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NO990259D0 - Process for bleaching pulp comprising finishing steps with salt of peroxymonosulfuric acid - Google Patents

Process for bleaching pulp comprising finishing steps with salt of peroxymonosulfuric acid

Info

Publication number
NO990259D0
NO990259D0 NO990259A NO990259A NO990259D0 NO 990259 D0 NO990259 D0 NO 990259D0 NO 990259 A NO990259 A NO 990259A NO 990259 A NO990259 A NO 990259A NO 990259 D0 NO990259 D0 NO 990259D0
Authority
NO
Norway
Prior art keywords
salt
finishing steps
peroxymonosulfuric acid
bleaching pulp
bleaching
Prior art date
Application number
NO990259A
Other languages
Norwegian (no)
Other versions
NO990259L (en
Inventor
Rajan P Sundara
Gerhard Arnold
John Dr Kronis
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of NO990259D0 publication Critical patent/NO990259D0/en
Publication of NO990259L publication Critical patent/NO990259L/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
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • D21C9/166—Bleaching ; Apparatus therefor with per compounds with peracids

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
NO990259A 1998-01-22 1999-01-21 Process for bleaching of pulp comprising final treatment steps with salt of peroxymonosulfuric acid NO990259L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1062498A 1998-01-22 1998-01-22

Publications (2)

Publication Number Publication Date
NO990259D0 true NO990259D0 (en) 1999-01-21
NO990259L NO990259L (en) 1999-07-23

Family

ID=21746597

Family Applications (1)

Application Number Title Priority Date Filing Date
NO990259A NO990259L (en) 1998-01-22 1999-01-21 Process for bleaching of pulp comprising final treatment steps with salt of peroxymonosulfuric acid

Country Status (4)

Country Link
EP (1) EP0931874A1 (en)
BR (1) BR9901808A (en)
CA (1) CA2258443A1 (en)
NO (1) NO990259L (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI117392B (en) * 1999-03-02 2006-09-29 Kemira Oyj Multistage bleaching process for bleaching chemical cellulose pulp
CN110629576B (en) * 2019-08-27 2022-04-12 齐鲁工业大学 Method for preparing dissolving pulp by completely chlorine-free bleaching of poplar sulfate pulp

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4404061A (en) * 1981-08-17 1983-09-13 International Paper Company Bleaching of lignocellulosic materials with monopersulfuric acid or its salts
US5091054A (en) * 1989-08-18 1992-02-25 Degussa Corporation Process for bleaching and delignification of lignocellulosic
BE1004974A3 (en) * 1991-06-06 1993-03-09 Interox Internat Sa Method for laundering and pasta delignification paper chemicals and application this method of laundering and the delignification of kraft pulp and pulp asam.
US5411635A (en) * 1993-03-22 1995-05-02 The Research Foundation Of State University Of New York Ozone/peroxymonosulfate process for delignifying a lignocellulosic material
US5656130A (en) * 1995-04-28 1997-08-12 Union Camp Holding, Inc. Ambient temperature pulp bleaching with peroxyacid salts

Also Published As

Publication number Publication date
BR9901808A (en) 1999-12-07
CA2258443A1 (en) 1999-07-22
EP0931874A1 (en) 1999-07-28
NO990259L (en) 1999-07-23

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