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ES472949A1 - Procedimiento para disgregar materiales lignocelulosicos - Google Patents

Procedimiento para disgregar materiales lignocelulosicos

Info

Publication number
ES472949A1
ES472949A1 ES472949A ES472949A ES472949A1 ES 472949 A1 ES472949 A1 ES 472949A1 ES 472949 A ES472949 A ES 472949A ES 472949 A ES472949 A ES 472949A ES 472949 A1 ES472949 A1 ES 472949A1
Authority
ES
Spain
Prior art keywords
lignin
acids
boiling
molecular weight
group
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
ES472949A
Other languages
English (en)
Spanish (es)
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.)
PEI CHIN CHANG
Original Assignee
PEI CHIN CHANG
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
Priority claimed from CA285,821A external-priority patent/CA1100266A/en
Application filed by PEI CHIN CHANG filed Critical PEI CHIN CHANG
Publication of ES472949A1 publication Critical patent/ES472949A1/es
Expired legal-status Critical Current

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00Pulping cellulose-containing materials
    • D21C3/20Pulping cellulose-containing materials with organic solvents or in solvent environment
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D307/00Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/34Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/38Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D307/40Radicals substituted by oxygen atoms
    • C07D307/46Doubly bound oxygen atoms, or two oxygen atoms singly bound to the same carbon atom
    • C07D307/48Furfural
    • C07D307/50Preparation from natural products
    • CCHEMISTRY; METALLURGY
    • C13SUGAR INDUSTRY
    • C13KSACCHARIDES OBTAINED FROM NATURAL SOURCES OR BY HYDROLYSIS OF NATURALLY OCCURRING DISACCHARIDES, OLIGOSACCHARIDES OR POLYSACCHARIDES
    • C13K1/00Glucose; Glucose-containing syrups
    • C13K1/02Glucose; Glucose-containing syrups obtained by saccharification of cellulosic materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Compounds Of Unknown Constitution (AREA)
ES472949A 1977-08-31 1978-08-30 Procedimiento para disgregar materiales lignocelulosicos Expired ES472949A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA285,821A CA1100266A (en) 1977-08-31 1977-08-31 Organosolv delignification and saccharification process for lignocellulosic plant materials
US93242178A 1978-08-11 1978-08-11

Publications (1)

Publication Number Publication Date
ES472949A1 true ES472949A1 (es) 1979-11-16

Family

ID=25668559

Family Applications (1)

Application Number Title Priority Date Filing Date
ES472949A Expired ES472949A1 (es) 1977-08-31 1978-08-30 Procedimiento para disgregar materiales lignocelulosicos

Country Status (22)

