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PT2776621T - Método para separação de lignina do licor negro envolvendo múltiplos passos de acidificação - Google Patents

Método para separação de lignina do licor negro envolvendo múltiplos passos de acidificação

Info

Publication number
PT2776621T
PT2776621T PT118754969T PT11875496T PT2776621T PT 2776621 T PT2776621 T PT 2776621T PT 118754969 T PT118754969 T PT 118754969T PT 11875496 T PT11875496 T PT 11875496T PT 2776621 T PT2776621 T PT 2776621T
Authority
PT
Portugal
Prior art keywords
black liquor
involving multiple
lignin separation
acidification steps
multiple acidification
Prior art date
Application number
PT118754969T
Other languages
English (en)
Inventor
Tomani Per
Öhman Fredrik
Wallmo Henrik
Wimby Martin
Svensson Mattias
Akerlund Lars-Erik
Original Assignee
Valmet Oy
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 Valmet Oy filed Critical Valmet Oy
Publication of PT2776621T publication Critical patent/PT2776621T/pt

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
    • 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
    • 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
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
    • C08H8/00—Macromolecular compounds derived from lignocellulosic materials
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L97/00—Compositions of lignin-containing materials
    • C08L97/005—Lignin
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
    • C08L2205/18—Spheres
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Paper (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
PT118754969T 2011-11-11 2011-11-11 Método para separação de lignina do licor negro envolvendo múltiplos passos de acidificação PT2776621T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE2011/051360 WO2013070130A1 (en) 2011-11-11 2011-11-11 Method for lignin separation from black liquor involving multiple acidification steps

Publications (1)

Publication Number Publication Date
PT2776621T true PT2776621T (pt) 2016-11-07

Family

ID=48290375

Family Applications (1)

Application Number Title Priority Date Filing Date
PT118754969T PT2776621T (pt) 2011-11-11 2011-11-11 Método para separação de lignina do licor negro envolvendo múltiplos passos de acidificação

Country Status (7)

Country Link
US (1) US9175438B2 (pt)
EP (1) EP2776621B1 (pt)
BR (1) BR112014011392B1 (pt)
CA (1) CA2855127C (pt)
ES (1) ES2600509T3 (pt)
PT (1) PT2776621T (pt)
WO (1) WO2013070130A1 (pt)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9266917B2 (en) * 2011-06-22 2016-02-23 Valmet Ab Method for lignin separation from black liquor having multiple acidification steps
PT2825698T (pt) * 2012-03-16 2017-01-12 Valmet Oy Método para separação de lenhina de licor negro
FI127010B (en) * 2012-08-24 2017-09-29 Upm Kymmene Corp A method for recovering low molecular weight lignin from a filtrate
US9902816B2 (en) 2013-08-09 2018-02-27 Suncoal Industries Gmbh Method for extracting lignin from black liquor and products produced thereby
FI20135842A7 (fi) * 2013-08-19 2015-02-20 Valmet Technologies Oy Menetelmä ja järjestelmä ligniinin käsittelemiseksi
DE102014215807B3 (de) * 2014-08-08 2015-12-24 Suncoal Industries Gmbh Verfahren zur Gewinnung eines stabilisierten Lignins mit definierter Korngrößenverteilung aus einer Lignin beinhaltenden Flüssigkeit
SE539887C2 (en) * 2014-10-03 2018-01-02 Stora Enso Oyj A method to purify lignin from Sulfur by using an electric field
EP3583223A4 (en) 2017-02-16 2020-12-23 Sweetwater Energy, Inc. HIGH PRESSURE ZONE TRAINING FOR PRETREATMENT
WO2019241413A1 (en) * 2018-06-12 2019-12-19 Domtar Paper Company, Llc Methods and processes for lignin isolation/extraction
WO2019241408A1 (en) * 2018-06-12 2019-12-19 Domtar Paper Company, Llc Methods and processes for lignin isolation/extraction
CA3160485A1 (en) 2019-12-06 2022-06-10 Basf Se Method for preparation of lignin oligomers
FI129507B (en) 2019-12-20 2022-03-31 Andritz Oy A method of removing volatile compounds from a lignin-containing material, use of a distillation method, and a lignin-containing material
US11692000B2 (en) * 2019-12-22 2023-07-04 Apalta Patents OÜ Methods of making specialized lignin and lignin products from biomass
US11866456B2 (en) * 2020-07-14 2024-01-09 Liquid Lignin Company Process for treating lignin
US20240010792A1 (en) 2020-12-07 2024-01-11 Basf Se Aqueous lactam solution of lignin
ES3010807T3 (en) 2020-12-23 2025-04-04 Basf Se Binder composition comprising polyamine(s) as well as 1,3 -dihydroxyacetone, glycolaldehyde and/or glyceraldehyde for composite articles
WO2022136614A1 (en) 2020-12-23 2022-06-30 Basf Se Binder composition comprising polyamine(s) and hydroxyacetone for composite articles
SE2150840A1 (en) * 2021-06-30 2022-12-31 Valmet Oy Method and system for lignin production

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB664811A (en) * 1944-08-21 1952-01-16 Smith Paper Mills Ltd Howard Improvements in the recovery of lignin from black liquor
US4764596A (en) * 1985-11-05 1988-08-16 Repap Technologies Inc. Recovery of lignin
US5777068A (en) * 1994-09-13 1998-07-07 Nippon Zeon Co., Ltd. Photosensitive polyimide resin composition
WO2004013409A1 (en) 2002-07-25 2004-02-12 Coffin World Water Systems Apparatus and method for treating black liquor
SE0300434D0 (sv) * 2003-02-18 2003-02-18 Kiram Ab Crude tall oil recovery in alkaline pulp mills
US8172981B2 (en) 2004-09-14 2012-05-08 Lignoboost Ab Separating lignin from black liquor by precipitation, suspension and separation
SE0402201D0 (sv) 2004-09-14 2004-09-14 Stfi Packforsk Ab Method for separating lignin from black liquor
SE0402437D0 (sv) 2004-10-07 2004-10-07 Stfi Packforsk Ab Method for separating lignin from a lignin containing liquid/slurry
WO2009028969A1 (en) 2007-08-31 2009-03-05 Biojoule Ltd Lignin and other products isolated from plant material, and methods and compositions therefor
EP2094768A4 (en) * 2006-12-22 2010-04-14 Kiram Ab PROCESS FOR RECOVERING LOW SODIUM LIGNIN FUEL FROM BLACK LAUNDRY
WO2010143997A1 (en) * 2009-06-10 2010-12-16 Metso Power Ab Method for precipitating lignin from black liquor by utilizing waste gases
US9260464B2 (en) 2009-09-25 2016-02-16 Michael A. Lake Process for recovering lignin

Also Published As

Publication number Publication date
US20150075738A1 (en) 2015-03-19
BR112014011392A8 (pt) 2018-12-18
WO2013070130A1 (en) 2013-05-16
CA2855127C (en) 2019-04-16
ES2600509T3 (es) 2017-02-09
EP2776621A1 (en) 2014-09-17
BR112014011392A2 (pt) 2017-04-25
EP2776621A4 (en) 2015-06-24
EP2776621B1 (en) 2016-07-27
US9175438B2 (en) 2015-11-03
CA2855127A1 (en) 2013-05-16
BR112014011392B1 (pt) 2020-11-10

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