AU554072B2 - Bleaching cellulose pulps with peroxides - Google Patents

Bleaching cellulose pulps with peroxides

Info

Publication number
AU554072B2
AU554072B2 AU18379/83A AU1837983A AU554072B2 AU 554072 B2 AU554072 B2 AU 554072B2 AU 18379/83 A AU18379/83 A AU 18379/83A AU 1837983 A AU1837983 A AU 1837983A AU 554072 B2 AU554072 B2 AU 554072B2
Authority
AU
Australia
Prior art keywords
peroxides
cellulose pulps
bleaching cellulose
bleaching
pulps
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.)
Ceased
Application number
AU18379/83A
Other versions
AU1837983A (en
Inventor
Tjell-Ake Hagglund
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.)
SCA Development AB
Original Assignee
SCA Development AB
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 SCA Development AB filed Critical SCA Development AB
Publication of AU1837983A publication Critical patent/AU1837983A/en
Application granted granted Critical
Publication of AU554072B2 publication Critical patent/AU554072B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Conductive Materials (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
AU18379/83A 1982-09-14 1983-08-24 Bleaching cellulose pulps with peroxides Ceased AU554072B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8205241A SE451606B (en) 1982-09-14 1982-09-14 VIEW WHITENING OF HOG REPLACEMENT MASSES AVERAGE PEROXIDES
SE82052416 1982-09-14

Publications (2)

Publication Number Publication Date
AU1837983A AU1837983A (en) 1984-03-22
AU554072B2 true AU554072B2 (en) 1986-08-07

Family

ID=20347840

Family Applications (1)

Application Number Title Priority Date Filing Date
AU18379/83A Ceased AU554072B2 (en) 1982-09-14 1983-08-24 Bleaching cellulose pulps with peroxides

Country Status (9)

Country Link
JP (1) JPS5966589A (en)
AU (1) AU554072B2 (en)
DE (1) DE3333219C2 (en)
FI (1) FI74054B (en)
FR (1) FR2537177B1 (en)
IT (1) IT1170488B (en)
NL (1) NL8303159A (en)
NO (1) NO833282L (en)
SE (1) SE451606B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1249402A (en) * 1984-12-21 1989-01-31 Pulp And Paper Research Institute Of Canada Multistage brightening of high yield and ultra high- yield wood pulps
FR2582692B1 (en) * 1985-05-29 1987-12-11 Atochem TREATMENT OF CHEMICAL PAPER PULP WITH HYDROGEN PEROXIDE FOR BLEACHING
FR2593527B1 (en) * 1986-01-30 1988-03-25 Centre Tech Ind Papier PROCESS FOR BLEACHING MECHANICAL PASTA.
FR2622221A1 (en) * 1987-10-22 1989-04-28 Atochem PROCESS FOR BLEACHING PASTA
FR2661430B1 (en) * 1990-04-30 1992-07-17 Atochem HIGH-YIELD PAPER PULP HYDROGEN PEROXIDE BLEACHING PROCESS.
FR2661431B1 (en) * 1990-04-30 1992-07-17 Atochem HIGH-YIELD PAPER PULP HYDROGEN PEROXIDE BLEACHING PROCESS.

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2008603A (en) * 1931-09-17 1935-07-16 Thorne Carl Busch Apparatus for refining pulp and the like
DE1203592B (en) * 1962-02-23 1965-10-21 Rudolf Bott Dipl Ing Process for the bleaching of cellulosic fibers
GB1106842A (en) * 1965-01-25 1968-03-20 Electric Reduction Co Manufacture of cellulosic pulp
FR1524581A (en) * 1966-05-25 1968-05-10 Solvay Process for adjusting the whiteness of cellulose pulp treated with hydrogen peroxide or a similar product
DE2219504C2 (en) * 1972-04-21 1974-10-03 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Multi-stage bleaching of cellulose with significantly reduced use of chlorine
DE2219505C3 (en) * 1972-04-21 1974-10-17 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Chlorine-free multi-stage bleaching of cellulose
SE390178B (en) * 1974-09-04 1976-12-06 Sunds Ab WHEN BLACHING LIGNOCELLULOSE-CONTAINING MATERIAL WITH A COMBINATION OF GAS PHASE CHLORINATION AND A REPLACEMENT BLACHING SYSTEM CONTAINING CHLORIO DIOXIDE
SE415581B (en) * 1977-04-18 1980-10-13 Mo Och Domsjoe Ab PROCEDURE FOR PEROCID WHITING OF HOG REPLACEMENT MASS
SE420329C (en) * 1978-02-16 1984-07-10 Mo Och Domsjoe Ab PROCEDURE FOR THE PREPARATION OF GRINDING PAPER
JPS5545806A (en) * 1978-09-21 1980-03-31 Oji Paper Co Peroxide bleaching method of wood pulp
CA1151363A (en) * 1979-04-17 1983-08-09 Henri Lemoyne Process for the delignification of unbleached chemical pulp
JPS5721591A (en) * 1980-07-11 1982-02-04 Mitsubishi Gas Chemical Co Peroxide bleaching of wood pulp

Also Published As

Publication number Publication date
SE8205241D0 (en) 1982-09-14
IT8348965A0 (en) 1983-09-12
DE3333219C2 (en) 1986-10-23
SE8205241L (en) 1984-03-15
FI833246A0 (en) 1983-09-12
IT1170488B (en) 1987-06-03
FR2537177B1 (en) 1986-02-21
AU1837983A (en) 1984-03-22
FR2537177A1 (en) 1984-06-08
DE3333219A1 (en) 1984-03-15
FI74054B (en) 1987-08-31
JPS5966589A (en) 1984-04-16
NL8303159A (en) 1984-04-02
FI833246A (en) 1984-03-15
SE451606B (en) 1987-10-19
NO833282L (en) 1984-03-15

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