BR8405541A - Processo para a producao de lignino mediante precipitacao de solucoes de lignino alcalinas - Google Patents

Processo para a producao de lignino mediante precipitacao de solucoes de lignino alcalinas

Info

Publication number
BR8405541A
BR8405541A BR8405541A BR8405541A BR8405541A BR 8405541 A BR8405541 A BR 8405541A BR 8405541 A BR8405541 A BR 8405541A BR 8405541 A BR8405541 A BR 8405541A BR 8405541 A BR8405541 A BR 8405541A
Authority
BR
Brazil
Prior art keywords
lignine
alkaline
precipitation
solutions
production
Prior art date
Application number
BR8405541A
Other languages
English (en)
Inventor
Eugen Edel
Josef Feckl
Clemens Grambow
Albert Huber
Dietrich Wabner
Original Assignee
Md Organocell
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 Md Organocell filed Critical Md Organocell
Publication of BR8405541A publication Critical patent/BR8405541A/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
    • D21C11/0042—Fractionating or concentration of spent liquors by special methods

Landscapes

  • Compounds Of Unknown Constitution (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Paper (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
BR8405541A 1983-10-31 1984-10-30 Processo para a producao de lignino mediante precipitacao de solucoes de lignino alcalinas BR8405541A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833339449 DE3339449A1 (de) 1983-10-31 1983-10-31 Verfahren zur gewinnung von lignin aus alkalischen lignin-loesungen

Publications (1)

Publication Number Publication Date
BR8405541A true BR8405541A (pt) 1985-09-10

Family

ID=6213154

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8405541A BR8405541A (pt) 1983-10-31 1984-10-30 Processo para a producao de lignino mediante precipitacao de solucoes de lignino alcalinas

Country Status (10)

Country Link
US (1) US4584076A (pt)
EP (1) EP0140226B1 (pt)
AT (1) ATE76079T1 (pt)
BR (1) BR8405541A (pt)
CA (1) CA1269345A (pt)
DE (2) DE3339449A1 (pt)
ES (1) ES537170A0 (pt)
FI (1) FI76849C (pt)
NO (1) NO169289C (pt)
PT (1) PT79434B (pt)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1335976C (en) * 1989-05-31 1995-06-20 Mahmoud Kamran Azarniouch Recovery of naoh and other values from spent liquors and bleach plant effluents
CH687393A5 (de) * 1992-05-05 1996-11-29 Granit Sa Kochchemikalienrueckgewinnungsverfahren aus der Schwarzlauge der Zellstoffherstellung.
US5589053A (en) * 1995-11-03 1996-12-31 Huron Tech Incorporated Electrolysis process for removal of caustic in hemicellulose caustic
AT510812A1 (de) * 2010-10-29 2012-06-15 Annikki Gmbh Verfahren zur gewinnung von lignin
WO2013003941A1 (en) * 2011-07-04 2013-01-10 Hydro-Quebec Process for the treatment of black liquor
EP3080353B1 (en) * 2013-12-12 2022-01-26 Annikki GmbH Process for lignin purification and isolation
DE102014221238A1 (de) * 2014-10-20 2016-04-21 Mpg Max-Planck-Gesellschaft Zur Förderung Der Wissenschaften E.V. Verfahren zur Fällung von Lignin aus Organosolv-Kochlaugen
FI128466B (en) * 2016-03-29 2020-05-29 Ch Bioforce Oy Process for the preparation of hemicellulose extracts
RU2641901C1 (ru) * 2016-11-22 2018-01-23 федеральное государственное автономное образовательное учреждение высшего образования "Южный федеральный университет" (Южный федеральный университет) Способ получения окисленного лигнина
DE102017115391A1 (de) * 2017-07-10 2019-01-10 Rwe Power Aktiengesellschaft Verfahren zur Gewinnung von Huminstoffen und Einrichtung zur Durchführung des Verfahrens
HRP20190259A2 (hr) 2019-02-07 2020-08-21 Marinko Mikulić Kontinuirani postupak proizvodnje celulozne pulpe iz travnatih sirovina
EP3722501A1 (de) * 2019-04-12 2020-10-14 Lenzing Aktiengesellschaft Verfahren zur rückgewinnung von alkalischer lösung, sowie verfahren zur herstellung regenerierter cellulosischer formkörper umfassend ein solches verfahren
KR102140217B1 (ko) * 2020-01-30 2020-07-31 구동찬 활성화 미네랄 용액의 제조 방법

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE507969C (de) * 1927-05-13 1930-09-22 Gustaf Haglund Verfahren zur Gewinnung von Zellstoff
US2354553A (en) * 1940-01-10 1944-07-25 Daniel L Sherk Method of recovering constituents of waste sulphite liquor
FR1071173A (fr) * 1952-10-28 1954-08-26 Monsanto Chemicals Perfectionnements relatifs à un procédé d'obtention de produits intéressants de dégradation oxydante à partir d'une forme de lignine
US3440159A (en) * 1965-08-26 1969-04-22 Ionics Separation of un-ionized substances by electro-osmosis
US3897319A (en) * 1971-05-03 1975-07-29 Carus Corp Recovery and recycle process for anodic oxidation of benzene to quinone
US3905886A (en) * 1974-09-13 1975-09-16 Aqua Chem Inc Ultrafiltration and electrodialysis method and apparatus
US4049490A (en) * 1976-02-23 1977-09-20 Veniamin Petrovich Zaplatin Electrodialysis of bleaching effluent
US4043896A (en) * 1976-03-25 1977-08-23 Aqua-Chem, Inc. Ultrafiltration and electrodialysis apparatus
US4140615A (en) * 1977-03-28 1979-02-20 Olin Corporation Cell and process for electrolyzing aqueous solutions using a porous anode separator
GB2038872B (en) * 1978-10-06 1983-01-26 Asahi Chemical Ind Electrolytic process for preparing nitrites
DE2855052A1 (de) * 1978-12-20 1980-06-26 Nicolaus Md Papier Verfahren und vorrichtung zum kontinuierlichen aufschliessen von pflanzenfasermaterial
US4273628A (en) * 1979-05-29 1981-06-16 Diamond Shamrock Corp. Production of chromic acid using two-compartment and three-compartment cells
US4476025A (en) * 1983-05-09 1984-10-09 The United States Of America As Represented By The United States Department Of Energy Separation of certain carboxylic acids utilizing cation exchange membranes

Also Published As

Publication number Publication date
NO169289C (no) 1992-06-03
PT79434B (en) 1986-09-15
ES8506820A1 (es) 1985-08-16
FI843766A0 (fi) 1984-09-25
DE3339449A1 (de) 1985-05-09
NO169289B (no) 1992-02-24
EP0140226B1 (de) 1992-05-13
EP0140226A3 (en) 1988-08-31
NO843879L (no) 1985-05-02
EP0140226A2 (de) 1985-05-08
PT79434A (en) 1984-11-01
DE3485719D1 (de) 1992-06-17
ATE76079T1 (de) 1992-05-15
FI76849C (fi) 1988-12-12
ES537170A0 (es) 1985-08-16
CA1269345A (en) 1990-05-22
US4584076A (en) 1986-04-22
FI843766L (fi) 1985-05-01
FI76849B (fi) 1988-08-31
DE3339449C2 (pt) 1987-12-03

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 30/10/99