NO982553L - System for elektrokjemisk delignifisering av ligninholdige materialer, samt fremgangsmÕte ved anvendelse av systemet - Google Patents

System for elektrokjemisk delignifisering av ligninholdige materialer, samt fremgangsmÕte ved anvendelse av systemet

Info

Publication number
NO982553L
NO982553L NO982553A NO982553A NO982553L NO 982553 L NO982553 L NO 982553L NO 982553 A NO982553 A NO 982553A NO 982553 A NO982553 A NO 982553A NO 982553 L NO982553 L NO 982553L
Authority
NO
Norway
Prior art keywords
electrochemical
lignin
containing materials
delignification
activation
Prior art date
Application number
NO982553A
Other languages
English (en)
Other versions
NO982553D0 (no
Inventor
Norbert Hampp
Original Assignee
Consortium Elektrochem Ind
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 Consortium Elektrochem Ind filed Critical Consortium Elektrochem Ind
Publication of NO982553D0 publication Critical patent/NO982553D0/no
Publication of NO982553L publication Critical patent/NO982553L/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B3/00—Electrolytic production of organic compounds
    • C25B3/20—Processes
    • C25B3/23—Oxidation
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/50—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs by irradiation or ozonisation
    • 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
    • D21C9/1021—Electrochemical 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
    • D21C9/1036—Use of compounds accelerating or improving the efficiency of the processes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Electrochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Toxicology (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Paper (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Electrolytic Production Of Metals (AREA)

Abstract

System for elektrokjemisk spalting av forbindelser, kjennetegnet ved at det omfatter en mediator, som ikke inneholder noe metall eller tungmetall, samt minst to elektroder for elektrokjemisk aktivering av mediatoren. Oppfinnelsen angår også en fremgangsmåte for anvendelse av systemet.
NO982553A 1997-06-06 1998-06-04 System for elektrokjemisk delignifisering av ligninholdige materialer, samt fremgangsmÕte ved anvendelse av systemet NO982553L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19723889A DE19723889A1 (de) 1997-06-06 1997-06-06 System zur elektrochemischen Delignifizierung ligninhaltiger Materialien sowie Verfahren zu seiner Anwendung

Publications (2)

Publication Number Publication Date
NO982553D0 NO982553D0 (no) 1998-06-04
NO982553L true NO982553L (no) 1998-12-07

Family

ID=7831678

Family Applications (1)

Application Number Title Priority Date Filing Date
NO982553A NO982553L (no) 1997-06-06 1998-06-04 System for elektrokjemisk delignifisering av ligninholdige materialer, samt fremgangsmÕte ved anvendelse av systemet

Country Status (12)

Country Link
US (1) US6187170B1 (no)
EP (1) EP0882814B1 (no)
JP (1) JP3069076B2 (no)
AT (1) ATE226649T1 (no)
AU (1) AU730496B2 (no)
BR (1) BR9801794A (no)
CA (1) CA2239591A1 (no)
DE (2) DE19723889A1 (no)
DK (1) DK0882814T3 (no)
ID (1) ID20402A (no)
NO (1) NO982553L (no)
RU (1) RU2165943C2 (no)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19948989A1 (de) * 1999-10-12 2001-05-23 Bayer Ag Mediatoren, Peroxidverbindungen und pH-Stabilisatoren enthaltende lagerstabile Formulierungen und deren Verwendung in enzymatischen Bleichsystemen sowie enzymatische 2-Komponenten-Bleichsysteme und deren Verwendung
WO2001031066A1 (fr) * 1999-10-28 2001-05-03 Kabushiki Kaisha Toyota Chuo Kenkyusho Procede, appareil et enzyme de reaction chimique
WO2002074813A1 (en) * 2001-03-15 2002-09-26 Sappi Limited Pulp treatment and process
EP2588665B1 (en) 2010-07-01 2019-05-08 Novozymes A/S Bleaching of pulp
DE102011080099A1 (de) * 2011-07-29 2013-01-31 Henkel Ag & Co. Kgaa Wasch- oder Reinigungsmittel mit elektrochemisch aktivierbarer Mediatorverbindung
CN102277591B (zh) * 2011-08-02 2014-03-05 北京化工大学 一种电化学方式降解木质素的方法
US8808781B2 (en) * 2011-08-11 2014-08-19 Basf Se Method for producing vanillin by electrochemical oxidation of aqueous lignin solutions or suspensions
US20140034508A1 (en) * 2012-07-04 2014-02-06 Johannes-Gutenberg-Universität Mainz Process for the preparation of vanillin
WO2014006106A1 (de) * 2012-07-04 2014-01-09 Basf Se Verfahren zur herstellung von vanillin
US8969534B2 (en) * 2013-02-20 2015-03-03 Wisconsin Alumni Research Foundataion Selective aerobic alcohol oxidation method for conversion of lignin into simple aromatic compounds
US9711818B2 (en) * 2014-03-14 2017-07-18 Wisconsin Alumni Research Foundation Charge transfer mediator based systems for electrocatalytic oxygen reduction
US10727518B2 (en) 2017-06-12 2020-07-28 Wisconsin Alumni Research Foundation Flow-based anode for the electrocatalytic oxidation of a fuel or other reductant
CA3110367A1 (en) * 2021-02-25 2022-08-25 Sixring Inc. Modified sulfuric acid and uses thereof

