BR9206860A - Enzymatic process and preparation for cellulose pulp treatment - Google Patents

Enzymatic process and preparation for cellulose pulp treatment

Info

Publication number
BR9206860A
BR9206860A BR9206860A BR9206860A BR9206860A BR 9206860 A BR9206860 A BR 9206860A BR 9206860 A BR9206860 A BR 9206860A BR 9206860 A BR9206860 A BR 9206860A BR 9206860 A BR9206860 A BR 9206860A
Authority
BR
Brazil
Prior art keywords
preparation
cellulose pulp
enzymatic process
pulp treatment
treatment
Prior art date
Application number
BR9206860A
Other languages
Portuguese (pt)
Inventor
Johanna Buchert
Matti Siika-Aho
Marjaana Ratto
Liisa Viikari
Michael Bailey
Original Assignee
Valtion Teknillinen
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 Valtion Teknillinen filed Critical Valtion Teknillinen
Publication of BR9206860A publication Critical patent/BR9206860A/en

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)
    • C12Y302/01139—Alpha-glucuronidase (3.2.1.139)
    • 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)
    • 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

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Genetics & Genomics (AREA)
  • Biochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Zoology (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Microbiology (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • Biotechnology (AREA)
  • Medicinal Chemistry (AREA)
  • Paper (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
BR9206860A 1991-12-05 1992-12-07 Enzymatic process and preparation for cellulose pulp treatment BR9206860A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI915755A FI89613C (en) 1991-12-05 1991-12-05 Process for enzymatic treatment of cellulose pulp
PCT/FI1992/000332 WO1993011296A1 (en) 1991-12-05 1992-12-07 Method and enzymatic preparation for treatment of cellulose pulps

Publications (1)

Publication Number Publication Date
BR9206860A true BR9206860A (en) 1995-11-28

Family

ID=8533624

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9206860A BR9206860A (en) 1991-12-05 1992-12-07 Enzymatic process and preparation for cellulose pulp treatment

Country Status (8)

Country Link
EP (1) EP0615564A1 (en)
JP (1) JPH07501587A (en)
AU (1) AU3088292A (en)
BR (1) BR9206860A (en)
CA (1) CA2125166A1 (en)
FI (1) FI89613C (en)
NO (1) NO942071L (en)
WO (1) WO1993011296A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI95607C (en) * 1994-06-03 1996-02-26 Valtion Teknillinen Process and enzyme preparations for treating cellulose pulp
FI102301B (en) * 1994-10-13 1998-11-13 Andritz Oy Method for treating cellulosic pulps
US6776876B1 (en) 1994-10-13 2004-08-17 Andritz Oy Method of treating cellulosic pulp to remove hexenuronic acid
WO1997027292A1 (en) * 1996-01-22 1997-07-31 Novo Nordisk A/S An enzyme with xylanase activity
EP0904386A2 (en) 1996-05-10 1999-03-31 Danisco A/S alpha-GLUCURONIDASES OF ASPERGILLUS, PRODUCTION THEREOF AND THEIR USES
JP4556344B2 (en) * 2001-05-11 2010-10-06 王子製紙株式会社 Novel hexene uronidase, gene encoding it, and use thereof
JP2006219767A (en) * 2005-02-08 2006-08-24 Univ Of Tsukuba Method for removing unsaturated uronic acid in chemical pulp for papermaking
BRPI0705744B1 (en) * 2007-11-19 2017-06-13 Fundação Universidade De Brasília COMPOSITION OF ENZYMES, USE OF COMPOSITION IN ENZYMATIC HYDROLYSIS OF LIGNOCELLULOSE MATERIAL, PROCESS OF PRODUCTION OF ENZYMES THAT DEGRADES OF THE FRACTION OF POLYMACARIDES OF PROCESS
CN116102382B (en) * 2023-02-01 2024-03-26 山东蓬勃生物科技有限公司 Fungus encapsulated fertilizer, preparation method and application

Also Published As

Publication number Publication date
JPH07501587A (en) 1995-02-16
CA2125166A1 (en) 1993-06-10
AU3088292A (en) 1993-06-28
NO942071D0 (en) 1994-06-03
NO942071L (en) 1994-07-26
FI89613B (en) 1993-07-15
EP0615564A1 (en) 1994-09-21
FI915755A0 (en) 1991-12-05
FI89613C (en) 1993-10-25
WO1993011296A1 (en) 1993-06-10

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Legal Events

Date Code Title Description
FA1 Application deemed withdrawn (art. 18(2))
B15K Others concerning applications: alteration of classification

Ipc: C12N 9/24 (2006.01), D21C 5/00 (2006.0