UY34149A - Metodo para purificar lignina - Google Patents

Metodo para purificar lignina

Info

Publication number
UY34149A
UY34149A UY0001034149A UY34149A UY34149A UY 34149 A UY34149 A UY 34149A UY 0001034149 A UY0001034149 A UY 0001034149A UY 34149 A UY34149 A UY 34149A UY 34149 A UY34149 A UY 34149A
Authority
UY
Uruguay
Prior art keywords
mixture
enzyme
enzymatic treatment
treatment
value
Prior art date
Application number
UY0001034149A
Other languages
English (en)
Inventor
Garoff Niklas
Carl-Ola Danielsson
Ekman Kalle
Original Assignee
Stora Enso Oyj
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 Stora Enso Oyj filed Critical Stora Enso Oyj
Publication of UY34149A publication Critical patent/UY34149A/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07G—COMPOUNDS OF UNKNOWN CONSTITUTION
    • C07G1/00—Lignin; Lignin derivatives
    • 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
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C08J11/105—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with enzymes
    • 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
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P19/00—Preparation of compounds containing saccharide radicals
    • C12P19/14—Preparation of compounds containing saccharide radicals produced by the action of a carbohydrase (EC 3.2.x), e.g. by alpha-amylase, e.g. by cellulase, hemicellulase
    • 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)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Zoology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microbiology (AREA)
  • Biotechnology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Sustainable Development (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Enzymes And Modification Thereof (AREA)

Abstract

Un método para producir un producto de lignina purificada mediante un tratamiento enzimático, cuyo método comprende los pasos de: -proporcionar una mezcla que contenga lignina, ajustando y/o manteniendo el valor del pH de dicha mezcla en un valor óptimo para el tratamiento enzimático; -agregar al menos una enzima a dicha mezcla, donde dicha al menos una enzima esté dirigida a hidrolizar los carbohidratos presentes en dicha mezcla; -ajustar y/o mantener la mezcla en una temperatura óptima de trabajo, durante un período de tiempo óptimo de reacción para el tratamiento enzimático; y ?terminar el tratamiento enzimático.
UY0001034149A 2011-06-30 2012-06-21 Metodo para purificar lignina UY34149A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1150609A SE1150609A1 (sv) 2011-06-30 2011-06-30 Förfarande för rening av lignin

Publications (1)

Publication Number Publication Date
UY34149A true UY34149A (es) 2013-01-03

Family

ID=47424384

Family Applications (1)

Application Number Title Priority Date Filing Date
UY0001034149A UY34149A (es) 2011-06-30 2012-06-21 Metodo para purificar lignina

Country Status (5)

Country Link
AR (1) AR086801A1 (es)
SE (1) SE1150609A1 (es)
TW (1) TW201302278A (es)
UY (1) UY34149A (es)
WO (1) WO2013002708A1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150322104A1 (en) * 2013-01-24 2015-11-12 Panu Tikka Method for producing high purity lignin
EP3215542B1 (en) 2014-11-12 2021-10-20 Renmatix, Inc. Method of coalescing a substance
WO2016170158A1 (en) * 2015-04-24 2016-10-27 Bene Pharmachem Gmbh & Co. Kg Method of detecting and/or quantifying pentosan polysulfate sodium
FI127740B (en) 2015-05-29 2019-01-15 Upm Kymmene Corp Method and apparatus for forming a lignin fraction and lignin composition and use thereof

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7699958B2 (en) * 2006-11-27 2010-04-20 Ut-Battelle, Llc Method for improving separation of carbohydrates from wood pulping and wood or biomass hydrolysis liquors
BRPI0919771A2 (pt) * 2008-10-17 2015-08-18 Mascoma Corp Produção de lignina pura a partir de biomassa ligno celulósica
US20120138546A1 (en) * 2009-07-13 2012-06-07 Andrea Bonanni High Temperature Lignin Separation Process

Also Published As

Publication number Publication date
TW201302278A (zh) 2013-01-16
AR086801A1 (es) 2014-01-22
WO2013002708A1 (en) 2013-01-03
SE1150609A1 (sv) 2012-12-31

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Legal Events

Date Code Title Description
109 Application deemed to be withdrawn

Effective date: 20201020