AU5212800A - Method for bleaching paper pulp - Google Patents

Method for bleaching paper pulp

Info

Publication number
AU5212800A
AU5212800A AU52128/00A AU5212800A AU5212800A AU 5212800 A AU5212800 A AU 5212800A AU 52128/00 A AU52128/00 A AU 52128/00A AU 5212800 A AU5212800 A AU 5212800A AU 5212800 A AU5212800 A AU 5212800A
Authority
AU
Australia
Prior art keywords
paper pulp
bleaching paper
bleaching
pulp
paper
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.)
Abandoned
Application number
AU52128/00A
Inventor
Annie Renders
Thierry Van Beckhoven
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.)
Solvay SA
Original Assignee
Solvay SA
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 Solvay SA filed Critical Solvay SA
Publication of AU5212800A publication Critical patent/AU5212800A/en
Abandoned 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
    • 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
    • D21C9/1005—Pretreatment of the pulp, e.g. degassing the pulp
    • 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)
AU52128/00A 1999-05-11 2000-05-08 Method for bleaching paper pulp Abandoned AU5212800A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
BE9900340 1999-05-11
BE9900340A BE1012675A6 (en) 1999-05-11 1999-05-11 Bleaching pulp process.
PCT/EP2000/004395 WO2000068495A1 (en) 1999-05-11 2000-05-08 Method for bleaching paper pulp

Publications (1)

Publication Number Publication Date
AU5212800A true AU5212800A (en) 2000-11-21

Family

ID=3891916

Family Applications (1)

Application Number Title Priority Date Filing Date
AU52128/00A Abandoned AU5212800A (en) 1999-05-11 2000-05-08 Method for bleaching paper pulp

Country Status (3)

Country Link
AU (1) AU5212800A (en)
BE (1) BE1012675A6 (en)
WO (1) WO2000068495A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103088699B (en) 2008-06-20 2015-04-22 国际纸业公司 Composition And Recording Sheet With Improved Optical Properties
CN103174045B (en) * 2013-03-28 2015-05-20 昆明理工大学 Production method of bark-forming handmade paper bleaching pulp
CN112127193A (en) * 2020-09-25 2020-12-25 福建省青山纸业股份有限公司 Production process for improving quality index of dissolving pulp by using bleaching process

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6736934B1 (en) * 1995-02-17 2004-05-18 Andritz Oy Method of pretreating pulp in an acid tower prior to bleaching with peroxide
FI105701B (en) * 1995-10-20 2000-09-29 Ahlstrom Machinery Oy Method and arrangement for treatment of pulp
JP2001503109A (en) * 1996-09-11 2001-03-06 ソルヴェイ アンテロックス Pulp bleaching method

Also Published As

Publication number Publication date
WO2000068495A1 (en) 2000-11-16
BE1012675A6 (en) 2001-02-06

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase