AU504749B2 - Oxygen bleaching with divalent manganese catalyst - Google Patents

Oxygen bleaching with divalent manganese catalyst

Info

Publication number
AU504749B2
AU504749B2 AU12617/76A AU1261776A AU504749B2 AU 504749 B2 AU504749 B2 AU 504749B2 AU 12617/76 A AU12617/76 A AU 12617/76A AU 1261776 A AU1261776 A AU 1261776A AU 504749 B2 AU504749 B2 AU 504749B2
Authority
AU
Australia
Prior art keywords
oxygen bleaching
divalent manganese
manganese catalyst
catalyst
divalent
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
AU12617/76A
Other languages
English (en)
Other versions
AU1261776A (en
Inventor
R. B Phillips
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.)
International Paper Co
Original Assignee
International Paper Co
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 International Paper Co filed Critical International Paper Co
Publication of AU1261776A publication Critical patent/AU1261776A/en
Application granted granted Critical
Publication of AU504749B2 publication Critical patent/AU504749B2/en
Expired legal-status Critical Current

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-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
    • D21C9/10Bleaching ; Apparatus therefor
    • D21C9/1026Other features in bleaching processes
    • D21C9/1036Use of compounds accelerating or improving the efficiency of the processes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
AU12617/76A 1975-06-30 1976-04-02 Oxygen bleaching with divalent manganese catalyst Expired AU504749B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US59157275A 1975-06-30 1975-06-30
USUS591,572- 1975-06-30

Publications (2)

Publication Number Publication Date
AU1261776A AU1261776A (en) 1977-10-06
AU504749B2 true AU504749B2 (en) 1979-10-25

Family

ID=24366990

Family Applications (1)

Application Number Title Priority Date Filing Date
AU12617/76A Expired AU504749B2 (en) 1975-06-30 1976-04-02 Oxygen bleaching with divalent manganese catalyst

Country Status (9)

Country Link
JP (1) JPS525302A (cs)
AU (1) AU504749B2 (cs)
BR (1) BR7602753A (cs)
CA (1) CA1043514A (cs)
FI (1) FI761496A7 (cs)
FR (1) FR2316376A1 (cs)
NO (1) NO761777L (cs)
SE (1) SE7601935L (cs)
ZA (1) ZA762002B (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998020199A1 (en) * 1996-11-06 1998-05-14 Macmillan Bloedel Limited Vanadyl catalyzed oxygen treatment of lignocellulosic materials

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE380298B (sv) * 1974-03-14 1975-11-03 Mo Forfarande for delignifiering genom syrgas-alkalibehandling av lignocelluosahaltigt material
JPS5039161B2 (cs) * 1974-12-23 1975-12-15

Also Published As

Publication number Publication date
ZA762002B (en) 1977-04-27
CA1043514A (en) 1978-12-05
FR2316376A1 (fr) 1977-01-28
SE7601935L (sv) 1976-12-31
FI761496A7 (cs) 1976-12-31
NO761777L (cs) 1977-01-03
BR7602753A (pt) 1977-05-10
AU1261776A (en) 1977-10-06
JPS525302A (en) 1977-01-17

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