BR0107734A - Branqueamento de polpa - Google Patents

Branqueamento de polpa

Info

Publication number
BR0107734A
BR0107734A BR0107734-1A BR0107734A BR0107734A BR 0107734 A BR0107734 A BR 0107734A BR 0107734 A BR0107734 A BR 0107734A BR 0107734 A BR0107734 A BR 0107734A
Authority
BR
Brazil
Prior art keywords
pulp bleaching
hydroxymethyl
enzyme
catalase
bleaching
Prior art date
Application number
BR0107734-1A
Other languages
English (en)
Other versions
BR0107734B1 (pt
Inventor
Ruth Elizabeth Bowdery
Stephanie Edmunds
Robert Eric Talbot
Original Assignee
Rhodia Cons Spec 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 Rhodia Cons Spec Ltd filed Critical Rhodia Cons Spec Ltd
Publication of BR0107734A publication Critical patent/BR0107734A/pt
Publication of BR0107734B1 publication Critical patent/BR0107734B1/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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
    • D21C11/0028—Effluents derived from the washing or bleaching plants
    • 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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/005—Treatment of cellulose-containing material with microorganisms or enzymes
    • 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)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

"BRANQUEAMENTO DE POLPA". Fluidos de Polpa utilizados no branqueamento de polpas por peróxido de hidrogênio e contendo bactérias produtoras de catalase e/ou enzima catalase são tratados com fosfina de tris (hidroximetil) ou sal (sal THP) de fosfónio de tetrakis (hidroximetil) para matar as bactérias e destruir a enzima.
BRPI0107734-1A 2000-01-22 2001-01-16 branqueamento de polpa. BR0107734B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB0001417.5A GB0001417D0 (en) 2000-01-22 2000-01-22 Bleaching pulp
GB001417.5 2000-01-22
PCT/GB2001/000148 WO2001053602A1 (en) 2000-01-22 2001-01-16 Bleaching pulp

Publications (2)

Publication Number Publication Date
BR0107734A true BR0107734A (pt) 2002-11-19
BR0107734B1 BR0107734B1 (pt) 2011-08-09

Family

ID=9884115

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0107734-1A BR0107734B1 (pt) 2000-01-22 2001-01-16 branqueamento de polpa.

Country Status (13)

Country Link
US (1) US7214292B2 (pt)
EP (1) EP1266075B1 (pt)
JP (1) JP4884630B2 (pt)
KR (1) KR100794436B1 (pt)
CN (1) CN1236137C (pt)
AT (1) ATE263862T1 (pt)
AU (1) AU2001228627A1 (pt)
BR (1) BR0107734B1 (pt)
CA (1) CA2407014C (pt)
DE (1) DE60102680T2 (pt)
ES (1) ES2219534T3 (pt)
GB (1) GB0001417D0 (pt)
WO (1) WO2001053602A1 (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2412444C (en) * 2000-06-08 2011-01-04 Lonza Inc. Aldehyde donors for stabilizing peroxides in papermaking applications
CA2514798C (en) 2003-02-05 2009-06-16 Pulp And Paper Research Institute Of Canada Bleaching and brightness stabilization of lignocellulosic materials with water-soluble phosphines or phosphonium compounds
GB0314363D0 (en) * 2003-06-20 2003-07-23 Thames Water Utilities Treatment of sewage sludge
CA2531129C (fr) * 2003-06-20 2010-11-30 Rhodia Uk Limited Agents decouplants
WO2005123607A1 (en) * 2004-06-21 2005-12-29 Rhodia Uk Limited Improvement of sludge quality
GB2421239B (en) * 2004-12-20 2010-06-23 Rhodia Uk Ltd Treatment of sewage sludge
WO2006089395A1 (en) * 2005-02-25 2006-08-31 Fpinnovations Near-neutral deinking of recycled pulp using phosphines or phosphonium salts
WO2007009221A1 (en) * 2005-07-15 2007-01-25 Fpinnovations Enhanced brightness and brightness stability of lignocellulosic materials
RU2761427C2 (ru) * 2015-07-02 2021-12-08 Солвэй Юэсэй Инк. Активные в отношении микроорганизмов композиции, содержащие понизитель вязкости
KR20220112805A (ko) * 2019-12-19 2022-08-11 케미라 오와이제이 섬유 웹의 제조 방법

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI93031B (fi) * 1993-06-17 1994-10-31 Cellkem Service Oy Glutaarialdehydin käyttö peroksidin hajoamisen estämiseksi uusiomassan ja muun kuitumassan valmistuksessa
NL279757A (pt) * 1961-06-16
GB2145708B (en) * 1983-08-26 1987-02-04 Albright & Wilson Biocidal water treatment
GB8527793D0 (en) * 1985-11-11 1985-12-18 Albright & Wilson Control of bryophytes lichens algae & fern
GB8901881D0 (en) * 1989-01-27 1989-03-15 Albright & Wilson Biocidal compositions and treatments
GB8904844D0 (en) * 1989-03-03 1989-04-12 Albright & Wilson Biocidal compositions and treatments
GB9206415D0 (en) * 1992-03-24 1992-05-06 Albright & Wilson Stabilisation of bleach liquors
GB2269191A (en) * 1992-07-29 1994-02-02 Solvay Interox Ltd Method of treating aqueous process liquors
GB9222021D0 (en) * 1992-10-20 1992-12-02 Cts Biocides Ltd Assay
JP3562825B2 (ja) * 1993-06-08 2004-09-08 日本化学工業株式会社 殺菌殺藻剤
SE505980C2 (sv) * 1993-12-23 1997-10-27 Bim Kemi Ab Sätt att förhindra peroxidnedbrytande enzymer vid blekning med väteperoxid
FI946024A (fi) * 1993-12-29 1995-06-30 Air Liquide Menetelmä katalaasientsyymin inaktivoimiseksi
DE4410663C1 (de) * 1994-03-26 1995-08-17 Benckiser Knapsack Ladenburg Verfahren und Mittel zur oxidativen Bleiche von Holzstoffen und zum Deinken von Altpapier
WO1996014092A1 (en) * 1994-11-04 1996-05-17 Betzdearborn Inc. Synergistic biocidal combinations
AU736266B2 (en) * 1997-12-23 2001-07-26 Rhodia Consumer Specialties Limited Biocidal compositions and treatments
CA2412444C (en) * 2000-06-08 2011-01-04 Lonza Inc. Aldehyde donors for stabilizing peroxides in papermaking applications
CA2514798C (en) * 2003-02-05 2009-06-16 Pulp And Paper Research Institute Of Canada Bleaching and brightness stabilization of lignocellulosic materials with water-soluble phosphines or phosphonium compounds
US20040200588A1 (en) * 2003-04-10 2004-10-14 Walker Jayne M.A. Method of controlling microorganisms in hydrogen peroxide pulp bleaching processes

Also Published As

Publication number Publication date
JP4884630B2 (ja) 2012-02-29
KR20020079786A (ko) 2002-10-19
DE60102680T2 (de) 2005-04-07
US7214292B2 (en) 2007-05-08
EP1266075B1 (en) 2004-04-07
EP1266075A1 (en) 2002-12-18
GB0001417D0 (en) 2000-03-08
WO2001053602A1 (en) 2001-07-26
DE60102680D1 (de) 2004-05-13
AU2001228627A1 (en) 2001-07-31
US20030089473A1 (en) 2003-05-15
CN1395639A (zh) 2003-02-05
KR100794436B1 (ko) 2008-01-16
ES2219534T3 (es) 2004-12-01
CA2407014C (en) 2009-10-20
CA2407014A1 (en) 2001-07-26
ATE263862T1 (de) 2004-04-15
CN1236137C (zh) 2006-01-11
JP2003520309A (ja) 2003-07-02
BR0107734B1 (pt) 2011-08-09

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 09/08/2011, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 20A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2613 DE 02-02-2021 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.