SE526289E8 - Blekningssteg där man använder xylanas med väteperoxid, persyror eller en kombination därav - Google Patents

Blekningssteg där man använder xylanas med väteperoxid, persyror eller en kombination därav

Info

Publication number
SE526289E8
SE526289E8 SE0302142A SE0302142A SE526289E8 SE 526289 E8 SE526289 E8 SE 526289E8 SE 0302142 A SE0302142 A SE 0302142A SE 0302142 A SE0302142 A SE 0302142A SE 526289 E8 SE526289 E8 SE 526289E8
Authority
SE
Sweden
Prior art keywords
xylanase
peracids
combination
hydrogen peroxide
bleaching step
Prior art date
Application number
SE0302142A
Other languages
English (en)
Other versions
SE526289E (sv
SE526289C2 (sv
SE0302142L (sv
SE0302142D0 (sv
Inventor
Jeffrey Tolan
Miro Suchy
Original Assignee
Novozymes As
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23307737&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE526289(E8) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Novozymes As filed Critical Novozymes As
Publication of SE0302142D0 publication Critical patent/SE0302142D0/sv
Publication of SE0302142L publication Critical patent/SE0302142L/sv
Publication of SE526289C2 publication Critical patent/SE526289C2/sv
Publication of SE526289E publication Critical patent/SE526289E/sv
Publication of SE526289E8 publication Critical patent/SE526289E8/sv

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
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4439—Auxiliary devices
    • G02B6/444—Systems or boxes with surplus lengths
    • G02B6/4453—Cassettes
    • 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
    • D21C9/1057—Multistage, with compounds cited in more than one sub-group D21C9/10, D21C9/12, D21C9/16
    • 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
    • D21C9/144—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/38—Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807—Dismountable connectors, i.e. comprising plugs
    • G02B6/3897—Connectors fixed to housings, casing, frames or circuit boards
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4439—Auxiliary devices
    • G02B6/4471—Terminating devices ; Cable clamps

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Paper (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Light Guides In General And Applications Therefor (AREA)
SE0302142A 2001-12-03 2003-07-29 Blekningssteg där man använder xylanas med väteperoxid, persyror eller en kombination därav SE526289E8 (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US33455001P 2001-12-03 2001-12-03
PCT/CA2002/001848 WO2003048449A1 (en) 2001-12-03 2002-12-03 Bleaching stage using xylanase with hydrogen peroxide, peracids, or a combination thereof

Publications (5)

Publication Number Publication Date
SE0302142D0 SE0302142D0 (sv) 2003-07-29
SE0302142L SE0302142L (sv) 2003-10-03
SE526289C2 SE526289C2 (sv) 2005-08-16
SE526289E SE526289E (sv) 2009-10-05
SE526289E8 true SE526289E8 (sv) 2015-10-20

Family

ID=23307737

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0302142A SE526289E8 (sv) 2001-12-03 2003-07-29 Blekningssteg där man använder xylanas med väteperoxid, persyror eller en kombination därav

Country Status (6)

Country Link
CN (1) CN1293261C (sv)
AU (1) AU2002351904A1 (sv)
CA (1) CA2436765A1 (sv)
FI (1) FI20031106A (sv)
SE (1) SE526289E8 (sv)
WO (1) WO2003048449A1 (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100346030C (zh) * 2002-03-06 2007-10-31 埃欧金生物制品公司 化学纸浆的木聚糖酶处理
JP4967451B2 (ja) * 2006-05-17 2012-07-04 三菱瓦斯化学株式会社 漂白パルプの製造方法
CN104404807A (zh) * 2014-09-23 2015-03-11 广西大学 一种减少蔗渣浆二氧化氯漂白过程aox形成量的方法
EP3399100A4 (en) * 2015-12-29 2019-08-14 Fibria Celulose S.A. PROCESS FOR PRODUCING CELLULOSE PULP, CELLULOSE PULP AND USE THEREOF, PAPER
CN111979823A (zh) * 2020-08-07 2020-11-24 齐鲁工业大学 一种硫酸盐木浆短程序ecf漂白工艺x/d-z-p（x/z-d-p）

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ239500A (en) * 1990-08-24 1993-08-26 Novo Nordisk As Xylanases obtained from bacillus pumilus and use in a lignocellulosic chemical pulping process
DE4129739A1 (de) * 1990-09-11 1992-03-12 Sandoz Ag Chlorfreies bleichen von papierpulpe
FI905456A (fi) * 1990-11-02 1992-05-03 Enso Gutzeit Oy Foerfarande foer blekning av cellulosamassa.
WO1994020672A1 (en) * 1993-03-12 1994-09-15 University Of Georgia Research Foundation, Inc. Process for bleaching pulp
BE1007651A3 (fr) * 1993-10-22 1995-09-05 Solvay Interox Procede pour le blanchiment d'une pate a papier chimique.
DE19632623A1 (de) * 1996-08-13 1998-02-19 Consortium Elektrochem Ind Mehrkomponentensystem zum Verändern, Abbau oder Bleichen von Lignin, ligninhaltigen Materialien oder ähnlichen Stoffen sowie Verfahren zu seiner Anwendung
WO1998059108A2 (de) * 1997-06-20 1998-12-30 Blume, Hildegard Oxidations- und bleichsystem mit enzymatisch hergestellten oxidationsmitteln
DE10114341C2 (de) * 2001-03-23 2003-10-02 Rettenmaier & Soehne Gmbh & Co Verfahren zum Vermahlen und Bleichen von cellulosehaltigem Material, dessen Verwendung und das cellulosehaltige Material

Also Published As

Publication number Publication date
CN1630756A (zh) 2005-06-22
SE526289E (sv) 2009-10-05
SE526289C2 (sv) 2005-08-16
CN1293261C (zh) 2007-01-03
FI20031106A (sv) 2003-09-03
SE0302142L (sv) 2003-10-03
CA2436765A1 (en) 2003-06-12
SE0302142D0 (sv) 2003-07-29
WO2003048449A1 (en) 2003-06-12
AU2002351904A1 (en) 2003-06-17

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Legal Events

Date Code Title Description
RPOP Patent has been republished in amended form after opposition
CORR Corrections

Free format text: THE FOLLOWING PUBLICATIONS HAVE BEEN CORRECTED WITH A NEW FRONT PAGE; CLASS DATA WAS MISSING

NUG Patent has lapsed