ZA92566B - Pulping of lignocellulosic materials and recovery of resultant by-products. - Google Patents

Pulping of lignocellulosic materials and recovery of resultant by-products.

Info

Publication number
ZA92566B
ZA92566B ZA92566A ZA92566A ZA92566B ZA 92566 B ZA92566 B ZA 92566B ZA 92566 A ZA92566 A ZA 92566A ZA 92566 A ZA92566 A ZA 92566A ZA 92566 B ZA92566 B ZA 92566B
Authority
ZA
South Africa
Prior art keywords
pulping
resultant
recovery
products
lignocellulosic materials
Prior art date
Application number
ZA92566A
Inventor
Jairo H Lora
Malcolm Cronlund
Goyal C Copal
Raphael Katzen
Chih Fae Wu
Stephen R Winner
Ron Leblanc
Original Assignee
Alcell Tech Inc
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 Alcell Tech Inc filed Critical Alcell Tech Inc
Publication of ZA92566B publication Critical patent/ZA92566B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/34—Heterocyclic 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
    • C07D307/38—Heterocyclic 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
    • C07D307/40—Radicals substituted by oxygen atoms
    • C07D307/46—Doubly bound oxygen atoms, or two oxygen atoms singly bound to the same carbon atom
    • C07D307/48—Furfural
    • C07D307/50—Preparation from natural products
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
    • C08H6/00—Macromolecular compounds derived from lignin, e.g. tannins, humic acids
    • 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0042—Fractionating or concentration of spent liquors by special methods
    • 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
ZA92566A 1991-02-01 1992-01-28 Pulping of lignocellulosic materials and recovery of resultant by-products. ZA92566B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64968391A 1991-02-01 1991-02-01

Publications (1)

Publication Number Publication Date
ZA92566B true ZA92566B (en) 1993-07-28

Family

ID=24605818

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA92566A ZA92566B (en) 1991-02-01 1992-01-28 Pulping of lignocellulosic materials and recovery of resultant by-products.

Country Status (10)

