NO933249D0 - Fremgangsm}te for bleking av kjemisk papirmasse og anvendelse av fremgangsm}ten for bleking av kraftmasse - Google Patents

Fremgangsm}te for bleking av kjemisk papirmasse og anvendelse av fremgangsm}ten for bleking av kraftmasse

Info

Publication number
NO933249D0
NO933249D0 NO933249A NO933249A NO933249D0 NO 933249 D0 NO933249 D0 NO 933249D0 NO 933249 A NO933249 A NO 933249A NO 933249 A NO933249 A NO 933249A NO 933249 D0 NO933249 D0 NO 933249D0
Authority
NO
Norway
Prior art keywords
bleaching
pulp
applying
chemical pulp
chemical
Prior art date
Application number
NO933249A
Other languages
English (en)
Other versions
NO933249L (no
NO301491B1 (no
Inventor
Nicholas Troughton
Marc Hoyos
Mercel Robberechts
Gilbert Vrambout
Original Assignee
Solvay Interox
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 Solvay Interox filed Critical Solvay Interox
Publication of NO933249L publication Critical patent/NO933249L/no
Publication of NO933249D0 publication Critical patent/NO933249D0/no
Publication of NO301491B1 publication Critical patent/NO301491B1/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
    • D21C9/166—Bleaching ; Apparatus therefor with per compounds with peracids
    • 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
    • D21C9/1057—Multistage, with compounds cited in more than one sub-group D21C9/10, D21C9/12, D21C9/16
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
NO933249A 1991-03-11 1993-09-10 Fremgangsmåte for bleking av kjemisk papirmasse, spesielt kraftmasse NO301491B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE9100226A BE1004674A3 (fr) 1991-03-11 1991-03-11 Procede pour le blanchiment d'une pate a papier chimique et application de ce procede au blanchiment d'une pate kraft.
PCT/EP1992/000469 WO1992015752A1 (fr) 1991-03-11 1992-03-03 Procede pour le blanchiment d'une pate a papier chimique et application de ce procede au blanchiment d'une pate kraft

Publications (3)

Publication Number Publication Date
NO933249L NO933249L (no) 1993-09-10
NO933249D0 true NO933249D0 (no) 1993-09-10
NO301491B1 NO301491B1 (no) 1997-11-03

Family

ID=3885381

Family Applications (1)

Application Number Title Priority Date Filing Date
NO933249A NO301491B1 (no) 1991-03-11 1993-09-10 Fremgangsmåte for bleking av kjemisk papirmasse, spesielt kraftmasse

Country Status (15)

Country Link
US (1) US5698075A (no)
EP (1) EP0575374A1 (no)
JP (1) JPH06505063A (no)
AU (1) AU660301B2 (no)
BE (1) BE1004674A3 (no)
BR (1) BR9205762A (no)
CA (1) CA2105654A1 (no)
FI (1) FI933977A0 (no)
MA (1) MA22460A1 (no)
NO (1) NO301491B1 (no)
NZ (1) NZ241823A (no)
SK (1) SK97293A3 (no)
WO (1) WO1992015752A1 (no)
YU (1) YU48240B (no)
ZA (1) ZA921626B (no)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
RU2097463C1 (ru) * 1992-11-27 1997-11-27 Ека Нобель Актиеболаг Способ отбеливания лигноцеллюлозосодержащей пульпы
CZ282692B6 (cs) * 1992-11-27 1997-09-17 Eka Nobel Ab Způsob delignifikace buničiny obsahující lignocelulozu
BE1007651A3 (fr) * 1993-10-22 1995-09-05 Solvay Interox Procede pour le blanchiment d'une pate a papier chimique.
SE9704298L (sv) * 1997-11-24 1999-05-25 Kvaerner Pulping Tech Förfarande vid blekning av cellulosa i ett slutet system under användning av Caro´s syra
US20040112555A1 (en) * 2002-12-03 2004-06-17 Jeffrey Tolan Bleaching stage using xylanase with hydrogen peroxide, peracids, or a combination thereof
US7297225B2 (en) * 2004-06-22 2007-11-20 Georgia-Pacific Consumer Products Lp Process for high temperature peroxide bleaching of pulp with cool discharge
JP4967451B2 (ja) 2006-05-17 2012-07-04 三菱瓦斯化学株式会社 漂白パルプの製造方法
CA2709526C (en) * 2007-12-20 2016-02-02 Mitsubishi Gas Chemical Company Inc. Process for production of bleached pulp
CN111344455B (zh) * 2017-09-11 2022-10-28 索理思科技公司 用于增强化学木浆的氧脱木质素的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE420430B (sv) * 1978-02-17 1981-10-05 Mo Och Domsjoe Ab Forfarande for blekning och extraktion av lignocellulosahaltig material med peroxidhaltiga blekmedel
FR2457339A1 (fr) * 1979-05-25 1980-12-19 Interox Procede pour la delignification et le blanchiment de pates cellulosiques chimiques et semi-chimiques
FR2566015B1 (fr) * 1984-06-15 1986-08-29 Centre Tech Ind Papier Procede de blanchiment de pate mecanique par le peroxyde d'hydrogene
FR2576930B1 (fr) * 1985-02-04 1988-08-12 Interox Procede pour la delignification et le blanchiment de pate a papier chimique ou semi-chimique de bagasse
EP0402335B2 (en) * 1989-06-06 2001-03-14 Eka Chemicals AB Process for bleaching lignocellulose-containing pulps
US5091054A (en) * 1989-08-18 1992-02-25 Degussa Corporation Process for bleaching and delignification of lignocellulosic
SE469842C (sv) * 1992-01-21 1996-01-15 Sunds Defibrator Ind Ab Blekning av kemisk massa med peroxid

Also Published As

Publication number Publication date
JPH06505063A (ja) 1994-06-09
FI933977A (fi) 1993-09-10
FI933977A0 (fi) 1993-09-10
AU1325492A (en) 1992-10-06
NZ241823A (en) 1994-09-27
EP0575374A1 (fr) 1993-12-29
ZA921626B (en) 1993-05-06
MA22460A1 (fr) 1992-10-01
CA2105654A1 (fr) 1992-09-12
SK97293A3 (en) 1994-05-11
AU660301B2 (en) 1995-06-22
NO933249L (no) 1993-09-10
US5698075A (en) 1997-12-16
BR9205762A (pt) 1994-08-02
BE1004674A3 (fr) 1993-01-12
NO301491B1 (no) 1997-11-03
YU23892A (sh) 1994-06-10
YU48240B (sh) 1997-08-22
WO1992015752A1 (fr) 1992-09-17

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