CA1032707A - Method for the removal of hemicellulose from hemicellulose-containing caustic liquors in process circulation - Google Patents

Method for the removal of hemicellulose from hemicellulose-containing caustic liquors in process circulation

Info

Publication number
CA1032707A
CA1032707A CA205,019A CA205019A CA1032707A CA 1032707 A CA1032707 A CA 1032707A CA 205019 A CA205019 A CA 205019A CA 1032707 A CA1032707 A CA 1032707A
Authority
CA
Canada
Prior art keywords
hemicellulose
removal
process circulation
containing caustic
caustic liquors
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.)
Expired
Application number
CA205,019A
Other languages
English (en)
French (fr)
Other versions
CA205019S (en
Inventor
Hannes Sihtola
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.)
OSAKEYHTIO KESKUSLABORATORIO-CENTRALLABORATORIUM AB
Original Assignee
OSAKEYHTIO KESKUSLABORATORIO-CENTRALLABORATORIUM AB
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 OSAKEYHTIO KESKUSLABORATORIO-CENTRALLABORATORIUM AB filed Critical OSAKEYHTIO KESKUSLABORATORIO-CENTRALLABORATORIUM AB
Application granted granted Critical
Publication of CA1032707A publication Critical patent/CA1032707A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
    • C08B37/0057—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Xylans, i.e. xylosaccharide, e.g. arabinoxylan, arabinofuronan, pentosans; (beta-1,3)(beta-1,4)-D-Xylans, e.g. rhodymenans; Hemicellulose; Derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Paper (AREA)
CA205,019A 1973-07-23 1974-07-18 Method for the removal of hemicellulose from hemicellulose-containing caustic liquors in process circulation Expired CA1032707A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI2313/73A FI49438C (fi) 1973-07-23 1973-07-23 Foerfarande foer avlaegsnande av hemicellulosa ur hemicellulosahaltiga alkaliloesningar i processcirkulation

Publications (1)

Publication Number Publication Date
CA1032707A true CA1032707A (en) 1978-06-13

Family

ID=8506932

Family Applications (1)

Application Number Title Priority Date Filing Date
CA205,019A Expired CA1032707A (en) 1973-07-23 1974-07-18 Method for the removal of hemicellulose from hemicellulose-containing caustic liquors in process circulation

Country Status (16)

Country Link
US (1) US3935022A (xx)
JP (1) JPS5082164A (xx)
BR (1) BR7406081D0 (xx)
CA (1) CA1032707A (xx)
CH (1) CH601552A5 (xx)
DD (1) DD113236A5 (xx)
DE (1) DE2433235A1 (xx)
FI (1) FI49438C (xx)
FR (1) FR2238714B1 (xx)
GB (1) GB1409586A (xx)
IN (1) IN141048B (xx)
IT (1) IT1020664B (xx)
NL (1) NL7409374A (xx)
NO (1) NO742669L (xx)
PL (1) PL91400B1 (xx)
SE (1) SE7409515L (xx)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4278790A (en) * 1978-07-31 1981-07-14 Hopkins Agricultural Chemical Co. Novel cellulose solutions
US4395543A (en) * 1981-08-12 1983-07-26 Massachusetts Institute Of Technology Selective solvent extraction of cellulosic material
FI69854C (fi) * 1984-04-02 1986-05-26 Enso Gutzeit Oy Foerfarande foer foervaratagning av loesliga kolhydrater i trae
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
AT413548B (de) * 2004-06-02 2006-03-15 Chemiefaser Lenzing Ag Verfahren zur herstellung eines chemiezellstoffes und seine verwendung
DE102004060283A1 (de) * 2004-12-15 2006-06-29 Wolff Cellulosics Gmbh & Co. Kg Verfahren zur Gewinnung von Hemicellulosen aus lignocellulosischem Material
US7815876B2 (en) * 2006-11-03 2010-10-19 Olson David A Reactor pump for catalyzed hydrolytic splitting of cellulose
US7815741B2 (en) * 2006-11-03 2010-10-19 Olson David A Reactor pump for catalyzed hydrolytic splitting of cellulose
US7699958B2 (en) * 2006-11-27 2010-04-20 Ut-Battelle, Llc Method for improving separation of carbohydrates from wood pulping and wood or biomass hydrolysis liquors
FI126512B (fi) * 2011-03-09 2017-01-13 Nanorefix Oy Menetelmä ligniinin erottamiseksi kasvimateriaalista ja saatava tuote
GB2501732A (en) * 2012-05-02 2013-11-06 Innovia Films Ltd Improved steeping conditions for manufacture of viscose
US10927497B2 (en) * 2014-06-27 2021-02-23 Inventure Renewables Inc. Methods for the production of high alpha-cellulose pulp
FI125891B (en) * 2014-08-14 2016-03-31 Scitech Service Oy Process for the treatment of cellulose and alkali solutions obtained from the treatment of cellulose
CN105525525A (zh) * 2014-10-24 2016-04-27 上海凯鑫分离技术有限公司 化纤浆纤维素碱压榨液的处理回收工艺
US10899850B2 (en) 2015-06-10 2021-01-26 Stora Enso Oyj Methods for treating lignocellulosic materials
CN116516707A (zh) * 2018-05-28 2023-08-01 皮尔森生物工程技术(北京)有限公司 用于从植物材料的有机酸预处理回收产物的有效方法和组合物
CN114014957A (zh) * 2021-11-30 2022-02-08 上海昶法新材料有限公司 一种从废纸中提取半纤维素的方法
CN114044836A (zh) * 2021-11-30 2022-02-15 上海昶法新材料有限公司 一种从化学浆中提取半纤维素的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2362217A (en) * 1943-01-13 1944-11-07 Rayonier Inc Production of cellulosic products
US2686132A (en) * 1950-07-14 1954-08-10 Rayonier Inc Improved refined wood pulp and a method of improving it
US2859210A (en) * 1956-12-10 1958-11-04 Stewart E Seaman Method of producing alkali cellulose
US3728330A (en) * 1971-06-02 1973-04-17 B Nizovsky Process for manufacturing cellulose xanthate and viscose prepared from said cellulose xanthate

Also Published As

Publication number Publication date
DD113236A5 (xx) 1975-05-20
US3935022A (en) 1976-01-27
JPS5082164A (xx) 1975-07-03
FR2238714B1 (xx) 1978-03-24
FI49438B (xx) 1975-02-28
BR7406081D0 (pt) 1975-05-13
IT1020664B (it) 1977-12-30
DE2433235A1 (de) 1975-02-13
GB1409586A (en) 1975-10-08
CH601552A5 (xx) 1978-07-14
FI49438C (fi) 1980-12-23
SE7409515L (xx) 1975-01-24
NO742669L (xx) 1975-02-17
IN141048B (xx) 1977-01-15
NL7409374A (nl) 1975-01-27
PL91400B1 (xx) 1977-02-28
FR2238714A1 (xx) 1975-02-21

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