CA2359162A1 - Complexes a metaux de transition dotes de ligands polyvalents pour ameliorer l'effet blanchissant et delignifiant de composes de peroxo - Google Patents

Complexes a metaux de transition dotes de ligands polyvalents pour ameliorer l'effet blanchissant et delignifiant de composes de peroxo Download PDF

Info

Publication number
CA2359162A1
CA2359162A1 CA002359162A CA2359162A CA2359162A1 CA 2359162 A1 CA2359162 A1 CA 2359162A1 CA 002359162 A CA002359162 A CA 002359162A CA 2359162 A CA2359162 A CA 2359162A CA 2359162 A1 CA2359162 A1 CA 2359162A1
Authority
CA
Canada
Prior art keywords
transition metal
metal complex
ppm
bleaching
formula
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
CA002359162A
Other languages
English (en)
Inventor
Harald Jakob
Ulrike Kunz
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
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 Degussa GmbH filed Critical Degussa GmbH
Publication of CA2359162A1 publication Critical patent/CA2359162A1/fr
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
    • D21C9/1042—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)
  • Detergent Compositions (AREA)
CA002359162A 2000-10-17 2001-10-16 Complexes a metaux de transition dotes de ligands polyvalents pour ameliorer l'effet blanchissant et delignifiant de composes de peroxo Abandoned CA2359162A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10051317A DE10051317A1 (de) 2000-10-17 2000-10-17 Übergangsmetallkomplexe mit Polydentaten Liganden zur Verstärkung der Bleich- und Delignifizierungswirkung von Persauerstoffverbindungen
DE10051317.4 2000-10-17

Publications (1)

Publication Number Publication Date
CA2359162A1 true CA2359162A1 (fr) 2002-04-17

Family

ID=7660017

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002359162A Abandoned CA2359162A1 (fr) 2000-10-17 2001-10-16 Complexes a metaux de transition dotes de ligands polyvalents pour ameliorer l'effet blanchissant et delignifiant de composes de peroxo

Country Status (8)

