JPS54116404A - Process for bleaching wood pulp without generating public nuisance - Google Patents

Process for bleaching wood pulp without generating public nuisance

Info

Publication number
JPS54116404A
JPS54116404A JP884579A JP884579A JPS54116404A JP S54116404 A JPS54116404 A JP S54116404A JP 884579 A JP884579 A JP 884579A JP 884579 A JP884579 A JP 884579A JP S54116404 A JPS54116404 A JP S54116404A
Authority
JP
Japan
Prior art keywords
wood pulp
public nuisance
generating public
bleaching wood
bleaching
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.)
Pending
Application number
JP884579A
Other languages
English (en)
Inventor
Karure Jiyaaku
Doyuran Mishieru
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.)
GRP DANTERE ZEKONOMITSUKU DEI
Original Assignee
GRP DANTERE ZEKONOMITSUKU DEI
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 GRP DANTERE ZEKONOMITSUKU DEI filed Critical GRP DANTERE ZEKONOMITSUKU DEI
Publication of JPS54116404A publication Critical patent/JPS54116404A/ja
Pending 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
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • 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
    • D21C9/1057—Multistage, with compounds cited in more than one sub-group D21C9/10, D21C9/12, D21C9/16

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
JP884579A 1978-01-31 1979-01-30 Process for bleaching wood pulp without generating public nuisance Pending JPS54116404A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7802694A FR2416297A1 (fr) 1978-01-31 1978-01-31 Procede anti-polluant de blanchiment de pate a papier

Publications (1)

Publication Number Publication Date
JPS54116404A true JPS54116404A (en) 1979-09-10

Family

ID=9204036

Family Applications (1)

Application Number Title Priority Date Filing Date
JP884579A Pending JPS54116404A (en) 1978-01-31 1979-01-30 Process for bleaching wood pulp without generating public nuisance

Country Status (9)

Country Link
JP (1) JPS54116404A (ja)
BE (1) BE873765A (ja)
BR (1) BR7900561A (ja)
DE (1) DE2903014A1 (ja)
FI (1) FI790318A (ja)
FR (1) FR2416297A1 (ja)
OA (1) OA06169A (ja)
SE (1) SE7900793L (ja)
ZA (1) ZA79388B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0672385B2 (ja) * 1990-01-31 1994-09-14 エカ ノーベル アクチェボラーグ リグノセルロース材料の漂白方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5011572A (en) * 1989-05-19 1991-04-30 Fmc Corporation Two stage process for the oxygen delignification of lignocellulosic fibers with peroxide reinforcement in the first stage
CA2044100A1 (en) * 1991-06-07 1992-12-08 Janice Hamilton Biobleaching process

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2100496A (en) * 1936-02-18 1937-11-30 Mathieson Alkali Works Inc Bleaching of cellulosic materials
US2120678A (en) * 1936-03-30 1938-06-14 Hammermill Paper Co Bleaching and purifying process
US2494542A (en) * 1946-05-02 1950-01-17 Niagara Alkali Company Method of bleaching pulp
CA897361A (en) * 1969-12-19 1972-04-11 E. Mallett Samuel Oxygen bleaching process
DE2538673C2 (de) * 1975-08-30 1986-01-16 Degussa Ag, 6000 Frankfurt Bleichaufschluß von Zellstoff mit erheblich reduziertem Chloreinsatz

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0672385B2 (ja) * 1990-01-31 1994-09-14 エカ ノーベル アクチェボラーグ リグノセルロース材料の漂白方法

Also Published As

Publication number Publication date
FR2416297A1 (fr) 1979-08-31
BE873765A (fr) 1979-07-30
OA06169A (fr) 1981-06-30
DE2903014A1 (de) 1979-08-02
SE7900793L (sv) 1979-08-01
BR7900561A (pt) 1979-08-28
ZA79388B (en) 1980-02-27
FI790318A (fi) 1979-08-01
FR2416297B1 (ja) 1983-01-07

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