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NO180495C - Fremgangsmåte ved delignifisering og bleking av kjemisk oppsluttet lignocelluloseholdig materiale - Google Patents

Fremgangsmåte ved delignifisering og bleking av kjemisk oppsluttet lignocelluloseholdig materiale

Info

Publication number
NO180495C
NO180495C NO19921671A NO921671A NO180495C NO 180495 C NO180495 C NO 180495C NO 19921671 A NO19921671 A NO 19921671A NO 921671 A NO921671 A NO 921671A NO 180495 C NO180495 C NO 180495C
Authority
NO
Norway
Prior art keywords
pulp
delignification
chlorine
bleaching agent
bleaching
Prior art date
Application number
NO19921671A
Other languages
English (en)
Other versions
NO180495B (no
NO921671D0 (no
NO921671L (no
Inventor
Lennart Andersson
Jiri Basta
Lillemor Holtinger
Jan Hoeoek
Original Assignee
Eka Nobel Ab
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20382601&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO180495(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Eka Nobel Ab filed Critical Eka Nobel Ab
Publication of NO921671D0 publication Critical patent/NO921671D0/no
Publication of NO921671L publication Critical patent/NO921671L/no
Publication of NO180495B publication Critical patent/NO180495B/no
Publication of NO180495C publication Critical patent/NO180495C/no

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
    • D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides
    • 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
    • D21C9/1005—Pretreatment of the pulp, e.g. degassing the pulp
    • 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
    • D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
    • D21C9/153—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone

Landscapes

  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Noodles (AREA)
  • Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Materials For Medical Uses (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Stringed Musical Instruments (AREA)
NO19921671A 1991-04-30 1992-04-29 Fremgangsmåte ved delignifisering og bleking av kjemisk oppsluttet lignocelluloseholdig materiale NO180495C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9101301A SE470065C (sv) 1991-04-30 1991-04-30 Behandling av kemisk massa med en syra och därefter en magnesium- och kalciumförening vid klorfri blekning

Publications (4)

Publication Number Publication Date
NO921671D0 NO921671D0 (no) 1992-04-29
NO921671L NO921671L (no) 1992-11-02
NO180495B NO180495B (no) 1997-01-20
NO180495C true NO180495C (no) 2003-06-06

Family

ID=20382601

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19921671A NO180495C (no) 1991-04-30 1992-04-29 Fremgangsmåte ved delignifisering og bleking av kjemisk oppsluttet lignocelluloseholdig materiale

Country Status (14)

