ZA911062B - Bleaching of paper pulp - Google Patents

Bleaching of paper pulp

Info

Publication number
ZA911062B
ZA911062B ZA911062A ZA911062A ZA911062B ZA 911062 B ZA911062 B ZA 911062B ZA 911062 A ZA911062 A ZA 911062A ZA 911062 A ZA911062 A ZA 911062A ZA 911062 B ZA911062 B ZA 911062B
Authority
ZA
South Africa
Prior art keywords
bleaching
paper pulp
pulp
paper
Prior art date
Application number
ZA911062A
Inventor
Roger Anthony Cook
Anthony Cook Roger
Original Assignee
Amcor 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 Amcor Ltd filed Critical Amcor Ltd
Publication of ZA911062B publication Critical patent/ZA911062B/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
    • 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
    • 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
    • D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
ZA911062A 1990-02-19 1991-02-13 Bleaching of paper pulp ZA911062B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPJ869590 1990-02-19

Publications (1)

Publication Number Publication Date
ZA911062B true ZA911062B (en) 1991-11-27

Family

ID=3774506

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA911062A ZA911062B (en) 1990-02-19 1991-02-13 Bleaching of paper pulp

Country Status (6)

Country Link
BR (1) BR9106033A (en)
ES (1) ES2038954A6 (en)
NZ (1) NZ237019A (en)
PT (1) PT96816B (en)
WO (1) WO1991012366A1 (en)
ZA (1) ZA911062B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9206415D0 (en) * 1992-03-24 1992-05-06 Albright & Wilson Stabilisation of bleach liquors
CN100500990C (en) * 2005-09-02 2009-06-17 华南理工大学 Paper pulp cleaning and bleaching process
US8012770B2 (en) 2009-07-31 2011-09-06 Invisible Sentinel, Inc. Device for detection of antigens and uses thereof
MX2012004105A (en) 2009-10-09 2012-09-07 Invisible Sentinel Inc Device for detection of antigens and uses thereof.
EP2668501B1 (en) 2011-01-27 2019-06-12 Invisible Sentinel, Inc. Analyte detection devices, multiplex and tabletop devices for detection of analytes, and uses thereof
JP6190395B2 (en) 2012-03-09 2017-08-30 インビジブル・センチネル，インコーポレーテッド Method and composition for detecting multiple analytes with a single signal
FR3062138B1 (en) 2017-01-23 2019-06-07 Centre Technique De L'industrie Des Papiers, Cartons Et Celluloses PROCESS FOR WHITENING A PAPER PULP

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1404605A (en) * 1964-05-22 1965-07-02 Air Liquide Improvement in delignification of chemical cellulose pulps
CA897361A (en) * 1969-12-19 1972-04-11 E. Mallett Samuel Oxygen bleaching process
DE2219504C2 (en) * 1972-04-21 1974-10-03 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Multi-stage bleaching of cellulose with significantly reduced use of chlorine
DE2841013C2 (en) * 1978-09-21 1984-06-07 Degussa Ag, 6000 Frankfurt Process for full bleaching of pulp
CA1164157A (en) * 1980-09-23 1984-03-27 Hortensia N.F. Rodriguez Bleaching of bagasse pulps with alkali-oxygen
FR2566015B1 (en) * 1984-06-15 1986-08-29 Centre Tech Ind Papier PROCESS FOR BLEACHING MECHANICAL PASTE WITH HYDROGEN PEROXIDE
DE3802401A1 (en) * 1988-01-28 1989-08-03 Degussa METHOD FOR PRODUCING SEMI-BLEACHED FUEL

Also Published As

Publication number Publication date
PT96816B (en) 1998-07-31
NZ237019A (en) 1992-11-25
ES2038954A6 (en) 1993-08-01
BR9106033A (en) 1993-01-19
PT96816A (en) 1991-10-31
WO1991012366A1 (en) 1991-08-22

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