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BR9711899A - Processo para a co-produ-Æo de polpa para dissolu-Æo e xilana - Google Patents

Processo para a co-produ-Æo de polpa para dissolu-Æo e xilana

Info

Publication number
BR9711899A
BR9711899A BR9711899A BR9711899A BR9711899A BR 9711899 A BR9711899 A BR 9711899A BR 9711899 A BR9711899 A BR 9711899A BR 9711899 A BR9711899 A BR 9711899A BR 9711899 A BR9711899 A BR 9711899A
Authority
BR
Brazil
Prior art keywords
xylan
pulp
dissolution
production
Prior art date
Application number
BR9711899A
Other languages
English (en)
Inventor
John Anthony Hyatt
Richard William Fengl
Kevin Joseph Edgar
Maria Teresa Alvarez-Wright
Original Assignee
Eastman Chem Co
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 Eastman Chem Co filed Critical Eastman Chem Co
Publication of BR9711899A publication Critical patent/BR9711899A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
    • C08B37/0057—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Xylans, i.e. xylosaccharide, e.g. arabinoxylan, arabinofuronan, pentosans; (beta-1,3)(beta-1,4)-D-Xylans, e.g. rhodymenans; Hemicellulose; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • 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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/005—Treatment of cellulose-containing material with microorganisms or enzymes
    • 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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Materials Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Molecular Biology (AREA)
  • Organic Chemistry (AREA)
  • Microbiology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
BR9711899A 1996-10-11 1997-10-10 Processo para a co-produ-Æo de polpa para dissolu-Æo e xilana BR9711899A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US3279196P 1996-10-11 1996-10-11
US08/942,500 US6057438A (en) 1996-10-11 1997-10-02 Process for the co-production of dissolving-grade pulp and xylan
PCT/US1997/018834 WO1998016682A2 (en) 1996-10-11 1997-10-10 Process for the co-production of dissolving-grade pulp and xylan

Publications (1)

Publication Number Publication Date
BR9711899A true BR9711899A (pt) 1999-08-24

Family

ID=26708889

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9711899A BR9711899A (pt) 1996-10-11 1997-10-10 Processo para a co-produ-Æo de polpa para dissolu-Æo e xilana

Country Status (6)

Country Link
US (1) US6057438A (pt)
JP (1) JP2001504166A (pt)
BR (1) BR9711899A (pt)
CA (1) CA2267985A1 (pt)
SE (1) SE9901246L (pt)
WO (1) WO1998016682A2 (pt)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6331354B1 (en) 1996-08-23 2001-12-18 Weyerhaeuser Company Alkaline pulp having low average degree of polymerization values and method of producing the same
US6471727B2 (en) 1996-08-23 2002-10-29 Weyerhaeuser Company Lyocell fibers, and compositions for making the same
US6306334B1 (en) 1996-08-23 2001-10-23 The Weyerhaeuser Company Process for melt blowing continuous lyocell fibers
EP0981639B1 (en) * 1997-02-28 2003-11-26 Novozymes A/S Method for producing cellulose derivatives
JP2002510203A (ja) 1997-06-10 2002-04-02 キシロフィン オイ 製紙等級の硬木パルプからのキシロースの製造方法
AU9778398A (en) * 1997-10-01 1999-04-23 Weyerhaeuser Company Cellulose treatment and the resulting product
US6686464B1 (en) * 1999-04-26 2004-02-03 Bki Holding Corporation Cellulose ethers and method of preparing the same
AU2002220070A1 (en) * 2000-11-01 2002-05-15 Bki Holding Corporation Cellulose ethers and method of preparing the same
FI111960B (fi) * 2000-12-28 2003-10-15 Danisco Sweeteners Oy Erotusmenetelmä
DE10109502A1 (de) 2001-02-28 2002-09-12 Rhodia Acetow Gmbh Verfahren zum Abtrennen von Hemicellulosen aus hemicellulosehaltiger Biomasse sowie die mit dem Verfahren erhältliche Biomasse und Hemicellulose
US7005514B2 (en) * 2002-10-16 2006-02-28 International Paper Company Process for preparing microcrystalline cellulose
SE0300801D0 (sv) * 2003-03-21 2003-03-21 Paul Gatenholm Polymeric film or coating comprising hemicellulose
CN108486086A (zh) 2003-07-02 2018-09-04 维莱尼姆公司 葡聚糖酶，编码它们的核酸以及制备和使用它们的方法
WO2005021714A2 (en) 2003-08-11 2005-03-10 Diversa Corporation Laccases, nucleic acids encoding them and methods for making and using them
US7812153B2 (en) * 2004-03-11 2010-10-12 Rayonier Products And Financial Services Company Process for manufacturing high purity xylose
US20060016751A1 (en) * 2004-07-23 2006-01-26 Rayonier Products And Financial Services Company Method of concentrating pulp mill extracts
US20060287517A1 (en) * 2005-06-16 2006-12-21 Linfu Wang Preparation of wood pulps with caustic pretreatment for use in the manufacture of cellulose acetates and other organic esters
FI122975B (fi) * 2005-12-05 2012-09-28 Upm Kymmene Corp Menetelmä paperin ja kartongin valmistamiseksi
EP2548956A1 (en) 2006-02-14 2013-01-23 Verenium Corporation Xylanases, nucleic acids encoding them and methods for making and using them
WO2007120091A1 (en) * 2006-03-16 2007-10-25 Stfi-Packforsk Ab Method for separating polymeric pentose from a liquid/slurry
EP2069389B1 (en) 2006-08-04 2014-10-08 BP Corporation North America Inc. Glucanases, nucleic acids encoding them and methods for making and using them
JP5467041B2 (ja) * 2007-05-23 2014-04-09 アルバータ イノヴェイツ−テクノロジー フューチャーズ セルロース繊維の脱ガム方法
MX2010003600A (es) 2007-10-03 2010-12-14 Verenium Corp Xilanasas, acidos nucleicos que las codifican, y metodos para hacerlas y usarlas.
JP5456979B2 (ja) * 2008-02-06 2014-04-02 旭化成ケミカルズ株式会社 低反応性β−グルカンの製造方法
FI121237B (fi) * 2008-10-21 2010-08-31 Danisco Menetelmä ksyloosin ja liukosellun tuottamiseksi
WO2010104458A1 (en) * 2009-03-09 2010-09-16 Kiram Ab A shaped cellulose manufacturing process combined with a pulp mill recovery system
TW201114907A (en) * 2009-08-06 2011-05-01 Annikki Gmbh Process for the production of carbohydrate cleavage products from a lignocellulosic material
WO2011126369A1 (en) * 2010-04-09 2011-10-13 Stichting Dienst Landbouwkundig Onderzoek Acetic acid based refining process of biomass
KR20110123184A (ko) 2010-05-06 2011-11-14 바히아 스페셜티 셀룰로스 에스에이 높은 알파 용해 펄프 제조를 위한 방법 및 시스템
FI126842B (fi) * 2010-06-07 2017-06-15 Aalto Univ Found Uusi menetelmä mikroselluloosan valmistamiseksi
US8980050B2 (en) 2012-08-20 2015-03-17 Celanese International Corporation Methods for removing hemicellulose
WO2012102896A2 (en) * 2011-01-24 2012-08-02 Buckman Laboratories International, Inc. Processes and systems for enzymatically isolating lignin and other bioproducts from herbaceous plants
WO2013041685A1 (en) * 2011-09-21 2013-03-28 Shell Internationale Research Maatschappij B.V. Process for the conversion of a xylan-containing feed
US20140048221A1 (en) * 2012-08-20 2014-02-20 Celanese International Corporation Methods for extracting hemicellulose from a cellulosic material
BR102013031788A2 (pt) * 2013-12-10 2016-05-24 César Augusto Dumont Labuto processo e produtos para resistência material (física, química e biológica) a variações de temperatura e pressão (naturais, acidentais ou controladas), ao calor e ao fogo, ao contágio, criação, consumo e propagação destes, à degradação de materiais, à combustão, à pirofagia, à volatização, à emissão de gases, à liberação de carbono, ao centelhamento e à explosão, bem como para permitir a síntese controlada de estruturas, incarbonização, termo impressões e o seu uso
CN104404105A (zh) * 2014-11-07 2015-03-11 宜宾雅泰生物科技有限公司 以粘胶纤维压榨液为原料生产饲料级低聚木糖的膜浓缩工艺
CN104404104A (zh) * 2014-11-07 2015-03-11 宜宾雅泰生物科技有限公司 一种粘胶纤维压榨碱液制备食品级低聚木糖的方法
CA2965427A1 (en) * 2014-11-17 2016-05-26 Novozymes A/S Enzymatic process combined with hot caustic extraction for the removal of hemicelluloses from paper-grade pulp
US20170166662A1 (en) * 2015-07-22 2017-06-15 Glucan Biorenewables, Llc High purity cellulose compositions and production methods
PL3416740T3 (pl) 2016-02-19 2021-05-17 Intercontinental Great Brands Llc Procesy tworzenia wielu strumieni wartości ze źródeł biomasy
EP3559207A4 (en) 2016-12-21 2020-08-12 Creatus Biosciences Inc. XYLITOL-PRODUCING METSCHNIKOWIA SPECIES
JP2018204158A (ja) * 2017-06-09 2018-12-27 王子ホールディングス株式会社 リグノセルロース系原料からの溶解パルプの製造方法
EP3536833A1 (de) 2018-03-06 2019-09-11 Lenzing Aktiengesellschaft Lyocell-fasern ohne mannan
EP3536850A1 (de) * 2018-03-06 2019-09-11 Lenzing Aktiengesellschaft Zellstoff und lyocellformkörper mit reduziertem cellulosegehalt
FI130070B (fi) * 2018-03-07 2023-01-31 Andritz Oy Menetelmä liukosellun valmistamiseksi
KR101952316B1 (ko) * 2018-08-09 2019-02-27 무림피앤피 주식회사 용해용 펄프 제조방법
CN114402105B (zh) * 2019-07-26 2024-01-30 诺维信公司 纸浆的酶处理
JP7631954B2 (ja) * 2021-03-23 2025-02-19 株式会社レゾナック セロオリゴ糖含有組成物の製造方法及びセロオリゴ糖含有組成物
SE546238C2 (en) * 2022-06-27 2024-07-23 Valmet Oy Method for processing cellulose pulp obtained from a kraft process

