FR2656634B1 - Procede de blanchiment d'une pate cellulosique en une seule etape par le bioxyde de chlore et l'ozone. - Google Patents

Procede de blanchiment d'une pate cellulosique en une seule etape par le bioxyde de chlore et l'ozone.

Info

Publication number
FR2656634B1
FR2656634B1 FR9016500A FR9016500A FR2656634B1 FR 2656634 B1 FR2656634 B1 FR 2656634B1 FR 9016500 A FR9016500 A FR 9016500A FR 9016500 A FR9016500 A FR 9016500A FR 2656634 B1 FR2656634 B1 FR 2656634B1
Authority
FR
France
Prior art keywords
bleaching
ozone
single step
bioxide
chlorine
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 - Fee Related
Application number
FR9016500A
Other languages
English (en)
French (fr)
Other versions
FR2656634A1 (fr
Inventor
Charlotte Bosenius
Erik Nilsson
Petter Tibbling
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.)
Metso Fiber Karlstad AB
Original Assignee
Kamyr 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
Application filed by Kamyr AB filed Critical Kamyr AB
Publication of FR2656634A1 publication Critical patent/FR2656634A1/fr
Application granted granted Critical
Publication of FR2656634B1 publication Critical patent/FR2656634B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
    • D21C9/153—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone
    • 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
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • D21C9/144—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FR9016500A 1989-12-29 1990-12-28 Procede de blanchiment d'une pate cellulosique en une seule etape par le bioxyde de chlore et l'ozone. Expired - Fee Related FR2656634B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8904403A SE467260B (sv) 1989-12-29 1989-12-29 Blekning av cellulosamassa med klordioxid och ozon i ett och samma steg

Publications (2)

Publication Number Publication Date
FR2656634A1 FR2656634A1 (fr) 1991-07-05
FR2656634B1 true FR2656634B1 (fr) 1996-07-26

Family

ID=20377904

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9016500A Expired - Fee Related FR2656634B1 (fr) 1989-12-29 1990-12-28 Procede de blanchiment d'une pate cellulosique en une seule etape par le bioxyde de chlore et l'ozone.

Country Status (9)

Country Link
JP (1) JPH04289288A (sv)
AT (1) AT396129B (sv)
BR (1) BR9006578A (sv)
CA (1) CA2031848C (sv)
DE (1) DE4039099C2 (sv)
FI (1) FI95291C (sv)
FR (1) FR2656634B1 (sv)
NO (1) NO176061C (sv)
SE (1) SE467260B (sv)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5322598A (en) * 1990-02-06 1994-06-21 Olin Corporation Chlorine dioxide generation using inert load of sodium perchlorate
FI925558A (fi) 1992-04-22 1993-10-23 Ahlstroem Oy Foerfarande och anordning foer blekning av massa
US5387317A (en) * 1993-01-28 1995-02-07 The Mead Corporation Oxygen/ozone/peracetic aicd delignification and bleaching of cellulosic pulps
CA2220408A1 (en) * 1995-08-10 1997-02-20 Hiroaki Maeda Method of bleaching cellulose pulp
FR2743094B1 (fr) * 1995-12-27 1998-02-13 Centre Tech Ind Papier Procede de blanchiment des pates a papier chimiques
ID23571A (id) * 1997-08-25 2000-05-04 Praxair Technology Inc Metoda penerapan ozon dalam pemutihan ecf
US6174409B1 (en) 1997-09-19 2001-01-16 American Air Liquide Inc. Method to improve final bleached pulp strength properties by adjusting the CI02:03 ration within a single (D/Z) stage of the bleaching process
WO2000008251A1 (en) * 1998-07-31 2000-02-17 Asia Pulp & Paper Co. Ltd. An improved method for bleaching pulp
JP2002069879A (ja) * 2000-09-04 2002-03-08 Nippon Paper Industries Co Ltd セルロース質繊維材料のパルプの漂白方法
SE532470C2 (sv) * 2008-05-13 2010-02-02 Metso Paper Inc Slutblekning av oxygendelignifierad massa med ozon, klordioxid och peroxid
JP5987223B2 (ja) * 2012-03-06 2016-09-07 愛媛県 セルロース溶液の製造方法、セルロースの製造方法、セルロースの糖化方法
CN111979818A (zh) * 2020-08-07 2020-11-24 齐鲁工业大学 一种硫酸盐木浆短程序ecf漂白工艺x/z/d-eop-d或x/d/z-eop-d
CN111979823A (zh) * 2020-08-07 2020-11-24 齐鲁工业大学 一种硫酸盐木浆短程序ecf漂白工艺x/d-z-p（x/z-d-p）

