FI20075503L - Menetelmä paperin valmistamiseksi ja happo/emäskäsittelyn käyttö paperin valmistuksessa - Google Patents

Menetelmä paperin valmistamiseksi ja happo/emäskäsittelyn käyttö paperin valmistuksessa Download PDF

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Publication number
FI20075503L
FI20075503L FI20075503A FI20075503A FI20075503L FI 20075503 L FI20075503 L FI 20075503L FI 20075503 A FI20075503 A FI 20075503A FI 20075503 A FI20075503 A FI 20075503A FI 20075503 L FI20075503 L FI 20075503L
Authority
FI
Finland
Prior art keywords
paper
acid
making
base treatment
suspension
Prior art date
Application number
FI20075503A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI20075503A0 (fi
Inventor
Aila Weaver
Risto Vahteri
Original Assignee
Stora Enso Oyj
Linde Ag
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 Stora Enso Oyj, Linde Ag filed Critical Stora Enso Oyj
Priority to FI20075503A priority Critical patent/FI20075503L/fi
Publication of FI20075503A0 publication Critical patent/FI20075503A0/fi
Priority to AT08760061T priority patent/ATE515593T1/de
Priority to EP08760061A priority patent/EP2176461B1/de
Priority to CA002691590A priority patent/CA2691590A1/en
Priority to PCT/EP2008/056463 priority patent/WO2009003770A1/en
Publication of FI20075503L publication Critical patent/FI20075503L/fi

Links

Classifications

    • 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
    • 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
    • D21H17/65—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)
FI20075503A 2007-07-03 2007-07-03 Menetelmä paperin valmistamiseksi ja happo/emäskäsittelyn käyttö paperin valmistuksessa FI20075503L (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI20075503A FI20075503L (fi) 2007-07-03 2007-07-03 Menetelmä paperin valmistamiseksi ja happo/emäskäsittelyn käyttö paperin valmistuksessa
AT08760061T ATE515593T1 (de) 2007-07-03 2008-05-27 Verfahren zur herstellung von papier und verwendung einer säure/base-behandlung bei der papierherstellung
EP08760061A EP2176461B1 (de) 2007-07-03 2008-05-27 Verfahren zur herstellung von papier und verwendung einer säure/base-behandlung bei der papierherstellung
CA002691590A CA2691590A1 (en) 2007-07-03 2008-05-27 Process for making paper and use of an acid/base treatment in papermaking
PCT/EP2008/056463 WO2009003770A1 (en) 2007-07-03 2008-05-27 Process for making paper and use of an acid/base treatment in papermaking

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20075503A FI20075503L (fi) 2007-07-03 2007-07-03 Menetelmä paperin valmistamiseksi ja happo/emäskäsittelyn käyttö paperin valmistuksessa

Publications (2)

Publication Number Publication Date
FI20075503A0 FI20075503A0 (fi) 2007-07-03
FI20075503L true FI20075503L (fi) 2008-06-19

Family

ID=38331591

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20075503A FI20075503L (fi) 2007-07-03 2007-07-03 Menetelmä paperin valmistamiseksi ja happo/emäskäsittelyn käyttö paperin valmistuksessa

Country Status (5)

Country Link
EP (1) EP2176461B1 (de)
AT (1) ATE515593T1 (de)
CA (1) CA2691590A1 (de)
FI (1) FI20075503L (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
US20120186762A1 (en) * 2011-01-25 2012-07-26 Basf Se Producing half-stuffs for the manufacture of papery articles
BR112013019045A2 (pt) 2011-01-25 2017-01-31 Basf Se processo para fabricar um artigo tipo papel, e, uso de ácido metanossulfônico
US20120186766A1 (en) * 2011-01-25 2012-07-26 Basf Se Manufacturing a papery article
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.

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
FI103520B1 (fi) * 1998-03-03 1999-07-15 Aga Ab Parannetut paperinvalmistusmenetelmät
KR100319491B1 (ko) * 1998-12-08 2002-04-22 김충섭 재활용되는제지공정수의칼슘경도조절방법

Also Published As

Publication number Publication date
CA2691590A1 (en) 2009-01-08
FI20075503A0 (fi) 2007-07-03
WO2009003770A1 (en) 2009-01-08
EP2176461B1 (de) 2011-07-06
ATE515593T1 (de) 2011-07-15
EP2176461A1 (de) 2010-04-21

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