FR2316376A1 - Blanchiment par l'oxygene en presence d'un catalyseur - Google Patents

Blanchiment par l'oxygene en presence d'un catalyseur

Info

Publication number
FR2316376A1
FR2316376A1 FR7615276A FR7615276A FR2316376A1 FR 2316376 A1 FR2316376 A1 FR 2316376A1 FR 7615276 A FR7615276 A FR 7615276A FR 7615276 A FR7615276 A FR 7615276A FR 2316376 A1 FR2316376 A1 FR 2316376A1
Authority
FR
France
Prior art keywords
bleaching
catalyst
oxygen
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
FR7615276A
Other languages
English (en)
French (fr)
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 FR2316376A1 publication Critical patent/FR2316376A1/fr
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)
FR7615276A 1975-06-30 1976-05-20 Blanchiment par l'oxygene en presence d'un catalyseur Pending FR2316376A1 (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR2316376A1 true FR2316376A1 (fr) 1977-01-28

Family

ID=24366990

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7615276A Pending FR2316376A1 (fr) 1975-06-30 1976-05-20 Blanchiment par l'oxygene en presence d'un catalyseur

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)

Cited By (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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5094201A (cs) * 1974-12-23 1975-07-26
FR2264125A1 (cs) * 1974-03-14 1975-10-10 Mo Och Domsjoe Ab

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2264125A1 (cs) * 1974-03-14 1975-10-10 Mo Och Domsjoe Ab
JPS5094201A (cs) * 1974-12-23 1975-07-26

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
CA1976 *
NV872/75 *

Cited By (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

Also Published As

Publication number Publication date
ZA762002B (en) 1977-04-27
CA1043514A (en) 1978-12-05
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
AU504749B2 (en) 1979-10-25

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