AU3411199A - Method for bleaching paper pulp - Google Patents

Method for bleaching paper pulp

Info

Publication number
AU3411199A
AU3411199A AU34111/99A AU3411199A AU3411199A AU 3411199 A AU3411199 A AU 3411199A AU 34111/99 A AU34111/99 A AU 34111/99A AU 3411199 A AU3411199 A AU 3411199A AU 3411199 A AU3411199 A AU 3411199A
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
AU34111/99A
Inventor
Eric Chauveheid
Johan Devenyns
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 AU3411199A publication Critical patent/AU3411199A/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
    • D21C9/1005—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
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1042—Use of chelating agents

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
AU34111/99A 1998-03-10 1999-03-06 Method for bleaching paper pulp Abandoned AU3411199A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
BE9800189 1998-03-10
BE9800189A BE1011784A3 (en) 1998-03-10 1998-03-10 Bleaching pulp process.
PCT/EP1999/001611 WO1999046440A1 (en) 1998-03-10 1999-03-06 Method for bleaching paper pulp

Publications (1)

Publication Number Publication Date
AU3411199A true AU3411199A (en) 1999-09-27

Family

ID=3891147

Family Applications (1)

Application Number Title Priority Date Filing Date
AU34111/99A Abandoned AU3411199A (en) 1998-03-10 1999-03-06 Method for bleaching paper pulp

Country Status (5)

Country Link
EP (1) EP1062388A1 (en)
AU (1) AU3411199A (en)
BE (1) BE1011784A3 (en)
WO (1) WO1999046440A1 (en)
ZA (1) ZA991898B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2728278C (en) 2008-06-20 2016-06-28 Zheng Tan Composition and recording sheet with improved optical properties

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE184060T1 (en) * 1993-04-20 1999-09-15 Eka Chemicals Ab METHOD FOR BLEACHING PULP CONTAINING LIGNOCELLULOSE
CA2211223C (en) * 1995-02-17 2002-04-30 Ahlstrom Machinery Oy Method of pretreating pulp to be bleached with peroxide
FI115469B (en) * 1996-02-19 2005-05-13 Kemira Oyj Process for the treatment of chemical cellulose material
DE19630278A1 (en) * 1996-07-26 1998-01-29 Basf Ag Complexing agent for pulp and pulp bleaching, paper production and deinking of waste paper

Also Published As

Publication number Publication date
ZA991898B (en) 2000-10-11
EP1062388A1 (en) 2000-12-27
WO1999046440A1 (en) 1999-09-16
BE1011784A3 (en) 2000-01-11

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