ATE111987T1 - Verfahren zur enzymatischen entfärbung. - Google Patents

Verfahren zur enzymatischen entfärbung.

Info

Publication number
ATE111987T1
ATE111987T1 AT91907072T AT91907072T ATE111987T1 AT E111987 T1 ATE111987 T1 AT E111987T1 AT 91907072 T AT91907072 T AT 91907072T AT 91907072 T AT91907072 T AT 91907072T AT E111987 T1 ATE111987 T1 AT E111987T1
Authority
AT
Austria
Prior art keywords
pct
date oct
cellulase
better
pulping
Prior art date
Application number
AT91907072T
Other languages
English (en)
Inventor
Jean-Luc Alain Guy Baret
Marc Leclerc
Jean-Pierre Lamort
Original Assignee
Novo Nordisk As
Lamort E & M
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 Novo Nordisk As, Lamort E & M filed Critical Novo Nordisk As
Application granted granted Critical
Publication of ATE111987T1 publication Critical patent/ATE111987T1/de

Links

Classifications

    • 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)
    • C12N9/2405—Glucanases
    • C12N9/2434—Glucanases acting on beta-1,4-glucosidic bonds
    • C12N9/2437—Cellulases (3.2.1.4; 3.2.1.74; 3.2.1.91; 3.2.1.150)
    • 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)
    • C12Y302/01004—Cellulase (3.2.1.4), i.e. endo-1,4-beta-glucanase
    • 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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • D21C5/025—De-inking
    • D21C5/027—Chemicals therefor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Genetics & Genomics (AREA)
  • Biochemistry (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Microbiology (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • Biotechnology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Toxicology (AREA)
  • Paper (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
AT91907072T 1990-03-29 1991-03-21 Verfahren zur enzymatischen entfärbung. ATE111987T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK80290A DK80290D0 (de) 1990-03-29 1990-03-29

Publications (1)

Publication Number Publication Date
ATE111987T1 true ATE111987T1 (de) 1994-10-15

Family

ID=8097734

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91907072T ATE111987T1 (de) 1990-03-29 1991-03-21 Verfahren zur enzymatischen entfärbung.

Country Status (9)

Country Link
US (1) US5364501A (de)
EP (1) EP0521999B1 (de)
JP (1) JPH05505654A (de)
KR (1) KR100190952B1 (de)
AT (1) ATE111987T1 (de)
DE (1) DE69104195T2 (de)
DK (1) DK80290D0 (de)
ES (1) ES2065018T3 (de)
WO (1) WO1991014819A1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960016598B1 (ko) * 1989-05-16 1996-12-16 재단법인 한국화학연구소 고지의 생물학적 탈묵에 의한 재생방법
US5605881A (en) * 1993-09-03 1997-02-25 Minolta Co., Ltd. Cleaning liquid for recycling copy medium for electrophotography
DK131193D0 (de) * 1993-11-23 1993-11-23 Novo Nordisk As
DE69534513T2 (de) 1994-03-08 2006-07-27 Novozymes A/S Neuartige alkalische zellulasen
WO1995026398A1 (en) * 1994-03-28 1995-10-05 Novo Nordisk A/S A modified cellulase and an enzyme preparation comprising a modified cellulase
US5620565A (en) * 1994-06-29 1997-04-15 Kimberly-Clark Corporation Production of soft paper products from high and low coarseness fibers
US5582681A (en) * 1994-06-29 1996-12-10 Kimberly-Clark Corporation Production of soft paper products from old newspaper
US6426200B1 (en) 1994-09-15 2002-07-30 University Of Georgia Research Foundation, Inc. Methods for enzymatic deinking of waste paper
US5525193A (en) * 1994-10-26 1996-06-11 Novo Nordisk A/S Use of monocomponent cellulase for removing inks, coatings, and toners from printed paper
ZA9510691B (en) * 1994-12-15 1996-09-13 Rhone Poulenc Inc Deinking composition and process
CA2165251A1 (en) * 1994-12-15 1996-06-16 Jill Marie Jobbins Deinking composition and process
JP4064456B2 (ja) * 1994-12-22 2008-03-19 ノボザイムス アクティーゼルスカブ セルロース分解活性を有する酵素製剤
EP1683860B1 (de) 1995-03-17 2013-10-23 Novozymes A/S Neue Endoglukanasen
US6184019B1 (en) 1995-10-17 2001-02-06 Röhm Enzyme Finland OY Cellulases, the genes encoding them and uses thereof
US6723549B2 (en) 1995-10-17 2004-04-20 Ab Enzymes Oy Cellulases, the genes encoding them and uses thereof
US6022423A (en) * 1996-05-23 2000-02-08 Imagex Technologies, Inc. Method for deinking paper
DE19620952C2 (de) * 1996-05-24 2001-05-23 Bk Giulini Chem Gmbh & Co Ohg Verfahren zur Weißgradsteigerung im Deinkingprozeß
WO1998006892A1 (en) * 1996-08-16 1998-02-19 International Paper Company Enzymatic freeness enhancement
US6451063B1 (en) * 1996-09-25 2002-09-17 Genencor International, Inc. Cellulase for use in industrial processes
CN1056429C (zh) * 1997-02-20 2000-09-13 天津轻工业学院 利用生物法脱墨使废纸再生的工艺方法
US6200416B1 (en) 1997-06-10 2001-03-13 Praxair Technology, Inc. Recycled paper production process which incorporates carbon dioxide
DE19855326A1 (de) * 1998-12-01 2000-06-08 Cognis Deutschland Gmbh Verfahren zur Entfernung von Druckfarben aus bedrucktem Altpapier
WO2002022943A1 (en) * 2000-09-14 2002-03-21 Meiji Seika Kaisha, Ltd. Method of deinking waste paper by using cellulase without lowering paper strength and method of evaluating the same
US8037717B2 (en) * 2001-10-26 2011-10-18 Corning Incorporated Methods and apparatus for pulsed doping or drying a soot preform
WO2008088724A2 (en) 2007-01-18 2008-07-24 Danisco Us, Inc., Genencor Division Modified endoglucanase ii and methods of use
JP5588111B2 (ja) * 2009-02-18 2014-09-10 日本製紙株式会社 紙の製造方法
US20110108222A1 (en) * 2009-11-11 2011-05-12 International Paper Company Effect of low dose xylanase on pulp in prebleach treatment process
CN103147334B (zh) * 2012-12-26 2014-09-24 上海尚优生物科技有限公司 采用混合酶的废纸脱墨方法
EP3751050A1 (de) * 2019-06-13 2020-12-16 Wöllner GmbH Verwendung von probiotischen bakterien zur hemmung der peroxidzersetzung bei der entfärbung von recycliertem faserzellstoff

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2604198B1 (fr) * 1986-09-22 1989-07-07 Du Pin Cellulose Procede de traitement d'une pate papetiere par une solution enzymatique.
FR2629108A1 (fr) * 1988-03-22 1989-09-29 Du Pin Cellulose Procede de fabrication de papiers ou cartons a partir de fibres recyclees, traitees avec des enzymes

Also Published As

Publication number Publication date
JPH05505654A (ja) 1993-08-19
DE69104195T2 (de) 1995-01-19
US5364501A (en) 1994-11-15
DE69104195D1 (de) 1994-10-27
EP0521999B1 (de) 1994-09-21
WO1991014819A1 (en) 1991-10-03
KR937000729A (ko) 1993-03-15
KR100190952B1 (ko) 1999-06-15
ES2065018T3 (es) 1995-02-01
DK80290D0 (de) 1990-03-29
EP0521999A1 (de) 1993-01-13

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee