CA2176030A1 - Procede de blanchiment par le peroxyde d'hydrogene d'une pate a papier a haut rendement - Google Patents

Procede de blanchiment par le peroxyde d'hydrogene d'une pate a papier a haut rendement

Info

Publication number
CA2176030A1
CA2176030A1 CA002176030A CA2176030A CA2176030A1 CA 2176030 A1 CA2176030 A1 CA 2176030A1 CA 002176030 A CA002176030 A CA 002176030A CA 2176030 A CA2176030 A CA 2176030A CA 2176030 A1 CA2176030 A1 CA 2176030A1
Authority
CA
Canada
Prior art keywords
alcohol
hydrogen peroxide
process according
reaction medium
weight
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.)
Abandoned
Application number
CA002176030A
Other languages
English (en)
French (fr)
Inventor
Michel Devic
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.)
Arkema France SA
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2176030A1 publication Critical patent/CA2176030A1/fr
Abandoned 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
    • D21C9/101—Bleaching ; Apparatus therefor in solvent medium
    • 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

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)
CA002176030A 1993-11-10 1994-11-07 Procede de blanchiment par le peroxyde d'hydrogene d'une pate a papier a haut rendement Abandoned CA2176030A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9313446A FR2712313B1 (fr) 1993-11-10 1993-11-10 Procédé de blanchiment d'une pâte à papier à haut rendement par le peroxyde d'hydrogène.
FR93/13446 1993-11-10

Publications (1)

Publication Number Publication Date
CA2176030A1 true CA2176030A1 (fr) 1995-05-18

Family

ID=9452745

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002176030A Abandoned CA2176030A1 (fr) 1993-11-10 1994-11-07 Procede de blanchiment par le peroxyde d'hydrogene d'une pate a papier a haut rendement

Country Status (9)

Country Link
EP (1) EP0728239B1 (de)
JP (1) JPH09504841A (de)
CN (1) CN1139466A (de)
AT (1) ATE156877T1 (de)
AU (1) AU8147394A (de)
CA (1) CA2176030A1 (de)
DE (1) DE69405006T2 (de)
FR (1) FR2712313B1 (de)
WO (1) WO1995013421A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1055737C (zh) * 1996-01-15 2000-08-23 南京林业大学 纸浆多段漂白碱处理段单线态氧强化漂白配方和工艺
IT1290070B1 (it) * 1997-03-13 1998-10-19 3V Sigma Spa Composizioni per la sbianca della carta
CN1107140C (zh) * 1998-05-14 2003-04-30 华南理工大学 中小型纸厂用中浓度纸浆过氧化氢漂白方法
CN106012627B (zh) * 2016-05-24 2018-05-04 中国林业科学研究院林产化学工业研究所 一种利用醇类溶剂制备竹材高白度漂白化机浆的方法
CN108642943B (zh) * 2018-04-03 2021-03-19 中国林业科学研究院林产化学工业研究所 一种制备高白度高强度桉木化学机械浆的方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2951371B2 (ja) * 1990-07-03 1999-09-20 株式会社日本紙パルプ研究所 古紙の脱墨法
CA2063351C (en) * 1992-03-18 1996-08-13 Stanley Alan Heimburger Process for bleaching hardwood pulp

Also Published As

Publication number Publication date
DE69405006D1 (de) 1997-09-18
FR2712313B1 (fr) 1995-12-15
EP0728239A1 (de) 1996-08-28
FR2712313A1 (fr) 1995-05-19
AU8147394A (en) 1995-05-29
JPH09504841A (ja) 1997-05-13
DE69405006T2 (de) 1998-01-15
WO1995013421A1 (fr) 1995-05-18
EP0728239B1 (de) 1997-08-13
CN1139466A (zh) 1997-01-01
ATE156877T1 (de) 1997-08-15

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued