FI943870A0 - Förfarande för behandling av cellulosa - Google Patents

Förfarande för behandling av cellulosa

Info

Publication number
FI943870A0
FI943870A0 FI943870A FI943870A FI943870A0 FI 943870 A0 FI943870 A0 FI 943870A0 FI 943870 A FI943870 A FI 943870A FI 943870 A FI943870 A FI 943870A FI 943870 A0 FI943870 A0 FI 943870A0
Authority
FI
Finland
Prior art keywords
activation
ammonia
cellulose
pressure
pulp
Prior art date
Application number
FI943870A
Other languages
English (en)
Finnish (fi)
Other versions
FI943870A (sv
Inventor
Karl Bredereck
Ties Karstens
Harro Lentz
Hans Steinmeier
Original Assignee
Rhodia Ag Rhone Poulenc
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 Rhodia Ag Rhone Poulenc filed Critical Rhodia Ag Rhone Poulenc
Publication of FI943870A0 publication Critical patent/FI943870A0/sv
Publication of FI943870A publication Critical patent/FI943870A/sv

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/02—Rendering cellulose suitable for esterification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation

Landscapes

  • Chemical & Material Sciences (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)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Paper (AREA)
FI943870A 1993-09-04 1994-08-23 Förfarande för behandling av cellulosa FI943870A (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4329937A DE4329937C1 (de) 1993-09-04 1993-09-04 Verfahren zur Behandlung von Cellulose zu deren Aktivierung für nachfolgende chemische Reaktionen

Publications (2)

Publication Number Publication Date
FI943870A0 true FI943870A0 (sv) 1994-08-23
FI943870A FI943870A (sv) 1995-03-05

Family

ID=6496859

Family Applications (1)

Application Number Title Priority Date Filing Date
FI943870A FI943870A (sv) 1993-09-04 1994-08-23 Förfarande för behandling av cellulosa

Country Status (6)

