ES2086732T3 - A METHOD TO REDUCE THE PROBLEM OF THE BREA IN THE MECHANICAL PASTA. - Google Patents

A METHOD TO REDUCE THE PROBLEM OF THE BREA IN THE MECHANICAL PASTA.

Info

Publication number
ES2086732T3
ES2086732T3 ES92906287T ES92906287T ES2086732T3 ES 2086732 T3 ES2086732 T3 ES 2086732T3 ES 92906287 T ES92906287 T ES 92906287T ES 92906287 T ES92906287 T ES 92906287T ES 2086732 T3 ES2086732 T3 ES 2086732T3
Authority
ES
Spain
Prior art keywords
reduce
mechanical
pulp
brea
pasta
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES92906287T
Other languages
Spanish (es)
Inventor
Olli Jokinen
Christine Hagstrom-Nasi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Genencor International Europe Oy
Original Assignee
Genencor International Europe Oy
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 Genencor International Europe Oy filed Critical Genencor International Europe Oy
Application granted granted Critical
Publication of ES2086732T3 publication Critical patent/ES2086732T3/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • D21C9/08—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
    • 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)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Working-Up Tar And Pitch (AREA)

Abstract

LA INVENCION SE REFIERE A UN METODO PARA REDUCIR EL PROBLEMA DE FORMACION DE MEZCLAS DE GRASAS Y RESIDUOS EN LAS PULPAS MECANICAS Y/O EN LAS PULPAS PARA LA FABRICACION DE PAPEL QUE CONTIENEN PULPAS MECANICAS MEDIANTE EL TRATAMIENTO DE LA PULPA O DEL AGUA BLANCA CON UNA PREPARACION DE ENZIMAS DE CELULASA/SEMICELULASA.THE INVENTION REFERS TO A METHOD TO REDUCE THE PROBLEM OF FORMATION OF FAT AND WASTE MIXTURES IN MECHANICAL PULP AND / OR IN PULP FOR PAPER MANUFACTURE CONTAINING MULTIPLE PULP TREATMENT WITH PULP OR WATER PREPARATION OF CELLULASE / SEMICELLULASE ENZYMES.

ES92906287T 1991-03-22 1992-03-19 A METHOD TO REDUCE THE PROBLEM OF THE BREA IN THE MECHANICAL PASTA. Expired - Lifetime ES2086732T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI911410A FI93230C (en) 1991-03-22 1991-03-22 Process for reducing resin difficulties in mechanical pulp

Publications (1)

Publication Number Publication Date
ES2086732T3 true ES2086732T3 (en) 1996-07-01

Family

ID=8532172

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92906287T Expired - Lifetime ES2086732T3 (en) 1991-03-22 1992-03-19 A METHOD TO REDUCE THE PROBLEM OF THE BREA IN THE MECHANICAL PASTA.

Country Status (11)

Country Link
EP (1) EP0576470B1 (en)
JP (1) JP2588465B2 (en)
AT (1) ATE138130T1 (en)
AU (1) AU660966B2 (en)
CA (1) CA2105159A1 (en)
DE (1) DE69210811T2 (en)
DK (1) DK0576470T3 (en)
ES (1) ES2086732T3 (en)
FI (1) FI93230C (en)
NZ (1) NZ241976A (en)
WO (1) WO1992016687A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR9405934A (en) * 1993-12-24 1995-12-26 Gist Brocades Nv Alkali-tolerant xylanases
US5961735A (en) * 1995-06-21 1999-10-05 North Carolina State University Method of cleaning papermaking felts with enzymes
FI105833B (en) 1998-07-13 2000-10-13 Valtion Teknillinen A method for concentrating process water LK substances
US6579841B1 (en) 1998-12-18 2003-06-17 Genencor International, Inc. Variant EGIII-like cellulase compositions
US6268328B1 (en) 1998-12-18 2001-07-31 Genencor International, Inc. Variant EGIII-like cellulase compositions
US7977051B2 (en) 1999-04-10 2011-07-12 Danisco Us Inc. EGIII-like enzymes, DNA encoding such enzymes and methods for producing such enzymes
ES2282020B1 (en) * 2005-07-06 2008-10-01 Consejo Superior Investigaciones Cientificas ENZYME-MEDIATOR SYSTEM FOR THE CONTROL OF PITCH DEPOSITS IN THE MANUFACTURE OF PASTA AND PAPER.
JP6531604B2 (en) * 2015-10-06 2019-06-19 王子ホールディングス株式会社 Composition comprising wood fiber

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2604198B1 (en) * 1986-09-22 1989-07-07 Du Pin Cellulose PROCESS FOR TREATING A PAPER PULP WITH AN ENZYMATIC SOLUTION.
DE3636208A1 (en) * 1986-10-24 1988-05-05 Call Hans Peter METHOD FOR DELIGNIFYING AND WHICH BLEACHING LIGNICELLULOSE-CONTAINING OR LIGNINAL MATERIAL OR LIGNIN BY ENZYMATIC TREATMENT
JPH02160997A (en) * 1988-12-13 1990-06-20 Jujo Paper Co Ltd Method for preventing trouble by pitch
FI85041C (en) * 1989-01-16 1992-02-25 Enso Gutzeit Oy Method of bringing pulp onto a paper machine's wire
FI92414B (en) * 1989-11-27 1994-07-29 Enso Gutzeit Oy Method for making pulp

Also Published As

Publication number Publication date
FI911410L (en) 1992-10-05
JP2588465B2 (en) 1997-03-05
FI93230B (en) 1994-11-30
NZ241976A (en) 1994-02-25
JPH06506021A (en) 1994-07-07
CA2105159A1 (en) 1992-09-23
AU1410492A (en) 1992-10-21
AU660966B2 (en) 1995-07-13
EP0576470A1 (en) 1994-01-05
ATE138130T1 (en) 1996-06-15
DE69210811D1 (en) 1996-06-20
DK0576470T3 (en) 1996-06-03
WO1992016687A1 (en) 1992-10-01
EP0576470B1 (en) 1996-05-15
FI93230C (en) 1995-03-10
FI911410A0 (en) 1991-03-22
DE69210811T2 (en) 1996-11-28

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