JPH0156197B2 - - Google Patents

Info

Publication number
JPH0156197B2
JPH0156197B2 JP63082116A JP8211688A JPH0156197B2 JP H0156197 B2 JPH0156197 B2 JP H0156197B2 JP 63082116 A JP63082116 A JP 63082116A JP 8211688 A JP8211688 A JP 8211688A JP H0156197 B2 JPH0156197 B2 JP H0156197B2
Authority
JP
Japan
Prior art keywords
hydrogen peroxide
pulp
temperature
agent
carried out
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
Application number
JP63082116A
Other languages
English (en)
Japanese (ja)
Other versions
JPS63256786A (ja
Inventor
Doitsuku Misheru
Keruannaru Jatsuku
Shiruman Jannpieeru
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
Publication of JPS63256786A publication Critical patent/JPS63256786A/ja
Publication of JPH0156197B2 publication Critical patent/JPH0156197B2/ja
Granted 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
    • D21C9/1005—Pretreatment of the pulp, e.g. degassing the pulp

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Dental Preparations (AREA)
  • Seasonings (AREA)
  • Noodles (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Glass Compositions (AREA)
JP63082116A 1987-04-02 1988-04-02 パルプ漂白方法 Granted JPS63256786A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8704844 1987-04-02
FR8704844A FR2613388B1 (fr) 1987-04-02 1987-04-02 Procede de blanchiment de pates

Publications (2)

Publication Number Publication Date
JPS63256786A JPS63256786A (ja) 1988-10-24
JPH0156197B2 true JPH0156197B2 (enEXAMPLES) 1989-11-29

Family

ID=9349862

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63082116A Granted JPS63256786A (ja) 1987-04-02 1988-04-02 パルプ漂白方法

Country Status (11)

Country Link
EP (1) EP0285530B1 (enEXAMPLES)
JP (1) JPS63256786A (enEXAMPLES)
AT (1) ATE84581T1 (enEXAMPLES)
AU (1) AU606930B2 (enEXAMPLES)
CA (1) CA1310797C (enEXAMPLES)
DE (2) DE3877403T2 (enEXAMPLES)
ES (1) ES2004846T3 (enEXAMPLES)
FI (1) FI93749C (enEXAMPLES)
FR (1) FR2613388B1 (enEXAMPLES)
NO (1) NO173886C (enEXAMPLES)
NZ (1) NZ224144A (enEXAMPLES)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2647641B1 (fr) * 1989-06-05 1992-01-17 Atochem Procede de fabrication de pulpes vegetales blanchies
SE467006B (sv) 1989-06-06 1992-05-11 Eka Nobel Ab Blekning av kemisk massa med peroxid varvid massan foerst behandlas med en komplexbildare
ES2038097T5 (es) * 1989-06-06 2001-05-01 Eka Chemicals Ab Procedimiento para blanquear pastas papeleras que contienen lignocelulosa.
FR2659363B1 (fr) * 1990-03-07 1996-04-19 Atochem Procede de preparation de pates a haut rendement blanchies.
SE9001481L (sv) * 1990-04-23 1991-10-24 Eka Nobel Ab Reduktion av halogenorganiska foereningar i blekeriavlopp
SE466061B (sv) * 1990-04-23 1991-12-09 Eka Nobel Ab Blekning av kemisk massa genom behandling med foerst ett komplexbildande aemne och sedan ett peroxidinnehaallande aemne
FR2661431B1 (fr) * 1990-04-30 1992-07-17 Atochem Procede de blanchiment au peroxyde de l'hydrogene de pates a papier a haut rendement.
FR2661430B1 (fr) * 1990-04-30 1992-07-17 Atochem Procede de blanchiment au peroxyde d'hydrogene de pates a papier a haut rendement.
SE468355B (sv) * 1991-04-30 1992-12-21 Eka Nobel Ab Blekning av kemisk massa genom behandling med komplexbildare och ozon
ZA955290B (en) * 1994-07-11 1996-12-27 Ingersoll Rand Co Peroxide bleaching process for cellulosic and lignocellulosic material
WO2005042830A1 (en) * 2003-10-02 2005-05-12 Andritz Inc. Multi-stage ap mechanical pulping with refiner flow line treatment
US8298373B2 (en) 2008-02-07 2012-10-30 University Of New Brunswick Combined process of peroxide bleaching of wood pulps and addition of optical brightening agents

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL202075A (enEXAMPLES) * 1954-11-19 Fmc Corp
US3251731A (en) * 1963-02-11 1966-05-17 Andrew J Gard Bleaching of wood pulp with a sequestering agent and hydrogen peroxide
JPS5344563A (en) * 1976-10-05 1978-04-21 Ouchi Shinkou Kagaku Kougiyou Preparation of benzothiazolylsulfenamide
FI61215B (fi) * 1976-11-23 1982-02-26 Defibrator Ab Saett och anordning att kontinuerligt framstaella lignocellulosahaltiga fibermaterial

Also Published As

Publication number Publication date
ATE84581T1 (de) 1993-01-15
CA1310797C (fr) 1992-12-01
AU1406788A (en) 1988-10-06
DE285530T1 (de) 1989-03-30
ES2004846A4 (es) 1989-02-16
FR2613388B1 (fr) 1990-05-04
NO173886C (no) 1994-02-16
DE3877403D1 (de) 1993-02-25
FR2613388A1 (fr) 1988-10-07
FI881544L (fi) 1988-10-03
EP0285530A1 (fr) 1988-10-05
NO881404D0 (no) 1988-03-29
FI93749B (fi) 1995-02-15
FI93749C (fi) 1995-05-26
DE3877403T2 (de) 1993-05-19
EP0285530B1 (fr) 1993-01-13
JPS63256786A (ja) 1988-10-24
NO881404L (no) 1988-10-03
NZ224144A (en) 1989-07-27
NO173886B (no) 1993-11-08
ES2004846T3 (es) 1993-06-16
AU606930B2 (en) 1991-02-21
FI881544A0 (fi) 1988-03-31

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