-09-15 1998-09-14 Process for bleaching a paper pulp with ozone and chlorine dioxide

Country Status (9)

Country Link
EP (1) EP0902120A1 (fr)
JP (1) JPH11172589A (fr)
KR (1) KR19990029786A (fr)
CN (1) CN1212310A (fr)
AU (1) AU732875B2 (fr)
BR (1) BR9803938A (fr)
CA (1) CA2247532A1 (fr)
FR (1) FR2768442B1 (fr)
NZ (1) NZ331806A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI981808A7 (fi) * 1998-08-24 2000-02-25 Arbozon Oy Ltd Menetelmä massan valkaisemiseksi
JP2002069879A (ja) * 2000-09-04 2002-03-08 Nippon Paper Industries Co Ltd セルロース質繊維材料のパルプの漂白方法
SE532470C2 (sv) * 2008-05-13 2010-02-02 Metso Paper Inc Slutblekning av oxygendelignifierad massa med ozon, klordioxid och peroxid
JP6411182B2 (ja) * 2014-11-13 2018-10-24 大王製紙株式会社 汚泥の脱水助剤及び汚泥の脱水方法
CN110656527A (zh) * 2019-09-12 2020-01-07 华南理工大学 一种臭氧和二氧化氯协同高效漂白中浓纸浆的方法及装置
CN111040049A (zh) * 2019-12-02 2020-04-21 广西大学 一种分离提纯甘蔗渣中半纤维素的方法
CN111979818A (zh) * 2020-08-07 2020-11-24 齐鲁工业大学 一种硫酸盐木浆短程序ecf漂白工艺x/z/d-eop-d或x/d/z-eop-d
SE545758C2 (en) * 2022-06-20 2024-01-02 Valmet Oy Method for bleaching pulp from recycled textile material

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4216054A (en) * 1977-09-26 1980-08-05 Weyerhaeuser Company Low-consistency ozone delignification
CA2186176A1 (fr) * 1995-09-28 1997-03-29 Derek Hornsey Methode de blanchiment a l'ozone de la pate cellulosique de faible consistance, et appareil connexe
FR2743094A1 (fr) * 1995-12-27 1997-07-04 Centre Tech Ind Papier Procede de blanchiment des pates a papier chimiques

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4216054A (en) * 1977-09-26 1980-08-05 Weyerhaeuser Company Low-consistency ozone delignification
CA2186176A1 (fr) * 1995-09-28 1997-03-29 Derek Hornsey Methode de blanchiment a l'ozone de la pate cellulosique de faible consistance, et appareil connexe
FR2743094A1 (fr) * 1995-12-27 1997-07-04 Centre Tech Ind Papier Procede de blanchiment des pates a papier chimiques

Also Published As

Publication number Publication date
EP0902120A1 (fr) 1999-03-17
FR2768442A1 (fr) 1999-03-19
KR19990029786A (ko) 1999-04-26
JPH11172589A (ja) 1999-06-29
BR9803938A (pt) 1999-12-07
NZ331806A (en) 2000-01-28
AU8421298A (en) 1999-03-25
FR2768442B1 (fr) 1999-10-15
CN1212310A (zh) 1999-03-31
CA2247532A1 (fr) 1999-03-15

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired