ZA868347B - Recovery of lignin - Google Patents

Recovery of lignin

Info

Publication number
ZA868347B
ZA868347B ZA868347A ZA868347A ZA868347B ZA 868347 B ZA868347 B ZA 868347B ZA 868347 A ZA868347 A ZA 868347A ZA 868347 A ZA868347 A ZA 868347A ZA 868347 B ZA868347 B ZA 868347B
Authority
ZA
South Africa
Prior art keywords
lignin
precipitated
less
black liquor
recovery
Prior art date
Application number
ZA868347A
Other languages
English (en)
Inventor
Jairo H Lora
Raphael Katzen
Malcolm Cronlund
Chih Fae Wu
Original Assignee
Biolog Energy Corp
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 Biolog Energy Corp filed Critical Biolog Energy Corp
Publication of ZA868347B publication Critical patent/ZA868347B/xx

Links

Classifications

    • 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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Paper (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Hardware Redundancy (AREA)
ZA868347A 1985-11-05 1986-11-03 Recovery of lignin ZA868347B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79506985A 1985-11-05 1985-11-05

Publications (1)

Publication Number Publication Date
ZA868347B true ZA868347B (en) 1987-07-29

Family

ID=25164576

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA868347A ZA868347B (en) 1985-11-05 1986-11-03 Recovery of lignin

Country Status (14)

Country Link
EP (1) EP0224721B1 (de)
JP (1) JP2526220B2 (de)
AT (1) ATE64140T1 (de)
AU (4) AU606850B2 (de)
BR (1) BR8605430A (de)
CA (1) CA1267648A (de)
DE (1) DE3679640D1 (de)
ES (1) ES2023110B3 (de)
FI (1) FI88922C (de)
MX (1) MX4260A (de)
NO (1) NO176251C (de)
NZ (1) NZ218126A (de)
PT (1) PT83678B (de)
ZA (1) ZA868347B (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH687393A5 (de) * 1992-05-05 1996-11-29 Granit Sa Kochchemikalienrueckgewinnungsverfahren aus der Schwarzlauge der Zellstoffherstellung.
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
JPH11509586A (ja) * 1995-07-11 1999-08-24 アールストロム マシナリイ オサケ ユキチュア 石灰と石灰スラッジからの不純物の分離法と、不純物、例えばケイ素を含有する緑液の２段階カセイ化法
DE59807559D1 (de) * 1997-03-20 2003-04-24 Granit Sa Verfahren zur aufbereitung von aromatische polymere enthaltenden alkalischen lösungen
JP4670011B2 (ja) * 2005-10-18 2011-04-13 独立行政法人産業技術総合研究所 リグニン含有樹脂、その製造方法、及びリグニン分離方法
BRPI1014395A8 (pt) * 2009-05-28 2017-10-10 Lignol Innovations Ltd Derivados de lignina nativa de matérias-primas de madeiras de fibras curtas
US9260464B2 (en) 2009-09-25 2016-02-16 Michael A. Lake Process for recovering lignin
US9879119B2 (en) 2009-09-25 2018-01-30 Michael A. Lake Lignin product and process for making same
EP2536798B1 (de) 2010-02-15 2022-04-27 Suzano Canada Inc. Bindemittelzusammensetzungen mit ligninderivaten
CA2798268C (en) * 2010-02-15 2019-02-12 Lignol Innovations Ltd. Carbon fibre compositions comprising lignin derivatives
PL3401410T3 (pl) 2010-06-26 2021-11-29 Virdia, Llc Sposoby wytwarzania mieszanek cukrów
IL206678A0 (en) 2010-06-28 2010-12-30 Hcl Cleantech Ltd A method for the production of fermentable sugars
IL207329A0 (en) 2010-08-01 2010-12-30 Robert Jansen A method for refining a recycle extractant and for processing a lignocellulosic material and for the production of a carbohydrate composition
AT510812A1 (de) * 2010-10-29 2012-06-15 Annikki Gmbh Verfahren zur gewinnung von lignin
FI123086B (fi) * 2011-02-28 2012-10-31 Aalto Korkeakoulusaeaetioe Menetelmä kemikaalien talteenottamiseksi
EP2688959A4 (de) 2011-03-24 2014-09-10 Lignol Innovations Ltd Zusammensetzungen aus einer lignozellulose-biomasse und einem organischen lösungsmittel
US9512495B2 (en) 2011-04-07 2016-12-06 Virdia, Inc. Lignocellulose conversion processes and products
EP2597100A1 (de) * 2011-11-28 2013-05-29 Annikki GmbH Verfahren zur Gewinnung von niedermolekularem Lignin (NML)
BR112014027478B1 (pt) 2012-05-03 2019-07-02 Virdia, Inc. Métodos de processamento de materiais lingnocelulósicos
US9657146B2 (en) 2013-03-14 2017-05-23 Virdia, Inc. Methods for treating lignocellulosic materials
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
WO2014179777A1 (en) 2013-05-03 2014-11-06 Virdia, Inc. Methods for preparing thermally stable lignin fractions
CN105377958B (zh) 2013-05-03 2019-01-01 威尔迪亚公司 用于处理木质纤维素材料的方法
WO2015086772A1 (en) * 2013-12-12 2015-06-18 Annikki Gmbh Process for lignin purification and isolation
CN109851814B (zh) * 2014-07-09 2022-03-11 威尔迪亚有限责任公司 用于从黑液中分离和精制木质素的方法及其组合物
CN116479671A (zh) * 2018-05-28 2023-07-25 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
CN115819796B (zh) * 2022-12-29 2024-08-13 浙江科技学院 一种高效分离有机酸木质素的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2331154A (en) * 1939-02-07 1943-10-05 Adkins Homer Process of hydrogenating lignin
US3223697A (en) * 1960-08-12 1965-12-14 Frank J Ball Precipitated lignin and products containing same and the production thereof
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
JPS5279560A (en) * 1975-12-25 1977-07-04 Nittan Co Ltd Method of treating waste pulp liquid
SE8204365L (sv) * 1981-07-23 1983-01-24 Domtar Inc Sett for behandling av restlut fran en alkalisk massakokningsprocess av lignocellulosamaterial
AU3309684A (en) * 1984-09-17 1986-03-27 Paszner, L. Hydrolytic decomposition of lignocellulosic and starch materials

Also Published As

Publication number Publication date
PT83678B (pt) 1989-09-14
NO864399L (no) 1987-05-06
EP0224721B1 (de) 1991-06-05
FI864353A (fi) 1987-05-06
EP0224721A1 (de) 1987-06-10
FI88922C (fi) 1993-07-26
NZ218126A (en) 1988-07-28
FI864353A0 (fi) 1986-10-27
MX4260A (es) 1994-02-28
FI88922B (fi) 1993-04-15
ATE64140T1 (de) 1991-06-15
NO864399D0 (no) 1986-11-04
PT83678A (en) 1986-12-01
JP2526220B2 (ja) 1996-08-21
NO176251B (no) 1994-11-21
AU6480186A (en) 1987-05-07
CA1267648A (en) 1990-04-10
ES2023110B3 (es) 1992-01-01
NO176251C (no) 1995-03-01
BR8605430A (pt) 1987-08-11
AU606850B2 (en) 1991-02-21
AU4602593A (en) 1993-12-23
DE3679640D1 (de) 1991-07-11
JPS62110994A (ja) 1987-05-22
AU6794690A (en) 1991-03-07
AU5607396A (en) 1996-08-22

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