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FI20041152L - Kemiallisen massan ksylanaasikäsittely - Google Patents

Kemiallisen massan ksylanaasikäsittely Download PDF

Info

Publication number
FI20041152L
FI20041152L FI20041152A FI20041152A FI20041152L FI 20041152 L FI20041152 L FI 20041152L FI 20041152 A FI20041152 A FI 20041152A FI 20041152 A FI20041152 A FI 20041152A FI 20041152 L FI20041152 L FI 20041152L
Authority
FI
Finland
Prior art keywords
chemical pulp
xylanase treatment
xylanase
treatment
pulp
Prior art date
Application number
FI20041152A
Other languages
English (en)
Swedish (sv)
Other versions
FI20041152A7 (fi
Inventor
Jeffrey S Tolan
Corina Popovici
Original Assignee
Iogen Bio Products Corp
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 Iogen Bio Products Corp filed Critical Iogen Bio Products Corp
Publication of FI20041152L publication Critical patent/FI20041152L/fi
Publication of FI20041152A7 publication Critical patent/FI20041152A7/fi

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
    • D21C9/12—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
    • 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
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1036—Use of compounds accelerating or improving the efficiency of the processes
    • 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
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Paper (AREA)
FI20041152A 2002-03-06 2003-03-05 Kemiallisen massan ksylanaasikäsittely FI20041152A7 (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US36220002P 2002-03-06 2002-03-06
PCT/CA2003/000300 WO2003074780A1 (en) 2002-03-06 2003-03-05 Xylanase treatment of chemical pulp

Publications (2)

Publication Number Publication Date
FI20041152L true FI20041152L (fi) 2004-09-06
FI20041152A7 FI20041152A7 (fi) 2004-09-06

Family

ID=27789149

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20041152A FI20041152A7 (fi) 2002-03-06 2003-03-05 Kemiallisen massan ksylanaasikäsittely

Country Status (7)

Country Link
US (1) US7368036B2 (fi)
CN (1) CN100346030C (fi)
AU (1) AU2003208216A1 (fi)
CA (1) CA2477847A1 (fi)
FI (1) FI20041152A7 (fi)
SE (1) SE528865C8 (fi)
WO (1) WO2003074780A1 (fi)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2432788C (en) * 2000-12-22 2008-10-07 Iogen Bio-Products Corporation Alkaline extraction stages comprising xylanase
FI20031060L (fi) * 2001-01-18 2003-09-11 Iogen Bio Produckts Corp Ksylanaasikäsittelymenetelmiä valkaisussa
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
EP2305820A1 (en) * 2002-06-14 2011-04-06 Verenium Corporation Xylanases, nucleic acids encoding them and methods for making and using them
US20040112555A1 (en) * 2002-12-03 2004-06-17 Jeffrey Tolan Bleaching stage using xylanase with hydrogen peroxide, peracids, or a combination thereof
US20050051288A1 (en) * 2003-09-09 2005-03-10 Caifang Yin Extended retention and medium consistency pulp treatment
CA2607827C (en) * 2005-05-04 2013-11-19 Novozymes North America, Inc. Chlorine dioxide treatment compositions and processes
PL1989302T3 (pl) 2006-02-14 2019-03-29 Bp Corp North America Inc Ksylanazy, kodujące je kwasy nukleinowe i sposoby ich wytwarzania i stosowania
FI122626B (fi) * 2006-03-31 2012-04-30 Laennen Tutkimus Western Res Inc Oy Kemiallisen massan valkaisumenetelmä
US7967948B2 (en) 2006-06-02 2011-06-28 International Paper Company Process for non-chlorine oxidative bleaching of mechanical pulp in the presence of optical brightening agents
US7976676B2 (en) 2006-12-18 2011-07-12 International Paper Company Process of bleaching softwood pulps in a D1 or D2 stage in a presence of a weak base
US7976677B2 (en) 2006-12-18 2011-07-12 International Paper Company Process of bleaching hardwood pulps in a D1 or D2 stage in a presence of a weak base
US20090165969A1 (en) * 2007-12-31 2009-07-02 Weyerhaeuser Co. Enzymatic treatment of pulp for lyocell manufacture
US20110108222A1 (en) * 2009-11-11 2011-05-12 International Paper Company Effect of low dose xylanase on pulp in prebleach treatment process
US8497097B2 (en) * 2010-08-11 2013-07-30 Georgia Tech Research Corporation Chlorine dioxide treatment of biomass feedstock
CN102182094B (zh) * 2011-04-12 2012-03-14 山东轻工业学院 一种沙柳硫酸盐浆漂白工艺
JP5953909B2 (ja) * 2012-04-27 2016-07-20 王子ホールディングス株式会社 溶解パルプの製造方法
CN102877347B (zh) * 2012-09-18 2015-05-13 恒天海龙股份有限公司 利用化学纸浆制备溶解浆的漂白工艺
CN102943403B (zh) * 2012-11-27 2015-12-23 保定天鹅股份有限公司 一种用于生产粘胶纤维的木浆粕变性生产工艺
CN102926256B (zh) * 2012-11-27 2016-01-13 保定天鹅股份有限公司 一种用于生产粘胶纤维的竹浆粕变性生产工艺
FR3007044B1 (fr) * 2013-06-13 2016-01-15 Air Liquide Procede de traitement des pates papetieres chimiques par traitement a l'ozone en presence d'ions magnesium
CN104032611B (zh) * 2014-06-23 2016-04-20 广西大学 一种纸浆漂白方法
CN104195859B (zh) * 2014-09-23 2016-06-29 广西大学 一种生物酶辅助二氧化氯漂白蔗渣浆的方法
CN104389215A (zh) * 2014-10-23 2015-03-04 广东比伦生活用纸有限公司 一种环保节能的生活用纸纸浆的生产方法
CN104452394A (zh) * 2014-10-28 2015-03-25 广西大学 一种通过生物酶预处理减少蔗渣浆中己烯糖醛酸的方法
CN104695265A (zh) * 2015-03-26 2015-06-10 广西大学 一种利用木聚糖酶辅助纸浆二氧化氯漂白减少aox生成的方法
JP6187619B2 (ja) * 2016-03-07 2017-08-30 王子ホールディングス株式会社 溶解パルプの製造方法
EP4004279A1 (en) * 2019-07-26 2022-06-01 Novozymes A/S Enzymatic treatment of paper pulp
CN111979818A (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/z/d-eop-d或x/d/z-eop-d
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 (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI81395B (fi) * 1988-03-14 1990-06-29 Cultor Oy Foerfarande foer blekning av cellulosamassa.
US5179021A (en) * 1989-02-10 1993-01-12 Gil Inc. (Now Ici Canada Inc.) Pulp bleaching process comprising oxygen delignification and xylanase enzyme treatment
FI90888B (fi) * 1989-02-14 1993-12-31 Enso Gutzeit Oy Menetelmä selluloosamassan valkaisemiseksi
ES2086408T3 (es) * 1989-08-14 1996-07-01 Genencor Int Europ Mejora en el blanqueo de una pasta.
NZ235679A (en) 1989-10-18 1993-01-27 Int Paper Co Bleaching lignocellulosic pulp using (a) treatment with xylanase and (b) one or more chemical bleaching stages
FI89814C (fi) * 1990-02-02 1993-11-25 Enso Gutzeit Oy Foerfarande foer blekning av cellulosamassa
DE4129739A1 (de) 1990-09-11 1992-03-12 Sandoz Ag Chlorfreies bleichen von papierpulpe
FI905456L (fi) 1990-11-02 1992-05-03 Enso Gutzeit Oy Foerfarande foer blekning av cellulosamassa.
FR2672066B1 (fr) * 1991-01-25 1997-01-31 Du Pin Cellulose Traitement enzymatique d'une pate ligno-cellulosique chimique.
FI108800B (fi) * 1991-05-07 2002-03-28 Iogen Corp Menetelmä ja laitteisto entsyymin käyttämiseksi paperimassan valmistuksessa ja valkaisussa
CA2044100A1 (en) 1991-06-07 1992-12-08 Janice Hamilton Biobleaching process
US5405769A (en) 1993-04-08 1995-04-11 National Research Council Of Canada Construction of thermostable mutants of a low molecular mass xylanase
BE1007651A3 (fr) 1993-10-22 1995-09-05 Solvay Interox Procede pour le blanchiment d'une pate a papier chimique.
SE502706E (sv) * 1994-04-05 1999-09-27 Mo Och Domsjoe Ab Framställnng av blekt cellulosamassa genom blekning med klordioxid och behandling av komplexbildare i samma steg
FI95607C (fi) * 1994-06-03 1996-02-26 Valtion Teknillinen Menetelmä ja entsyymivalmiste selluloosamassojen käsittelemiseksi
US5503709A (en) * 1994-07-27 1996-04-02 Burton; Steven W. Environmentally improved process for preparing recycled lignocellulosic materials for bleaching
US5935836A (en) * 1994-07-29 1999-08-10 Rohm Enzyme Finland Oy Actinomadura xylanase sequences and methods of use
JP3435946B2 (ja) 1994-12-21 2003-08-11 王子製紙株式会社 耐熱性キシラナーゼ
US5759840A (en) 1996-09-09 1998-06-02 National Research Council Of Canada Modification of xylanase to improve thermophilicity, alkalophilicity and thermostability
WO2001092487A2 (en) 2000-05-31 2001-12-06 National Research Council Of Canada Modified xylanases exhibiting increased thermophilicity and alkalophilicity
CA2432788C (en) * 2000-12-22 2008-10-07 Iogen Bio-Products Corporation Alkaline extraction stages comprising xylanase
FI20031060L (fi) * 2001-01-18 2003-09-11 Iogen Bio Produckts Corp Ksylanaasikäsittelymenetelmiä valkaisussa
CN1293261C (zh) * 2001-12-03 2007-01-03 埃欧金生物制品公司 利用木聚糖酶和过氧化氢、过酸或其组合物的漂白段
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
US20040112555A1 (en) * 2002-12-03 2004-06-17 Jeffrey Tolan Bleaching stage using xylanase with hydrogen peroxide, peracids, or a combination thereof
WO2005093072A1 (en) 2004-03-25 2005-10-06 Iogen Bio-Products Corporation Modified xylanases exhibiting improved expression

Also Published As

Publication number Publication date
SE0402037L (sv) 2004-10-29
CA2477847A1 (en) 2003-09-12
US7368036B2 (en) 2008-05-06
SE528865C8 (sv) 2007-10-02
AU2003208216A1 (en) 2003-09-16
SE0402037D0 (sv) 2004-08-18
CN100346030C (zh) 2007-10-31
FI20041152A7 (fi) 2004-09-06
WO2003074780A1 (en) 2003-09-12
US20050150619A1 (en) 2005-07-14
SE528865C2 (sv) 2007-02-27
CN1639417A (zh) 2005-07-13

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