ES8708031A1 - Un metodo para fabricar pasta papelera quimico-mecanica a partir de material lignocelulosico, por ejemplo astillas - Google Patents

Un metodo para fabricar pasta papelera quimico-mecanica a partir de material lignocelulosico, por ejemplo astillas

Info

Publication number
ES8708031A1
ES8708031A1 ES552920A ES552920A ES8708031A1 ES 8708031 A1 ES8708031 A1 ES 8708031A1 ES 552920 A ES552920 A ES 552920A ES 552920 A ES552920 A ES 552920A ES 8708031 A1 ES8708031 A1 ES 8708031A1
Authority
ES
Spain
Prior art keywords
stage
peroxide
impregnated
semichemical
impregnation process
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
Application number
ES552920A
Other languages
English (en)
Other versions
ES552920A0 (es
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.)
Nouryon Pulp and Performance Chemicals AB
Original Assignee
Eka AB
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 Eka AB filed Critical Eka AB
Publication of ES8708031A1 publication Critical patent/ES8708031A1/es
Publication of ES552920A0 publication Critical patent/ES552920A0/es
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/14—Disintegrating in mills
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • D21B1/021—Pretreatment of the raw materials by chemical or physical means by chemical means
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/14—Disintegrating in mills
    • D21B1/16—Disintegrating in mills in the presence of chemical agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Paper (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Pens And Brushes (AREA)
  • Auxiliary Devices For And Details Of Packaging Control (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Slide Fasteners, Snap Fasteners, And Hook Fasteners (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Materials For Medical Uses (AREA)

Abstract

MODIFICACIONES EN EL METODO DE FABRICACION DE PASTA PAPELERA A PARTIR DE MATERIAL LIGNOCELULOSICO. CONSISTENTES EN QUE: EL MATERIAL SE IMPREGNA POR INMERSION EN UNA SOLUCION DE ALCALI Y PEROXIDO, EN UNA RELACION MASICA MAYOR QUE 2,5:1, DURANTE 10 MINUTOS, A UNA TEMPERATURA DE 15-60JC; TRAS PASAR UNA ETAPA INTERMEDIA DE DRENAJE Y REACCION, EL MATERIAL SE PRECALIENTA A UNA TEMPERATURA DE UNOS 80JC; LA RELACION DE CARGA DE PRODUCTOS QUIMICOS SE EQUILIBRA DE MANERA QUE, DESPUES DEL PRECALENTAMIENTO Y ANTES DEL REFINO, EL PH DEL MATERIAL ESTE COMPRENDIDO ENTRE 8 Y 10.
ES552920A 1985-03-13 1986-03-12 Un metodo para fabricar pasta papelera quimico-mecanica a partir de material lignocelulosico, por ejemplo astillas Expired ES8708031A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8501246A SE8501246L (sv) 1985-03-13 1985-03-13 Sett att tillverka blekt, kemimekanisk och halvkemisk fibermassa med anvendning av enstegsimpregnering

Publications (2)

Publication Number Publication Date
ES8708031A1 true ES8708031A1 (es) 1987-09-16
ES552920A0 ES552920A0 (es) 1987-09-16

Family

ID=20359483

Family Applications (1)

Application Number Title Priority Date Filing Date
ES552920A Expired ES8708031A1 (es) 1985-03-13 1986-03-12 Un metodo para fabricar pasta papelera quimico-mecanica a partir de material lignocelulosico, por ejemplo astillas

Country Status (13)