Country Link
EP (2) EP0679760B1 (no)
JP (1) JP2592747B2 (no)
AT (2) ATE173518T1 (no)
BR (1) BR9201554A (no)
CA (1) CA2067296C (no)
DE (2) DE69213080D1 (no)
ES (1) ES2091395T3 (no)
FI (1) FI111964B (no)
MX (1) MX9201966A (no)
NO (1) NO180495C (no)
NZ (1) NZ242465A (no)
RU (1) RU2039141C1 (no)
SE (1) SE470065C (no)
ZA (1) ZA923073B (no)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI89516B (fi) 1989-05-10 1993-06-30 Ahlstroem Oy Foerfarande foer blekning av cellulosamassa med otson
US6398908B1 (en) 1991-04-30 2002-06-04 Eka Nobel Ab Process for acid bleaching of lignocellulose-containing pulp with a magnesium compound
SE500353C2 (sv) * 1992-10-26 1994-06-06 Sca Wifsta Oestrand Ab Peroxidblekning av sulfatmassa med tillsats av magnesium före blekningen
SE512137C2 (sv) * 1992-10-29 2000-01-31 Eka Chemicals Ab Förfarande för blekning av lignocellulosahaltig massa
SE9203366L (sv) * 1992-11-11 1994-05-12 Mo Och Domsjoe Ab Förfarande vid delignifiering och/eller blekning av cellulosamassa
US6007678A (en) * 1992-11-27 1999-12-28 Eka Nobel Ab Process for delignification of lignocellulose-containing pulp with an organic peracid or salts thereof
DE69420306T2 (de) * 1993-04-20 2000-04-20 Eka Chemicals Ab Verfahren zum Bleichen von Lignozellulose-enthaltendem Zellstoff
SE9301960L (sv) * 1993-06-08 1994-07-25 Kvaerner Pulping Tech Blekning av kemisk massa med peroxid vid övertryck
US6605181B1 (en) * 1993-10-01 2003-08-12 Kvaerner Pulping Aktiebolag Peroxide bleach sequence including an acidic bleach stage and including a wash stage
BE1007757A3 (fr) * 1993-11-10 1995-10-17 Solvay Interox Procede pour le blanchiment d'une pate a papier chimique.
FI102301B (fi) * 1994-10-13 1998-11-13 Andritz Oy Menetelmä selluloosamassojen käsittelemiseksi
US6776876B1 (en) 1994-10-13 2004-08-17 Andritz Oy Method of treating cellulosic pulp to remove hexenuronic acid
DE19516151A1 (de) 1995-05-03 1996-11-07 Sven Siegle Verfahren zur Herstellung einer Pulpe aus zellulosehaltigem Material, die Pulpe selbst und deren Verwendung
FI105701B (fi) 1995-10-20 2000-09-29 Ahlstrom Machinery Oy Menetelmä ja laitteisto massan käsittelemiseksi
JPH108092A (ja) * 1996-06-21 1998-01-13 Mitsubishi Paper Mills Ltd 過酸化物漂白用安定化剤及びそれを用いた繊維系物質の漂白方法
BE1010679A3 (fr) * 1996-10-11 1998-11-03 Solvay Interox Procede de delignification et de blanchiment de pate a papier chimique.
ID23571A (id) * 1997-08-25 2000-05-04 Praxair Technology Inc Metoda penerapan ozon dalam pemutihan ecf
JP2002266272A (ja) * 2001-03-12 2002-09-18 Nippon Paper Industries Co Ltd セルロース質繊維材料パルプの漂白方法
US6743332B2 (en) * 2001-05-16 2004-06-01 Weyerhaeuser Company High temperature peroxide bleaching of mechanical pulps
KR100547491B1 (ko) * 2005-04-27 2006-01-31 이권혁 대나무를 이용하여 생산하는 섬유용 펄프의 제조방법 및 그 펄프
US9512563B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Surface treated modified cellulose from chemical kraft fiber and methods of making and using same
MX2011012494A (es) 2009-05-28 2012-02-21 Gp Cellulose Gmbh Celulosa modificada a partir de fibra kraft quimica y metodos para elaborarla y su uso.
US9511167B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
US9512237B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Method for inhibiting the growth of microbes with a modified cellulose fiber
MX353539B (es) 2011-05-23 2018-01-17 Gp Cellulose Gmbh Star Fibra kraft de madera blanda que tiene blancura y brillo mejorados, y metodos para preparala y usarla.
TWI628331B (zh) 2012-01-12 2018-07-01 Ｇｐ纖維股份有限公司 具有降低黃化性質之低黏度牛皮紙纖維及其製造與使用方法
PL2839071T3 (pl) 2012-04-18 2019-05-31 Gp Cellulose Gmbh Zastosowanie środka powierzchniowo czynnego do obróbki masy celulozowej i poprawa przyłączania masy celulozowej siarczanowej do włókna w celu produkcji wiskozy i innych drugorzędnych produktów włóknistych
WO2014052763A1 (en) * 2012-09-27 2014-04-03 Andritz Inc. Chemical treatment of lignocellulosic fiber bundle material, and methods and systems relating thereto
JP6472758B2 (ja) 2013-02-08 2019-02-20 ゲーペー ツェルローゼ ゲーエムベーハー 改善されたα−セルロース含量を有する軟材クラフト繊維およびその化学セルロース製品の生産における使用
CA2901665A1 (en) 2013-03-14 2014-09-18 Gp Cellulose Gmbh A method of making highly functional, low viscosity kraft fiber using an acidic bleaching sequence and a fiber made by the process
WO2014140940A2 (en) 2013-03-15 2014-09-18 Gp Cellulose Gmbh A low viscosity kraft fiber having an enhanced carboxyl content and methods of making and using the same
BR112017027022B1 (pt) * 2015-09-30 2023-04-18 Imerys Minerals Limited Método para formação de uma composição para branqueamento de massas celulósicas aquosas, composição e kit de ingredientes
CA3040734A1 (en) 2016-11-16 2018-05-24 Gp Cellulose Gmbh Modified cellulose from chemical fiber and methods of making and using the same
WO2021209586A1 (en) * 2020-04-16 2021-10-21 Bim Kemi Ab Delignification process

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3507744A (en) * 1966-04-01 1970-04-21 Kimberly Clark Co Wood pulp bleaching process utilizing peroxide pyrophosphate high concentration compositions
SE335053B (no) * 1969-05-13 1971-05-10 Mo Och Domsjoe Ab
DE2742262C2 (de) * 1977-09-20 1982-06-09 Degussa Ag, 6000 Frankfurt Verfahren zur Herstellung eines mittel- bis hochviskosen Nadelholz-Sulfitzellstoffs
FR2520397A1 (fr) * 1982-01-28 1983-07-29 Centre Tech Ind Papier Procede pour le traitement de pates papetieres chimiques
FR2557605B1 (fr) * 1983-12-29 1987-12-11 Atochem Procede de blanchiment de pates papetieres par le peroxyde d'hydrogene
JPH0364589A (ja) * 1989-07-28 1991-03-19 Mitsubishi Gas Chem Co Inc 化学パルプの漂白方法

Also Published As

Publication number Publication date
CA2067296A1 (en) 1992-10-31
NO180495B (no) 1997-01-20
DE69227640T2 (de) 1999-05-06
NO921671D0 (no) 1992-04-29
EP0511695B1 (en) 1996-08-28
RU2039141C1 (ru) 1995-07-09
NO921671L (no) 1992-11-02
ES2091395T3 (es) 1996-11-01
BR9201554A (pt) 1992-12-01
FI111964B (fi) 2003-10-15
EP0511695A1 (en) 1992-11-04
AU1514992A (en) 1993-03-11
SE9101301D0 (sv) 1991-04-30
DE69213080D1 (de) 1996-10-02
ZA923073B (en) 1992-12-30
EP0511695B2 (en) 2004-06-02
EP0679760A1 (en) 1995-11-02
JPH05148784A (ja) 1993-06-15
ATE141971T1 (de) 1996-09-15
FI921886A (fi) 1992-10-31
JP2592747B2 (ja) 1997-03-19
SE470065B (sv) 1993-11-01
FI921886A0 (fi) 1992-04-27
DE69227640D1 (de) 1998-12-24
NZ242465A (en) 1993-12-23
SE470065C (sv) 1996-01-15
ATE173518T1 (de) 1998-12-15
CA2067296C (en) 1997-03-04
AU651192B2 (en) 1994-07-14
MX9201966A (es) 1992-11-01
SE9101301L (sv) 1992-10-31
EP0679760B1 (en) 1998-11-18

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