JPH10500178A - ケミカルペーパーパルプの漂白方法 - Google Patents

ケミカルペーパーパルプの漂白方法

Info

Publication number
JPH10500178A
JPH10500178A JP7513565A JP51356595A JPH10500178A JP H10500178 A JPH10500178 A JP H10500178A JP 7513565 A JP7513565 A JP 7513565A JP 51356595 A JP51356595 A JP 51356595A JP H10500178 A JPH10500178 A JP H10500178A
Authority
JP
Japan
Prior art keywords
pulp
acid
sequence
stage
amount
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.)
Pending
Application number
JP7513565A
Other languages
English (en)
Japanese (ja)
Inventor
フランソワ デスプル
ジョアーン デヴェナン
ニコラス エイ トラウトン
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.)
Solvay Chimie SA
Original Assignee
Solvay Interox SA
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=3887547&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPH10500178(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Solvay Interox SA filed Critical Solvay Interox SA
Publication of JPH10500178A publication Critical patent/JPH10500178A/ja
Pending 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
    • D21C9/16—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
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1042—Use of chelating agents
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP7513565A 1993-11-10 1994-10-28 ケミカルペーパーパルプの漂白方法 Pending JPH10500178A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
BE9301251 1993-11-10
BE9301251A BE1007757A3 (fr) 1993-11-10 1993-11-10 Procede pour le blanchiment d'une pate a papier chimique.
PCT/EP1994/003590 WO1995013420A1 (fr) 1993-11-10 1994-10-28 Procede pour le blanchiment d'une pate a papier chimique

Publications (1)

Publication Number Publication Date
JPH10500178A true JPH10500178A (ja) 1998-01-06

Family

ID=3887547

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7513565A Pending JPH10500178A (ja) 1993-11-10 1994-10-28 ケミカルペーパーパルプの漂白方法

Country Status (14)

Country Link
EP (1) EP0728238B2 (fr)
JP (1) JPH10500178A (fr)
AT (1) ATE175738T1 (fr)
AU (1) AU7993994A (fr)
BE (1) BE1007757A3 (fr)
BR (1) BR9408027A (fr)
CA (1) CA2176246A1 (fr)
DE (1) DE69416000D1 (fr)
ES (1) ES2129142T5 (fr)
FI (1) FI961975A (fr)
MA (1) MA23369A1 (fr)
NO (1) NO961889D0 (fr)
WO (1) WO1995013420A1 (fr)
ZA (1) ZA948563B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007132836A1 (fr) 2006-05-17 2007-11-22 Mitsubishi Gas Chemical Company, Inc. Procédé servant à produire de la pâte à papier blanchie
WO2009081714A1 (fr) 2007-12-20 2009-07-02 Mitsubishi Gas Chemical Company, Inc. Procédé pour la production de pâte blanchie

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69004492T3 (de) * 1989-06-06 2001-11-15 Eka Nobel Ab, Bohus Verfahren zum Bleichen von Lignocellulose enthaltenden Zellstoffen.
SE468355B (sv) * 1991-04-30 1992-12-21 Eka Nobel Ab Blekning av kemisk massa genom behandling med komplexbildare och ozon
SE470065C (sv) * 1991-04-30 1996-01-15 Eka Nobel Ab Behandling av kemisk massa med en syra och därefter en magnesium- och kalciumförening vid klorfri blekning
SE469842C (sv) * 1992-01-21 1996-01-15 Sunds Defibrator Ind Ab Blekning av kemisk massa med peroxid
SE9201477L (sv) * 1992-05-11 1993-06-28 Kamyr Ab Saett vid blekning av massa utan anvaendning av klorkemikalier
BE1006056A3 (fr) * 1992-07-06 1994-05-03 Solvay Interox Procede pour le blanchiment d'une pate a papier chimique.
NZ258273A (en) * 1992-11-27 1996-08-27 Eka Nobel Ab Bleaching lignocellulose pulp using a complexing agent followed by a peracid
BE1007700A3 (fr) * 1993-11-04 1995-10-03 Solvay Interox Procede pour le blanchiment d'une pate a papier chimique.

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007132836A1 (fr) 2006-05-17 2007-11-22 Mitsubishi Gas Chemical Company, Inc. Procédé servant à produire de la pâte à papier blanchie
US8268123B2 (en) 2006-05-17 2012-09-18 Mitsubishi Gas Chemical Company, Inc. Process for producing bleached pulp
US8864942B2 (en) 2006-05-17 2014-10-21 Mitsubishi Gas Chemical Company, Inc. Process for producing bleached pulp
WO2009081714A1 (fr) 2007-12-20 2009-07-02 Mitsubishi Gas Chemical Company, Inc. Procédé pour la production de pâte blanchie
US8900408B2 (en) 2007-12-20 2014-12-02 Mitsubishi Gas Chemical Company, Inc. Process for production of bleached pulp

Also Published As

Publication number Publication date
ZA948563B (en) 1995-06-30
EP0728238B1 (fr) 1999-01-13
EP0728238B2 (fr) 2004-08-11
ATE175738T1 (de) 1999-01-15
BE1007757A3 (fr) 1995-10-17
DE69416000D1 (de) 1999-02-25
NO961889L (no) 1996-05-09
EP0728238A1 (fr) 1996-08-28
MA23369A1 (fr) 1995-07-01
ES2129142T5 (es) 2005-04-01
BR9408027A (pt) 1996-12-17
FI961975A0 (fi) 1996-05-09
WO1995013420A1 (fr) 1995-05-18
AU7993994A (en) 1995-05-29
ES2129142T3 (es) 1999-06-01
FI961975A (fi) 1996-07-09
CA2176246A1 (fr) 1995-05-18
NO961889D0 (no) 1996-05-09

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