WO1997030208A1 - Process for the treatment of chemical pulp - Google Patents

Process for the treatment of chemical pulp Download PDF

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Publication number
WO1997030208A1
WO1997030208A1 PCT/FI1997/000106 FI9700106W WO9730208A1 WO 1997030208 A1 WO1997030208 A1 WO 1997030208A1 FI 9700106 W FI9700106 W FI 9700106W WO 9730208 A1 WO9730208 A1 WO 9730208A1
Authority
WO
WIPO (PCT)
Prior art keywords
bleaching
pulp
process according
acid
chelating
Prior art date
Application number
PCT/FI1997/000106
Other languages
English (en)
French (fr)
Inventor
Ilkka Renvall
Reijo Aksela
Aarto Paren
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8545485&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO1997030208(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kemira Chemicals Oy filed Critical Kemira Chemicals Oy
Priority to AT97903408T priority Critical patent/ATE252176T1/de
Priority to EP97903408A priority patent/EP0882151B1/en
Priority to DE69725558T priority patent/DE69725558T2/de
Priority to AU17973/97A priority patent/AU1797397A/en
Publication of WO1997030208A1 publication Critical patent/WO1997030208A1/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
    • D21C9/16—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
    • D21C9/1042—Use of chelating agents
PCT/FI1997/000106 1996-02-19 1997-02-19 Process for the treatment of chemical pulp WO1997030208A1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
AT97903408T ATE252176T1 (de) 1996-02-19 1997-02-19 Verfahren zur behandlung von chemischem zellstoff
EP97903408A EP0882151B1 (en) 1996-02-19 1997-02-19 Process for the treatment of chemical pulp
DE69725558T DE69725558T2 (de) 1996-02-19 1997-02-19 Verfahren zur behandlung von chemischem zellstoff
AU17973/97A AU1797397A (en) 1996-02-19 1997-02-19 Process for the treatment of chemical pulp

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI960756 1996-02-19
FI960756A FI115469B (fi) 1996-02-19 1996-02-19 Menetelmä kemiallisen selluloosamateriaalin käsittelemiseksi

Publications (1)

Publication Number Publication Date
WO1997030208A1 true WO1997030208A1 (en) 1997-08-21

Family

ID=8545485

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/FI1997/000106 WO1997030208A1 (en) 1996-02-19 1997-02-19 Process for the treatment of chemical pulp

Country Status (6)

Country Link
EP (1) EP0882151B1 (fi)
AT (1) ATE252176T1 (fi)
AU (1) AU1797397A (fi)
DE (1) DE69725558T2 (fi)
FI (1) FI115469B (fi)
WO (1) WO1997030208A1 (fi)

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998004775A1 (de) * 1996-07-26 1998-02-05 Basf Aktiengesellschaft Verwendung von komplexbildner für die zellstoff- und holzstoffbleiche, die papierherstellung sowie das deinking von altpapier
WO1999027178A1 (en) * 1997-11-25 1999-06-03 Amylum Belgium N.V. Improvements to the bleaching process for chemical pulp and intermediate pulp dispersions
WO1999046441A1 (fr) * 1998-03-10 1999-09-16 Solvay (Societe Anonyme) Procede de blanchiment et/ou de delignification de pates a papier
WO1999046440A1 (fr) * 1998-03-10 1999-09-16 Solvay (Societe Anonyme) Procede de blanchiment de pate a papier
WO1999054544A1 (en) * 1998-04-17 1999-10-28 Alberta Research Council Inc. Method of producing lignocellulosic pulp from non-woody species
KR100260833B1 (ko) * 1997-12-27 2000-07-01 차동천 고수율기계펄프의 제조방법
WO2000073576A1 (en) * 1999-06-01 2000-12-07 Aga Aktiebolag Bleaching of lignin and process for producing paper
US6590120B1 (en) 1998-03-09 2003-07-08 Kemira Chemicals Oy Methods for the preparation of an N-bis-[2-(1,2-dicarboxy-ethoxy)-ethyl]amine derivative and products of the methods and their uses
GB2391011A (en) * 2002-07-19 2004-01-28 Crosmill Ltd Bleaching cellulose suspensions
WO2010084351A1 (en) * 2009-01-26 2010-07-29 Innospec Limited Chelating agents and methods relating thereto
WO2011059376A1 (en) * 2009-11-11 2011-05-19 Metso Paper, Inc. Method of producing pulp from lignocellulosic material containing silica
WO2014140852A3 (en) * 2013-03-14 2015-01-08 Gp Cellulose Gmbh A method of making highly functional, low viscosity kraft fiber using an acidic bleaching sequence and a fiber made by the process
WO2014140940A3 (en) * 2013-03-15 2015-01-08 Gp Cellulose Gmbh A low viscosity kraft fiber having an enhanced carboxyl content and methods of making and using the same
WO2015138335A1 (en) * 2014-03-12 2015-09-17 Gp Cellulose Gmbh A low viscosity kraft fiber having an enhanced carboxyl content and methods of making and using the same
US9512562B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
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
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
US9512237B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Method for inhibiting the growth of microbes with a modified cellulose fiber
US10865519B2 (en) 2016-11-16 2020-12-15 Gp Cellulose Gmbh Modified cellulose from chemical fiber and methods of making and using the same
CZ309643B6 (cs) * 2021-07-21 2023-06-07 Univerzita Pardubice Hořečnaté sole derivátů asparagové kyseliny a jejich použití jako stabilizátorů peroxidu vodíku