Country Link
US (1) US4756799A (es)
EP (1) EP0194981B1 (es)
JP (1) JPS61275490A (es)
AT (1) ATE53081T1 (es)
BR (1) BR8601078A (es)
CA (1) CA1272563A (es)
DE (1) DE3671488D1 (es)
ES (1) ES8708031A1 (es)
FI (1) FI84634C (es)
NO (1) NO166803C (es)
NZ (1) NZ215473A (es)
PT (1) PT82192B (es)
SE (1) SE8501246L (es)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE458690B (sv) * 1986-11-06 1989-04-24 Sunds Defibrator Saett att framstaella mekanisk massa fraan lignocellulosahaltigt material i styckeform med en laengd i fiberriktningen av minst 200 mm
SE462287B (sv) * 1987-11-04 1990-05-28 Celleco Ab Foerfarande och anlaeggning foer framstaellning av hoegutbytesmassor ur lignocellulosamateial
GB2215350B (en) * 1988-03-16 1992-05-20 Thiokol Morton Inc Process for bleaching mechanical wood pulp
ES2122907B1 (es) * 1996-08-22 1999-07-01 Valverde Alonso Angel Procedimiento ecologico de obtencion de celulosa.
US6302997B1 (en) 1999-08-30 2001-10-16 North Carolina State University Process for producing a pulp suitable for papermaking from nonwood fibrous materials
WO2003008703A1 (en) * 2001-07-19 2003-01-30 Andritz Inc. Four stage alkaline peroxide mechanical pulping
US20040200586A1 (en) * 2002-07-19 2004-10-14 Martin Herkel Four stage alkaline peroxide mechanical pulping
DE10234833A1 (de) * 2002-07-31 2004-02-12 Stora Enso Publication Paper Gmbh & Co. Kg Verfahren zum Aufschluss von Altholz
US8262850B2 (en) * 2003-09-23 2012-09-11 International Paper Company Chemical activation and refining of southern pine kraft fibers
CA2533535C (en) * 2003-10-02 2012-01-03 Andritz Inc. Multi-stage ap mechanical pulping with refiner blow line treatment
US7297225B2 (en) * 2004-06-22 2007-11-20 Georgia-Pacific Consumer Products Lp Process for high temperature peroxide bleaching of pulp with cool discharge
NZ562593A (en) 2005-05-02 2011-05-27 Int Paper Co Ligno cellulosic materials and the products made therefrom, using an oxidizing agent with a transition metal catalyst
FI126694B (fi) * 2005-12-02 2017-04-13 Metsä Board Oyj Kemimekaaninen massa ja menetelmä sen valmistamiseksi
US7967948B2 (en) * 2006-06-02 2011-06-28 International Paper Company Process for non-chlorine oxidative bleaching of mechanical pulp in the presence of optical brightening agents
US8262851B2 (en) 2006-08-10 2012-09-11 Andritz Inc. Processes and systems for the pulping of lignocellulosic materials
DE102007036382A1 (de) * 2007-07-31 2009-02-05 Voith Patent Gmbh Lignocellulosischer Faserstoff aus Einjahrespflanzen
WO2010138941A2 (en) 2009-05-28 2010-12-02 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
US9512563B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Surface treated modified cellulose from chemical kraft fiber and methods of making and using same
US9511167B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
US9512237B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Method for inhibiting the growth of microbes with a modified cellulose fiber
CN104703718B (zh) * 2012-09-27 2018-04-03 安德里兹有限公司 木质纤维素纤维束材料的化学处理及与其相关的方法和系统
RU2671653C2 (ru) 2013-03-14 2018-11-06 ДжиПи СЕЛЛЬЮЛОУС ГМБХ Способ изготовления высокофункционального маловязкого крафтволокна с использованием последовательности кислотного отбеливания и волокно, изготовленное с помощью этого процесса
MX357604B (es) 2013-03-15 2018-07-16 Gp Cellulose Gmbh Una fibra kraft de baja viscosidad que tiene un contenido de carboxilo mejorado, y metodos para fabricar y usar la misma.
US10865519B2 (en) 2016-11-16 2020-12-15 Gp Cellulose Gmbh Modified cellulose from chemical fiber and methods of making and using the same
US11332886B2 (en) 2017-03-21 2022-05-17 International Paper Company Odor control pulp composition

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE303088B (es) * 1963-05-31 1968-08-12 Defibrator Ab
US4187141A (en) * 1975-02-24 1980-02-05 Alf Societe Anonyme Method of producing bleached mechanical pulp
SE7502060L (sv) * 1975-02-24 1976-08-25 Alf Sa Sett vid framstellning av mekanisk pappersmassa
SE415581B (sv) * 1977-04-18 1980-10-13 Mo Och Domsjoe Ab Forfarande for perocidblekning av hogutbytesmassa
SE416481B (sv) * 1977-05-02 1981-01-05 Mo Och Domsjoe Ab Fofarande och anordning for behandling av vedflis for avlegsnande av tungmetaller och harts
SE8002027L (sv) * 1980-03-14 1981-09-15 Sunds Defibrator Sett att i samband med tillverkningen av termomekaniska massa forbettra dennas absorptionsegenskaper
SE445051B (sv) * 1980-04-10 1986-05-26 Sca Development Ab Sett vid tillverkning av mekanisk, i huvudsak hartsfri cellulosamassa
AU545847B2 (en) * 1981-02-11 1985-08-01 Mead Corporation, The Production of chemimechanical pump
JPS604313B2 (ja) * 1981-12-03 1985-02-02 日立造船株式会社 非木材繊維原料のパルプ化方法
CA1240456A (en) * 1983-10-20 1988-08-16 Kamyr, Inc. Mechanical pulping
US4486267A (en) * 1983-11-14 1984-12-04 Mead Corporation Chemithermomechanical pulping process employing separate alkali and sulfite treatments

Also Published As

Publication number Publication date
FI860986A0 (fi) 1986-03-10
BR8601078A (pt) 1986-11-25
EP0194981A2 (en) 1986-09-17
FI84634B (fi) 1991-09-13
PT82192B (pt) 1988-02-17
SE8501246L (sv) 1986-09-14
US4756799A (en) 1988-07-12
NO166803C (no) 1991-09-04
NZ215473A (en) 1989-06-28
EP0194981A3 (en) 1987-04-22
ATE53081T1 (de) 1990-06-15
AU595185B2 (en) 1990-03-29
DE3671488D1 (de) 1990-06-28
FI84634C (fi) 1991-12-27
NO166803B (no) 1991-05-27
SE8501246D0 (sv) 1985-03-13
CA1272563A (en) 1990-08-14
FI860986A (fi) 1986-09-14
EP0194981B1 (en) 1990-05-23
JPS61275490A (ja) 1986-12-05
ES552920A0 (es) 1987-09-16
NO860942L (no) 1986-09-15
PT82192A (en) 1986-04-01
AU5469086A (en) 1986-09-18

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Publication Publication Date Title
ES8708031A1 (es) Un metodo para fabricar pasta papelera quimico-mecanica a partir de material lignocelulosico, por ejemplo astillas
DE69109696D1 (de) Herstellungsverfahren für chemiemechanische pulpe.
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EP0415149A3 (en) Process for bleaching and delignification of lignocellulosic materials
ES2139218T3 (es) Pasta de celulosa quimiomecanica voluminosa con bajo indice de escurrido y con bajo contenido en agramiza y en materias de grano fino.
FI891559A (fi) Foerfarande foer framstaellning av lignocellulosamaterialfibrer innehaollande produkter.
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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970519