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
Other languages
English (en)
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/xx

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
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 (xx)
JP (1) JPH06511043A (xx)
AU (2) AU1744892A (xx)
BR (1) BR9205576A (xx)
CA (1) CA2101754A1 (xx)
FI (1) FI933418A (xx)
MX (1) MX9200444A (xx)
NO (1) NO932758L (xx)
WO (1) WO1992013849A1 (xx)
ZA (1) ZA92566B (xx)

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 (de) * 1993-10-08 1996-07-11 Fraunhofer Ges Forschung Ablauge aus chemisch-thermischem Aufschluß von bereits verarbeiteten bindemittelhaltigen Span- und Faserplatten, Verfahren zu ihrer Herstellung und ihre Verwendung als Streckmittel für Holzwerkstoff-Bindemittel
AU6270596A (en) * 1995-06-07 1996-12-30 Alcell Technologies Inc. Modified organosolv pulping
WO2009028969A1 (en) * 2007-08-31 2009-03-05 Biojoule Ltd Lignin and other products isolated from plant material, and methods and compositions therefor
MY183180A (en) 2006-05-08 2021-02-18 Vertichem Corp Recovery of lignin and water soluble sugars from plant materials
CA2638157C (en) 2008-07-24 2013-05-28 Sunopta Bioprocess Inc. Method and apparatus for conveying a cellulosic feedstock
US8915644B2 (en) 2008-07-24 2014-12-23 Abengoa Bioenergy New Technologies, Llc. 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
US9127325B2 (en) 2008-07-24 2015-09-08 Abengoa Bioenergy New Technologies, Llc. Method and apparatus for treating a cellulosic feedstock
CA2638160C (en) 2008-07-24 2015-02-17 Sunopta Bioprocess Inc. Method and apparatus for conveying a cellulosic feedstock
CA2650919C (en) 2009-01-23 2014-04-22 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
CA2638150C (en) 2008-07-24 2012-03-27 Sunopta Bioprocess Inc. Method and apparatus for conveying a cellulosic feedstock
EP2767633A1 (en) 2009-08-24 2014-08-20 Abengoa Bioenergy New Technologies, Inc. Method for producing ethanol, and co-products from cellulosic biomass
CN102439072B (zh) 2010-05-07 2015-03-25 阿文戈亚生物能源新技术公司 从制备乙醇中获得的发酵物质中回收有价值物的方法及其产物
RU2564674C2 (ru) * 2010-10-15 2015-10-10 ЮПМ-Кюммене Корпорейшн Способ непрерывного осаждения лигнина из черного щелока
AT510812A1 (de) * 2010-10-29 2012-06-15 Annikki Gmbh Verfahren zur gewinnung von lignin
JP5338793B2 (ja) * 2010-11-16 2013-11-13 住友ベークライト株式会社 リグニン誘導体の製造方法およびリグニン二次誘導体の製造方法
FI20115754A0 (fi) * 2011-03-22 2011-07-15 Andritz Oy Menetelmä ja järjestely kemiallisen massan käsittelemiseksi
TWI530490B (zh) * 2011-07-21 2016-04-21 財團法人工業技術研究院 糠醛類化合物之製備方法及製備其之混合溶液
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 (de) * 2011-11-28 2013-05-29 Annikki GmbH Verfahren zur Gewinnung von niedermolekularem Lignin (NML)
WO2014037560A1 (en) * 2012-09-10 2014-03-13 Dsm Ip Assets B.V. Process for the separation of levulinic acid from biomass
CN102877348B (zh) * 2012-10-24 2015-05-13 大连工业大学 一种从低沸醇法制浆废液中回收木素的方法
BR112015022614A2 (pt) * 2013-03-15 2017-07-18 Idemitsu Kosan Co método para fabricação de produto de degradação de lignina
JP2014208803A (ja) * 2013-03-29 2014-11-06 ロイス・ドットコム株式会社 リグニン回収方法
US20150041084A1 (en) * 2013-08-06 2015-02-12 Celanese International Corporation Processes for Purifying a Cellulosic Material
HUE041549T2 (hu) 2013-11-20 2019-05-28 Annikki Gmbh Eljárás lignocellulózok frakcionálására
CN103819687B (zh) * 2014-03-21 2016-02-03 河南省科学院化学研究所有限公司 一种利用高硫煤生产木质素磺酸钠的方法
WO2016113748A1 (en) * 2015-01-14 2016-07-21 Praj Industries Limited Preparation of furfural using mixed solvents
RU2634380C2 (ru) * 2016-01-12 2017-10-26 Федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный университет промышленных технологий и дизайна" Переработка черных щелоков в производстве целлюлозы
ES2959654T3 (es) * 2016-05-27 2024-02-27 Fibratech Pte Ltd Un método y un sistema para la producción de lignina de alto peso molecular
RU2696636C1 (ru) * 2018-08-30 2019-08-05 Федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный университет промышленных технологий и дизайна" Приготовление белого щелока производства сульфатной целлюлозы
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 (zh) * 2020-09-07 2022-11-15 齐鲁工业大学 化机浆和半化学浆的生产方法

