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AU2740095A - Delignification of chemical pulp with peroxide in the presence of transition metal - Google Patents

Delignification of chemical pulp with peroxide in the presence of transition metal

Info

Publication number
AU2740095A
AU2740095A AU27400/95A AU2740095A AU2740095A AU 2740095 A AU2740095 A AU 2740095A AU 27400/95 A AU27400/95 A AU 27400/95A AU 2740095 A AU2740095 A AU 2740095A AU 2740095 A AU2740095 A AU 2740095A
Authority
AU
Australia
Prior art keywords
delignification
peroxide
transition metal
chemical pulp
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.)
Abandoned
Application number
AU27400/95A
Inventor
Jukka Jakara
Aarto Paren
Juha Patola
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.)
Kemira Chemicals Oy
Original Assignee
Kemira Chemicals Oy
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 Kemira Chemicals Oy filed Critical Kemira Chemicals Oy
Publication of AU2740095A publication Critical patent/AU2740095A/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
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • 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
    • D21C9/1036—Use of compounds accelerating or improving the efficiency of the processes
    • 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)
AU27400/95A 1994-06-20 1995-06-19 Delignification of chemical pulp with peroxide in the presence of transition metal Abandoned AU2740095A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI942968 1994-06-20
FI942968A FI942968A7 (en) 1994-06-20 1994-06-20 Method for delignification of chemical pulp
PCT/FI1995/000353 WO1995035408A1 (en) 1994-06-20 1995-06-19 Delignification of chemical pulp with peroxide in the presence of transition metal

Publications (1)

Publication Number Publication Date
AU2740095A true AU2740095A (en) 1996-01-15

Family

ID=8540966

Family Applications (1)

Application Number Title Priority Date Filing Date
AU27400/95A Abandoned AU2740095A (en) 1994-06-20 1995-06-19 Delignification of chemical pulp with peroxide in the presence of transition metal

Country Status (3)

Country Link
AU (1) AU2740095A (en)
FI (1) FI942968A7 (en)
WO (1) WO1995035408A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE504340E (en) * 1995-05-22 1999-08-09 Mo Och Domsjoe Ab Process for delignification / bleaching of lignin-containing cellulose pulp
FR2813896A1 (en) * 2000-09-14 2002-03-15 Atofina METHOD FOR DELIGNIFYING AND WHITENING BY OXIDANT AND OXIDOREDUCTION CATALYST
WO2003049880A1 (en) * 2001-12-06 2003-06-19 Kazem Eradat Oskoui Method of extracting contaminants from solid matter
US8262850B2 (en) 2003-09-23 2012-09-11 International Paper Company Chemical activation and refining of southern pine kraft fibers
ES2385578T3 (en) 2005-05-02 2012-07-26 International Paper Company Lignocellulosic materials and products obtained from them
US9512237B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Method for inhibiting the growth of microbes with a modified cellulose fiber
US9511167B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
MX382646B (en) 2009-05-28 2025-03-13 Gp Cellulose Gmbh MODIFIED CELLULOSE FROM CHEMICAL KRAFT FIBER AND METHODS FOR PRODUCTION AND USE.
US9512563B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Surface treated modified cellulose from chemical kraft fiber and methods of making and using same
BR112015019882A2 (en) 2013-03-14 2017-07-18 Gp Cellulose Gmbh oxidized bleached kraft fiber and methods for making kraft pulp and softwood kraft fiber and for bleaching multi-stage bleaching cellulose kraft pulp
AU2014229512B2 (en) 2013-03-15 2017-06-22 Gp Cellulose Gmbh A low viscosity kraft fiber having an enhanced carboxyl content and methods of making and using the same
RU2523118C1 (en) * 2013-06-17 2014-07-20 федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Пермский национальный исследовательский политехнический университет" Bleaching process of hardwood sulphate pulp
WO2018093697A1 (en) 2016-11-16 2018-05-24 Gp Cellulose Gmbh Modified cellulose from chemical fiber and methods of making and using the same
CN119121674A (en) 2017-03-21 2024-12-13 国际纸业公司 Odor controlling pulp compositions

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4410397A (en) * 1978-04-07 1983-10-18 International Paper Company Delignification and bleaching process and solution for lignocellulosic pulp with peroxide in the presence of metal additives
US4427490A (en) * 1978-04-07 1984-01-24 International Paper Company Delignification and bleaching process for lignocellulosic pulp with peroxide in the presence of metal additives
US4661205A (en) * 1981-08-28 1987-04-28 Scott Paper Company Method of bleaching lignocellulosic material with peroxide catalyzed with a salt of a metal
ATE132926T1 (en) * 1992-07-06 1996-01-15 Solvay Interox METHOD FOR DELIGNIFICATION OF CHEMICAL PULP

Also Published As

Publication number Publication date
FI942968L (en) 1995-12-21
FI942968A7 (en) 1995-12-21
FI942968A0 (en) 1994-06-20
WO1995035408A1 (en) 1995-12-28

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