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1298875B (de) * 1965-01-09 1969-07-03 Gunnar Alexander Dipl Ing Verfahren zum Bleichen von Zellstoff im chlorhaltigen Bleichbad und mit Ozon
US4080249A (en) * 1976-06-02 1978-03-21 International Paper Company Delignification and bleaching of a lignocellulosic pulp slurry with ozone
US4902381A (en) * 1988-12-09 1990-02-20 Kamyr, Inc. Method of bleaching pulp with ozone-chlorine mixtures
US4959124A (en) * 1989-05-05 1990-09-25 International Paper Company Method of bleaching kraft pulp in a DZED sequence
FI89516B (fi) * 1989-05-10 1993-06-30 Ahlstroem Oy Foerfarande foer blekning av cellulosamassa med otson

Also Published As

Publication number Publication date
FR2656634A1 (fr) 1991-07-05
ATA251990A (de) 1992-10-15
SE8904403L (sv) 1991-06-30
AT396129B (de) 1993-06-25
DE4039099C2 (de) 1994-01-27
FI906400A0 (sv) 1990-12-27
FI95291C (sv) 1996-01-10
NO905599L (no) 1991-07-01
BR9006578A (pt) 1991-10-01
CA2031848C (en) 1995-11-21
DE4039099A1 (de) 1991-07-04
NO176061B (no) 1994-10-17
SE8904403D0 (sv) 1989-12-29
FI906400A (sv) 1991-06-30
FI95291B (sv) 1995-09-29
SE467260B (sv) 1992-06-22
NO905599D0 (no) 1990-12-27
NO176061C (no) 1995-01-25
JPH04289288A (ja) 1992-10-14
CA2031848A1 (en) 1991-06-30

Similar Documents

Publication Publication Date Title
DE59002271D1 (de) Schraubwerkzeugmaschine.
DE58902481D1 (de) 1,3-disubstituierte pyrrolidine.
DE58901970D1 (de) Grossballenpresse.
MA23212A1 (fr) Procede
FI944424A0 (sv) Elektrolyscell för alstring av steriliseringslösning med större ozonhalt
FR2656634B1 (fr) Procede de blanchiment d'une pate cellulosique en une seule etape par le bioxyde de chlore et l'ozone.
FR2742126B1 (fr) Procede de depalettisation et palette en resultant
FI924075A0 (fi) Elektrokemisk process.
DE69102107D1 (de) Presse zum Behandeln von Abfällen.
FR2636193B1 (fr) Procede et machine de telecopie
DE68909551D1 (de) Fluessige reiniger und deren herstellungsverfahren.
DE3873455T2 (de) Walzenschraemmaschinen mit grosser reichweite.
BR9205620A (pt) Polpa quimica, e, processo de branqueamento de polpa quimica.
FR2690690B1 (fr) Composition et solution de blanchiment.
FI951745A (sv) Förfarande för att minska fluorecensen i avfärgad pappersmassa
FR2656633B1 (fr) Procede de blanchiment d'une pate cellulosique, en une seule etape, par le bioxyde de chlore et l'ozone.
FR2654062B1 (fr) Cadre de bicyclette.
ATA222989A (de) Doppelsiebbandpresse
ES2037838T3 (es) Derivados de eritromicina a modificados en c-12.
FR2639350B1 (fr) Radical nitroxyde, son procede de fabrication et son application en magnetometrie
AU7990391A (en) Beta -xylanase preparation, process for the preparation thereof and its use in pulp bleaching
DE69407830D1 (de) Vorrichtung zum Zuführen von Stangen in eine Drehbank
FR2686236B3 (fr) Machine presse-agrumes.
DK0408964T3 (da) Snekkepresse
BR9102464A (pt) Aperfeicoamento em processo de deslignificacao com oxigenio de polpa lignocelulosica

Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse

Effective date: 20100831