Country Link
US (1) US20020066542A1 (fr)
EP (1) EP1199402A2 (fr)
KR (1) KR20020030731A (fr)
BR (1) BR0104611A (fr)
CA (1) CA2359162A1 (fr)
DE (1) DE10051317A1 (fr)
NO (1) NO20015027L (fr)
ZA (1) ZA200108492B (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10226522A1 (de) * 2002-06-14 2003-12-24 Degussa Verwendung von Übergangsmetallkomplexen mit stickstoffhaltigen mehrzähnigen Liganden als Bleichkatalysator und Bleichmittelzusammensetzung
DE10227774A1 (de) * 2002-06-21 2004-01-08 Degussa Ag Verwendung von Übergangsmetallkomplexen mit stickstoffhaltigen mehrzähnigen Liganden als Bleichkatalysator und Bleichmittelzusammensetzung
DE10227775A1 (de) * 2002-06-21 2004-02-19 Degussa Ag Verwendung von Übergangsmetallkomplexen mit stickstoffhaltigen mehrzähnigen Liganden als Bleichkatalysator und Bleichmittelzusammensetzungen
US7666410B2 (en) 2002-12-20 2010-02-23 Kimberly-Clark Worldwide, Inc. Delivery system for functional compounds
US7488520B2 (en) 2003-10-16 2009-02-10 Kimberly-Clark Worldwide, Inc. High surface area material blends for odor reduction, articles utilizing such blends and methods of using same
US7413550B2 (en) 2003-10-16 2008-08-19 Kimberly-Clark Worldwide, Inc. Visual indicating device for bad breath
US7794737B2 (en) 2003-10-16 2010-09-14 Kimberly-Clark Worldwide, Inc. Odor absorbing extrudates
US7754197B2 (en) * 2003-10-16 2010-07-13 Kimberly-Clark Worldwide, Inc. Method for reducing odor using coordinated polydentate compounds
US7879350B2 (en) 2003-10-16 2011-02-01 Kimberly-Clark Worldwide, Inc. Method for reducing odor using colloidal nanoparticles
US7678367B2 (en) 2003-10-16 2010-03-16 Kimberly-Clark Worldwide, Inc. Method for reducing odor using metal-modified particles
US7837663B2 (en) 2003-10-16 2010-11-23 Kimberly-Clark Worldwide, Inc. Odor controlling article including a visual indicating device for monitoring odor absorption
US7438875B2 (en) 2003-10-16 2008-10-21 Kimberly-Clark Worldwide, Inc. Method for reducing odor using metal-modified silica particles
US7763061B2 (en) 2004-12-23 2010-07-27 Kimberly-Clark Worldwide, Inc. Thermal coverings
PT2402087E (pt) 2005-05-27 2013-07-22 Catexel Ltd Sais pré-formados de catalisador de metal de transição
US7972386B2 (en) * 2005-10-12 2011-07-05 Conopco, Inc. Bleaching of substrates
EP2104765B1 (fr) * 2007-01-16 2012-08-01 Catexel Limited Blanchiment des substrats
CN102510774B (zh) 2009-09-18 2014-07-23 科莱恩金融(Bvi)有限公司 制备桥联的三氮杂环壬烷的锰络合物的方法
DE102009045628A1 (de) * 2009-10-13 2011-04-14 Henkel Ag & Co. Kgaa Bleichaktivatoren für Verfahren zum Bleichen von cellulosischen Faserstoffen
DE102009057222A1 (de) 2009-12-05 2011-06-09 Clariant International Ltd. Bleichkatalysator-Compounds, Verfahren zu ihrer Herstellung und ihre Verwendung
DE102009057220A1 (de) 2009-12-05 2011-06-09 Clariant International Ltd. Nicht hygroskopische Übergangsmetallkomplexe, Verfahren zu ihrer Herstellung und ihre Verwendung
WO2011106906A1 (fr) 2010-03-03 2011-09-09 Unilever Plc Préparation de catalyseurs de blanchiment
EP2395147A1 (fr) * 2010-05-10 2011-12-14 Unilever Plc, A Company Registered In England And Wales under company no. 41424 of Unilever House Indice d'égouttabilité de produits en papier
BR112014005435B1 (pt) 2011-09-08 2019-11-12 Catexel Ltd método de preparação de um pó e pó

Also Published As

Publication number Publication date
US20020066542A1 (en) 2002-06-06
EP1199402A2 (fr) 2002-04-24
BR0104611A (pt) 2002-06-04
ZA200108492B (en) 2002-06-06
KR20020030731A (ko) 2002-04-25
NO20015027L (no) 2002-04-18
NO20015027D0 (no) 2001-10-16
DE10051317A1 (de) 2002-04-18

Similar Documents

Publication Publication Date Title
CA2359162A1 (fr) Complexes a metaux de transition dotes de ligands polyvalents pour ameliorer l'effet blanchissant et delignifiant de composes de peroxo
CA2624846C (fr) Blanchiment catalytique de substrats industriels
CA2608440C (fr) Procede de blanchiment comportant un sel de catalyseur a base d'un metalde transition preforme conjointement avec du peroxyde d'hydrogene
US20010025695A1 (en) Method for the delignification of fibrous material and use of catalyst
CA2670743C (fr) Blanchiment de substrats
CA2251664A1 (fr) Procede de blanchiment de fibres lignocellulosiques
JPH08500856A (ja) リグノセルロース材料の脱リグニン及び漂白方法
CA2443340A1 (fr) Procedes permettant d'ameliorer le blanchiment et la delignification de la pate
Lapierre et al. The effect of magnesium ions and chelants on peroxide bleaching
CA2321543C (fr) Procedes de preparation d'un derive de n-bis-[2-(1,2-dicarboxy-ethoxy)-ethyl]amine, produits de ces procedes et leurs utilisations
CN103261514B (zh) 用于使用活化的过氧化氢使纸浆脱木质素和漂白的方法

Legal Events

Date Code Title Description
FZDE Discontinued