[go: up one dir, main page]

NO913251L - Fremgangsmaate for behandling av masse av ved. - Google Patents

Fremgangsmaate for behandling av masse av ved.

Info

Publication number
NO913251L
NO913251L NO91913251A NO913251A NO913251L NO 913251 L NO913251 L NO 913251L NO 91913251 A NO91913251 A NO 91913251A NO 913251 A NO913251 A NO 913251A NO 913251 L NO913251 L NO 913251L
Authority
NO
Norway
Prior art keywords
wood
procedure
treatment
light
enzyme system
Prior art date
Application number
NO91913251A
Other languages
English (en)
Other versions
NO913251D0 (no
Inventor
Jutta Casimir-Schenkel
Susan Davis
Armin Fiechter
Beat Gysin
Elizabeth Murray
Jean-Jacques Perrolaz
Wolfgang Zimmermann
Original Assignee
Sandoz Ag
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 Sandoz Ag filed Critical Sandoz Ag
Publication of NO913251D0 publication Critical patent/NO913251D0/no
Publication of NO913251L publication Critical patent/NO913251L/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Y—ENZYMES
    • C12Y302/00—Hydrolases acting on glycosyl compounds, i.e. glycosylases (3.2)
    • C12Y302/01—Glycosidases, i.e. enzymes hydrolysing O- and S-glycosyl compounds (3.2.1)
    • C12Y302/01032—Xylan endo-1,3-beta-xylosidase (3.2.1.32), i.e. endo-1-3-beta-xylanase
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/20—Bacteria; Culture media therefor
    • C12N1/205—Bacterial isolates
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/14—Hydrolases (3)
    • C12N9/24—Hydrolases (3) acting on glycosyl compounds (3.2)
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/14—Hydrolases (3)
    • C12N9/24—Hydrolases (3) acting on glycosyl compounds (3.2)
    • C12N9/2402—Hydrolases (3) acting on glycosyl compounds (3.2) hydrolysing O- and S- glycosyl compounds (3.2.1)
    • C12N9/2477—Hemicellulases not provided in a preceding group
    • C12N9/248—Xylanases
    • C12N9/2482—Endo-1,4-beta-xylanase (3.2.1.8)
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Y—ENZYMES
    • C12Y302/00—Hydrolases acting on glycosyl compounds, i.e. glycosylases (3.2)
    • C12Y302/01—Glycosidases, i.e. enzymes hydrolysing O- and S-glycosyl compounds (3.2.1)
    • C12Y302/01008—Endo-1,4-beta-xylanase (3.2.1.8)
    • 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
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12R—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES C12C - C12Q, RELATING TO MICROORGANISMS
    • C12R2001/00—Microorganisms ; Processes using microorganisms
    • C12R2001/01—Bacteria or Actinomycetales ; using bacteria or Actinomycetales

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Genetics & Genomics (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Biotechnology (AREA)
  • Microbiology (AREA)
  • Biomedical Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Molecular Biology (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Virology (AREA)
  • Paper (AREA)
  • Saccharide Compounds (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Fats And Perfumes (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Multicomponent Fibers (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
  • Materials For Medical Uses (AREA)

Abstract

Bleking av masse ved hjelp av et enzymsystem som er oppnådd fra en stamme av Thermomonospora fusca og mer spesielt fra en ny stamme med betegnelsen KW3 og med deponeringsnummer DSM 6013 .Den nye stammen av Thermomonospora fusca er også beskrevet sammen med en fremgangsmåte for fremstilling av det over-nevnte enzymsystem.
NO91913251A 1990-08-22 1991-08-20 Fremgangsmaate for behandling av masse av ved. NO913251L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909018426A GB9018426D0 (en) 1990-08-22 1990-08-22 Improvements in or relating to novel compounds

Publications (2)

Publication Number Publication Date
NO913251D0 NO913251D0 (no) 1991-08-20
NO913251L true NO913251L (no) 1992-02-24

Family

ID=10681054

Family Applications (1)

Application Number Title Priority Date Filing Date
NO91913251A NO913251L (no) 1990-08-22 1991-08-20 Fremgangsmaate for behandling av masse av ved.

