ATE144011T1 - Herstellung chemo-mechanischer und/oder chemo- thermo-mechanischer holzstoffe - Google Patents

Herstellung chemo-mechanischer und/oder chemo- thermo-mechanischer holzstoffe

Info

Publication number
ATE144011T1
ATE144011T1 AT94910362T AT94910362T ATE144011T1 AT E144011 T1 ATE144011 T1 AT E144011T1 AT 94910362 T AT94910362 T AT 94910362T AT 94910362 T AT94910362 T AT 94910362T AT E144011 T1 ATE144011 T1 AT E144011T1
Authority
AT
Austria
Prior art keywords
chemo
mechanical
raw materials
thermo
production
Prior art date
Application number
AT94910362T
Other languages
German (de)
English (en)
Inventor
Rudolf Patt
Jens Neumann
Original Assignee
Feldmuehle Ag Stora
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 Feldmuehle Ag Stora filed Critical Feldmuehle Ag Stora
Application granted granted Critical
Publication of ATE144011T1 publication Critical patent/ATE144011T1/de

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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/04—Pretreatment of the finely-divided materials before digesting with acid reacting compounds
    • 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
    • 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
    • D21C3/06—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides sulfur dioxide; sulfurous acid; bisulfites sulfites

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Paper (AREA)
  • Processing Of Solid Wastes (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Debarking, Splitting, And Disintegration Of Timber (AREA)
AT94910362T 1993-03-11 1994-03-03 Herstellung chemo-mechanischer und/oder chemo- thermo-mechanischer holzstoffe ATE144011T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4307660A DE4307660C1 (de) 1993-03-11 1993-03-11 Herstellung chemo-mechanischer und/oder chemo-thermo-mechanischer Holzstoffe

Publications (1)

Publication Number Publication Date
ATE144011T1 true ATE144011T1 (de) 1996-10-15

Family

ID=6482482

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94910362T ATE144011T1 (de) 1993-03-11 1994-03-03 Herstellung chemo-mechanischer und/oder chemo- thermo-mechanischer holzstoffe

Country Status (10)

Country Link
EP (1) EP0688373B1 (fi)
JP (1) JPH08507333A (fi)
AT (1) ATE144011T1 (fi)
CA (1) CA2157886A1 (fi)
DE (2) DE4307660C1 (fi)
DK (1) DK0688373T3 (fi)
ES (1) ES2095755T3 (fi)
FI (1) FI954231A (fi)
NO (1) NO953389L (fi)
WO (1) WO1994020670A1 (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009057208A1 (de) * 2009-11-27 2011-06-01 Technische Universität Dresden Verfahren zur Herstellung von lignozellulosen Papierfaserstoffen sowie daraus gewonnene Papiere, Kartone und Pappen

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1517169A1 (de) * 1963-05-21 1969-10-09 Defibrator Aktiebolaget Verfahren zur Herstellung chemischmechanischer Faserstoffe durch Erhitzung und Zerfaserung von mit Sulfitloesungen impraegnierten Holzhackstuecken in Dampfatmosphaere unter Druck und bei erhoehter Temperatur
DE2445523A1 (de) * 1974-09-24 1976-04-01 Waldhof Aschaffenburg Papier Verfahren zur herstellung von zellstoff
SE404044B (sv) * 1975-11-13 1978-09-18 Mo Och Domsjoe Ab Ljusabsorberande lignirik hogutbytescellulosamassa samt forfarande for framstellning av denna
US4211605A (en) * 1978-08-03 1980-07-08 Canadian International Paper Company High yield chemimechanical pulping processes
US4634499A (en) * 1983-05-02 1987-01-06 The Procter & Gamble Company Sulfite process for making pulp having a tactile softness from hardwood chips
DE3932347A1 (de) * 1989-09-28 1991-04-11 Feldmuehle Ag Herstellung chemo-mechanischer und/oder chemo-thermo-mechanischer holzstoffe
SE9002039D0 (sv) * 1990-06-07 1990-06-07 Svenska Traeforskningsinst Saett att framstaella massa

Also Published As

Publication number Publication date
EP0688373B1 (de) 1996-10-09
JPH08507333A (ja) 1996-08-06
DK0688373T3 (da) 1997-03-24
CA2157886A1 (en) 1994-09-15
WO1994020670A1 (de) 1994-09-15
ES2095755T3 (es) 1997-02-16
DE59400830D1 (de) 1996-11-14
NO953389D0 (no) 1995-08-29
EP0688373A1 (de) 1995-12-27
NO953389L (no) 1995-08-29
FI954231A0 (fi) 1995-09-08
DE4307660C1 (de) 1994-08-04
FI954231A (fi) 1995-09-08

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee