AT357864B - METHOD FOR PEROXIDE BLEACHING OF MECHANICAL WOOD - Google Patents

METHOD FOR PEROXIDE BLEACHING OF MECHANICAL WOOD

Info

Publication number
AT357864B
AT357864B AT50877A AT50877A AT357864B AT 357864 B AT357864 B AT 357864B AT 50877 A AT50877 A AT 50877A AT 50877 A AT50877 A AT 50877A AT 357864 B AT357864 B AT 357864B
Authority
AT
Austria
Prior art keywords
peroxide bleaching
mechanical wood
wood
mechanical
bleaching
Prior art date
Application number
AT50877A
Other languages
German (de)
Other versions
ATA50877A (en
Inventor
Goeran Erik Annergren
Per-Olov Lindblad
Tjell-Ake Haegglund
Original Assignee
Sca Development 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 Sca Development Ab filed Critical Sca Development Ab
Publication of ATA50877A publication Critical patent/ATA50877A/en
Application granted granted Critical
Publication of AT357864B publication Critical patent/AT357864B/en

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
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
AT50877A 1976-02-05 1977-01-27 METHOD FOR PEROXIDE BLEACHING OF MECHANICAL WOOD AT357864B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7601285A SE407091B (en) 1976-02-05 1976-02-05 WAY TO PEROXIDE BLEACHING THROUGH REFINING CELLULOSE PULP

Publications (2)

Publication Number Publication Date
ATA50877A ATA50877A (en) 1979-12-15
AT357864B true AT357864B (en) 1980-08-11

Family

ID=20326919

Family Applications (1)

Application Number Title Priority Date Filing Date
AT50877A AT357864B (en) 1976-02-05 1977-01-27 METHOD FOR PEROXIDE BLEACHING OF MECHANICAL WOOD

Country Status (9)

Country Link
JP (1) JPS5296204A (en)
AT (1) AT357864B (en)
BR (1) BR7700715A (en)
DE (1) DE2704758B2 (en)
FI (1) FI770150A7 (en)
FR (1) FR2340399A1 (en)
NO (1) NO770384L (en)
NZ (1) NZ183120A (en)
SE (1) SE407091B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE452346C (en) * 1982-12-17 1990-03-26 Sunds Defibrator PROCEDURES FOR PEROXID WHITING OF LIGNOCELLULOSALLY MATERIAL IN TWO STEPS
US4849053A (en) * 1985-09-20 1989-07-18 Scott Paper Company Method for producing pulp using pre-treatment with stabilizers and defibration
US5002635A (en) * 1985-09-20 1991-03-26 Scott Paper Company Method for producing pulp using pre-treatment with stabilizers and refining
DE69004492T3 (en) * 1989-06-06 2001-11-15 Eka Nobel Ab, Bohus Process for bleaching pulps containing lignocellulose.
DE4035813A1 (en) * 1990-11-10 1992-05-14 Akzo Gmbh OXYGEN BLEACHING

Also Published As

Publication number Publication date
FR2340399A1 (en) 1977-09-02
NZ183120A (en) 1978-09-20
FI770150A7 (en) 1977-08-06
SE7601285L (en) 1977-08-06
DE2704758B2 (en) 1978-05-11
ATA50877A (en) 1979-12-15
DE2704758A1 (en) 1977-08-11
AU2157077A (en) 1978-08-03
NO770384L (en) 1977-08-08
JPS5296204A (en) 1977-08-12
BR7700715A (en) 1977-10-11
SE407091B (en) 1979-03-12

Similar Documents

Publication Publication Date Title
DD135630A5 (en) METHOD FOR BLEACHING TEXTILES
AT356229B (en) METHOD FOR SLIMING TRIGLYCERIDOILS
YU122276A (en) Bleaching method
AT364372B (en) METHOD FOR PRODUCING SOLID CYANURCHLORIDE
AT357508B (en) BLEACHING AGENTS AND METHOD FOR THEIR PRODUCTION
CH612562B (en) METHOD OF COLORING TEXTILE MATERIAL.
AT372736B (en) PROCESS FOR COVERING OBJECTS
DD138967A5 (en) PROCESS FOR STABILIZING SODIUM PERCARBONATE
DD132129A5 (en) METHOD FOR PRODUCING CELLULOSE ALKYLAETHERS
AT371159B (en) METHOD FOR BLEACHING AND DECOLEATING TEXTILE MATERIALS
CH618565B (en) PROCESS FOR THE SHRINKAGE OF TEXTILES CONTAINING KERATIN FIBERS.
ATA50877A (en) PROCESS FOR PEROXIDE BLEACHING OF MECHANICAL WOOD MATERIAL
ATA398976A (en) METHOD FOR THE OXYGEN-ALKALI DELIGNIFICATION AND FOR BLEACHING WOODEN OR CELLULAR
ATA335878A (en) METHOD OF DESALINATING WHEY
GB2002832B (en) Method of bleaching wooden articles
ATA336175A (en) METHOD FOR PRODUCING SUCTIONABLE PRODUCTS FROM WOOD FIBER FIBER
AT376249B (en) METHOD FOR BLEACHING CELLULOSE-CONTAINING FIBER MATERIAL
AT360942B (en) METHOD FOR BREEDING BASIDIOMYCETES
JPS52125603A (en) Method of bleaching wood veneer
AT371850B (en) METHOD FOR DECOLEATING TEXTILES CONTAINING OR CONSTRUCTING FROM CELLULOSE
AT364243B (en) METHOD FOR BLEACHING PULP
ATA847776A (en) METHOD FOR PRODUCING DIPHTAHLOYL PEROXIDE
DD136599A1 (en) PROCESS FOR COORDINATE-RELATED STORAGE OF COMPONENTS
AT338697B (en) PROCEDURE FOR PACKAGING KRONROOTS
JPS52120104A (en) Method of bleaching woods

Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee