AT194240B - Verfahren zur Herstellung von Peroxydlösungen, insbesondere zum Bleichen von Zellulose - Google Patents

Verfahren zur Herstellung von Peroxydlösungen, insbesondere zum Bleichen von Zellulose

Info

Publication number
AT194240B
AT194240B AT194240DA AT194240B AT 194240 B AT194240 B AT 194240B AT 194240D A AT194240D A AT 194240DA AT 194240 B AT194240 B AT 194240B
Authority
AT
Austria
Prior art keywords
bleaching
cellulose
production
peroxide solutions
peroxide
Prior art date
Application number
Other languages
English (en)
Inventor
Runar Mauritz Rafael Oernhjelm
Original Assignee
Kymin Oy Kymmene 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 Kymin Oy Kymmene Ab filed Critical Kymin Oy Kymmene Ab
Application granted granted Critical
Publication of AT194240B publication Critical patent/AT194240B/de

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-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
    • D21C9/10Bleaching ; Apparatus therefor
    • D21C9/16Bleaching ; Apparatus therefor with per compounds
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-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
    • D21C9/10Bleaching ; Apparatus therefor
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-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
    • D21C9/10Bleaching ; Apparatus therefor
    • D21C9/1026Other features in bleaching processes
    • D21C9/1036Use of compounds accelerating or improving the efficiency of the processes
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-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
    • D21C9/10Bleaching ; Apparatus therefor
    • D21C9/16Bleaching ; Apparatus therefor with per compounds
    • D21C9/163Bleaching ; Apparatus therefor with per compounds with peroxides

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
AT194240D 1954-11-05 1955-11-05 Verfahren zur Herstellung von Peroxydlösungen, insbesondere zum Bleichen von Zellulose AT194240B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI194240X 1954-11-05

Publications (1)

Publication Number Publication Date
AT194240B true AT194240B (de) 1957-12-27

Family

ID=32187568

Family Applications (1)

Application Number Title Priority Date Filing Date
AT194240D AT194240B (de) 1954-11-05 1955-11-05 Verfahren zur Herstellung von Peroxydlösungen, insbesondere zum Bleichen von Zellulose

Country Status (1)

Country Link
AT (1) AT194240B (de)

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