FR2804446B1 - Procede de blanchiment de pates desencrees et/ou recyclees - Google Patents

Procede de blanchiment de pates desencrees et/ou recyclees

Info

Publication number
FR2804446B1
FR2804446B1 FR0001280A FR0001280A FR2804446B1 FR 2804446 B1 FR2804446 B1 FR 2804446B1 FR 0001280 A FR0001280 A FR 0001280A FR 0001280 A FR0001280 A FR 0001280A FR 2804446 B1 FR2804446 B1 FR 2804446B1
Authority
FR
France
Prior art keywords
pasta
bleaching
recycled
ink
recycled pasta
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
FR0001280A
Other languages
English (en)
Other versions
FR2804446A1 (fr
Inventor
Laurence Briois
Laurent Fraisse
Alain Rabion
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
Atofina 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 Atofina SA filed Critical Atofina SA
Priority to FR0001280A priority Critical patent/FR2804446B1/fr
Priority to PCT/FR2001/000214 priority patent/WO2001057309A2/fr
Priority to AU35586/01A priority patent/AU3558601A/en
Publication of FR2804446A1 publication Critical patent/FR2804446A1/fr
Application granted granted Critical
Publication of FR2804446B1 publication Critical patent/FR2804446B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • D21C9/1036—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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • D21C5/022—Chemicals therefor
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Toxicology (AREA)
  • Paper (AREA)
FR0001280A 2000-02-02 2000-02-02 Procede de blanchiment de pates desencrees et/ou recyclees Expired - Fee Related FR2804446B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0001280A FR2804446B1 (fr) 2000-02-02 2000-02-02 Procede de blanchiment de pates desencrees et/ou recyclees
PCT/FR2001/000214 WO2001057309A2 (fr) 2000-02-02 2001-01-23 Procede de blanchiment de pates desencrees et/ou recyclees
AU35586/01A AU3558601A (en) 2000-02-02 2001-01-23 Method for bleaching de-inked and/or recycled pulps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0001280A FR2804446B1 (fr) 2000-02-02 2000-02-02 Procede de blanchiment de pates desencrees et/ou recyclees

Publications (2)

Publication Number Publication Date
FR2804446A1 FR2804446A1 (fr) 2001-08-03
FR2804446B1 true FR2804446B1 (fr) 2003-01-17

Family

ID=8846561

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0001280A Expired - Fee Related FR2804446B1 (fr) 2000-02-02 2000-02-02 Procede de blanchiment de pates desencrees et/ou recyclees

Country Status (3)

Country Link
AU (1) AU3558601A (fr)
FR (1) FR2804446B1 (fr)
WO (1) WO2001057309A2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2842200B1 (fr) * 2002-07-12 2005-12-16 Centre Nat Rech Scient Procede pour l'obtention de polysaccharides modifies

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4230655A1 (de) * 1992-09-14 1994-03-17 Ciba Geigy Verfahren zur Verbesserung von Weißgrad, Helligkeit und Farbort von Faserstoffen
GB2279657B (en) * 1993-07-09 1998-05-06 Zeneca Ltd Phthalocyanine compounds
FR2716676B1 (fr) * 1994-02-28 1996-04-05 Elf Aquitaine Procédé de décomposition oxydative de composés organiques présents dans des effluents aqueux.
DE69726320T2 (de) * 1997-08-14 2004-10-21 Takashi Watanabe Chemisches verfahren zur depolymerisation von lignin

Also Published As

Publication number Publication date
WO2001057309A3 (fr) 2001-12-20
AU3558601A (en) 2001-08-14
WO2001057309A2 (fr) 2001-08-09
FR2804446A1 (fr) 2001-08-03

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Legal Events

Date Code Title Description
ST Notification of lapse