ES2208445T3 - Procedimiento elctroquimico para determinar el contenido en lignina de la pasta de celulosa. - Google Patents

Procedimiento elctroquimico para determinar el contenido en lignina de la pasta de celulosa.

Info

Publication number
ES2208445T3
ES2208445T3 ES00984729T ES00984729T ES2208445T3 ES 2208445 T3 ES2208445 T3 ES 2208445T3 ES 00984729 T ES00984729 T ES 00984729T ES 00984729 T ES00984729 T ES 00984729T ES 2208445 T3 ES2208445 T3 ES 2208445T3
Authority
ES
Spain
Prior art keywords
oxidation
reduction
mediator
cellulose
electrode
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 - Lifetime
Application number
ES00984729T
Other languages
English (en)
Spanish (es)
Inventor
Robert Ernest Bourbonnais
Michael Geoffrey Paice
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.)
PULP PAPER RES INST
Pulp and Paper Research Institute of Canada
Original Assignee
PULP PAPER RES INST
Pulp and Paper Research Institute of Canada
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 PULP PAPER RES INST, Pulp and Paper Research Institute of Canada filed Critical PULP PAPER RES INST
Application granted granted Critical
Publication of ES2208445T3 publication Critical patent/ES2208445T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • D21C9/1052—Controlling the process
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Paper (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Secondary Cells (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
ES00984729T 1999-12-23 2000-12-19 Procedimiento elctroquimico para determinar el contenido en lignina de la pasta de celulosa. Expired - Lifetime ES2208445T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002293223A CA2293223C (en) 1999-12-23 1999-12-23 Electrochemical method for determinating lignin content of pulp
CA2293223 1999-12-23

Publications (1)

Publication Number Publication Date
ES2208445T3 true ES2208445T3 (es) 2004-06-16

Family

ID=4164977

Family Applications (1)

Application Number Title Priority Date Filing Date
ES00984729T Expired - Lifetime ES2208445T3 (es) 1999-12-23 2000-12-19 Procedimiento elctroquimico para determinar el contenido en lignina de la pasta de celulosa.

Country Status (11)

Country Link
US (1) US20020144795A1 (ja)
EP (1) EP1240384B1 (ja)
JP (1) JP2003518613A (ja)
AT (1) ATE252177T1 (ja)
AU (1) AU2137301A (ja)
BR (1) BR0016663A (ja)
CA (1) CA2293223C (ja)
DE (1) DE60005997D1 (ja)
ES (1) ES2208445T3 (ja)
PT (1) PT1240384E (ja)
WO (1) WO2001048307A1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10043893A1 (de) * 2000-09-06 2002-03-14 Voith Paper Patent Gmbh Verfahren zur Durchführung eines der Faser- oder Papierherstellung dienenden Flotations-, Bleiche- und/oder Dispergierprozesses
EP3406621A1 (en) 2006-02-14 2018-11-28 BP Corporation North America Inc. Xylanases, nucleic acids encoding them and methods for making and using them
EP2708602B1 (en) 2007-10-03 2019-02-27 BP Corporation North America Inc. Xylanases, nucleic acids encoding them and methods for making and using them
GB2476237B (en) * 2009-12-15 2012-01-11 Schlumberger Holdings Calibration of electrochemical sensor
CN107589158B (zh) * 2017-08-08 2019-09-06 福建农林大学 一种基于双电化学传感器的硫酸盐法制浆过程纸浆卡伯值的在线检测方法与装置
CN107607596B (zh) * 2017-08-08 2019-09-06 福建农林大学 一种基于流动分析的硫酸盐法制浆过程纸浆卡伯值的在线检测方法与装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4065348A (en) * 1975-04-23 1977-12-27 Westvaco Corporation Method and apparatus for detecting and controlling the caustic in paper pulp bleaching
FI80526C (fi) * 1986-09-08 1990-06-11 Savcor Consulting Oy Foerfarande foer styrning av cellulosakok.
DD280790A1 (de) * 1987-04-14 1990-07-18 Akad Wissenschaften Ddr Biosensor und verfahren zur bestimmung von mediatoren
US5220172A (en) * 1991-09-23 1993-06-15 The Babcock & Wilcox Company Fluorescence analyzer for lignin
US5389356A (en) * 1993-01-05 1995-02-14 Utah State University Foundation Compounds and methods for generating oxygen free radicals used in general oxidation and reduction reactions
US5486915A (en) * 1994-04-12 1996-01-23 The Babcock & Wilcox Company On-line measurement of lignin in wood pulp by color shift of fluorescence
DE19742748A1 (de) * 1997-09-27 1999-04-01 Degussa Verfahren zum Delignifizieren und Bleichen von Zellstoffen unter Verwendung elektrochemisch oxidierbarer organischer Verbindungen
US5953111A (en) * 1997-12-11 1999-09-14 Honeywell Inc. Continuous in-line kappa measurement system
DE69903025D1 (de) * 1998-04-16 2002-10-24 Pulp Paper Res Inst Verfahren zur zellstoff- und farbstoffoxidation mittels oxidase

Also Published As

Publication number Publication date
US20020144795A1 (en) 2002-10-10
EP1240384B1 (en) 2003-10-15
BR0016663A (pt) 2002-09-03
AU2137301A (en) 2001-07-09
PT1240384E (pt) 2004-03-31
WO2001048307A1 (en) 2001-07-05
EP1240384A1 (en) 2002-09-18
DE60005997D1 (de) 2003-11-20
ATE252177T1 (de) 2003-11-15
CA2293223C (en) 2004-02-10
WO2001048307A8 (en) 2002-01-24
JP2003518613A (ja) 2003-06-10
CA2293223A1 (en) 2001-06-23

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