ES2038954A6 - Metodo para blanquear pasta de papel. - Google Patents

Metodo para blanquear pasta de papel.

Info

Publication number
ES2038954A6
ES2038954A6 ES9150024A ES9150024A ES2038954A6 ES 2038954 A6 ES2038954 A6 ES 2038954A6 ES 9150024 A ES9150024 A ES 9150024A ES 9150024 A ES9150024 A ES 9150024A ES 2038954 A6 ES2038954 A6 ES 2038954A6
Authority
ES
Spain
Prior art keywords
bleaching
paper pulp
pulp
chlorine
treated
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
ES9150024A
Other languages
English (en)
Spanish (es)
Inventor
Roger Anthony Cook
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.)
Amcor Pty Ltd
Original Assignee
Amcor Pty 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 Pty Ltd filed Critical Amcor Pty Ltd
Publication of ES2038954A6 publication Critical patent/ES2038954A6/es
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
    • D21C9/16—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)
ES9150024A 1990-02-19 1991-02-11 Metodo para blanquear pasta de papel. Expired - Fee Related ES2038954A6 (es)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ES2038954A6 true ES2038954A6 (es) 1993-08-01

Family

ID=3774506

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9150024A Expired - Fee Related ES2038954A6 (es) 1990-02-19 1991-02-11 Metodo para blanquear pasta de papel.

Country Status (6)

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

Families Citing this family (8)

* 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
RU2173741C1 (ru) * 2001-02-22 2001-09-20 Открытое акционерное общество "Котласский целлюлозно-бумажный комбинат" Способ отбелки сульфатной целлюлозы
CN100500990C (zh) * 2005-09-02 2009-06-17 华南理工大学 纸浆清洁漂白方法
US8012770B2 (en) 2009-07-31 2011-09-06 Invisible Sentinel, Inc. Device for detection of antigens and uses thereof
CN102612555A (zh) 2009-10-09 2012-07-25 因威瑟堡善迪诺有限公司 用于检测抗原的装置及其应用
ES2745140T3 (es) 2011-01-27 2020-02-27 Invisible Sentinel Inc Dispositivos de detección de analitos, dispositivos multiplex y de sobremesa para la detección de analitos y usos de los mismos
AU2013230917C1 (en) 2012-03-09 2021-09-16 Invisible Sentinel, Inc. Methods and compositions for detecting multiple analytes with a single signal
FR3062138B1 (fr) * 2017-01-23 2019-06-07 Centre Technique De L'industrie Des Papiers, Cartons Et Celluloses Procede de blanchiment d'une pate a papier

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1404605A (fr) * 1964-05-22 1965-07-02 Air Liquide Perfectionnement à la délignification des pâtes chimiques de cellulose
CA897361A (en) * 1969-12-19 1972-04-11 E. Mallett Samuel Oxygen bleaching process
DE2219504C2 (de) * 1972-04-21 1974-10-03 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Mehrstufenbleiche von Zellstoffen mit erheblich reduziertem Chloreinsatz
DE2841013C2 (de) * 1978-09-21 1984-06-07 Degussa Ag, 6000 Frankfurt Verfahren zur Vollbleiche von Zellstoff
CA1164157A (fr) * 1980-09-23 1984-03-27 Hortensia N.F. Rodriguez Blanchiment de la pate de bagasse a l'oxygene et aux alcalis
FR2566015B1 (fr) * 1984-06-15 1986-08-29 Centre Tech Ind Papier Procede de blanchiment de pate mecanique par le peroxyde d'hydrogene
DE3802401A1 (de) * 1988-01-28 1989-08-03 Degussa Verfahren zur herstellung von halbgebleichtem kraftzellstoff

Also Published As

Publication number Publication date
PT96816A (pt) 1991-10-31
ZA911062B (en) 1991-11-27
NZ237019A (en) 1992-11-25
WO1991012366A1 (en) 1991-08-22
PT96816B (pt) 1998-07-31
BR9106033A (pt) 1993-01-19

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20040916