Country Link
AR (1) AR221223A1 (de)
AT (1) AT389123B (de)
AU (1) AU528298B2 (de)
BR (1) BR7808684A (de)
CH (1) CH645685A5 (de)
DD (1) DD142562A5 (de)
DE (2) DE2857039D2 (de)
ES (1) ES472949A1 (de)
FI (1) FI782628A (de)
FR (1) FR2402030A1 (de)
GB (1) GB2036826A (de)
IT (1) IT1098429B (de)
MX (1) MX5967E (de)
NL (1) NL190875C (de)
NO (1) NO782959L (de)
NZ (1) NZ188324A (de)
PH (2) PH15624A (de)
PL (1) PL128944B1 (de)
SE (1) SE7903703L (de)
TR (1) TR21052A (de)
WO (1) WO1979000119A1 (de)
YU (1) YU41117B (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1100266A (en) * 1977-08-31 1981-05-05 Laszlo Paszner Organosolv delignification and saccharification process for lignocellulosic plant materials
DE2838380A1 (de) * 1978-09-02 1980-03-20 Benckiser Knapsack Gmbh Verfahren und mittel zum aufschliessen pflanzlicher rohstoffe
AT372991B (de) * 1978-11-27 1983-12-12 Thermoform Bau Forschung Lignocelluloseaufschlussverfahren
ES499625A0 (es) * 1980-02-23 1981-12-16 Reitter Franz Johann Procedimiento e instalacion para la hidrolisis continua de hemicelulosas que contienen pentosanas de celulosa.
ATE5541T1 (de) * 1980-06-20 1983-12-15 Battelle Memorial Institute Verfahren zur delignifizierung von holz und anderen lignocellulosematerialien.
US4470851A (en) * 1981-03-26 1984-09-11 Laszlo Paszner High efficiency organosolv saccharification process
DE3212767A1 (de) * 1982-04-06 1983-10-06 Nicolaus Md Verwaltungsges Verfahren und reaktor zum kontinuierlichen aufschliessen von pflanzenfasermaterial
US7306698B2 (en) 2001-03-20 2007-12-11 Biopulping International Method for producing pulp
FI122535B (fi) * 2007-11-20 2012-03-15 Teknologian Tutkimuskeskus Vtt Menetelmä kuitumaisen raaka-aineen kuiduttamiseksi sekä massa ja sen käyttö
EP2265625B1 (de) * 2008-03-17 2014-11-12 Bio Tech Ltd Verfahren zur kontinuierlichen säurehydrolyse von cellulosehaltigen substanzen
CA2783942A1 (en) 2009-12-16 2011-06-23 Shell Internationale Research Maatschappij B.V. Method for producing furfural from lignocellulosic biomass material
GB201303521D0 (en) 2013-02-27 2013-04-10 Bio Sep Ltd Process operations for biomass fractionation
GB201303520D0 (en) * 2013-02-27 2013-04-10 Bio Sep Ltd Biomass process optimisation
EP2981626B1 (de) * 2013-03-12 2017-05-10 Studiengesellschaft Kohle mbH Verfahren zum aufschluss lignocellulosischer biomasse
CN104343030B (zh) * 2014-09-03 2017-03-08 合肥工业大学 木质纤维素类生物质常压连续预处理工艺
FI130591B (en) * 2020-06-30 2023-11-28 Andritz Oy Cleanup procedure for crude methanol
CN111925458A (zh) * 2020-08-24 2020-11-13 浙江省农业科学院 一种桑黄多糖的高效制备方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1357467A (en) * 1920-04-08 1920-11-02 Kenneth P Monroe Method for the manufacture of furfural and volatile organic acids from extracted corncob pentosan
FR704698A (fr) * 1929-11-02 1931-05-23 Procédé de désagrégation de substances fibreuses végétales en vue de l'obtention simultanée de la cellulose et des matières incrustantes
GB421379A (en) * 1933-06-12 1934-12-12 Henry Dreyfus Improvements in or relating to the production of cellulose from lignocellulosic materials
US2730444A (en) * 1950-10-10 1956-01-10 British Celanese Production of cellulose
US2959500A (en) * 1956-02-14 1960-11-08 Schweizerische Eidgenossenschaft Process for the saccharification of cellulose and cellulosic materials
BE536639A (de) * 1956-11-26
FR1235092A (fr) * 1959-09-11 1960-07-01 Mckee Dev Corp Procédé de transformation de matières ligneuses en produits chimiques
US3585104A (en) * 1968-07-29 1971-06-15 Theodor N Kleinert Organosolv pulping and recovery process
JPS50962B1 (de) * 1971-08-06 1975-01-14
DE2737118A1 (de) * 1977-08-17 1979-03-01 Projektierung Chem Verfahrenst Verfahren zur gewinnung von zuckern, gegebenenfalls cellulose und gegebenenfalls lignin aus lignocellulosischen pflanzlichen rohstoffen

Also Published As

Publication number Publication date
FR2402030A1 (fr) 1979-03-30
IT7827220A0 (it) 1978-08-31
NZ188324A (en) 1982-03-30
BR7808684A (pt) 1979-08-14
AR221223A1 (es) 1981-01-15
WO1979000119A1 (en) 1979-03-22
PH15624A (en) 1983-03-11
AU3944878A (en) 1980-03-06
AT389123B (de) 1989-10-25
NL190875C (nl) 1994-10-03
GB2036826A (en) 1980-07-02
NO782959L (no) 1979-03-01
SE7903703L (sv) 1979-04-26
TR21052A (tr) 1983-06-08
DE2857039C2 (de) 1994-01-13
IT1098429B (it) 1985-09-07
YU203778A (en) 1983-04-30
ATA628478A (de) 1989-03-15
PL128944B1 (en) 1984-03-31
PH19541A (en) 1986-05-20
MX5967E (es) 1984-09-06
PL209331A1 (pl) 1979-06-04
YU41117B (en) 1986-12-31
CH645685A5 (de) 1984-10-15
DE2857039D2 (en) 1981-01-29
FI782628A (fi) 1979-03-01
NL190875B (nl) 1994-05-02
NL7808908A (nl) 1979-03-02
DD142562A5 (de) 1980-07-02
FR2402030B1 (de) 1983-07-22
AU528298B2 (en) 1983-04-21

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20000601