ZA959569B - Process for gas phase delignifying cellulosic material using chloride dioxide - Google Patents

Process for gas phase delignifying cellulosic material using chloride dioxide

Info

Publication number
ZA959569B
ZA959569B ZA959569A ZA959569A ZA959569B ZA 959569 B ZA959569 B ZA 959569B ZA 959569 A ZA959569 A ZA 959569A ZA 959569 A ZA959569 A ZA 959569A ZA 959569 B ZA959569 B ZA 959569B
Authority
ZA
South Africa
Prior art keywords
gas phase
cellulosic material
chloride dioxide
delignifying
delignifying cellulosic
Prior art date
Application number
ZA959569A
Inventor
Sudhir K Mendiratta
David W Cawlfield
Original Assignee
Olin Corp
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 Olin Corp filed Critical Olin Corp
Publication of ZA959569B publication Critical patent/ZA959569B/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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
ZA959569A 1994-11-10 1995-11-10 Process for gas phase delignifying cellulosic material using chloride dioxide ZA959569B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US33689494A 1994-11-10 1994-11-10

Publications (1)

Publication Number Publication Date
ZA959569B true ZA959569B (en) 1996-05-28

Family

ID=23318149

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA959569A ZA959569B (en) 1994-11-10 1995-11-10 Process for gas phase delignifying cellulosic material using chloride dioxide

Country Status (3)

Country Link
AU (1) AU4006795A (en)
WO (1) WO1996015317A1 (en)
ZA (1) ZA959569B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2769327B1 (en) * 1997-10-03 1999-11-05 Atochem Elf Sa PROCESS FOR BLEACHING CHEMICAL PAPER PULP
JP2005507892A (en) 2001-09-19 2005-03-24 ファルマシア・コーポレーション Substituted pyrazolylbenzenesulfamide compounds for the treatment of inflammation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3630828A (en) * 1968-05-13 1971-12-28 Pulp Paper Res Inst Bleaching of a low-density, substantially uncompacted, porous fluffed cellulosic pulp
US4128454A (en) * 1977-12-07 1978-12-05 Ingersoll-Rand Co. System and method for gas phase pulp bleaching

Also Published As

Publication number Publication date
WO1996015317A1 (en) 1996-05-23
AU4006795A (en) 1996-06-06

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