BR112012030594A2 - processo para remover lignina de licor negro - Google Patents

processo para remover lignina de licor negro

Info

Publication number
BR112012030594A2
BR112012030594A2 BR112012030594A BR112012030594A BR112012030594A2 BR 112012030594 A2 BR112012030594 A2 BR 112012030594A2 BR 112012030594 A BR112012030594 A BR 112012030594A BR 112012030594 A BR112012030594 A BR 112012030594A BR 112012030594 A2 BR112012030594 A2 BR 112012030594A2
Authority
BR
Brazil
Prior art keywords
black liquor
lignin
remove black
remove
liquor lignin
Prior art date
Application number
BR112012030594A
Other languages
English (en)
Portuguese (pt)
Inventor
Lamfeddal Kouisni
Michael Paleologou
Original Assignee
Fpinnovations
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 Fpinnovations filed Critical Fpinnovations
Publication of BR112012030594A2 publication Critical patent/BR112012030594A2/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
    • D21C11/0057—Oxidation of liquors, e.g. in order to reduce the losses of sulfur compounds, followed by evaporation or combustion if the liquor in question is a black liquor
    • 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
    • C07—ORGANIC CHEMISTRY
    • C07G—COMPOUNDS OF UNKNOWN CONSTITUTION
    • C07G1/00—Low-molecular-weight derivatives of lignin
    • 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

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)
  • Compounds Of Unknown Constitution (AREA)
BR112012030594A 2010-06-03 2011-05-31 processo para remover lignina de licor negro BR112012030594A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US35096910P 2010-06-03 2010-06-03
PCT/CA2011/000654 WO2011150508A1 (en) 2010-06-03 2011-05-31 Method for separating lignin from black liquor

Publications (1)

Publication Number Publication Date
BR112012030594A2 true BR112012030594A2 (pt) 2016-08-16

Family

ID=45063558

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012030594A BR112012030594A2 (pt) 2010-06-03 2011-05-31 processo para remover lignina de licor negro

Country Status (11)

Country Link
US (3) US8771464B2 (https=)
EP (1) EP2576662B1 (https=)
JP (1) JP5898677B2 (https=)
CN (1) CN103154097B (https=)
BR (1) BR112012030594A2 (https=)
CA (1) CA2799798C (https=)
CL (1) CL2012003376A1 (https=)
ES (1) ES2854725T3 (https=)
PL (1) PL2576662T3 (https=)
PT (1) PT2576662T (https=)
WO (1) WO2011150508A1 (https=)

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US11220446B2 (en) 2017-03-09 2022-01-11 Fpinnovations Process for producing an anionic lignin copolymer under aqueous acid conditions
FI129362B (fi) * 2017-05-16 2021-12-31 Andritz Oy Menetelmä kemiallisen massan tuottamiseksi
CN109485871B (zh) * 2017-09-09 2021-03-05 中国石油化工股份有限公司 一种高活性酶解木质素及其制备方法
CN108455754B (zh) * 2018-02-24 2022-01-07 北京林业大学 一种水热酸解用于处理植物原料预水解液的方法
WO2019165443A1 (en) * 2018-02-26 2019-08-29 The Texas A&M University System Lignin fractionation and fabrication for quality carbon fiber
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
AT521179B1 (de) 2018-06-15 2019-11-15 Papierholz Austria Gmbh Verfahren zur Isolierung von Lignin aus einem alkalischen Prozessstrom
CN109054045B (zh) * 2018-08-13 2021-05-07 南京工业大学 一种亚微米木质素的制备方法
JP6662423B1 (ja) * 2018-09-06 2020-03-11 日本製紙株式会社 リグニンを分離する方法
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EP3693508A1 (en) * 2019-02-08 2020-08-12 Scitech-service OY Method for lignin production
CN110372883B (zh) * 2019-08-14 2021-01-01 南京工业大学 一种从黑液中提取木质素和硅酸的方法
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US11752660B2 (en) 2019-08-26 2023-09-12 Walker Industries Holdings Limited Aqueous wax emulsions and dispersions and uses thereof
SE2050074A1 (en) * 2020-01-28 2021-01-29 Soedra Skogsaegarna Ekonomisk Foerening Process for producing one, or more, compounds
CA3170437A1 (en) * 2020-03-03 2021-09-10 Robert C. CASAD High solids alkaline oxidation and biomethane conversion of residual lignin
JP2021155661A (ja) * 2020-03-30 2021-10-07 日本製紙株式会社 ソーダリグニンの分離方法
US11866456B2 (en) * 2020-07-14 2024-01-09 Liquid Lignin Company Process for treating lignin
CN111771454B (zh) * 2020-08-24 2023-09-12 山东农业大学 一种基于造纸黑液制备的水稻耐盐种子包衣组分及其应用方法
US20240052530A1 (en) * 2020-08-25 2024-02-15 The Texas A&M University System Lignin Fractionation and Fabrication for Quality Carbon Fiber
RU2756631C1 (ru) * 2020-10-12 2021-10-04 Федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный университет промышленных технологий и дизайна" Способ удаления лигноуглеводного комплекса из черного щелока производства сульфатной целлюлозы (3 варианта)
SE545888C2 (en) * 2021-07-15 2024-03-05 Suncarbon Ab Treating black liquor with bio-oil acids for lignin recovery
WO2023015325A1 (en) 2021-08-06 2023-02-09 Lignorganic (Pty) Ltd System and method for obtaining lignin and carboxylic acid from byproducts of pulping processes
JP2023168903A (ja) * 2022-05-16 2023-11-29 日華化学株式会社 クラフトリグニンの精製方法
WO2024187276A1 (en) * 2023-03-14 2024-09-19 Fpinnovations Improved process for the extraction of kraft lignin from hardwood and eucalyptus black liquors
CN116715865A (zh) * 2023-04-21 2023-09-08 天津科技大学 一种提高麦草生物化学机械浆废液木素产品质量的方法
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Also Published As

Publication number Publication date
CN103154097A (zh) 2013-06-12
ES2854725T3 (es) 2021-09-22
US20150096697A1 (en) 2015-04-09
US20110297340A1 (en) 2011-12-08
US8940130B2 (en) 2015-01-27
CL2012003376A1 (es) 2013-01-25
EP2576662B1 (en) 2020-11-18
JP5898677B2 (ja) 2016-04-06
CN103154097B (zh) 2017-01-18
EP2576662A4 (en) 2014-09-03
US9091023B2 (en) 2015-07-28
JP2013527339A (ja) 2013-06-27
EP2576662A1 (en) 2013-04-10
PT2576662T (pt) 2021-02-16
PL2576662T3 (pl) 2021-09-27
US8771464B2 (en) 2014-07-08
CA2799798A1 (en) 2011-12-08
WO2011150508A1 (en) 2011-12-08
US20140256920A1 (en) 2014-09-11
CA2799798C (en) 2015-01-20

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B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B12B Appeal against refusal [chapter 12.2 patent gazette]
B350 Update of information on the portal [chapter 15.35 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 31/05/2011, OBSERVADAS AS CONDICOES LEGAIS. PATENTE CONCEDIDA CONFORME ADI 5.529/DF, QUE DETERMINA A ALTERACAO DO PRAZO DE CONCESSAO.