CA1269805A - Traitement a l'hypochlorite de pates papetieres chimiques - Google Patents

Traitement a l'hypochlorite de pates papetieres chimiques

Info

Publication number
CA1269805A
CA1269805A CA000465302A CA465302A CA1269805A CA 1269805 A CA1269805 A CA 1269805A CA 000465302 A CA000465302 A CA 000465302A CA 465302 A CA465302 A CA 465302A CA 1269805 A CA1269805 A CA 1269805A
Authority
CA
Canada
Prior art keywords
hypochlorite
treatment
hydrogen peroxide
dough
added
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.)
Expired - Lifetime
Application number
CA000465302A
Other languages
English (en)
French (fr)
Inventor
Dominique Lachenal
Christian De Choudens
Luis Soria-Mozzone
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.)
Arkema France SA
Original Assignee
Atochem SA
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 Atochem SA filed Critical Atochem SA
Application granted granted Critical
Publication of CA1269805A publication Critical patent/CA1269805A/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • D21C9/144—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Cosmetics (AREA)
CA000465302A 1983-10-13 1984-10-12 Traitement a l'hypochlorite de pates papetieres chimiques Expired - Lifetime CA1269805A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8316500A FR2553444B1 (fr) 1983-10-13 1983-10-13 Traitement a l'hypochlorite de pates papetieres chimiques
FR8316500 1983-10-13

Publications (1)

Publication Number Publication Date
CA1269805A true CA1269805A (fr) 1990-06-05

Family

ID=9293226

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000465302A Expired - Lifetime CA1269805A (fr) 1983-10-13 1984-10-12 Traitement a l'hypochlorite de pates papetieres chimiques

Country Status (9)

Country Link
EP (1) EP0140804B1 (de)
JP (1) JPS6099086A (de)
AT (1) ATE24745T1 (de)
AU (1) AU565124B2 (de)
CA (1) CA1269805A (de)
DE (2) DE3461941D1 (de)
ES (1) ES8603607A1 (de)
FI (1) FI75374C (de)
FR (1) FR2553444B1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100500990C (zh) * 2005-09-02 2009-06-17 华南理工大学 纸浆清洁漂白方法

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ229702A (en) * 1989-06-23 1993-03-26 Nz Forest Products Ltd Formerl Bleaching chemical pulp including an activation step followed by an alkaline extraction step with no intervening washing step
WO1998026128A1 (en) * 1996-12-11 1998-06-18 Akio Mita Method for storing and transporting cellulosic and process for manufacturing pulp
JP4968638B2 (ja) * 2005-11-15 2012-07-04 好高 青山 軸状部品の供給装置
JP4941726B2 (ja) * 2007-01-12 2012-05-30 沖縄県 変色木材の漂白方法
JP4943908B2 (ja) * 2007-03-26 2012-05-30 陽一 松本 葛根繊維の製造方法及び該製造方法により得られた葛根繊維
JP2008264866A (ja) * 2007-04-20 2008-11-06 Yoshitaka Aoyama 電気抵抗溶接における電極の動作制御装置と制御方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE736070C (de) * 1938-07-01 1943-06-07 Degussa Verfahren zum Behandeln von Zellstoff
US2527563A (en) * 1947-08-13 1950-10-31 Buffalo Electro Chem Co Method of bleaching semichemical pulps
US2661261A (en) * 1950-06-30 1953-12-01 Buffalo Electro Chem Co Method of superbleaching chemical pulp
US2865701A (en) * 1953-12-07 1958-12-23 Nat Distillers Chem Corp Process of bleaching kraft pulp with alkaline hypochlorite bleach acidifying the pulp containing residual chlorine and then bleaching with alkaline peroxide
US2920011A (en) * 1955-03-18 1960-01-05 Waldorf Paper Prod Co Elevated temperature and pressure two stage hypochlorite peroxide pulp bleaching process

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100500990C (zh) * 2005-09-02 2009-06-17 华南理工大学 纸浆清洁漂白方法

Also Published As

Publication number Publication date
AU565124B2 (en) 1987-09-03
DE140804T1 (de) 1985-12-05
FI75374C (fi) 1988-06-09
FI843975A0 (fi) 1984-10-10
JPS6214678B2 (de) 1987-04-03
EP0140804B1 (de) 1987-01-07
JPS6099086A (ja) 1985-06-01
FI843975L (fi) 1985-04-14
EP0140804A1 (de) 1985-05-08
ES536713A0 (es) 1985-12-16
AU3421184A (en) 1985-04-18
FR2553444B1 (fr) 1986-07-18
FI75374B (fi) 1988-02-29
FR2553444A1 (fr) 1985-04-19
DE3461941D1 (en) 1987-02-12
ES8603607A1 (es) 1985-12-16
ATE24745T1 (de) 1987-01-15

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Legal Events

Date Code Title Description
MKLA Lapsed