ATE156877T1 - Verfahren zum wasserstoffperoxydbleichen von einem hochausbeute-zellstoff - Google Patents

Verfahren zum wasserstoffperoxydbleichen von einem hochausbeute-zellstoff

Info

Publication number
ATE156877T1
ATE156877T1 AT95900797T AT95900797T ATE156877T1 AT E156877 T1 ATE156877 T1 AT E156877T1 AT 95900797 T AT95900797 T AT 95900797T AT 95900797 T AT95900797 T AT 95900797T AT E156877 T1 ATE156877 T1 AT E156877T1
Authority
AT
Austria
Prior art keywords
hydrogen peroxide
high yield
peroxide bleaching
yield pulp
pulp
Prior art date
Application number
AT95900797T
Other languages
English (en)
Inventor
Michel Devic
Original Assignee
Atochem Elf 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
Application filed by Atochem Elf Sa filed Critical Atochem Elf Sa
Application granted granted Critical
Publication of ATE156877T1 publication Critical patent/ATE156877T1/de

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)
AT95900797T 1993-11-10 1994-11-07 Verfahren zum wasserstoffperoxydbleichen von einem hochausbeute-zellstoff ATE156877T1 (de)

Applications Claiming Priority (1)

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.

Publications (1)

Publication Number Publication Date
ATE156877T1 true ATE156877T1 (de) 1997-08-15

Family

ID=9452745

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95900797T ATE156877T1 (de) 1993-11-10 1994-11-07 Verfahren zum wasserstoffperoxydbleichen von einem hochausbeute-zellstoff

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 (6)

* 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
KR102777955B1 (ko) * 2022-02-04 2025-03-11 대한민국 열기계 펄프의 표백방법

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
DE69405006T2 (de) 1998-01-15
DE69405006D1 (de) 1997-09-18
WO1995013421A1 (fr) 1995-05-18
FR2712313A1 (fr) 1995-05-19
EP0728239A1 (de) 1996-08-28
FR2712313B1 (fr) 1995-12-15
EP0728239B1 (de) 1997-08-13
CA2176030A1 (fr) 1995-05-18
AU8147394A (en) 1995-05-29
CN1139466A (zh) 1997-01-01
JPH09504841A (ja) 1997-05-13

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