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 (de) * 1980-04-10 1982-07-12 Kanzler Walter Verfahren zur gewinnung von furfurol, ameisensaeure, essigsaeure aus sauren hydrolysaten von pflanzen
DE3161585D1 (en) * 1980-06-20 1984-01-12 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 (de) * 1987-05-12 1988-12-27 Voest Alpine Ind Anlagen Kombiniertes verfahren zur thermischen und chemischen behandlung von lignocellulosehaltiger biomasse und zur gewinnung von furfural

Also Published As

Publication number Publication date
NO932758D0 (no) 1993-08-02
FI933418A (fi) 1993-09-22
BR9205576A (pt) 1994-11-08
EP0569526A4 (en) 1993-12-22
WO1992013849A1 (en) 1992-08-20
AU1744892A (en) 1992-09-07
NO932758L (no) 1993-09-24
CA2101754A1 (en) 1992-08-02
AU1140995A (en) 1995-03-30
JPH06511043A (ja) 1994-12-08
FI933418A0 (fi) 1993-07-30
EP0569526A1 (en) 1993-11-18
MX9200444A (es) 1992-08-01

Similar Documents

Publication Publication Date Title
ZA92566B (en) Pulping of lignocellulosic materials and recovery of resultant by-products.
AU5960294A (en) Improved rapidly disintegrating tablet
GB9205697D0 (en) Document shredder
ZA904441B (en) Enzymatic delignification of lignocellulosic material
GB8721528D0 (en) Pulping lignocellulose-containing material
FI943541A0 (fi) Kuitupitoisen kasvimateriaalin kuidutus ja syntyvien sivutuotteiden talteenotto
GB8829631D0 (en) Shredder for paper and the lilke
GB2253577B (en) Document shredder
ZA894239B (en) Enzymatic delignification of lignocellulosic material
GB2241906B (en) Document shredder.
GB2215236B (en) Paper shredder
SG52476A1 (en) Densification of lignocellulosic material
EP0598538A3 (en) Treatment of lignocellulosic pulps.
AU7160291A (en) Strengthening cellulosic materials
ZA93224B (en) Gas phase delignification of lignocellulosic material.
ZA939602B (en) Curable modified furan resins and use and preparation thereof.
GB9422596D0 (en) Pulp mouldings
ZA93791B (en) Pulping of fibrous plant materials and recovery of resultant by-products.
GB9124685D0 (en) Bale shredder
GB2187112B (en) Paper shredder
GB2242353B (en) Bale shredder
GB9111256D0 (en) Pulping process
AU660167C (en) Densification of lignocellulosic material
CS805088A1 (en) Hoop coupling
AU112797S (en) Shredder