JPS525302A - Process for lignin separation and bleaching of lignocellulose pulp - Google Patents

Process for lignin separation and bleaching of lignocellulose pulp

Info

Publication number
JPS525302A
JPS525302A JP51062188A JP6218876A JPS525302A JP S525302 A JPS525302 A JP S525302A JP 51062188 A JP51062188 A JP 51062188A JP 6218876 A JP6218876 A JP 6218876A JP S525302 A JPS525302 A JP S525302A
Authority
JP
Japan
Prior art keywords
bleaching
lignin separation
lignocellulose pulp
lignocellulose
pulp
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
JP51062188A
Other languages
Japanese (ja)
Inventor
Bii Fuiritsupusu Richiyaado
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 JPS525302A publication Critical patent/JPS525302A/en
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
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1036—Use 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)
JP51062188A 1975-06-30 1976-05-28 Process for lignin separation and bleaching of lignocellulose pulp Pending JPS525302A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US59157275A 1975-06-30 1975-06-30

Publications (1)

Publication Number Publication Date
JPS525302A true JPS525302A (en) 1977-01-17

Family

ID=24366990

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51062188A Pending JPS525302A (en) 1975-06-30 1976-05-28 Process for lignin separation and bleaching of lignocellulose pulp

Country Status (9)

Country Link
JP (1) JPS525302A (en)
AU (1) AU504749B2 (en)
BR (1) BR7602753A (en)
CA (1) CA1043514A (en)
FI (1) FI761496A (en)
FR (1) FR2316376A1 (en)
NO (1) NO761777L (en)
SE (1) SE7601935L (en)
ZA (1) ZA762002B (en)

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 (en) * 1974-03-14 1975-11-03 Mo PROCEDURE FOR DELIGNIFICATION BY ACID-ALKALI TREATMENT OF LIGNOCELLUOSA-CONTAINING MATERIAL
JPS5039161B2 (en) * 1974-12-23 1975-12-15

Also Published As

Publication number Publication date
FI761496A (en) 1976-12-31
CA1043514A (en) 1978-12-05
NO761777L (en) 1977-01-03
BR7602753A (en) 1977-05-10
AU504749B2 (en) 1979-10-25
FR2316376A1 (en) 1977-01-28
ZA762002B (en) 1977-04-27
SE7601935L (en) 1976-12-31
AU1261776A (en) 1977-10-06

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