Country Status (13)

Country Link
US (2) US5407827A (no)
EP (1) EP0473545B1 (no)
JP (1) JPH04281089A (no)
AT (1) ATE113094T1 (no)
AU (1) AU649703B2 (no)
CA (1) CA2049540A1 (no)
DE (1) DE69104675T2 (no)
DK (1) DK0473545T3 (no)
ES (1) ES2063482T3 (no)
FI (1) FI913930L (no)
GB (1) GB9018426D0 (no)
NO (1) NO913251L (no)
ZA (1) ZA916657B (no)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9018426D0 (en) * 1990-08-22 1990-10-03 Sandoz Ltd Improvements in or relating to novel compounds
DK34892D0 (da) * 1992-03-16 1992-03-16 Novo Nordisk As Nyt enzym
JP2807612B2 (ja) * 1993-03-12 1998-10-08 ノボ ノルディスク アクティーゼルスカブ 新規キシラナーゼ、その製造法、該キシラナーゼによるパルプ処理方法及びキシロオリゴ糖の製造法
EP0728197A1 (en) * 1993-11-05 1996-08-28 Cornell Research Foundation, Inc. THERMOSTABLE XYLANASE FROM A $i(THERMOMONOSPORA FUSCA) GENE
EP0741821A4 (en) * 1993-12-28 1997-10-22 Little Rapids Corp DISPOSABLE FILTER AND METHOD FOR THE PRODUCTION THEREOF
US5437992A (en) * 1994-04-28 1995-08-01 Genencor International, Inc. Five thermostable xylanases from microtetraspora flexuosa for use in delignification and/or bleaching of pulp
US6300114B1 (en) 1994-07-29 2001-10-09 Rohm Enzyme Finland Oy Sequences of xylanase and xylanase expression vectors
US5935836A (en) * 1994-07-29 1999-08-10 Rohm Enzyme Finland Oy Actinomadura xylanase sequences and methods of use
US5871730A (en) * 1994-07-29 1999-02-16 Universite De Sherbrooke Thermostable xylanase DNA, protein and methods of use
US7816129B2 (en) 1994-07-29 2010-10-19 Ab Enzymes Gmbh Production and secretion of proteins of bacterial origin in filamentous fungi
US5534429A (en) * 1994-08-22 1996-07-09 Council Of Scientific & Industrial Research Strain of Cephalosporium having ATCC accession no. 74297, a process of isolating said strain of Cephalosporium and a process for preparing extracellular endoxylanase
US5725732A (en) * 1994-11-18 1998-03-10 P. H. Glatfelter Company Process for treating hardwood pulp with an enzyme mixture to reduce vessel element picking
DE19628263A1 (de) * 1996-07-12 1998-01-15 Fraunhofer Ges Forschung Verfahren zur Herstellung von Celluloselösungen in wasserhaltigem Aminoxid
WO1998006892A1 (en) * 1996-08-16 1998-02-19 International Paper Company Enzymatic freeness enhancement
US5759840A (en) * 1996-09-09 1998-06-02 National Research Council Of Canada Modification of xylanase to improve thermophilicity, alkalophilicity and thermostability
US6057438A (en) * 1996-10-11 2000-05-02 Eastman Chemical Company Process for the co-production of dissolving-grade pulp and xylan
CA2410917C (en) 2000-05-31 2012-11-27 Wing L. Sung Modified xylanases exhibiting increased thermophilicity and alkalophilicity
US7510860B1 (en) 2001-11-21 2009-03-31 National Research Council Of Canada Xylanases with enhanced thermophilicity and alkalophilicity
