EP1253237A3 - Process and apparatus for the preparation of additives, especially for papermaking - Google Patents

Process and apparatus for the preparation of additives, especially for papermaking Download PDF

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Publication number
EP1253237A3
EP1253237A3 EP02002735A EP02002735A EP1253237A3 EP 1253237 A3 EP1253237 A3 EP 1253237A3 EP 02002735 A EP02002735 A EP 02002735A EP 02002735 A EP02002735 A EP 02002735A EP 1253237 A3 EP1253237 A3 EP 1253237A3
Authority
EP
European Patent Office
Prior art keywords
papermaking
preparation
additives
soaked
cleaned
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.)
Withdrawn
Application number
EP02002735A
Other languages
German (de)
French (fr)
Other versions
EP1253237A2 (en
Inventor
Klaus Dölle
Oliver Heise
Werner Witek
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.)
Voith Patent GmbH
Original Assignee
Voith Paper Patent GmbH
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 Voith Paper Patent GmbH filed Critical Voith Paper Patent GmbH
Publication of EP1253237A2 publication Critical patent/EP1253237A2/en
Publication of EP1253237A3 publication Critical patent/EP1253237A3/en
Withdrawn legal-status Critical Current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
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • D21C9/004—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives inorganic compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
    • D21H17/675—Oxides, hydroxides or carbonates
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/70—Inorganic compounds forming new compounds in situ, e.g. within the pulp or paper, by chemical reaction with other substances added separately

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)

Abstract

Bei einem Verfahren zur Aufbereitung von insbesondere der Papierherstellung dienendem Stoff wird der Stoff gereinigt, der gereinigte Stoff in einer Einweichschnecke eingeweicht und der eingeweichte Stoff einem Stoffauflöser zugeführt. Es ist auch eine entsprechende Vorrichtung angegeben.

Figure 00000001
In the case of a method for the preparation of material which is used in particular for papermaking, the material is cleaned, the cleaned material is soaked in a soaking screw and the soaked material is fed to a pulper. A corresponding device is also specified.
Figure 00000001
EP02002735A 2001-04-27 2002-02-07 Process and apparatus for the preparation of additives, especially for papermaking Withdrawn EP1253237A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2001120636 DE10120636A1 (en) 2001-04-27 2001-04-27 Method and device for the preparation of material used in particular for papermaking
DE10120636 2001-04-27

Publications (2)

Publication Number Publication Date
EP1253237A2 EP1253237A2 (en) 2002-10-30
EP1253237A3 true EP1253237A3 (en) 2003-01-22

Family

ID=7682917

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02002735A Withdrawn EP1253237A3 (en) 2001-04-27 2002-02-07 Process and apparatus for the preparation of additives, especially for papermaking

Country Status (2)

Country Link
EP (1) EP1253237A3 (en)
DE (1) DE10120636A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007051665A1 (en) * 2007-10-30 2009-05-07 Voith Patent Gmbh Process for the formation of calcium carbonate in a pulp suspension
SE541532C2 (en) * 2018-03-12 2019-10-29 Valmet Oy Arrangement and method for transporting pulp from one process stage to a subsequent process stage

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0486904A1 (en) * 1990-11-23 1992-05-27 J.M. Voith GmbH Method and installation for waste paper processing
US5223090A (en) * 1991-03-06 1993-06-29 The United States Of America As Represented By The Secretary Of Agriculture Method for fiber loading a chemical compound
FR2741638A1 (en) * 1995-11-29 1997-05-30 Clextral CONTINUOUS PROCESS AND INSTALLATION FOR PREPARATION OF A CELLULOSE PASTE
WO1999004092A1 (en) * 1997-07-18 1999-01-28 Boise Cascade Corporation Paper products comprising filler materials
DE19821473A1 (en) * 1998-05-13 1999-11-25 Concordia Ind Holding Ag Recycling soiled sanitary materials
US6165317A (en) * 1995-06-12 2000-12-26 Andritz Sprout-Bauer, Inc. Control of refined pulp quality by adjusting high temperature pre-heat residence time
EP1096062A1 (en) * 1999-10-29 2001-05-02 Voith Paper Patent GmbH Process to improve the homogenity and bleaching degree of paper pulp

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8203580A (en) * 1982-09-15 1984-04-02 Dollard Karton Bv METHOD AND APPARATUS FOR PREPARING PAPER OR CARDBOARD
DE3708873C2 (en) * 1987-03-18 1996-04-04 Baehre & Greten Method and device for producing a free-flowing mixture of fibrous and / or chip-shaped wood material and gypsum, especially for the production of boards
AT395180B (en) * 1989-08-16 1992-10-12 Andritz Ag Maschf METHOD FOR CRUSHING MATERIALS AND SYSTEM FOR IMPLEMENTING IT
US5679220A (en) * 1995-01-19 1997-10-21 International Paper Company Process for enhanced deposition and retention of particulate filler on papermaking fibers
FI100729B (en) * 1995-06-29 1998-02-13 Metsae Serla Oy Filler used in papermaking and method of making the filler
DE19844532A1 (en) * 1998-09-29 2000-03-30 Albert M Huber Appts to raise the moisture content of baled fiber materials has a lance inserted into the bale connected to a high pressure feed and fitted with outlet openings along the lance shaft
US6355138B1 (en) * 2000-02-24 2002-03-12 Voith Sulzer Paper Technology North America, Inc. Method of chemically loading fibers in a fiber suspension
DE10033805A1 (en) * 2000-05-26 2001-11-29 Voith Paper Patent Gmbh Process for treating a fiber suspension and fluffer to carry out the process

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0486904A1 (en) * 1990-11-23 1992-05-27 J.M. Voith GmbH Method and installation for waste paper processing
US5223090A (en) * 1991-03-06 1993-06-29 The United States Of America As Represented By The Secretary Of Agriculture Method for fiber loading a chemical compound
US6165317A (en) * 1995-06-12 2000-12-26 Andritz Sprout-Bauer, Inc. Control of refined pulp quality by adjusting high temperature pre-heat residence time
FR2741638A1 (en) * 1995-11-29 1997-05-30 Clextral CONTINUOUS PROCESS AND INSTALLATION FOR PREPARATION OF A CELLULOSE PASTE
WO1999004092A1 (en) * 1997-07-18 1999-01-28 Boise Cascade Corporation Paper products comprising filler materials
DE19821473A1 (en) * 1998-05-13 1999-11-25 Concordia Ind Holding Ag Recycling soiled sanitary materials
EP1096062A1 (en) * 1999-10-29 2001-05-02 Voith Paper Patent GmbH Process to improve the homogenity and bleaching degree of paper pulp

Also Published As

Publication number Publication date
EP1253237A2 (en) 2002-10-30
DE10120636A1 (en) 2002-10-31

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