Country Link
US (1) US5473061A (sv)
EP (1) EP0641802B1 (sv)
JP (1) JP2549066B2 (sv)
AT (1) ATE175678T1 (sv)
DE (2) DE4329937C1 (sv)
FI (1) FI943870A (sv)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1083454C (zh) * 1995-03-25 2002-04-24 佛恩-帕沃林·罗迪阿公司 活化多糖的方法,用该方法制备的多糖以及它们的应用
DE19628277C2 (de) * 1996-07-12 1998-07-09 Rhodia Ag Rhone Poulenc Verfahren zur Aktivierung eines Cellulose und Harnstoff enthaltenden Gemisches, aktiviertes Cellulose und Harnstoff enthaltendes Gemisch und Verwendung des aktivierten Gemisches zur Herstellung von Cellulosecarbamat
DE19646213C2 (de) * 1996-11-08 1999-02-18 Rhodia Acetow Ag Verfahren zur Herstellung von Cellulosederivaten
DE19654251A1 (de) * 1996-12-23 1998-06-25 Rhodia Ag Rhone Poulenc Verfahren zur Isolierung von Guaran aus Guar-Endosperm
FR2762603B1 (fr) * 1997-04-25 1999-07-16 Rhodia Ag Rhone Poulenc Cellulose reactive et procede de fabrication de cette cellulose
DE19742692A1 (de) * 1997-09-26 1999-04-01 Rhodia Acetow Ag Verfahren zur Aktivierung von Polysacchariden
WO1999047250A1 (de) * 1998-03-13 1999-09-23 Rhodia Acetow Gmbh Vorrichtung, verfahren und druckreaktor zur behandlung von feststoffen mit verflüssigten gasen unter druck
DE19814137A1 (de) * 1998-03-30 1999-10-14 Rhodia Acetow Ag Verfahren zum Austreiben von Ammoniak aus einem aktivierten Polysaccharid
US6176176B1 (en) * 1998-04-30 2001-01-23 Board Of Trustees Operating Michigan State University Apparatus for treating cellulosic materials
AU5022099A (en) * 1998-08-03 2000-02-28 Stake Technology Ltd. Method and apparatus for feeding a mass of particulate or fibrous material
US20030150065A1 (en) * 1998-12-30 2003-08-14 Sheng-Hsin Hu Liquid ammonia explosion treatment of wood fibers
EP1764373B1 (de) * 2005-09-17 2016-04-27 Dow Global Technologies LLC Verfahren zur Herstellung von Methylhydroxyalkylcellulose mit einer geringen Anzahl gefärbter Partikel
CA2640429C (en) * 2006-01-27 2014-04-01 University Of Massachusetts Systems and methods for producing biofuels and related materials
US8968515B2 (en) 2006-05-01 2015-03-03 Board Of Trustees Of Michigan State University Methods for pretreating biomass
US20110201091A1 (en) * 2007-08-29 2011-08-18 Board Of Trustees Of Michigan State University Production of microbial growth stimulant with ammonia fiber explosion (AFEX) pretreatment and cellulose hydrolysis
WO2008020901A2 (en) * 2006-05-01 2008-02-21 Michigan State University Separation of proteins from grasses integrated with ammonia fiber explosion (afex) pretreatment and cellulose hydrolysis
US9206446B2 (en) * 2006-05-01 2015-12-08 Board Of Trustees Of Michigan State University Extraction of solubles from plant biomass for use as microbial growth stimulant and methods related thereto
MX2008013981A (es) * 2006-05-01 2009-03-02 Univ Michigan State Proceso para el tratamiento de biomasa lignocelulosica.
US9499635B2 (en) 2006-10-13 2016-11-22 Sweetwater Energy, Inc. Integrated wood processing and sugar production
US8323923B1 (en) 2006-10-13 2012-12-04 Sweetwater Energy, Inc. Method and system for producing ethanol
CA2684007A1 (en) * 2007-04-19 2008-10-30 Mascoma Corporation Combined thermochemical pretreatment and refining of lignocellulosic biomass
CA2685177A1 (en) * 2007-05-02 2008-11-13 Mascoma Corporation Two-stage method for pretreatment of lignocellulosic biomass
US20080277082A1 (en) * 2007-05-07 2008-11-13 Andritz Inc. High pressure compressor and steam explosion pulping method
JP5520822B2 (ja) * 2007-06-20 2014-06-11 ナーガルジュナ エナジー プライベート リミテッド バイオマス成分の分離プロセス
US20090011474A1 (en) * 2007-06-20 2009-01-08 Board Of Trustees Of Michigan State University Process for producing sugars from cellulosic biomass
US20090042259A1 (en) * 2007-08-09 2009-02-12 Board Of Trustees Of Michigan State University Process for enzymatically converting a plant biomass
US20090053771A1 (en) * 2007-08-22 2009-02-26 Board Of Trustees Of Michigan State University Process for making fuels and chemicals from AFEX-treated whole grain or whole plants
WO2009045527A1 (en) * 2007-10-03 2009-04-09 Michigan State University Improved process for producing sugars and ethanol using corn stillage
CN101981199A (zh) * 2008-02-27 2011-02-23 奎特罗斯公司 通过两种微生物的顺序作用将植物材料转化为燃料和化学产品的方法
DE102008013845A1 (de) * 2008-03-12 2009-09-17 Zylum Beteiligungsgesellschaft Mbh & Co. Patente Ii Kg Verfahren zur Herstellung von Bioethanol aus lignocellulosischer Biomasse
WO2010068637A1 (en) * 2008-12-09 2010-06-17 Jerry Wayne Horton Ensiling biomass and multiple phase apparatus for hydrolyzation of ensiled biomass
BRPI1013829A2 (pt) * 2009-04-20 2019-09-24 Qteros Inc composições e métodos para fermentação de biomassa
CA2672584A1 (en) * 2009-07-17 2011-01-17 Murray J. Burke Compression apparatus and method
CA2672659A1 (en) * 2009-07-17 2011-01-17 Murray J. Burke Process apparatus with output valve and operation thereof
CA2672675A1 (en) * 2009-07-17 2011-01-17 Murray J. Burke Feeder with active flow modulator and method
CA2672674A1 (en) * 2009-07-17 2011-01-17 Murray J. Burke Compression apparatus with variable speed screw and method
ES2529510T3 (es) 2009-08-24 2015-02-20 Board Of Trustees Of Michigan State University Productos de biomasa densificada y pretratada y procedimientos de fabricación y uso de los mismos
US10457810B2 (en) 2009-08-24 2019-10-29 Board Of Trustees Of Michigan State University Densified biomass products containing pretreated biomass fibers
US8945245B2 (en) 2009-08-24 2015-02-03 The Michigan Biotechnology Institute Methods of hydrolyzing pretreated densified biomass particulates and systems related thereto
EP2333151A1 (en) * 2009-12-11 2011-06-15 Nederlandse Organisatie voor toegepast -natuurwetenschappelijk onderzoek TNO Novel method for processing lignocellulose containing material
MX341792B (es) 2010-04-19 2016-09-02 Univ Michigan State Biomasa lignocelulósica digeribles y extractos y métodos para producir la misma.
JP2012080818A (ja) * 2010-10-12 2012-04-26 Idemitsu Kosan Co Ltd 固体バイオマスの糖化前処理方法、その装置、および、固体バイオマスの糖化方法
US8444810B2 (en) 2010-11-21 2013-05-21 Aicardo Roa-Espinosa Apparatus and process for treatment of fibers
US9347074B1 (en) 2011-04-07 2016-05-24 Dennis Anthony Burke Biomass pretreatment with ammonium bicarbonate / carbonate expansion process
US8765430B2 (en) 2012-02-10 2014-07-01 Sweetwater Energy, Inc. Enhancing fermentation of starch- and sugar-based feedstocks
WO2013131015A1 (en) 2012-03-02 2013-09-06 Board Of Trustees Of Michigan State University Methods for increasing sugar yield with size-adjusted lignocellulosic biomass particles
US8563277B1 (en) 2012-04-13 2013-10-22 Sweetwater Energy, Inc. Methods and systems for saccharification of biomass
PT2836602T (pt) 2012-04-13 2019-01-11 Sweetwater Energy Inc Métodos e sistemas para sacarificação de biomassa
CA2906917A1 (en) 2013-03-15 2014-09-18 Sweetwater Energy, Inc. Carbon purification of concentrated sugar streams derived from pretreated biomass
EA025911B1 (ru) * 2013-12-23 2017-02-28 Сумгаитский Государственный Университет Способ получения активированного порошка целлюлозы
HRP20221024T1 (hr) 2014-12-09 2022-11-11 Sweetwater Energy, Inc. Brza prethodna obrada
US9422663B1 (en) 2015-11-05 2016-08-23 Aicardo Roa-Espinosa Apparatus and process for treatment of biocomponents
EP3583223A4 (en) 2017-02-16 2020-12-23 Sweetwater Energy, Inc. HIGH PRESSURE ZONES FOR PRE-TREATMENT
IT201900014373A1 (it) 2019-08-08 2021-02-08 Hammer Srl Frantumatore oleodinamico da demolizione ad elevata resistenza meccanica e facilitata intercambiabilità delle mascelle
BR112022012348A2 (pt) 2019-12-22 2022-09-13 Sweetwater Energy Inc Métodos de fazer lignina especializada e produtos de lignina da biomassa