KR20080045764A (ko) * 2002-06-14 2008-05-23 신젠타 파티서페이션즈 아게 자일라나제, 이를 암호화하는 핵산, 및 이의 제조 및 사용방법
MXPA06000067A (es) 2003-07-02 2007-01-25 Diversa Corp Glucanasas, acidos nucleicos que las codifican y metodos para hacerlas y usarlas.
CA2891101A1 (en) 2003-08-11 2005-03-10 Basf Enzymes Llc Laccases, nucleic acids encoding them and methods for making and using them
JP5345781B2 (ja) 2004-09-10 2013-11-20 ノボザイムス ノース アメリカ，インコーポレイティド バイオフィルムの防止、除去、低減又は破壊方法
PL1989302T3 (pl) 2006-02-14 2019-03-29 Bp Corp North America Inc Ksylanazy, kodujące je kwasy nukleinowe i sposoby ich wytwarzania i stosowania
WO2007115391A1 (en) 2006-04-12 2007-10-18 National Research Council Of Cananda Modification of xylanases to increase thermophilicity, thermostability and alkalophilicity
CN106222185B (zh) 2006-08-04 2021-12-03 维莱尼姆公司 葡聚糖酶、编码它们的核酸及制备和使用它们的方法
CN101952437B (zh) 2007-10-03 2014-04-09 维莱尼姆公司 木聚糖酶、编码它们的核酸以及其制备和应用方法
WO2009052101A1 (en) 2007-10-18 2009-04-23 Danisco Us, Inc. Enzyme blends for fermentation
EP2265720B1 (en) 2008-03-11 2017-06-21 Danisco US Inc. Use of glucoamylase and buttiauxella phytase during saccharification
US8524474B2 (en) * 2008-11-20 2013-09-03 E I Du Pont De Nemours And Company Process for producing a concentrated sugar solution by enzymatic saccharification of polysaccharide enriched biomass
CA2739704C (en) * 2008-11-20 2015-08-18 E.I. Du Pont De Nemours And Company Process for producing a sugar solution by combined chemical and enzymatic saccharification of polysaccharide enriched biomass
CN101418289B (zh) * 2008-11-28 2011-05-04 天津科技大学 里氏木霉液体深层发酵纤维素酶及其酶促打浆工艺
WO2012015452A1 (en) * 2009-11-11 2012-02-02 International Paper Company Effect of low dose xylanase on pulp in prebleach treatment process
BR112013001179A2 (pt) 2010-08-06 2016-05-31 Danisco Us Inc sacrificação e fermentação em ph neutro.
CA2807558A1 (en) 2010-08-06 2012-02-09 Danisco Us Inc. Production of isoprene under neutral ph conditions
BR112014002745A8 (pt) 2011-08-05 2017-06-20 Danisco Us Inc produção de isoprenoides sob condições de ph neutro
EP3192866A1 (en) 2016-01-15 2017-07-19 CIC nanoGUNE - Asociación Centro de Investigación Cooperativa en Nanociencias Endocellulases and uses thereof
JP2018204158A (ja) * 2017-06-09 2018-12-27 王子ホールディングス株式会社 リグノセルロース系原料からの溶解パルプの製造方法
EP3502126A1 (en) 2017-12-19 2019-06-26 CIC nanoGUNE - Asociación Centro de Investigación Cooperativa en Nanociencias Ancestral cellulases and uses thereof
EP3872172A1 (en) 2020-02-28 2021-09-01 CIC nanoGUNE - Asociación Centro de Investigación Cooperativa en Nanociencias Conductive cellulose composite materials and uses thereof
EP3872173A1 (en) 2020-02-28 2021-09-01 CIC nanoGUNE - Asociación Centro de Investigación Cooperativa en Nanociencias Method for producing crystalline nanocellulose
CN113265898B (zh) * 2021-06-11 2022-08-26 齐鲁工业大学 一种利用木聚糖酶与果胶酶进行小麦秸秆制浆的方法

