ZA200610044B - Method for producing a chemical conversion pulp - Google Patents

Method for producing a chemical conversion pulp

Info

Publication number
ZA200610044B
ZA200610044B ZA200610044A ZA200610044A ZA200610044B ZA 200610044 B ZA200610044 B ZA 200610044B ZA 200610044 A ZA200610044 A ZA 200610044A ZA 200610044 A ZA200610044 A ZA 200610044A ZA 200610044 B ZA200610044 B ZA 200610044B
Authority
ZA
South Africa
Prior art keywords
producing
chemical conversion
conversion pulp
pulp
chemical
Prior art date
Application number
ZA200610044A
Inventor
Sixta Herbert
Original Assignee
Chemiefaser Lenzing Ag
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 Chemiefaser Lenzing Ag filed Critical Chemiefaser Lenzing Ag
Publication of ZA200610044B publication Critical patent/ZA200610044B/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
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
    • D21C9/004—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives inorganic compounds
    • 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for
    • 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
    • D21C3/06—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides sulfur dioxide; sulfurous acid; bisulfites sulfites
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
ZA200610044A 2004-06-02 2005-05-20 Method for producing a chemical conversion pulp ZA200610044B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT9532004A AT413548B (en) 2004-06-02 2004-06-02 METHOD FOR PRODUCING A CHEMICAL FIBER AND ITS USE

Publications (1)

Publication Number Publication Date
ZA200610044B true ZA200610044B (en) 2008-02-27

Family

ID=34842282

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200610044A ZA200610044B (en) 2004-06-02 2005-05-20 Method for producing a chemical conversion pulp

Country Status (6)

Country Link
EP (1) EP1753908B1 (en)
AT (1) AT413548B (en)
CA (1) CA2568594C (en)
NO (1) NO338462B1 (en)
WO (1) WO2005118950A1 (en)
ZA (1) ZA200610044B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT503611B1 (en) * 2006-05-10 2009-05-15 Chemiefaser Lenzing Ag METHOD FOR PRODUCING A PULP
AT503612A1 (en) * 2006-05-10 2007-11-15 Chemiefaser Lenzing Ag METHOD FOR PRODUCING A PULP
AT503610B1 (en) * 2006-05-10 2012-03-15 Chemiefaser Lenzing Ag METHOD FOR PRODUCING A PULP
JP2015518248A (en) 2012-04-26 2015-06-25 レンツィング アクチェンゲゼルシャフト Battery separator
FI129086B (en) * 2012-09-14 2021-06-30 Teknologian Tutkimuskeskus Vtt Oy Method of producing dissolving pulp
ES2667994T3 (en) * 2013-02-22 2018-05-16 Lenzing Aktiengesellschaft Battery separator
CN104611973A (en) * 2013-11-04 2015-05-13 新疆光大山河化工科技有限公司 Processing method of refined cotton black liquor
WO2017044030A1 (en) * 2015-09-07 2017-03-16 Domsjö Fabriker Ab Novel dissolving pulp
JP2017224611A (en) * 2017-07-06 2017-12-21 レンツィング アクチェンゲゼルシャフト Battery separator
SE1850733A1 (en) * 2018-06-15 2019-12-16 Valmet Oy Method and assembly for optimizing filtrate circulation in a kraft process
SE546238C2 (en) * 2022-06-27 2024-07-23 Valmet Oy Method for processing cellulose pulp obtained from a kraft process

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI49438C (en) * 1973-07-23 1980-12-23 Keskuslaboratorio FOERFARANDE FOER AVLAEGSNANDE AV HEMICELLULOSA UR HEMICELLULOSAHALTIGA ALKALILOESNINGAR I PROCESSCIRKULATION
US4270914A (en) * 1979-10-26 1981-06-02 Borregaard Industries Limited Process for controlling hemicellulose concentration during the mercerization of cellulose
US5589053A (en) * 1995-11-03 1996-12-31 Huron Tech Incorporated Electrolysis process for removal of caustic in hemicellulose caustic
DE19681150D2 (en) * 1995-12-23 1999-08-12 Krebs & Co Ag Process for cleaning a liquid contaminated with thread molecules

Also Published As

Publication number Publication date
EP1753908B1 (en) 2016-02-03
WO2005118950A1 (en) 2005-12-15
AT413548B (en) 2006-03-15
CA2568594A1 (en) 2005-12-15
CA2568594C (en) 2013-07-16
NO338462B1 (en) 2016-08-22
ATA9532004A (en) 2005-08-15
EP1753908A1 (en) 2007-02-21
NO20065354L (en) 2007-01-31

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