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2041958A (en) * 1934-07-25 1936-05-26 Brown Co Refining cellulose fiber for conversion into cellulose derivatives
US2280307A (en) * 1938-11-25 1942-04-21 Rohm & Haas Process of manufacturing paper
SE407423B (sv) * 1974-01-16 1979-03-26 Gemass Anstalt Sett att kontinuerligt hydrolysera pentosanhaltigt material samt anordning for utovande av settet
US4075406A (en) * 1974-04-22 1978-02-21 Suomen Sokeri Osakeyhtio Process for making xylose
US4008285A (en) * 1974-04-22 1977-02-15 Melaja Asko J Process for making xylitol
JPS5159249U (pt) * 1974-11-01 1976-05-10
US4087316A (en) * 1975-09-02 1978-05-02 Cotton Incorporated Process for obtaining seed hull commodities including cellulosic fibers and xylitol
DE2737118A1 (de) * 1977-08-17 1979-03-01 Projektierung Chem Verfahrenst Verfahren zur gewinnung von zuckern, gegebenenfalls cellulose und gegebenenfalls lignin aus lignocellulosischen pflanzlichen rohstoffen
FR2571738B1 (fr) * 1984-10-17 1987-08-21 Du Pin Cellulose Fabrication enzymatique de pate a usage chimique
FR2604198B1 (fr) * 1986-09-22 1989-07-07 Du Pin Cellulose Procede de traitement d'une pate papetiere par une solution enzymatique.
US5116746A (en) * 1988-03-04 1992-05-26 Institut Armand Frappier Cellulase-free endo-xylanase enzyme of use in pulp delignification
US5179021A (en) * 1989-02-10 1993-01-12 Gil Inc. (Now Ici Canada Inc.) Pulp bleaching process comprising oxygen delignification and xylanase enzyme treatment
NZ232908A (en) * 1989-03-16 1992-06-25 Kobe Seiko Sho Kk Also Known A Lignin-degrading enzymes and their use for producing pulp from wood
US5084104A (en) * 1989-12-05 1992-01-28 Cultor, Ltd. Method for recovering xylose
PT96722A (pt) * 1990-02-12 1991-10-31 Sappi Ltd Processo para a producao de polpa a partir de um material contendo lignocelulose
AT394730B (de) * 1990-05-08 1992-06-10 Voest Alpine Ind Anlagen Verfahren zur herstellung exo- und endocellulasefreier xylanase
DK115890D0 (da) * 1990-05-09 1990-05-09 Novo Nordisk As Enzym
GB9018426D0 (en) * 1990-08-22 1990-10-03 Sandoz Ltd Improvements in or relating to novel compounds
DK175391D0 (da) * 1991-10-18 1991-10-18 Novo Nordisk As Nye enzymer
US5369024A (en) * 1992-03-25 1994-11-29 The United States Of America As Represented By The Secretary Of Agriculture Xylanase from streptomyces roseiscleroticus NRRL-11019 for removing color from kraft wood pulps
JP2807612B2 (ja) * 1993-03-12 1998-10-08 ノボ ノルディスク アクティーゼルスカブ 新規キシラナーゼ、その製造法、該キシラナーゼによるパルプ処理方法及びキシロオリゴ糖の製造法
BE1007651A3 (fr) * 1993-10-22 1995-09-05 Solvay Interox Procede pour le blanchiment d'une pate a papier chimique.
US5437992A (en) * 1994-04-28 1995-08-01 Genencor International, Inc. Five thermostable xylanases from microtetraspora flexuosa for use in delignification and/or bleaching of pulp
US5582681A (en) * 1994-06-29 1996-12-10 Kimberly-Clark Corporation Production of soft paper products from old newspaper

Also Published As

Publication number Publication date
WO1998016682A2 (en) 1998-04-23
US6057438A (en) 2000-05-02
SE9901246L (sv) 1999-06-11
CA2267985A1 (en) 1998-04-23
SE9901246D0 (sv) 1999-04-08
WO1998016682A3 (en) 1998-06-25
JP2001504166A (ja) 2001-03-27

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]