ATA50195A - Bleichmittel zur bleiche von sekundärfaserstoffen für die papierherstellung - Google Patents

Bleichmittel zur bleiche von sekundärfaserstoffen für die papierherstellung

Info

Publication number
ATA50195A
ATA50195A AT50195A AT50195A ATA50195A AT A50195 A ATA50195 A AT A50195A AT 50195 A AT50195 A AT 50195A AT 50195 A AT50195 A AT 50195A AT A50195 A ATA50195 A AT A50195A
Authority
AT
Austria
Prior art keywords
bleaching
paper
manufacture
secondary fibers
agent
Prior art date
Application number
AT50195A
Other languages
English (en)
Other versions
AT407762B (de
Original Assignee
Brueggemann L Kg
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 Brueggemann L Kg filed Critical Brueggemann L Kg
Publication of ATA50195A publication Critical patent/ATA50195A/de
Application granted granted Critical
Publication of AT407762B publication Critical patent/AT407762B/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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • D21C5/022—Chemicals therefor
    • 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
    • D21C9/1084—Bleaching ; Apparatus therefor with reducing 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
    • D21C9/1084—Bleaching ; Apparatus therefor with reducing compounds
    • D21C9/1089—Bleaching ; Apparatus therefor with reducing compounds with dithionites
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Toxicology (AREA)
  • Paper (AREA)
AT0050195A 1994-03-22 1995-03-21 Bleichmittel zur bleiche von sekundärfaserstoffen für die papierherstellung AT407762B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4409849 1994-03-22

Publications (2)

Publication Number Publication Date
ATA50195A true ATA50195A (de) 2000-10-15
AT407762B AT407762B (de) 2001-06-25

Family

ID=6513507

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0050195A AT407762B (de) 1994-03-22 1995-03-21 Bleichmittel zur bleiche von sekundärfaserstoffen für die papierherstellung

Country Status (2)

Country Link
AT (1) AT407762B (de)
DE (1) DE19510278C2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19743759A1 (de) 1997-10-02 1999-04-08 Brueggemann L Kg Sulfinsäurederivate und deren Herstellung und Verwendung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1079135A (en) * 1965-03-05 1967-08-16 Hardman & Holden Ltd Improvements relating to bleaching of wood pulp
GB1404315A (en) * 1971-09-15 1975-08-28 Albright & Wilson Production of bleached high yield pulp
DE3309956C1 (de) * 1983-03-19 1984-07-12 Degussa Ag, 6000 Frankfurt Verfahren zum Bleichen von Papierrohstoffen
DE3406322A1 (de) * 1984-02-22 1985-08-22 Basf Ag, 6700 Ludwigshafen Stabilisierte, wasser enthaltende, alkalisch eingestellte natriumdithionitzubereitungen
DE3616816A1 (de) * 1986-05-17 1987-11-19 Degussa Verfahren zum entfaerben von in der masse gefaerbten papieren und selbstdurchschreibepapieren
US5458737A (en) * 1993-07-27 1995-10-17 Hoechst Celanese Corporation Quaternary compounds as brightness enhancers

Also Published As

Publication number Publication date
AT407762B (de) 2001-06-25
DE19510278A1 (de) 1995-09-28
DE19510278C2 (de) 1997-03-13

Similar Documents

Publication Publication Date Title
FI945926A0 (fi) Prosessi polyeteenin valmistamiseksi
DE69518784D1 (de) Verfahren zur Herstellung von sanftem Tissuepapier
DE69506294D1 (de) Fluoreszierende Indikatoren für die Schlammentwässerung
DE59600691D1 (de) Kalander für die zweiseitige Behandlung einer Papierbahn
DE69500256D1 (de) Schleuderform für die Herstellung von Zweikomponentenfasern
FI954677L (fi) Paperinvalmistusprosessi
BR9505245A (pt) Processo para produção de óxido de alquileno
FI954676L (fi) Paperinvalmistusprosessi
FI942969L (fi) Menetelmä kemiallisen massan delignifioimiseksi
DE69627414D1 (de) Zusammensetzung effektiv für die Entfernung von Asphalten
DE69502384D1 (de) Prozess zur herstellung von polyarylenetherketonen
DE59607248D1 (de) Kalander für die zweiseitige Papierbehandlung
DE69710004D1 (de) Anlage für die Herstellung von Wellpappe
DE69400997D1 (de) Zusammensetzung für die Herstellung von nassverfestigtem Papier
DE69519957D1 (de) Ausrichtvorrichtung für die Herstellung von Filtern für Zigaretten
DE69706903D1 (de) Verfahren für die Herstellung von Mercaptanen
FI942968A0 (fi) Menetelmä kemiallisen massan delignifioimiseksi
DE69522742D1 (de) Verfahren zur Herstellung von Kurzfasern
FI944348A7 (fi) Menetelmä kraft-massan valkaisemiseksi
FI942970L (fi) Menetelmä kemiallisen massan delignifioimiseksi
DE69502571D1 (de) Prozess für die Herstellung von fermentierbarem Material
DE69513135D1 (de) Ankopplung für dynamische Fokussierung
FI970821L (fi) Massan valkaisu
EP0974694A4 (de) Chelatbildende faser, verfahren zu deren herstellung und gebrauch
DE59600686D1 (de) Kalander für die Behandlung einer Papierbahn

Legal Events

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