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2456271T3 (es) 2008-06-20 2014-04-21 International Paper Company Composición y hoja de registro con propiedades ópticas mejoradas

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0509382A2 (en) * 1991-04-17 1992-10-21 Hampshire Chemical Corporation Biodegradable bleach stabilizers for detergents
WO1994003553A1 (en) * 1992-08-01 1994-02-17 The Procter & Gamble Company Peroxy bleaching composition stabilized with ethylenediamine-n,n'-disuccinic acid
WO1995014808A1 (de) * 1993-11-24 1995-06-01 Henkel Kommanditgesellschaft Auf Aktien Verwendung stickstoff-haltiger komplexbildner bei der holzstoffbleiche
WO1996019557A2 (de) * 1994-12-22 1996-06-27 Basf Aktiengesellschaft Verwendung von hydroxyalkylaminocarbonsäuren als komplexbildner

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0509382A2 (en) * 1991-04-17 1992-10-21 Hampshire Chemical Corporation Biodegradable bleach stabilizers for detergents
WO1994003553A1 (en) * 1992-08-01 1994-02-17 The Procter & Gamble Company Peroxy bleaching composition stabilized with ethylenediamine-n,n'-disuccinic acid
WO1995014808A1 (de) * 1993-11-24 1995-06-01 Henkel Kommanditgesellschaft Auf Aktien Verwendung stickstoff-haltiger komplexbildner bei der holzstoffbleiche
WO1996019557A2 (de) * 1994-12-22 1996-06-27 Basf Aktiengesellschaft Verwendung von hydroxyalkylaminocarbonsäuren als komplexbildner

