AU603556B2 - Process for bleaching chemical paper pulps - Google Patents

Process for bleaching chemical paper pulps Download PDF

Info

Publication number
AU603556B2
AU603556B2 AU64492/86A AU6449286A AU603556B2 AU 603556 B2 AU603556 B2 AU 603556B2 AU 64492/86 A AU64492/86 A AU 64492/86A AU 6449286 A AU6449286 A AU 6449286A AU 603556 B2 AU603556 B2 AU 603556B2
Authority
AU
Australia
Prior art keywords
pulp
process according
weight
chlorine dioxide
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.)
Ceased
Application number
AU64492/86A
Other languages
English (en)
Other versions
AU6449286A (en
Inventor
Lucien Bourson
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
Atochem 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=9324477&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU603556(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Atochem SA filed Critical Atochem SA
Publication of AU6449286A publication Critical patent/AU6449286A/en
Application granted granted Critical
Publication of AU603556B2 publication Critical patent/AU603556B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • D21C9/1026—Other features in bleaching processes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
AU64492/86A 1985-10-30 1986-10-29 Process for bleaching chemical paper pulps Ceased AU603556B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8516332A FR2589494B1 (fr) 1985-10-30 1985-10-30 Procede de blanchiment de pates papetieres chimiques
FR8516332 1985-10-30

Publications (2)

Publication Number Publication Date
AU6449286A AU6449286A (en) 1987-05-07
AU603556B2 true AU603556B2 (en) 1990-11-22

Family

ID=9324477

Family Applications (1)

Application Number Title Priority Date Filing Date
AU64492/86A Ceased AU603556B2 (en) 1985-10-30 1986-10-29 Process for bleaching chemical paper pulps

Country Status (11)

Country Link
EP (1) EP0222674B1 (enExample)
JP (1) JPS62141188A (enExample)
AT (1) ATE48291T1 (enExample)
AU (1) AU603556B2 (enExample)
DE (2) DE222674T1 (enExample)
ES (1) ES2000019B3 (enExample)
FI (1) FI85294B (enExample)
FR (1) FR2589494B1 (enExample)
NO (1) NO864319L (enExample)
PT (1) PT83649B (enExample)
ZA (1) ZA868275B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4031597A1 (de) * 1990-10-05 1992-04-09 Sueddeutsche Kalkstickstoff Verfahren zur chlorarmen bleiche und delignifizierung von zellstoff
US6569284B1 (en) * 1996-09-24 2003-05-27 International Paper Company Elemental-chlorine-free bleaching process having an initial Eo or Eop stage
FR3062138B1 (fr) 2017-01-23 2019-06-07 Centre Technique De L'industrie Des Papiers, Cartons Et Celluloses Procede de blanchiment d'une pate a papier

Also Published As

Publication number Publication date
ES2000019A4 (es) 1987-09-16
FI85294B (fi) 1991-12-13
DE3667184D1 (de) 1990-01-04
JPH0116958B2 (enExample) 1989-03-28
AU6449286A (en) 1987-05-07
FI864411A0 (fi) 1986-10-29
EP0222674B1 (fr) 1989-11-29
ES2000019B3 (es) 1990-03-16
FI864411L (fi) 1987-05-01
DE222674T1 (de) 1987-10-15
PT83649A (fr) 1986-11-01
FR2589494A1 (fr) 1987-05-07
NO864319D0 (no) 1986-10-29
PT83649B (pt) 1989-05-31
JPS62141188A (ja) 1987-06-24
NO864319L (no) 1987-05-04
EP0222674A1 (fr) 1987-05-20
ZA868275B (en) 1987-06-24
ATE48291T1 (de) 1989-12-15
FR2589494B1 (fr) 1988-07-29

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