CA1150012A - Preparation de la pate de lignocellulose en milieu aqueux par catalyse aux solvants - Google Patents

Preparation de la pate de lignocellulose en milieu aqueux par catalyse aux solvants

Info

Publication number
CA1150012A
CA1150012A CA000359443A CA359443A CA1150012A CA 1150012 A CA1150012 A CA 1150012A CA 000359443 A CA000359443 A CA 000359443A CA 359443 A CA359443 A CA 359443A CA 1150012 A CA1150012 A CA 1150012A
Authority
CA
Canada
Prior art keywords
cooking
alcohol
catalyst
acid
solvent
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
CA000359443A
Other languages
English (en)
Inventor
Pei-Ching Chang
Laszlo Paszner
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.)
Bau und Forschungsgesellschaft Thermoform AG
Original Assignee
Bau und Forschungsgesellschaft Thermoform 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
Priority to CA000359443A priority Critical patent/CA1150012A/fr
Application filed by Bau und Forschungsgesellschaft Thermoform AG filed Critical Bau und Forschungsgesellschaft Thermoform AG
Priority to JP50258981A priority patent/JPH0329917B2/ja
Priority to BR8108706A priority patent/BR8108706A/pt
Priority to PCT/EP1981/000105 priority patent/WO1982000483A1/fr
Priority to DE8181902305T priority patent/DE3177195D1/de
Priority to AT81902305T priority patent/ATE54190T1/de
Priority to EP19810902305 priority patent/EP0056409B1/fr
Priority to FI820927A priority patent/FI71781C/fi
Priority to SU823411783A priority patent/RU1830091C/ru
Priority to US06/511,717 priority patent/US4594130A/en
Application granted granted Critical
Publication of CA1150012A publication Critical patent/CA1150012A/fr
Expired legal-status Critical Current

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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/20—Pulping cellulose-containing materials with organic solvents or in solvent environment

Landscapes

  • Paper (AREA)
CA000359443A 1978-11-27 1980-07-25 Preparation de la pate de lignocellulose en milieu aqueux par catalyse aux solvants Expired CA1150012A (fr)

Priority Applications (10)

Application Number Priority Date Filing Date Title
CA000359443A CA1150012A (fr) 1980-07-25 1980-07-25 Preparation de la pate de lignocellulose en milieu aqueux par catalyse aux solvants
BR8108706A BR8108706A (pt) 1980-07-25 1981-07-24 Polpacao de lignocelulose com alcool aquoso e catalisador de sal de metal alcalino terroso
PCT/EP1981/000105 WO1982000483A1 (fr) 1980-07-25 1981-07-24 Production de pate de lignocellulose avec de l'alcool aqueux et un catalyseur d'un sel d'un metal alcalino-terreux
DE8181902305T DE3177195D1 (de) 1980-07-25 1981-07-24 Pulpen von lignocellulose mit waessrigem alkohol und einem alkali-erdmetallsalz-katalysator.
JP50258981A JPH0329917B2 (fr) 1980-07-25 1981-07-24
AT81902305T ATE54190T1 (de) 1980-07-25 1981-07-24 Pulpen von lignocellulose mit waessrigem alkohol und einem alkali-erdmetallsalz-katalysator.
EP19810902305 EP0056409B1 (fr) 1980-07-25 1981-07-24 Production de pate de lignocellulose avec de l'alcool aqueux et un catalyseur d'un sel d'un metal alcalino-terreux
FI820927A FI71781C (fi) 1980-07-25 1982-03-17 Kokning av lignocellulosa med vattenhaltig alkohol och jordalkalimetallsaltkatalysator.
SU823411783A RU1830091C (ru) 1980-07-25 1982-03-24 Способ варки лигноцеллюлозного материала
US06/511,717 US4594130A (en) 1978-11-27 1983-07-07 Pulping of lignocellulose with aqueous alcohol and alkaline earth metal salt catalyst

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000359443A CA1150012A (fr) 1980-07-25 1980-07-25 Preparation de la pate de lignocellulose en milieu aqueux par catalyse aux solvants

Publications (1)

Publication Number Publication Date
CA1150012A true CA1150012A (fr) 1983-07-19

Family

ID=4117790

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000359443A Expired CA1150012A (fr) 1978-11-27 1980-07-25 Preparation de la pate de lignocellulose en milieu aqueux par catalyse aux solvants

Country Status (8)

Country Link
EP (1) EP0056409B1 (fr)
JP (1) JPH0329917B2 (fr)
BR (1) BR8108706A (fr)
CA (1) CA1150012A (fr)
DE (1) DE3177195D1 (fr)
FI (1) FI71781C (fr)
RU (1) RU1830091C (fr)
WO (1) WO1982000483A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0229827A1 (fr) * 1985-06-28 1987-07-29 Power Alcohol, Inc. Procede de transformation de cellulose en glucose et en autres (poly)saccharides

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR227462A1 (es) * 1981-03-26 1982-10-29 Thermoform Bau Forschung Procedimiento mejorado para la produccion de hidrolizados de carbohidratos a partir de material celulosico triturado
JP2667058B2 (ja) * 1992-04-06 1997-10-22 エイ．アフルストロム コーポレーション パルプの製造方法
ATE527230T1 (de) 2004-12-23 2011-10-15 Shell Int Research Verfahren zur hydrierung eines lactons oder einer carbonsäure oder eines esters mit einer gamma- carbonylgruppe
US20070034345A1 (en) * 2005-06-15 2007-02-15 Leonardus Petrus Process for organosolv pulping and use of a gamma lactone in a solvent for organosolv pulping
JP5136984B2 (ja) * 2007-04-04 2013-02-06 独立行政法人産業技術総合研究所 糖の製造方法
US8580978B2 (en) 2009-08-07 2013-11-12 Shell Oil Company Process for preparing a hydroxyacid or hydroxyester

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB416416A (en) * 1933-03-07 1934-09-07 Henry Dreyfus Improvements in the manufacture of cellulose from ligno-cellulosic materials
GB576785A (en) * 1942-03-11 1946-04-18 Henry Dreyfus Improvements in or relating to the manufacture of cellulose
CH386823A (de) * 1959-02-06 1965-01-15 Ceskoslovenska Akademie Ved Verfahren zur Gewinnung von nativem Lignin und Hemizellulose
CA1131415A (fr) * 1978-11-27 1982-09-14 Bau- Und Forschungsgesellschaft Thermoform A.G. Transformation en pate de la lignocellulose avec un melange aqueux d'un catalyseur et du methanol

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0229827A1 (fr) * 1985-06-28 1987-07-29 Power Alcohol, Inc. Procede de transformation de cellulose en glucose et en autres (poly)saccharides
EP0229827A4 (fr) * 1985-06-28 1988-10-06 Power Alcohol Inc Procede de transformation de cellulose en glucose et en autres (poly)saccharides.

Also Published As

Publication number Publication date
RU1830091C (ru) 1993-07-23
EP0056409B1 (fr) 1990-06-27
JPS57501239A (fr) 1982-07-15
FI71781B (fi) 1986-10-31
DE3177195D1 (de) 1990-08-02
JPH0329917B2 (fr) 1991-04-25
FI71781C (fi) 1987-02-09
BR8108706A (pt) 1982-06-01
FI820927L (fi) 1982-03-17
WO1982000483A1 (fr) 1982-02-18
EP0056409A1 (fr) 1982-07-28

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Legal Events

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