Cited By (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998004775A1 (de) * 1996-07-26 1998-02-05 Basf Aktiengesellschaft Verwendung von komplexbildner für die zellstoff- und holzstoffbleiche, die papierherstellung sowie das deinking von altpapier
WO1999027178A1 (en) * 1997-11-25 1999-06-03 Amylum Belgium N.V. Improvements to the bleaching process for chemical pulp and intermediate pulp dispersions
KR100260833B1 (ko) * 1997-12-27 2000-07-01 차동천 고수율기계펄프의 제조방법
US6590120B1 (en) 1998-03-09 2003-07-08 Kemira Chemicals Oy Methods for the preparation of an N-bis-[2-(1,2-dicarboxy-ethoxy)-ethyl]amine derivative and products of the methods and their uses
BE1011784A3 (fr) * 1998-03-10 2000-01-11 Solvay Procede de blanchiment de pate a papier.
BE1011785A3 (fr) * 1998-03-10 2000-01-11 Solvay Procede de blanchiment et/ou de delignification de pates a papier chimiques.
WO1999046440A1 (fr) * 1998-03-10 1999-09-16 Solvay (Societe Anonyme) Procede de blanchiment de pate a papier
WO1999046441A1 (fr) * 1998-03-10 1999-09-16 Solvay (Societe Anonyme) Procede de blanchiment et/ou de delignification de pates a papier
WO1999054544A1 (en) * 1998-04-17 1999-10-28 Alberta Research Council Inc. Method of producing lignocellulosic pulp from non-woody species
US6258207B1 (en) 1998-04-17 2001-07-10 Alberta Research Council Inc. Alkaline peroxide mechanical pulping of non-woody species
WO2000073576A1 (en) * 1999-06-01 2000-12-07 Aga Aktiebolag Bleaching of lignin and process for producing paper
US6679972B1 (en) 1999-06-01 2004-01-20 Aga Aktiebolag Process for the bleaching of a pulp suspension by separating calcium from lignin
GB2391011A (en) * 2002-07-19 2004-01-28 Crosmill Ltd Bleaching cellulose suspensions
US8801962B2 (en) 2009-01-26 2014-08-12 Innospec Limited Chelating agents and methods relating thereto
WO2010084351A1 (en) * 2009-01-26 2010-07-29 Innospec Limited Chelating agents and methods relating thereto
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
US9970158B2 (en) 2009-05-28 2018-05-15 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
USRE49570E1 (en) 2009-05-28 2023-07-04 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
US11111628B2 (en) 2009-05-28 2021-09-07 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
US10731293B2 (en) 2009-05-28 2020-08-04 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
US10106927B2 (en) 2009-05-28 2018-10-23 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
US9512562B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
US9926666B2 (en) 2009-05-28 2018-03-27 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
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
US9512237B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Method for inhibiting the growth of microbes with a modified cellulose fiber
US9512561B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
US9777432B2 (en) 2009-05-28 2017-10-03 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
US9909257B2 (en) 2009-05-28 2018-03-06 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
CN102597366A (zh) * 2009-11-11 2012-07-18 美佐纸业股份有限公司 由含二氧化硅的木质纤维素材料生产纸浆的方法
WO2011059376A1 (en) * 2009-11-11 2011-05-19 Metso Paper, Inc. Method of producing pulp from lignocellulosic material containing silica
US10138598B2 (en) 2013-03-14 2018-11-27 Gp Cellulose Gmbh Method of making a highly functional, low viscosity kraft fiber using an acidic bleaching sequence and a fiber made by the process
WO2014140852A3 (en) * 2013-03-14 2015-01-08 Gp Cellulose Gmbh A method of making highly functional, low viscosity kraft fiber using an acidic bleaching sequence and a fiber made by the process
JP2018087405A (ja) * 2013-03-14 2018-06-07 ゲーペー ツェルローゼ ゲーエムベーハー 酸性漂白シーケンスを使用する、高機能、低粘度クラフト繊維の作製方法およびそのプロセスによって作製される繊維
CN105121735A (zh) * 2013-03-14 2015-12-02 Gp纤维素股份有限公司 用酸性漂白序列制造高官能化低粘度硫酸盐纤维的方法及由此工艺制造的纤维
RU2671653C2 (ru) * 2013-03-14 2018-11-06 ДжиПи СЕЛЛЬЮЛОУС ГМБХ Способ изготовления высокофункционального маловязкого крафтволокна с использованием последовательности кислотного отбеливания и волокно, изготовленное с помощью этого процесса
US10174455B2 (en) 2013-03-15 2019-01-08 Gp Cellulose Gmbh Low viscosity kraft fiber having an enhanced carboxyl content and methods of making and using the same
CN108049234A (zh) * 2013-03-15 2018-05-18 Gp 纤维素股份有限公司 一种经化学改性的牛皮纸纤维
US10294614B2 (en) 2013-03-15 2019-05-21 Gp Cellulose Gmbh Low viscosity kraft fiber having an enhanced carboxyl content and methods of making and using the same
US10550516B2 (en) 2013-03-15 2020-02-04 Gp Cellulose Gmbh Low viscosity kraft fiber having an enhanced carboxyl content and methods of making and using the same
US10753043B2 (en) 2013-03-15 2020-08-25 Gp Cellulose Gmbh Low viscosity kraft fiber having an enhanced carboxyl content and methods of making and using the same
WO2014140940A3 (en) * 2013-03-15 2015-01-08 Gp Cellulose Gmbh A low viscosity kraft fiber having an enhanced carboxyl content and methods of making and using the same
US9951470B2 (en) 2013-03-15 2018-04-24 Gp Cellulose Gmbh Low viscosity kraft fiber having an enhanced carboxyl content and methods of making and using the same
WO2015138335A1 (en) * 2014-03-12 2015-09-17 Gp Cellulose Gmbh A low viscosity kraft fiber having an enhanced carboxyl content and methods of making and using the same
US10865519B2 (en) 2016-11-16 2020-12-15 Gp Cellulose Gmbh Modified cellulose from chemical fiber and methods of making and using the same
CZ309643B6 (cs) * 2021-07-21 2023-06-07 Univerzita Pardubice Hořečnaté sole derivátů asparagové kyseliny a jejich použití jako stabilizátorů peroxidu vodíku

Also Published As

Publication number Publication date
ATE252176T1 (de) 2003-11-15
FI960756A (fi) 1997-08-20
EP0882151B1 (en) 2003-10-15
DE69725558D1 (de) 2003-11-20
DE69725558T2 (de) 2004-08-05
AU1797397A (en) 1997-09-02
FI115469B (fi) 2005-05-13
EP0882151A1 (en) 1998-12-09
FI960756A0 (fi) 1996-02-19

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