[go: up one dir, main page]

NO923145D0 - Bleaching of LIGNOCELLULOS MATERIAL WITH DIOXYRANES - Google Patents

Bleaching of LIGNOCELLULOS MATERIAL WITH DIOXYRANES

Info

Publication number
NO923145D0
NO923145D0 NO1992923145A NO923145A NO923145D0 NO 923145 D0 NO923145 D0 NO 923145D0 NO 1992923145 A NO1992923145 A NO 1992923145A NO 923145 A NO923145 A NO 923145A NO 923145 D0 NO923145 D0 NO 923145D0
Authority
NO
Norway
Prior art keywords
dioxyranes
lignocellulos
bleaching
lignocellulos material
Prior art date
Application number
NO1992923145A
Other languages
Norwegian (no)
Other versions
NO923145L (en
Inventor
Chung-Li Lee
Original Assignee
Pulp Paper Res Inst
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 Pulp Paper Res Inst filed Critical Pulp Paper Res Inst
Publication of NO923145D0 publication Critical patent/NO923145D0/en
Publication of NO923145L publication Critical patent/NO923145L/en

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
    • 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
    • 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)
  • Compounds Of Unknown Constitution (AREA)
  • Detergent Compositions (AREA)
NO92923145A 1990-02-16 1992-08-12 Bleaching of LIGNOCELLULOS MATERIAL WITH DIOXYRANES NO923145L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CA1990/000052 WO1991012369A1 (en) 1990-02-16 1990-02-16 Bleaching of lignocellulosic material with dioxiranes

Publications (2)

Publication Number Publication Date
NO923145D0 true NO923145D0 (en) 1992-08-12
NO923145L NO923145L (en) 1992-08-12

Family

ID=4172838

Family Applications (1)

Application Number Title Priority Date Filing Date
NO92923145A NO923145L (en) 1990-02-16 1992-08-12 Bleaching of LIGNOCELLULOS MATERIAL WITH DIOXYRANES

Country Status (8)

Country Link
EP (1) EP0515362B1 (en)
JP (1) JPH0718113B2 (en)
AU (1) AU641640B2 (en)
BR (1) BR9007993A (en)
DE (1) DE69008870T2 (en)
FI (1) FI102195B1 (en)
NO (1) NO923145L (en)
WO (1) WO1991012369A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69202149T2 (en) * 1991-02-12 1995-11-09 Pulp Paper Res Inst Bleaching lignocellulosic materials with activated oxygen.
IT1251180B (en) * 1991-08-28 1995-05-04 Ausimont Spa PROCESS FOR LIGNIN DEGRADATION WITH DIOSSIRANS
US6706143B1 (en) 1996-03-19 2004-03-16 International Paper Company Minimizing chlorinated organics in pulp bleaching processes
JP2002302888A (en) * 2001-04-05 2002-10-18 Oji Paper Co Ltd Manufacturing method of bleached pulp

Also Published As

Publication number Publication date
FI102195B (en) 1998-10-30
AU5168690A (en) 1991-09-03
AU641640B2 (en) 1993-09-30
FI923644A0 (en) 1992-08-14
EP0515362B1 (en) 1994-05-11
FI102195B1 (en) 1998-10-30
WO1991012369A1 (en) 1991-08-22
BR9007993A (en) 1992-10-13
JPH05504173A (en) 1993-07-01
DE69008870T2 (en) 1994-08-18
EP0515362A1 (en) 1992-12-02
JPH0718113B2 (en) 1995-03-01
NO923145L (en) 1992-08-12
DE69008870D1 (en) 1994-06-16
FI923644L (en) 1992-08-14

Similar Documents

Publication Publication Date Title
FI924669L (en) KOMPOSITIONER FOER BEKAEMPNING AV LOESS
FI930869A7 (en) LASTPLATTFORM FRAMSTAELLD AV CORRUGERAD MATERIAL
FI934466L (en) ABSORBERANDE STRUKTURER INNEHAOLLANDE EN SPECIFIK PARTIKELSTROLEXFOERDELNING AV SUPERABSORBERANDE HYDROGELBILDANDE MATERIAL
FI931068A7 (en) FOERFARANDE FOER KOPPLING AV NUKLEOSIDER MED EN SILOXANBRYGGA
FI931491L (en) Foerfarande Foer behandling av bommthaltiga vaevnader med cellulas
FI923749A7 (en) FOERFARANDE FOER FRAMSTAELLNING AV LIVSMEDEL MED LAOG FETTHALT
FI932960A0 (en) Control of fructors mogning and vaexters foeraoldring
FI932635A7 (en) Foerpackning bestaoende av miljoevaenligt material och innehaollande sammanpressade flexibla artiklar
NO914666L (en) REMOVAL OF TRIALCYLARSIN
FI931219L (en) SKAERENHET FOER BORTSKAERNING AV MATERIAL I BANDFORM
FI930170L (en) FOERFARANDE FOER BELAEGGNING AV VAERMEKAENSLIGA MATERIAL MED PULVERFAERG
FI935817L (en) MATERIAL FOER INFODRING AV MARKFOERLAGDA ROERLEDNINGAR
FI932475L (en) Slamma innehaollande oorganiskt material
FI925224L (en) INCLUSIONFOERENINGAR AV NIMESULID MED CYKLODEXTRINER
FI930627A7 (en) MODULERING AV CELLADHESION MED OLIGONUCLEOTIDER
FI934271L (en) Treatment of lignocellulosic material
FI925083A7 (en) FOERFARANDE FOER BELAEGGNING AV TRANSPLANTATYTOR MED DAEGGDJURCELLER
FI924670L (en) KOMPOSITIONER FOER BEKAEMPNING AV LOESS
FI934075A7 (en) ANORDNING FOER UTMATNING AV PARTIKELFORMIGT MATERIAL
FI930278A0 (en) FOERPACKNINGSPAOSE AV FLEXIBELT MATERIAL
FI920999L (en) FOERFARANDE OCH ANORDNING FOER KAPSLING AV AOTMINSTONE TVAO KAERNOR MED LIKARTAT MATERIAL
MX9102079A (en) PLEMEZCLA OF SEMDURAMICINA
FI933412A0 (en) FOERFARANDE FOER AOTERVINNING AV ORGANISKT MATERIAL I EXTRAKTIONSPROCESSER
NO923145D0 (en) Bleaching of LIGNOCELLULOS MATERIAL WITH DIOXYRANES
FI921962A7 (en) FOERFARANDE FOER BLEKNING AV CELLULOSAHALTIGA MATERIAL