[go: up one dir, main page]

BR9508224A - Processo tendo seletividade aumentada para alvejamento de polpa lignocelulósica alvejada - Google Patents

Processo tendo seletividade aumentada para alvejamento de polpa lignocelulósica alvejada

Info

Publication number
BR9508224A
BR9508224A BR9508224A BR9508224A BR9508224A BR 9508224 A BR9508224 A BR 9508224A BR 9508224 A BR9508224 A BR 9508224A BR 9508224 A BR9508224 A BR 9508224A BR 9508224 A BR9508224 A BR 9508224A
Authority
BR
Brazil
Prior art keywords
increased selectivity
lignocellulosic pulp
targeting targeted
targeting
targeted
Prior art date
Application number
BR9508224A
Other languages
English (en)
Inventor
Thomas P Gandek
Original Assignee
Union Camp Patent Holding
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 Union Camp Patent Holding filed Critical Union Camp Patent Holding
Publication of BR9508224A publication Critical patent/BR9508224A/pt

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
    • D21C9/001—Modification of pulp properties
    • D21C9/007—Modification of pulp properties by mechanical or physical means
    • 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
    • D21C9/1005—Pretreatment of the pulp, e.g. degassing the pulp
    • 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
    • D21C9/153—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
BR9508224A 1994-07-14 1995-07-11 Processo tendo seletividade aumentada para alvejamento de polpa lignocelulósica alvejada BR9508224A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US27509594A 1994-07-14 1994-07-14
PCT/US1995/008691 WO1996002697A1 (en) 1994-07-14 1995-07-11 Improved bleaching of high consistency lignocellulosic pulp

Publications (1)

Publication Number Publication Date
BR9508224A true BR9508224A (pt) 1997-10-28

Family

ID=23050850

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9508224A BR9508224A (pt) 1994-07-14 1995-07-11 Processo tendo seletividade aumentada para alvejamento de polpa lignocelulósica alvejada

Country Status (6)

Country Link
EP (1) EP0770157A4 (pt)
BR (1) BR9508224A (pt)
CA (1) CA2194962A1 (pt)
FI (1) FI965216A7 (pt)
WO (1) WO1996002697A1 (pt)
ZA (1) ZA955827B (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPO856097A0 (en) 1997-08-14 1997-09-04 Commonwealth Scientific And Industrial Research Organisation Vector
US6291226B1 (en) * 1999-02-25 2001-09-18 National Research Council Of Canada Adenovirus mutants with deleted protease gene
RU2610240C2 (ru) 2009-08-05 2017-02-08 Интернэшнл Пэйпа Кампани Способ нанесения композиции, содержащей катионный трехвалентный металл и разрыхлитель, и лист рыхлой целлюлозы, изготовленный из нее
MY162376A (en) 2009-08-05 2017-06-15 Shell Int Research Method for monitoring a well
US8535482B2 (en) 2009-08-05 2013-09-17 International Paper Company Dry fluff pulp sheet additive
WO2012012316A1 (en) 2010-07-20 2012-01-26 International Paper Company Composition containing a multivalent cationic metal and amine-containing anti-static agent and methods of making and using
US8871054B2 (en) 2010-07-22 2014-10-28 International Paper Company Process for preparing fluff pulp sheet with cationic dye and debonder surfactant

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO131996C (pt) * 1973-10-04 1975-09-03 Papirind Forskningsinst
FI67413C (fi) * 1977-04-27 1985-03-11 Myrens Verksted As Foerfarande foer behandling av finfoerdelad fiberhaltig eller cellulosahaltig massa samt anordning foer utfoerande av foerfarandet
AT395180B (de) * 1989-08-16 1992-10-12 Andritz Ag Maschf Verfahren zur zerkleinerung von materialien und anlage zu dessen durchfuehrung
EP0492040A1 (en) * 1990-12-21 1992-07-01 Kamyr, Inc. Tumbling ozone reactor for paper pulp
EP0515303B2 (en) * 1991-05-24 2001-07-04 Union Camp Patent Holding, Inc. Method for ozone bleaching
BR9307135A (pt) * 1992-10-01 1999-07-27 Union Camp Patent Holding Processo possuindo seletividade aumentada para alvejamento de polpa lignocelulósica

Also Published As

Publication number Publication date
EP0770157A1 (en) 1997-05-02
CA2194962A1 (en) 1996-02-01
WO1996002697A1 (en) 1996-02-01
FI965216A0 (fi) 1996-12-27
EP0770157A4 (en) 1998-01-07
ZA955827B (en) 1996-02-21
FI965216L (fi) 1997-01-13
FI965216A7 (fi) 1997-01-13

Similar Documents

Publication Publication Date Title
BR9706827A (pt) Processo aperfeiçoado para amaciar polpa e produtos de polpa produzidos pelo mesmo
BR9005476A (pt) Processo para alvejamento,isento de cloro,de polpas
BR9509505A (pt) Processo para formar derivados de aluminio-silicato
PT1256584E (pt) Processo para a preparacao de adefovir-dipivoxil
BR9505772A (pt) Processo de fabricaçao de papel
BR9606782A (pt) Processo para preparar ciclopilacetileno
BR9506542A (pt) Processo para fabricação de artigo absorvente
FI954676L (fi) Paperinvalmistusprosessi
BR9710099A (pt) Processo para produzir compostos
BR9508341A (pt) Processo para produzir plantas de cereal transgênicas
BR9703078A (pt) Processo para obtenção de aldeídos
PT917879E (pt) Processo melhorado para estabilizacao de proteinas
BR9509842A (pt) Processo para produção de fosgênio
BRPI9814894B8 (pt) processo para a preparação de ácidos 8-metóxi-quinolonocarboxìlicos.
BR9708908A (pt) Processo para tratamento de inflamação
BR9703977A (pt) Processo para produção de polisoolefinas altamente ramificadas
BR9609533A (pt) Processo para preparação de 3-hidroxipirazóis n-substituídos
BR9708077A (pt) Processo para a preparação de um produto de alfa-olefina
BR9704862A (pt) Processo para fabricação de papel
BR9508224A (pt) Processo tendo seletividade aumentada para alvejamento de polpa lignocelulósica alvejada
BR9703095A (pt) Processo para preparação de aldeídos
BR0012217B1 (pt) processo de cozimento para polpa.
BR9805538B1 (pt) processo para a preparação de ferro-succinilcaseìna.
BR9701454A (pt) Processo para limpar agulhas cirúrgicas
BR9701468A (pt) Processo para passivar agulhas cirúrgicas

Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law