ATE515593T1 - Verfahren zur herstellung von papier und verwendung einer säure/base-behandlung bei der papierherstellung - Google Patents

Verfahren zur herstellung von papier und verwendung einer säure/base-behandlung bei der papierherstellung

Info

Publication number
ATE515593T1
ATE515593T1 AT08760061T AT08760061T ATE515593T1 AT E515593 T1 ATE515593 T1 AT E515593T1 AT 08760061 T AT08760061 T AT 08760061T AT 08760061 T AT08760061 T AT 08760061T AT E515593 T1 ATE515593 T1 AT E515593T1
Authority
AT
Austria
Prior art keywords
acid
paper
base treatment
suspension
dewatering device
Prior art date
Application number
AT08760061T
Other languages
English (en)
Inventor
Aila Weaver
Risto Vahteri
Original Assignee
Linde Ag
Stora Enso Oyj
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 Linde Ag, Stora Enso Oyj filed Critical Linde Ag
Application granted granted Critical
Publication of ATE515593T1 publication Critical patent/ATE515593T1/de

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
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • D21C9/004—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives inorganic compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/64—Alkaline compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/65—Acid compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/76—Processes or apparatus for adding material to the pulp or to the paper characterised by choice of auxiliary compounds which are added separately from at least one other compound, e.g. to improve the incorporation of the latter or to obtain an enhanced combined effect
    • 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
    • D21C9/16—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
    • D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
AT08760061T 2007-07-03 2008-05-27 Verfahren zur herstellung von papier und verwendung einer säure/base-behandlung bei der papierherstellung ATE515593T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20075503A FI20075503A7 (fi) 2007-07-03 2007-07-03 Menetelmä paperin valmistamiseksi ja happo/emäskäsittelyn käyttö paperin valmistuksessa
PCT/EP2008/056463 WO2009003770A1 (en) 2007-07-03 2008-05-27 Process for making paper and use of an acid/base treatment in papermaking

Publications (1)

Publication Number Publication Date
ATE515593T1 true ATE515593T1 (de) 2011-07-15

Family

ID=38331591

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08760061T ATE515593T1 (de) 2007-07-03 2008-05-27 Verfahren zur herstellung von papier und verwendung einer säure/base-behandlung bei der papierherstellung

Country Status (5)

Country Link
EP (1) EP2176461B1 (de)
AT (1) ATE515593T1 (de)
CA (1) CA2691590A1 (de)
FI (1) FI20075503A7 (de)
WO (1) WO2009003770A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012101137A1 (de) 2011-01-25 2012-08-02 Basf Se Verfahren zur herstellung eines papiererzeugnisses
BR112013019042A2 (pt) 2011-01-25 2018-07-10 Basf Se processo para produzir uma semipasta para a produção de produtos de papel, e, uso de ácido metanossulfônico.
US20120186762A1 (en) * 2011-01-25 2012-07-26 Basf Se Producing half-stuffs for the manufacture of papery articles
US20120186766A1 (en) * 2011-01-25 2012-07-26 Basf Se Manufacturing a papery article

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3639206A (en) * 1969-07-29 1972-02-01 Continental Can Co Treatment of waste water from alkaline pulping processes
DE2752413C2 (de) * 1977-11-24 1979-03-29 J.M. Voith Gmbh, 7920 Heidenheim Verfahren zur Aufhärtung des Wassers bei der Altpapieraufbereitung und Vorrichtung zur Durchführung des Verfahrens
EP0296198B1 (de) * 1986-12-22 1991-09-18 Aga Aktiebolag Verfahren zum waschen einer alkalischen pulpe
SE461860B (sv) * 1989-02-13 1990-04-02 Mo Och Domsjoe Ab Foerfarande foer framstaellning av papper och bestruket papper varvid baspappret innehaaller precipiterat kalciumkarbonat
US5679220A (en) * 1995-01-19 1997-10-21 International Paper Company Process for enhanced deposition and retention of particulate filler on papermaking fibers
WO1997022749A1 (en) * 1995-12-19 1997-06-26 Kvaerner Hymac Inc. Process for treating refiner pulp
FI102911B (fi) * 1997-06-13 1999-03-15 Aga Ab Menetelmä massasuspension pH:n stabiloimiseksi ja paperin tuottamiseks i stabiloidusta massasta
SE511794C2 (sv) * 1997-06-30 1999-11-29 Sunds Defibrator Ind Ab Sätt att reducera halten kalcium i vätskefasen i en pappersmassasuspension
FI103520B (fi) * 1998-03-03 1999-07-15 Upm Kymmene Corp Parannetut paperinvalmistusmenetelmät
KR100319491B1 (ko) * 1998-12-08 2002-04-22 김충섭 재활용되는제지공정수의칼슘경도조절방법

Also Published As

Publication number Publication date
CA2691590A1 (en) 2009-01-08
FI20075503L (fi) 2008-06-19
EP2176461A1 (de) 2010-04-21
FI20075503A0 (fi) 2007-07-03
FI20075503A7 (fi) 2008-06-19
WO2009003770A1 (en) 2009-01-08
EP2176461B1 (de) 2011-07-06

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Legal Events

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