NO864983D0 - Fremgangsmaate for bleking og delignifisering av produkter inneholdende kjemisk masse. - Google Patents

Fremgangsmaate for bleking og delignifisering av produkter inneholdende kjemisk masse.

Info

Publication number
NO864983D0
NO864983D0 NO864983A NO864983A NO864983D0 NO 864983 D0 NO864983 D0 NO 864983D0 NO 864983 A NO864983 A NO 864983A NO 864983 A NO864983 A NO 864983A NO 864983 D0 NO864983 D0 NO 864983D0
Authority
NO
Norway
Prior art keywords
wheating
delignification
procedure
products containing
containing chemical
Prior art date
Application number
NO864983A
Other languages
English (en)
Other versions
NO169023C (no
NO169023B (no
NO864983L (no
Inventor
Benedikt Hammer
Horst Michaud
Stefan Weis
Original Assignee
Sueddeutsche Kalkstickstoff
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 Sueddeutsche Kalkstickstoff filed Critical Sueddeutsche Kalkstickstoff
Publication of NO864983D0 publication Critical patent/NO864983D0/no
Publication of NO864983L publication Critical patent/NO864983L/no
Publication of NO169023B publication Critical patent/NO169023B/no
Publication of NO169023C publication Critical patent/NO169023C/no

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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1036—Use of compounds accelerating or improving the efficiency of the processes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Cereal-Derived Products (AREA)
  • Detergent Compositions (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
  • Prostheses (AREA)
  • Optical Transform (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • General Preparation And Processing Of Foods (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
NO864983A 1985-12-16 1986-12-10 Fremgangsmaate for bleking og delignifisering av celluloseholdige produkter NO169023C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853544398 DE3544398A1 (de) 1985-12-16 1985-12-16 Verfahren zur bleiche und delignifizierung von zellstoffhaltigen produkten

Publications (4)

Publication Number Publication Date
NO864983D0 true NO864983D0 (no) 1986-12-10
NO864983L NO864983L (no) 1987-06-17
NO169023B NO169023B (no) 1992-01-20
NO169023C NO169023C (no) 1992-04-29

Family

ID=6288532

Family Applications (1)

Application Number Title Priority Date Filing Date
NO864983A NO169023C (no) 1985-12-16 1986-12-10 Fremgangsmaate for bleking og delignifisering av celluloseholdige produkter

Country Status (9)

Country Link
US (1) US5034096A (no)
EP (1) EP0226114B1 (no)
JP (1) JPH0723593B2 (no)
AT (1) ATE54475T1 (no)
CA (1) CA1277457C (no)
DE (2) DE3544398A1 (no)
ES (1) ES2016084B3 (no)
FI (1) FI85390C (no)
NO (1) NO169023C (no)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4004364A1 (de) * 1990-02-13 1991-08-14 Sueddeutsche Kalkstickstoff Verfahren zur chlorfreien bleiche und delignifizierung von zellstoff
DE4031597A1 (de) * 1990-10-05 1992-04-09 Sueddeutsche Kalkstickstoff Verfahren zur chlorarmen bleiche und delignifizierung von zellstoff
US5242464A (en) * 1991-04-22 1993-09-07 Pyxis Corporation Method of bleaching wood
DE4114135A1 (de) * 1991-04-30 1992-11-05 Sueddeutsche Kalkstickstoff Verfahren zur chlorfreien bleiche und delignifizierung von alkalizellstoff
US6398908B1 (en) 1991-04-30 2002-06-04 Eka Nobel Ab Process for acid bleaching of lignocellulose-containing pulp with a magnesium compound
DE4114134A1 (de) * 1991-04-30 1992-11-05 Sueddeutsche Kalkstickstoff Verfahren zur chlorfreien bleiche und delignifizierung von alkalizellstoff
DE4128968A1 (de) * 1991-08-31 1993-03-04 Genkinger Hebe Foerdertech Verfahren und vorrichtung zum wechseln eines warenbaums in einer webmaschine
US5411635A (en) * 1993-03-22 1995-05-02 The Research Foundation Of State University Of New York Ozone/peroxymonosulfate process for delignifying a lignocellulosic material
CA2137450C (en) * 1993-04-06 2001-07-24 Jack Kogan Bleaching recycled pulp with ozone and hydrogen peroxide
US5620563A (en) * 1994-10-31 1997-04-15 Pulp Paper Res Inst Process for delignification and bleaching of chemical wood pulps with hydrogen peroxide and a dicyandiamide activator
US6302997B1 (en) * 1999-08-30 2001-10-16 North Carolina State University Process for producing a pulp suitable for papermaking from nonwood fibrous materials
US8268122B2 (en) * 2005-12-02 2012-09-18 Akzo Nobel N.V. Process of producing high-yield pulp
AU2006321020B2 (en) * 2005-12-02 2011-02-10 Akzo Nobel Chemicals International B.V. Process of producing high-yield pulp
US20100224336A1 (en) * 2005-12-14 2010-09-09 University Of Maine System Board Of Trustees Process of bleaching a wood pulp
US20070131364A1 (en) * 2005-12-14 2007-06-14 University Of Maine Process for treating a cellulose-lignin pulp
EP2861799B1 (en) 2012-06-13 2019-06-05 University of Maine System Board of Trustees Energy efficient process for preparing nanocellulose fibers

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE532222C (de) * 1929-08-30 1931-08-29 Noviston Akt Ges Verfahren zur Herstellung von Zellstoff durch alkalischen Aufschluss
US4025453A (en) * 1976-02-09 1977-05-24 Shell Oil Company Activated bleaching process and compositions therefor
US4158595A (en) * 1977-07-27 1979-06-19 Hercules Incorporated Preparation of hydrophilic styrene maleic anhydride copolymer fibers for use in papermaking
US4426466A (en) * 1982-06-09 1984-01-17 Minnesota Mining And Manufacturing Company Paper treatment compositions containing fluorochemical carboxylic acid and epoxidic cationic resin
FR2557605B1 (fr) * 1983-12-29 1987-12-11 Atochem Procede de blanchiment de pates papetieres par le peroxyde d'hydrogene
FR2560898B1 (fr) * 1984-03-06 1988-01-08 Air Liquide Procede de destructuration de matieres lignocellulosiques

Also Published As

Publication number Publication date
FI865100A0 (fi) 1986-12-15
ES2016084B3 (es) 1990-10-16
FI865100A (fi) 1987-06-17
ATE54475T1 (de) 1990-07-15
US5034096A (en) 1991-07-23
FI85390C (fi) 1992-04-10
NO169023C (no) 1992-04-29
JPH0723593B2 (ja) 1995-03-15
DE3672577D1 (de) 1990-08-16
FI85390B (fi) 1991-12-31
EP0226114A1 (de) 1987-06-24
NO169023B (no) 1992-01-20
JPS62191588A (ja) 1987-08-21
CA1277457C (en) 1990-12-11
EP0226114B1 (de) 1990-07-11
NO864983L (no) 1987-06-17
DE3544398A1 (de) 1987-06-19

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