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4341609A (en) * 1981-02-26 1982-07-27 The Standard Oil Company Electrochemical conversion of biomass
US4622101A (en) 1984-10-01 1986-11-11 International Paper Company Method of oxygen bleaching with ferricyanide lignocellulosic material
US4596630A (en) * 1984-12-21 1986-06-24 International Paper Company Process for the electrochemical reductive bleaching of lignocellulosic pulp
USRE32825E (en) 1984-12-21 1989-01-10 International Paper Company Process for the electrochemical reductive bleaching of lignocellulosic pulp
GB8527960D0 (en) * 1985-11-13 1985-12-18 Mini Agriculture & Fisheries Electro chemical treatment of lignins
US4617099A (en) 1985-12-23 1986-10-14 The Mead Corporation Electrochemical bleaching of wood pulps
AT398316B (de) * 1989-06-01 1994-11-25 Verein Zur Foerderung Der Fors Verfahren zur reduktion von farbstoffen
US5487881A (en) 1993-02-26 1996-01-30 Eka Nobel Inc. Process of producing chlorine dioxide
TW251325B (no) * 1993-03-30 1995-07-11 Basf Ag
CA2165426C (en) 1993-06-16 2007-11-27 Hans-Peter Call Multi-component bleaching system
DK77393D0 (da) 1993-06-29 1993-06-29 Novo Nordisk As Aktivering af enzymer
CA2121375A1 (en) 1994-04-15 1995-10-16 Claude Daneault In situ electrochemical bleaching of thermomechanical pulp
NZ272769A (en) 1994-08-18 1996-03-26 Eka Nobel Inc Process for producing chlorine dioxide by reducing chlorate in acidic reaction medium
EP0717143A1 (de) * 1994-12-16 1996-06-19 Lignozym GmbH Mehrkomponentensystem zum Verändern, Abbau oder Bleichen von Lignin, ligninhaltigen Materialien oder ähnlichen Stoffen sowie Verfahren zu seiner Anwendung
DE19513839A1 (de) * 1995-04-12 1996-10-17 Basf Ag Verfahren zur elektrochemischen Reduktion von Küpenfarbstoffen

Also Published As

Publication number Publication date
ID20402A (id) 1998-12-10
DE59806015D1 (de) 2002-11-28
DK0882814T3 (da) 2003-01-20
AU6993198A (en) 1998-12-10
JP3069076B2 (ja) 2000-07-24
DE19723889A1 (de) 1998-12-10
RU2165943C2 (ru) 2001-04-27
CA2239591A1 (en) 1998-12-06
ATE226649T1 (de) 2002-11-15
EP0882814A1 (de) 1998-12-09
NO982553D0 (no) 1998-06-04
JPH1112972A (ja) 1999-01-19
BR9801794A (pt) 1999-06-08
AU730496B2 (en) 2001-03-08
US6187170B1 (en) 2001-02-13
EP0882814B1 (de) 2002-10-23

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