Country Link
EP (1) EP0569526A4 (en)
JP (1) JPH06511043A (en)
AU (2) AU1744892A (en)
BR (1) BR9205576A (en)
CA (1) CA2101754A1 (en)
FI (1) FI933418A (en)
MX (1) MX9200444A (en)
NO (1) NO932758L (en)
WO (1) WO1992013849A1 (en)
ZA (1) ZA92566B (en)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5788812A (en) * 1985-11-05 1998-08-04 Agar; Richard C. Method of recovering furfural from organic pulping liquor
DE4334422C2 (en) * 1993-10-08 1996-07-11 Fraunhofer Ges Forschung Lye from chemical-thermal digestion of chipboard and fiberboard that has already been processed, binder, processes for their production and their use as extenders for wood-based binders
WO1996041052A1 (en) * 1995-06-07 1996-12-19 Alcell Technologies Inc. Modified organosolv pulping
US7649086B2 (en) 2006-05-08 2010-01-19 Biojoule Ltd. Integrated processing of plant biomass
WO2009028969A1 (en) * 2007-08-31 2009-03-05 Biojoule Ltd Lignin and other products isolated from plant material, and methods and compositions therefor
US9127325B2 (en) 2008-07-24 2015-09-08 Abengoa Bioenergy New Technologies, Llc. Method and apparatus for treating a cellulosic feedstock
CA2650919C (en) 2009-01-23 2014-04-22 Sunopta Bioprocess Inc. Method and apparatus for conveying a cellulosic feedstock
CA2650913C (en) 2009-01-23 2013-10-15 Sunopta Bioprocess Inc. Method and apparatus for conveying a cellulosic feedstock
CA2638160C (en) 2008-07-24 2015-02-17 Sunopta Bioprocess Inc. Method and apparatus for conveying a cellulosic feedstock
CA2638150C (en) 2008-07-24 2012-03-27 Sunopta Bioprocess Inc. Method and apparatus for conveying a cellulosic feedstock
CA2638159C (en) 2008-07-24 2012-09-11 Sunopta Bioprocess Inc. Method and apparatus for treating a cellulosic feedstock
US8915644B2 (en) 2008-07-24 2014-12-23 Abengoa Bioenergy New Technologies, Llc. Method and apparatus for conveying a cellulosic feedstock
CA2638157C (en) 2008-07-24 2013-05-28 Sunopta Bioprocess Inc. Method and apparatus for conveying a cellulosic feedstock
WO2011028554A1 (en) 2009-08-24 2011-03-10 Abengoa Bioenergy New Technologies, Inc. Method for producing ethanol and co-products from cellulosic biomass
CA2754662C (en) 2010-05-07 2015-07-07 Abengoa Bioenergy New Technologies, Inc. Process for recovery of values from a fermentation mass obtained in producing ethanol and products thereof
ES2582318T3 (en) 2010-10-15 2016-09-12 Upm-Kymmene Corporation Continuous method for precipitation of lignin from black liquor
AT510812A1 (en) * 2010-10-29 2012-06-15 Annikki Gmbh METHOD OF OBTAINING LIGNIN
JP5338793B2 (en) * 2010-11-16 2013-11-13 住友ベークライト株式会社 Method for producing lignin derivative and method for producing lignin secondary derivative
FI20115754A0 (en) * 2011-03-22 2011-07-15 Andritz Oy Process and arrangement for the treatment of chemical pulp
TWI530490B (en) 2011-07-21 2016-04-21 財團法人工業技術研究院 Preparation of furfural compounds, and mixture for preparing the same
WO2013034763A1 (en) * 2011-09-09 2013-03-14 Dsm Ip Assets B.V. Process for the separation of a bio -based product by distillation and permeation
EP2597100A1 (en) * 2011-11-28 2013-05-29 Annikki GmbH Method for extracting low-molecular lignin (LML)
WO2014037560A1 (en) * 2012-09-10 2014-03-13 Dsm Ip Assets B.V. Process for the separation of levulinic acid from biomass
CN102877348B (en) * 2012-10-24 2015-05-13 大连工业大学 Method for recycling lignin from low-boiling alcohol method pulping waste liquor
US9951189B2 (en) 2013-03-15 2018-04-24 Idemitsu Kosan Co., Ltd. Method for manufacturing lignin degradation product
JP2014208803A (en) * 2013-03-29 2014-11-06 ロイス・ドットコム株式会社 Lignin recovery method
EP3030709A1 (en) * 2013-08-06 2016-06-15 Celanese International Corporation Processes for purifying a cellulosic material
PL3072117T3 (en) 2013-11-20 2019-02-28 Annikki Gmbh Process for fractionating lignocellulosics
CN103819687B (en) * 2014-03-21 2016-02-03 河南省科学院化学研究所有限公司 A kind of method utilizing high sulphur coal to produce sodium lignosulfonate
WO2016113748A1 (en) * 2015-01-14 2016-07-21 Praj Industries Limited Preparation of furfural using mixed solvents
RU2634380C2 (en) * 2016-01-12 2017-10-26 Федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный университет промышленных технологий и дизайна" Processing of black liquors in production of cellulose
CA3024063C (en) * 2016-05-27 2023-07-18 Fibratech Pte. Ltd A method and a system for production of high molecular weight lignin
RU2696636C1 (en) * 2018-08-30 2019-08-05 Федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный университет промышленных технологий и дизайна" Preparation of white liquor production of sulphate pulp
FI129347B (en) * 2018-10-23 2021-12-15 Teknologian Tutkimuskeskus Vtt Oy Extraction of valuable components from bark
FI129824B (en) * 2020-03-31 2022-09-15 Chempolis Oy Separation of lignin
CN112048933B (en) * 2020-09-07 2022-11-15 齐鲁工业大学 Method for producing chemi-mechanical pulp and semi-chemical pulp

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3585104A (en) * 1968-07-29 1971-06-15 Theodor N Kleinert Organosolv pulping and recovery process
CA1079008A (en) * 1975-10-24 1980-06-10 Cp Associates Limited Solvent pulping process
AT367473B (en) * 1980-04-10 1982-07-12 Kanzler Walter METHOD FOR OBTAINING FURFUROL, FORMIC, ACETIC ACID FROM ACID HYDROLYSATES OF PLANTS
EP0043342B1 (en) * 1980-06-20 1983-12-07 Battelle Memorial Institute A method for the delignification of wood and other ligno-cellulosic products
US4470876A (en) * 1982-07-22 1984-09-11 Beaupre Marc F Kraft overload recovery process
US4584057A (en) * 1985-04-22 1986-04-22 The United States Of America As Represented By The Secretary Of Agriculture Membrane processes for separation of organic acids from kraft black liquors
US4764596A (en) * 1985-11-05 1988-08-16 Repap Technologies Inc. Recovery of lignin
AT387247B (en) * 1987-05-12 1988-12-27 Voest Alpine Ind Anlagen COMBINED PROCESS FOR THE THERMAL AND CHEMICAL TREATMENT OF BIOMASS CONTAINING LIGNOCELLULOSE AND FOR THE EXTRACTION OF FURFURAL

Also Published As

Publication number Publication date
NO932758L (en) 1993-09-24
AU1744892A (en) 1992-09-07
EP0569526A1 (en) 1993-11-18
AU1140995A (en) 1995-03-30
NO932758D0 (en) 1993-08-02
EP0569526A4 (en) 1993-12-22
JPH06511043A (en) 1994-12-08
WO1992013849A1 (en) 1992-08-20
FI933418A0 (en) 1993-07-30
FI933418A (en) 1993-09-22
MX9200444A (en) 1992-08-01
CA2101754A1 (en) 1992-08-02
BR9205576A (en) 1994-11-08

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