FR2964394B1 - Procede de delignification et de blanchiment de pate a papier au moyen de peroxyde d'hydrogene active - Google Patents

Procede de delignification et de blanchiment de pate a papier au moyen de peroxyde d'hydrogene active

Info

Publication number
FR2964394B1
FR2964394B1 FR1057015A FR1057015A FR2964394B1 FR 2964394 B1 FR2964394 B1 FR 2964394B1 FR 1057015 A FR1057015 A FR 1057015A FR 1057015 A FR1057015 A FR 1057015A FR 2964394 B1 FR2964394 B1 FR 2964394B1
Authority
FR
France
Prior art keywords
delignifying
hydrogen peroxide
active hydrogen
paper pulp
whitening 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.)
Expired - Fee Related
Application number
FR1057015A
Other languages
English (en)
Other versions
FR2964394A1 (fr
Inventor
Jerome Blanc
Christophe Calais
Nicoleta Ioana Vladut
Vanessa Durrieu
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.)
Arkema France SA
Original Assignee
Arkema France 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 Arkema France SA filed Critical Arkema France SA
Priority to FR1057015A priority Critical patent/FR2964394B1/fr
Priority to PCT/FR2011/051910 priority patent/WO2012028800A1/fr
Publication of FR2964394A1 publication Critical patent/FR2964394A1/fr
Application granted granted Critical
Publication of FR2964394B1 publication Critical patent/FR2964394B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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)
FR1057015A 2010-09-03 2010-09-03 Procede de delignification et de blanchiment de pate a papier au moyen de peroxyde d'hydrogene active Expired - Fee Related FR2964394B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1057015A FR2964394B1 (fr) 2010-09-03 2010-09-03 Procede de delignification et de blanchiment de pate a papier au moyen de peroxyde d'hydrogene active
PCT/FR2011/051910 WO2012028800A1 (fr) 2010-09-03 2011-08-12 Procede de delignification et de blanchiment de pate a papier au moyen de peroxyde d'hydrogene active

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1057015A FR2964394B1 (fr) 2010-09-03 2010-09-03 Procede de delignification et de blanchiment de pate a papier au moyen de peroxyde d'hydrogene active

Publications (2)

Publication Number Publication Date
FR2964394A1 FR2964394A1 (fr) 2012-03-09
FR2964394B1 true FR2964394B1 (fr) 2012-08-31

Family

ID=43332233

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1057015A Expired - Fee Related FR2964394B1 (fr) 2010-09-03 2010-09-03 Procede de delignification et de blanchiment de pate a papier au moyen de peroxyde d'hydrogene active

Country Status (2)

Country Link
FR (1) FR2964394B1 (fr)
WO (1) WO2012028800A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3481829B1 (fr) 2016-07-08 2021-04-07 H. Hoffnabb-La Roche Ag Dérivés fusionnés de pyrimidine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9930695D0 (en) * 1999-12-24 2000-02-16 Unilever Plc Composition and method for bleaching a substrate
FR2837848B1 (fr) * 2002-03-26 2004-06-18 Atofina Activation du peroxyde d'hydrogene en delignification et en blanchiment des pates chimiques a l'aide d'un complexe phenantroline-cuivre
DE102004003710A1 (de) * 2004-01-24 2005-08-11 Clariant Gmbh Verwendung von Übergangsmetallkomplexen als Bleichkatalysatoren in Wasch- und Reinigungsmitteln
EP2103735A1 (fr) * 2008-03-18 2009-09-23 Unilever PLC Blanchiment catalytique des substrats

Also Published As

Publication number Publication date
WO2012028800A1 (fr) 2012-03-08
FR2964394A1 (fr) 2012-03-09

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20150529