FI20115711A0 - Menetelmä hemiselluloosien poistamiseksi sellusta - Google Patents

Menetelmä hemiselluloosien poistamiseksi sellusta

Info

Publication number
FI20115711A0
FI20115711A0 FI20115711A FI20115711A FI20115711A0 FI 20115711 A0 FI20115711 A0 FI 20115711A0 FI 20115711 A FI20115711 A FI 20115711A FI 20115711 A FI20115711 A FI 20115711A FI 20115711 A0 FI20115711 A0 FI 20115711A0
Authority
FI
Finland
Prior art keywords
pulp
alkali
solution
alkali solution
allowed
Prior art date
Application number
FI20115711A
Other languages
English (en)
Swedish (sv)
Other versions
FI20115711L (fi
Original Assignee
Metsae Botnia Ab Oy
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 Metsae Botnia Ab Oy filed Critical Metsae Botnia Ab Oy
Priority to FI20115711A priority Critical patent/FI20115711L/fi
Publication of FI20115711A0 publication Critical patent/FI20115711A0/fi
Priority to UY0001034183A priority patent/UY34183A/es
Priority to PCT/FI2012/050697 priority patent/WO2013004909A1/en
Publication of FI20115711L publication Critical patent/FI20115711L/fi

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
    • 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
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
    • D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
    • D21H11/20—Chemically or biochemically modified fibres
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Biochemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Paper (AREA)
  • Noodles (AREA)
FI20115711A 2011-07-01 2011-07-01 Menetelmä hemiselluloosien poistamiseksi sellusta FI20115711L (fi)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI20115711A FI20115711L (fi) 2011-07-01 2011-07-01 Menetelmä hemiselluloosien poistamiseksi sellusta
UY0001034183A UY34183A (es) 2011-07-01 2012-07-02 Método para extraer hemicelulosas de la pasta
PCT/FI2012/050697 WO2013004909A1 (en) 2011-07-01 2012-07-02 Method of removing hemicelluloses from pulp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20115711A FI20115711L (fi) 2011-07-01 2011-07-01 Menetelmä hemiselluloosien poistamiseksi sellusta

Publications (2)

Publication Number Publication Date
FI20115711A0 true FI20115711A0 (fi) 2011-07-01
FI20115711L FI20115711L (fi) 2013-01-02

Family

ID=44318385

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20115711A FI20115711L (fi) 2011-07-01 2011-07-01 Menetelmä hemiselluloosien poistamiseksi sellusta

Country Status (3)

Country Link
FI (1) FI20115711L (fi)
UY (1) UY34183A (fi)
WO (1) WO2013004909A1 (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150184338A1 (en) 2013-12-31 2015-07-02 Weyerhaeuser Nr Company Treated kraft pulp compositions and methods of making the same
CN105544310B (zh) * 2015-12-03 2017-05-17 浙江方维装饰材料有限公司 一种改性竹浆纤维壁纸的制备方法
SE541675C2 (en) 2016-10-19 2019-11-26 Re Newcell Ab Recycling of cellulosic textiles
US11414789B2 (en) 2016-12-06 2022-08-16 Re:Newcell Ab Cellulose fibers
SE540778C2 (en) * 2016-12-23 2018-11-06 Soedra Skogsaegarna Ekonomisk Foerening A method of manufacturing dissolving pulp using coniferous wood material
CN115075033B (zh) * 2022-05-31 2023-10-24 中国制浆造纸研究院有限公司 一种预水解硫酸盐浆制备浆粕的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3988198A (en) * 1973-05-31 1976-10-26 International Telephone And Telegraph Corporation Method for treating hemi caustic effluents
WO1995000698A1 (en) * 1993-06-25 1995-01-05 Kamyr, Inc. Hemicellulose recovery during kraft pulping
US6896810B2 (en) * 2002-08-02 2005-05-24 Rayonier Products And Financial Services Company Process for producing alkaline treated cellulosic fibers
US7101996B2 (en) * 2003-09-23 2006-09-05 Corn Products International, Inc. Process for preparing purified fractions of hemicellulose and cellulose-hemicellulose complexes from alkali treated fiber and products made by the process
US7812153B2 (en) * 2004-03-11 2010-10-12 Rayonier Products And Financial Services Company Process for manufacturing high purity xylose
FI122975B (fi) * 2005-12-05 2012-09-28 Upm Kymmene Corp Menetelmä paperin ja kartongin valmistamiseksi
AT503610B1 (de) * 2006-05-10 2012-03-15 Chemiefaser Lenzing Ag Verfahren zur herstellung eines zellstoffes

Also Published As

Publication number Publication date
FI20115711L (fi) 2013-01-02
UY34183A (es) 2013-01-31
WO2013004909A1 (en) 2013-01-10

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Legal Events

Date Code Title Description
PC Transfer of assignment of patent

Owner name: METSAE FIBRE OY

FD Application lapsed