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FI990501L - A new enzymatic process to control pitch problems in papermaking - Google Patents

A new enzymatic process to control pitch problems in papermaking Download PDF

Info

Publication number
FI990501L
FI990501L FI990501A FI990501A FI990501L FI 990501 L FI990501 L FI 990501L FI 990501 A FI990501 A FI 990501A FI 990501 A FI990501 A FI 990501A FI 990501 L FI990501 L FI 990501L
Authority
FI
Finland
Prior art keywords
papermaking
enzymatic process
control pitch
new enzymatic
pitch problems
Prior art date
Application number
FI990501A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI990501A7 (en
FI990501A0 (en
Inventor
Johanna Buchert
Annika Mustranta
Hanna Vuorentaso
Peter Spetz
Rainer Ekman
Bjarne Holmbom
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
Priority to FI990501A priority Critical patent/FI990501L/en
Publication of FI990501A0 publication Critical patent/FI990501A0/en
Priority to PCT/FI2000/000180 priority patent/WO2000053843A1/en
Priority to AU32936/00A priority patent/AU3293600A/en
Publication of FI990501A7 publication Critical patent/FI990501A7/en
Publication of FI990501L publication Critical patent/FI990501L/en

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)
    • C12N9/16—Hydrolases (3) acting on ester bonds (3.1)
    • C12N9/18—Carboxylic ester hydrolases (3.1.1)
    • 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
    • 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
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Genetics & Genomics (AREA)
  • Biochemistry (AREA)
  • Organic Chemistry (AREA)
  • Zoology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Microbiology (AREA)
  • Biotechnology (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Paper (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
FI990501A 1999-03-08 1999-03-08 A new enzymatic process to control pitch problems in papermaking FI990501L (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI990501A FI990501L (en) 1999-03-08 1999-03-08 A new enzymatic process to control pitch problems in papermaking
PCT/FI2000/000180 WO2000053843A1 (en) 1999-03-08 2000-03-08 A process and an enzyme preparation with steryl esterase activity for controlling pitch during paper manufacture
AU32936/00A AU3293600A (en) 1999-03-08 2000-03-08 A process and an enzyme preparation with steryl esterase activity for controlling pitch during paper manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI990501A FI990501L (en) 1999-03-08 1999-03-08 A new enzymatic process to control pitch problems in papermaking

Publications (3)

Publication Number Publication Date
FI990501A0 FI990501A0 (en) 1999-03-08
FI990501A7 FI990501A7 (en) 2000-09-09
FI990501L true FI990501L (en) 2000-09-09

Family

ID=8554113

Family Applications (1)

Application Number Title Priority Date Filing Date
FI990501A FI990501L (en) 1999-03-08 1999-03-08 A new enzymatic process to control pitch problems in papermaking

Country Status (3)

Country Link
AU (1) AU3293600A (en)
FI (1) FI990501L (en)
WO (1) WO2000053843A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2179768B1 (en) * 2001-03-16 2004-04-16 Consejo Superior De Investigaciones Cientificas ESTERASA, PROCEDURE OF OBTAINING AND ITS USE FOR THE ENZYMATIC CONTROL OF BREA DEPOSITS (PITCH) FORMED DURING PAPER PASTE MANUFACTURING.
EP1448848A1 (en) * 2001-10-23 2004-08-25 Novozymes A/S Oxidizing enzymes in the manufacture of paper materials
WO2007095575A1 (en) * 2006-02-14 2007-08-23 Novozymes North America, Inc Chemical pulp treatment compositions and methods
CN102154867B (en) * 2010-12-29 2012-12-05 维达纸业(孝感)有限公司 Pretreatment method of household paper pulp
WO2012149192A1 (en) 2011-04-28 2012-11-01 Novozymes, Inc. Polypeptides having endoglucanase activity and polynucleotides encoding same
EP3722418A1 (en) * 2019-04-08 2020-10-14 AB Enzymes Oy Solution stable enzyme composition
CN115948929B (en) * 2022-09-15 2024-01-19 华南理工大学 A method and application of pectin lytic enzyme for treating regenerated pulp stickies

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK249990D0 (en) * 1990-10-17 1990-10-17 Novo Nordisk As PROCEDURE FOR ENZYMATIC PULP TREATMENT
DK39593D0 (en) * 1993-04-02 1993-04-02 Novo Nordisk As ENZYME

Also Published As

Publication number Publication date
FI990501A7 (en) 2000-09-09
AU3293600A (en) 2000-09-28
FI990501A0 (en) 1999-03-08
WO2000053843A1 (en) 2000-09-14

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