Family Cites Families (7)

* 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.
FI81394C (fi) * 1988-07-22 1993-07-20 Genencor Int Europ Foerfarande foer behandling av massa med enzymer
JPH02160997A (ja) * 1988-12-13 1990-06-20 Jujo Paper Co Ltd ピッチトラブル防止法
ZA904441B (en) * 1989-06-22 1991-03-27 Int Paper Co Enzymatic delignification of lignocellulosic material
DK420289D0 (da) * 1989-08-25 1989-08-25 Novo Nordisk As Fremgangsmaade til behandling af lignocellulosepulp
SE465320B (sv) * 1990-01-10 1991-08-26 Korsnaes Ab Preparat som uppvisar enzymatisk delignifieringsaktivitet, saett att framstaella detsamma och tillaempningar daerav
GB9018426D0 (en) * 1990-08-22 1990-10-03 Sandoz Ltd Improvements in or relating to novel compounds

Also Published As

Publication number Publication date
GB9018426D0 (en) 1990-10-03
DE69104675D1 (de) 1994-11-24
FI913930A0 (fi) 1991-08-20
DK0473545T3 (da) 1995-01-23
ES2063482T3 (es) 1995-01-01
FI913930A7 (fi) 1992-02-23
JPH04281089A (ja) 1992-10-06
US5486468A (en) 1996-01-23
NO913251D0 (no) 1991-08-20
EP0473545A3 (en) 1992-04-22
FI913930L (fi) 1992-02-23
ZA916657B (en) 1993-04-28
EP0473545B1 (en) 1994-10-19
DE69104675T2 (de) 1995-04-06
ATE113094T1 (de) 1994-11-15
CA2049540A1 (en) 1992-02-23
US5407827A (en) 1995-04-18
EP0473545A2 (en) 1992-03-04
AU8257891A (en) 1992-02-27
AU649703B2 (en) 1994-06-02

Similar Documents

Publication Publication Date Title
NO913251L (no) Fremgangsmaate for behandling av masse av ved.
SE9604111D0 (sv) Förfarande och anordning för framställning av kemisk cellulosamassa
KR100285164B1 (en) Microfibrillated cellulose and method for preparing same from primary wall plant pulp, particularly sugar beet pulp
FI971508A7 (fi) Menetelmä heksenuronihapporyhmien poistamiseksi selluloosamassasta läm pökäsittelyllä
NO163910C (no) Fremgangsmaate ved regulering av oxygenblekningsprosess for cellulose.
NO945098L (no) Polymerisasjon av lignin ved alkalisk pH
ATE130059T1 (de) Enzymatische behandlung von lignocellulosischem zellstoff.
NO953712L (no) Forbedret ozon/persyre-prosess for delignifisering av et lignocelluloseholdig materiale
SE8003407L (sv) Forfarande vid syrgasblekning av cellulosamassa
NO922727D0 (no) Preparat som utoever enzymatisk delignifikasjonsaktivitet,fremgangsmaate ved fremstilling derav samt anvendelse derav
PT731826E (pt) Tratamento de pigmentos inorganicos com compostos de carboximetilcelulose
ATE254687T1 (de) Sauerstoffdelignifizierung von lignocelluloschischem zellstoff in zwei stufen
NO178201C (no) Ligninnedbrytende enzymatisk preparat for behandling av masse av ved, og fremgangsmåte for bleking av masse
GB2200928B (en) Process for digesting plant and wood fibers with delignification thereof , or for delignification of secondary fibers from chemical or mechan ical pulps
SE9203218L (sv) Förfarande för framställning av väteperoxid
NO924003L (no) Fremgangsmaate for fremstilling av lignolytiske enzymer ved hjelp av phanerochaete chrysosporium
CA2094819A1 (en) Pulping process
ES2002755A6 (es) Un procedimiento de alto rendimiento para producir pasta papelera de material lignocelulosico en forma de astillas
IT1258844B (it) Procedimento per la delignificazione di cellulosa grezza
NO923145L (no) Bleking av lignocellulosemateriale med dioksiraner
NO941279L (no) Fremgangsmåte for enzymatisk behandling av lignocellulosematerialer, spesielt cellulosemasser
SE8702808D0 (sv) Massakokning med hogt utbyte
NO950937L (no) Bleking av syntetiske fibre
SE8008874L (sv) Forfarande vid blekning av cellulosamassa
NO173516C (no) Fremgangsmaate for bleking av celluloseholdig masse ved behandling med en kultur av Aureobasidium pullulans, eller et enzymatisk system inneholdende minst en hemicellulose av A. pullulans