FR1407286A - Procédé de blanchiment de la pâte de cellulose - Google Patents

Procédé de blanchiment de la pâte de cellulose

Info

Publication number
FR1407286A
FR1407286A FR981098A FR981098A FR1407286A FR 1407286 A FR1407286 A FR 1407286A FR 981098 A FR981098 A FR 981098A FR 981098 A FR981098 A FR 981098A FR 1407286 A FR1407286 A FR 1407286A
Authority
FR
France
Prior art keywords
cellulose pulp
bleaching process
pulp bleaching
cellulose
pulp
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
FR981098A
Other languages
English (en)
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.)
A & W Overseas Dev Ltd
Original Assignee
A & W Overseas Dev Ltd
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 A & W Overseas Dev Ltd filed Critical A & W Overseas Dev Ltd
Application granted granted Critical
Publication of FR1407286A publication Critical patent/FR1407286A/fr
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
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • D21C9/144—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
FR981098A 1963-07-12 1964-07-08 Procédé de blanchiment de la pâte de cellulose Expired FR1407286A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA879968 1963-07-12

Publications (1)

Publication Number Publication Date
FR1407286A true FR1407286A (fr) 1965-07-30

Family

ID=4141767

Family Applications (1)

Application Number Title Priority Date Filing Date
FR981098A Expired FR1407286A (fr) 1963-07-12 1964-07-08 Procédé de blanchiment de la pâte de cellulose

Country Status (12)

Country Link
US (1) US3536577A (fr)
JP (1) JPS5235761B1 (fr)
AT (1) AT265008B (fr)
CH (1) CH486596A (fr)
DE (1) DE1546226B1 (fr)
ES (1) ES301960A1 (fr)
FI (1) FI43808C (fr)
FR (1) FR1407286A (fr)
GB (1) GB1007697A (fr)
NL (2) NL6407863A (fr)
OA (1) OA00199A (fr)
SE (1) SE301583B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE334286B (fr) * 1968-12-05 1971-04-19 Mo Och Domsjoe Ab
SE391750B (sv) * 1974-03-21 1977-02-28 Kamyr Ab Sett att i ett kerl kontinuerligt behandla cellulosamassa med klor
JPS5422857U (fr) * 1977-07-14 1979-02-15
US4325783A (en) * 1978-03-30 1982-04-20 Erco Industries Limited Bleaching procedure using chlorine dioxide and chlorine solutions
JPS5542838U (fr) * 1978-09-13 1980-03-19
US4299653A (en) * 1979-04-16 1981-11-10 Erco Industries Limited Method of bleaching pulp with an aqueous solution of chlorine dioxide and chlorine followed by a chlorine solution
WO2000075420A1 (fr) * 1999-06-08 2000-12-14 Eastern Pulp And Paper Corporation Blanchiment d'une pulpe a l'oxygene sous haute pression

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2494542A (en) * 1946-05-02 1950-01-17 Niagara Alkali Company Method of bleaching pulp
GB751854A (en) * 1952-03-26 1956-07-04 Tennants Cons Ltd Improvements relating to the bleaching of cellulose pulps
BE518419A (fr) * 1952-03-26
US3020196A (en) * 1960-08-05 1962-02-06 Allied Chem Production of high brightness high strength wood pulps

Also Published As

Publication number Publication date
FI43808C (fi) 1977-09-27
CH486596A (de) 1970-02-28
NL6407863A (fr) 1965-01-13
AT265008B (de) 1968-09-25
SE301583B (fr) 1968-06-10
US3536577A (en) 1970-10-27
DE1546226B1 (de) 1970-11-26
ES301960A1 (es) 1965-01-16
JPS5235761B1 (fr) 1977-09-10
FI43808B (fr) 1971-03-01
GB1007697A (en) 1965-10-22
OA00199A (fr) 1966-03-15
NL134770C (fr)

Similar Documents

Publication Publication Date Title
FR1379645A (fr) Procédé de blanchiment des matières cellulosiques
FI50552C (fi) Menetelmä mekaanisen massan valkaisemiseksi
FR1441787A (fr) Procédé de blanchiment des pâtes à papier
FR1484998A (fr) Procédé de blanchiment des matières cellulosiques
FR1523844A (fr) Installation de blanchiment de la cellulose et procédé de blanchiment des pâtes cellulosiques
FR1461003A (fr) Procédé pour le blanchiment de pâtes de bois à faible teneur en cellulose
FR1407286A (fr) Procédé de blanchiment de la pâte de cellulose
FR1443743A (fr) Procédé de blanchiment des pâtes cellulosiques
FR1541073A (fr) Procédé permettant de rendre infroissables des matières fibreuses cellulosiques
CH498244A (fr) Procédé de fabrication de pâte cellulosique
FR1459527A (fr) Procédé de blanchiment de matières fibreuses en cellulose naturelle
FR1421620A (fr) Procédé de traitement de fibres cellulosiques
FR1323187A (fr) Procédé de séchage des pulpes de betteraves
FR1348777A (fr) Procédé de blanchiment de produits fibreux cellulosiques
FR1453204A (fr) Procédé de désencrage de produits cellulosiques
CH321535A (fr) Procédé de blanchiment de pâtes cellulosiques
CH438913A (de) Verfahren zum Bleichen von Cellulosebrei
FI48367C (fi) Selluloosamassan valkaisumenetelmä.
FR1401122A (fr) Procédé de blanchiment de la pulpe de bois
FR1373737A (fr) Procédé de blanchiment de textiles
FR1474833A (fr) Procédé de blanchiment de pâtes à papier
FR1372084A (fr) Procédé pour teindre des esters cellulosiques
FI46865C (fi) Menetelmä kasviaineperäisten kuitujen valkaisemiseksi
FR1534370A (fr) Procédé de désintégration de la pâte de cellulose sèche
FI50350C (fi) Monivaihemenetelmä selluloosamassan valkaisemiseksi.