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2290888A (en) * 1932-01-30 1942-07-28 North American Rayon Corp Cellulose activated by liquid ammonia
US4099911A (en) * 1976-06-14 1978-07-11 Cluett, Peabody & Co., Inc. Ammonia processing of fabrics-effective removal of residual ammonia
US4600590A (en) * 1981-10-14 1986-07-15 Colorado State University Research Foundation Method for increasing the reactivity and digestibility of cellulose with ammonia
DE3241720A1 (de) * 1982-11-11 1984-05-17 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von celluloseethern aus mit ammoniak aktivierter cellulose
DE3312022A1 (de) * 1983-04-02 1984-10-11 Akzo Gmbh, 5600 Wuppertal Verfahren zur herstellung von wasserunloeslichen fasern aus cellulosemonoestern der maleinsaeure, bernsteinsaeure und phthalsaeure mit einem extrem hohen absorptionsvermoegen fuer wasser und physiologische fluessigkeiten
SU1484846A1 (ru) * 1986-09-01 1989-06-07 Ivanovskij Khim T Itsnii Lubya Способ обработки целлюлозосодержащих тканей
DE4037605A1 (de) * 1990-11-27 1992-06-04 Wolff Walsrode Ag Wasserloesliche hydroxypropyl-sulfoethyl-cellulosederivate (hpsec) mit niedrigem substitutionsgrad und verfahren zu ihrer herstellung

Also Published As

Publication number Publication date
EP0641802A3 (de) 1995-10-04
EP0641802B1 (de) 1999-01-13
ATE175678T1 (de) 1999-01-15
EP0641802A2 (de) 1995-03-08
JP2549066B2 (ja) 1996-10-30
US5473061A (en) 1995-12-05
FI943870A (sv) 1995-03-05
DE59407637D1 (de) 1999-02-25
JPH07102001A (ja) 1995-04-18
DE4329937C1 (de) 1994-11-24

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