AU539104B2 - Bleaching cellulose-containing material - Google Patents

Bleaching cellulose-containing material

Info

Publication number
AU539104B2
AU539104B2 AU88943/82A AU8894382A AU539104B2 AU 539104 B2 AU539104 B2 AU 539104B2 AU 88943/82 A AU88943/82 A AU 88943/82A AU 8894382 A AU8894382 A AU 8894382A AU 539104 B2 AU539104 B2 AU 539104B2
Authority
AU
Australia
Prior art keywords
containing material
bleaching cellulose
bleaching
cellulose
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 - Fee Related
Application number
AU88943/82A
Other languages
English (en)
Other versions
AU8894382A (en
Inventor
Goran Erik Annergren
Per-Olov Lindblad
Lars-Ake Torbjorn Lindstrom
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.)
Valmet AB
Original Assignee
SUNDS DEFIBRATOR
Sunds Defibrator AB
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 SUNDS DEFIBRATOR, Sunds Defibrator AB filed Critical SUNDS DEFIBRATOR
Publication of AU8894382A publication Critical patent/AU8894382A/en
Application granted granted Critical
Publication of AU539104B2 publication Critical patent/AU539104B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • D21C9/142—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 in a multistage process involving ClO2/Cl2 exclusively

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Paper (AREA)
AU88943/82A 1981-10-27 1982-09-30 Bleaching cellulose-containing material Expired - Fee Related AU539104B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8106334A SE8106334L (sv) 1981-10-27 1981-10-27 Sett att behandla cellulosahaltigt material
SE8106334 1981-10-27

Publications (2)

Publication Number Publication Date
AU8894382A AU8894382A (en) 1983-05-19
AU539104B2 true AU539104B2 (en) 1984-09-13

Family

ID=20344893

Family Applications (1)

Application Number Title Priority Date Filing Date
AU88943/82A Expired - Fee Related AU539104B2 (en) 1981-10-27 1982-09-30 Bleaching cellulose-containing material

Country Status (6)

Country Link
AU (1) AU539104B2 (pt)
BR (1) BR8206194A (pt)
DE (1) DE3239811A1 (pt)
FI (1) FI823625L (pt)
NO (1) NO823559L (pt)
SE (1) SE8106334L (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2069322A1 (en) * 1989-10-19 1991-04-20 Hou-Min Chang High efficiency chlorine dioxide pulp bleaching process
US5268075A (en) * 1989-10-19 1993-12-07 North Carolina State University High efficiency two-step, high-low pH chlorine dioxide pulp bleaching process

Also Published As

Publication number Publication date
AU8894382A (en) 1983-05-19
FI823625L (fi) 1983-04-28
BR8206194A (pt) 1983-09-20
SE8106334L (sv) 1983-04-28
FI823625A0 (fi) 1982-10-25
NO823559L (no) 1983-04-28
DE3239811A1 (de) 1983-05-11

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