ATA9542004A - Verfahren zur herstellung von cellulosischen formkörpern - Google Patents

Verfahren zur herstellung von cellulosischen formkörpern

Info

Publication number
ATA9542004A
ATA9542004A AT9542004A AT9542004A ATA9542004A AT A9542004 A ATA9542004 A AT A9542004A AT 9542004 A AT9542004 A AT 9542004A AT 9542004 A AT9542004 A AT 9542004A AT A9542004 A ATA9542004 A AT A9542004A
Authority
AT
Austria
Prior art keywords
production
form bodies
cellulosic form
cellulosic
bodies
Prior art date
Application number
AT9542004A
Other languages
English (en)
Other versions
AT413820B (de
Original Assignee
Chemiefaser Lenzing Ag
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 Chemiefaser Lenzing Ag filed Critical Chemiefaser Lenzing Ag
Priority to AT9542004A priority Critical patent/AT413820B/de
Priority to PCT/AT2005/000170 priority patent/WO2005118923A1/de
Publication of ATA9542004A publication Critical patent/ATA9542004A/de
Application granted granted Critical
Publication of AT413820B publication Critical patent/AT413820B/de

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • 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
    • 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
    • D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
    • 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
    • D21C9/10—Bleaching ; Apparatus therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Paper (AREA)
AT9542004A 2004-06-02 2004-06-02 Verfahren zur herstellung von cellulosischen formkörpern AT413820B (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AT9542004A AT413820B (de) 2004-06-02 2004-06-02 Verfahren zur herstellung von cellulosischen formkörpern
PCT/AT2005/000170 WO2005118923A1 (de) 2004-06-02 2005-05-20 Verfahren zur herstellung von cellulosischen formkörpern

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT9542004A AT413820B (de) 2004-06-02 2004-06-02 Verfahren zur herstellung von cellulosischen formkörpern

Publications (2)

Publication Number Publication Date
ATA9542004A true ATA9542004A (de) 2005-10-15
AT413820B AT413820B (de) 2006-06-15

Family

ID=34967625

Family Applications (1)

Application Number Title Priority Date Filing Date
AT9542004A AT413820B (de) 2004-06-02 2004-06-02 Verfahren zur herstellung von cellulosischen formkörpern

Country Status (2)

Country Link
AT (1) AT413820B (de)
WO (1) WO2005118923A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT503610B1 (de) * 2006-05-10 2012-03-15 Chemiefaser Lenzing Ag Verfahren zur herstellung eines zellstoffes
AT503624B1 (de) * 2006-05-10 2008-08-15 Chemiefaser Lenzing Ag Verfahren zur herstellung von xylooligosacchariden
AR091998A1 (es) 2012-05-03 2015-03-18 Annikki Gmbh Procedimiento de preparacion de celulosa con baja concentracion de lignina
SE2250793A1 (en) * 2022-06-27 2023-12-28 Valmet Oy Method for processing cellulose pulp obtained from a kraft process

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT123873B (de) * 1929-03-13 1931-07-25 Ig Farbenindustrie Ag Verfahren zur Herstellung eines hochveredelten, pentosanfreien Holzzellstoffs.
GB427626A (en) * 1933-09-23 1935-04-23 Henry Dreyfus Improvements in or relating to the manufacture of cellulose
GB640543A (en) * 1948-01-14 1950-07-19 John Edward Jones Improvements in or relating to the production of cellulose
US4246221A (en) * 1979-03-02 1981-01-20 Akzona Incorporated Process for shaped cellulose article prepared from a solution containing cellulose dissolved in a tertiary amine N-oxide solvent

Also Published As

Publication number Publication date
AT413820B (de) 2006-06-15
WO2005118923A1 (de) 2005-12-15

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Legal Events

Date Code Title Description
MM01 Lapse because of not paying annual fees

Effective date: 20201015