NZ183120A - Peroxide bleaching of cellulose pulp - Google Patents

Peroxide bleaching of cellulose pulp

Info

Publication number
NZ183120A
NZ183120A NZ183120A NZ18312077A NZ183120A NZ 183120 A NZ183120 A NZ 183120A NZ 183120 A NZ183120 A NZ 183120A NZ 18312077 A NZ18312077 A NZ 18312077A NZ 183120 A NZ183120 A NZ 183120A
Authority
NZ
New Zealand
Prior art keywords
cellulose pulp
peroxide bleaching
bleaching
peroxide
pulp
Prior art date
Application number
NZ183120A
Other languages
English (en)
Inventor
P-O Lindblad
T-A Haegglund
G Annergren
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 NZ183120A publication Critical patent/NZ183120A/xx

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)
NZ183120A 1976-02-05 1977-01-19 Peroxide bleaching of cellulose pulp NZ183120A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7601285A SE407091B (sv) 1976-02-05 1976-02-05 Sett att peroxidbleka genom raffinering framstelld cellulosamassa

Publications (1)

Publication Number Publication Date
NZ183120A true NZ183120A (en) 1978-09-20

Family

ID=20326919

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ183120A NZ183120A (en) 1976-02-05 1977-01-19 Peroxide bleaching of cellulose pulp

Country Status (9)

Country Link
JP (1) JPS5296204A (ja)
AT (1) AT357864B (ja)
BR (1) BR7700715A (ja)
DE (1) DE2704758B2 (ja)
FI (1) FI770150A (ja)
FR (1) FR2340399A1 (ja)
NO (1) NO770384L (ja)
NZ (1) NZ183120A (ja)
SE (1) SE407091B (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE452346C (sv) * 1982-12-17 1990-03-26 Sunds Defibrator Foerfarande foer peroxidblekning av lignocellulosahaltigt material i tvaa steg
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 (de) * 1989-06-06 2001-11-15 Eka Nobel Ab, Bohus Verfahren zum Bleichen von Lignocellulose enthaltenden Zellstoffen.
DE4035813A1 (de) * 1990-11-10 1992-05-14 Akzo Gmbh Sauerstoffbleichung

Also Published As

Publication number Publication date
AT357864B (de) 1980-08-11
DE2704758A1 (de) 1977-08-11
SE407091B (sv) 1979-03-12
SE7601285L (sv) 1977-08-06
AU2157077A (en) 1978-08-03
DE2704758B2 (de) 1978-05-11
NO770384L (no) 1977-08-08
ATA50877A (de) 1979-12-15
JPS5296204A (en) 1977-08-12
BR7700715A (pt) 1977-10-11
FI770150A (ja) 1977-08-06
FR2340399A1 (fr) 1977-09-02

Similar Documents

Publication Publication Date Title
GB2006852B (en) Delignification of wood pulp
JPS55112390A (en) Bleaching of cellulose fiber
AU497459B2 (en) Continuous bleaching and delignifying of cellulose pulp
AU547231B2 (en) Oxygen bleaching cellulose pulp
AU539108B2 (en) Delignification of unbleached chemical pulp
JPS53130308A (en) Bleaching of high yield pulp by peroxide
ZA751267B (en) A method of bleaching cellulose pulp
JPS55103362A (en) Bleaching of fibrous substance by hydrogen peroxide
JPS5721591A (en) Peroxide bleaching of wood pulp
NZ183120A (en) Peroxide bleaching of cellulose pulp
JPS564791A (en) Bleaching of mechanical pulp
JPS5263402A (en) Process for bleaching pulp with peroxides
JPS5545806A (en) Peroxide bleaching method of wood pulp
JPS5685488A (en) Hydrogen peroxide refiner bleaching method of pulp
AU568112B2 (en) Bleaching and washing of mechanical cellulose pulp
JPS53143704A (en) Production of pulp bleached by peroxide
JPS5580589A (en) Production of peroxide bleached pulp
ZA792563B (en) Bleaching of pulp
JPS5390403A (en) Improving of oxygenn ozone bleaching of pulp
JPS54134104A (en) Bleaching of cellulosic fiber substance
JPS5679797A (en) Bleaching of cellulose fiber
JPS53103002A (en) Improving of ozone bleaching for pulp
JPS5270102A (en) Process for bleaching pulp with peroxides
JPS5522067A (en) Bleaching of broadleaf tree unbleached kraft pulp
JPS5679798A (en) Production of bleaching machine pulp