FR2589494B1 - Procede de blanchiment de pates papetieres chimiques - Google Patents

Procede de blanchiment de pates papetieres chimiques

Info

Publication number
FR2589494B1
FR2589494B1 FR8516332A FR8516332A FR2589494B1 FR 2589494 B1 FR2589494 B1 FR 2589494B1 FR 8516332 A FR8516332 A FR 8516332A FR 8516332 A FR8516332 A FR 8516332A FR 2589494 B1 FR2589494 B1 FR 2589494B1
Authority
FR
France
Prior art keywords
pulp
alkaline extraction
treatment
paper pulp
bleaching chemical
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
Application number
FR8516332A
Other languages
English (en)
French (fr)
Other versions
FR2589494A1 (fr
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=FR2589494(B1) "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
Priority to FR8516332A priority Critical patent/FR2589494B1/fr
Priority to DE8686420266T priority patent/DE3667184D1/de
Priority to EP86420266A priority patent/EP0222674B1/de
Priority to DE198686420266T priority patent/DE222674T1/de
Priority to ES86420266T priority patent/ES2000019B3/es
Priority to AT86420266T priority patent/ATE48291T1/de
Priority to PT83649A priority patent/PT83649B/pt
Priority to NO864319A priority patent/NO864319L/no
Priority to FI864411A priority patent/FI85294B/fi
Priority to AU64492/86A priority patent/AU603556B2/en
Priority to ZA868275A priority patent/ZA868275B/xx
Priority to JP61259562A priority patent/JPS62141188A/ja
Publication of FR2589494A1 publication Critical patent/FR2589494A1/fr
Publication of FR2589494B1 publication Critical patent/FR2589494B1/fr
Application granted granted Critical
Expired 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)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Detergent Compositions (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
FR8516332A 1985-10-30 1985-10-30 Procede de blanchiment de pates papetieres chimiques Expired FR2589494B1 (fr)

Priority Applications (12)

Application Number Priority Date Filing Date Title
FR8516332A FR2589494B1 (fr) 1985-10-30 1985-10-30 Procede de blanchiment de pates papetieres chimiques
DE8686420266T DE3667184D1 (de) 1985-10-30 1986-10-28 Verfahren zum bleichen von chemischen holzpulpen.
EP86420266A EP0222674B1 (de) 1985-10-30 1986-10-28 Verfahren zum Bleichen von chemischen Holzpulpen
DE198686420266T DE222674T1 (de) 1985-10-30 1986-10-28 Verfahren zum bleichen von chemischen holzpulpen.
ES86420266T ES2000019B3 (es) 1985-10-30 1986-10-28 Procedimiento de blanqueado de pastas de papel quimicas.
AT86420266T ATE48291T1 (de) 1985-10-30 1986-10-28 Verfahren zum bleichen von chemischen holzpulpen.
PT83649A PT83649B (pt) 1985-10-30 1986-10-29 Processo para o branqueamento de pastas de papel qimicas
NO864319A NO864319L (no) 1985-10-30 1986-10-29 Fremgangsmaate for bleking av kjemisk papirmasse.
FI864411A FI85294B (fi) 1985-10-30 1986-10-29 Foerfarande foer blekning av kemiska pappersmassor.
AU64492/86A AU603556B2 (en) 1985-10-30 1986-10-29 Process for bleaching chemical paper pulps
ZA868275A ZA868275B (en) 1985-10-30 1986-10-30 Process for bleaching chemical paper pulp
JP61259562A JPS62141188A (ja) 1985-10-30 1986-10-30 製紙用化学パルプの漂白方法

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2589494A1 FR2589494A1 (fr) 1987-05-07
FR2589494B1 true FR2589494B1 (fr) 1988-07-29

Family

ID=9324477

Family Applications (1)

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

Country Status (11)

Country Link
EP (1) EP0222674B1 (de)
JP (1) JPS62141188A (de)
AT (1) ATE48291T1 (de)
AU (1) AU603556B2 (de)
DE (2) DE3667184D1 (de)
ES (1) ES2000019B3 (de)
FI (1) FI85294B (de)
FR (1) FR2589494B1 (de)
NO (1) NO864319L (de)
PT (1) PT83649B (de)
ZA (1) ZA868275B (de)

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
AU603556B2 (en) 1990-11-22
EP0222674B1 (de) 1989-11-29
ZA868275B (en) 1987-06-24
PT83649B (pt) 1989-05-31
JPS62141188A (ja) 1987-06-24
EP0222674A1 (de) 1987-05-20
JPH0116958B2 (de) 1989-03-28
PT83649A (fr) 1986-11-01
FI864411A (fi) 1987-05-01
DE222674T1 (de) 1987-10-15
AU6449286A (en) 1987-05-07
DE3667184D1 (de) 1990-01-04
FI864411A0 (fi) 1986-10-29
NO864319D0 (no) 1986-10-29
ES2000019B3 (es) 1990-03-16
ES2000019A4 (es) 1987-09-16
FI85294B (fi) 1991-12-13
ATE48291T1 (de) 1989-12-15
NO864319L (no) 1987-05-04
FR2589494A1 (fr) 1987-05-07

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Legal Events

Date Code Title Description
ST Notification of lapse