DK0531486T3 - Fremgangsmåde til omdannelse af cellulosemateriale til krystallinsk cellulose - Google Patents

Fremgangsmåde til omdannelse af cellulosemateriale til krystallinsk cellulose

Info

Publication number
DK0531486T3
DK0531486T3 DK92906975T DK92906975T DK0531486T3 DK 0531486 T3 DK0531486 T3 DK 0531486T3 DK 92906975 T DK92906975 T DK 92906975T DK 92906975 T DK92906975 T DK 92906975T DK 0531486 T3 DK0531486 T3 DK 0531486T3
Authority
DK
Denmark
Prior art keywords
pct
cellulose
converting
sec
date
Prior art date
Application number
DK92906975T
Other languages
Danish (da)
English (en)
Inventor
Edit L Braunstein
Robert L Dostie
Keith H Germano
Steve C Lamb
Christopher S Penet
Paul B Richards
Original Assignee
Genencor Int
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 Genencor Int filed Critical Genencor Int
Application granted granted Critical
Publication of DK0531486T3 publication Critical patent/DK0531486T3/da

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/02—Oxycellulose; Hydrocellulose; Cellulosehydrate, e.g. microcrystalline cellulose
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/08—Fractionation of cellulose, e.g. separation of cellulose crystallites

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Biotechnology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microbiology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Paper (AREA)
DK92906975T 1991-02-21 1992-02-21 Fremgangsmåde til omdannelse af cellulosemateriale til krystallinsk cellulose DK0531486T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US66038491A 1991-02-21 1991-02-21
PCT/US1992/001387 WO1992014760A1 (en) 1991-02-21 1992-02-21 Crystalline cellulose production

Publications (1)

Publication Number Publication Date
DK0531486T3 true DK0531486T3 (da) 2002-07-22

Family

ID=24649324

Family Applications (1)

Application Number Title Priority Date Filing Date
DK92906975T DK0531486T3 (da) 1991-02-21 1992-02-21 Fremgangsmåde til omdannelse af cellulosemateriale til krystallinsk cellulose

Country Status (11)

Country Link
US (1) US5346589A (fi)
EP (1) EP0531486B1 (fi)
JP (1) JP2580456B2 (fi)
AT (1) ATE217014T1 (fi)
AU (1) AU653212B2 (fi)
CA (1) CA2080841A1 (fi)
DE (1) DE69232584T2 (fi)
DK (1) DK0531486T3 (fi)
ES (1) ES2174830T3 (fi)
FI (1) FI924745A (fi)
WO (1) WO1992014760A1 (fi)

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AU7421698A (en) * 1998-05-14 1999-12-06 Kemestrie Inc. Process for preparing a high purity chemical-free microcrystalline cellulose from a chemically produced cellulose
US6630451B1 (en) 1999-06-29 2003-10-07 Orthomcneil Pharmaceutical, Inc. Benzimidazolone peptidometics as thrombin receptor antagonist
US6392034B1 (en) 2000-05-17 2002-05-21 Jh Biotech, Inc. Microcrystalline cellulose
KR100376203B1 (ko) * 2000-12-26 2003-03-15 한국에너지기술연구원 황산 및 황산염 첨가물을 이용한 아임계 및 초임계수내에서의 셀룰로오스의 연속분해방법
US20020139498A1 (en) * 2001-01-05 2002-10-03 Jim Matheson Method of producing microcrystalline
DE10209812A1 (de) * 2001-03-22 2002-09-26 Degussa Construction Chem Gmbh Verwendung von wasserlöslichen Polysaccharid-Derivaten als Dispergiermittel für mineralische Bindemittelsuspensionen
ATE359075T1 (de) * 2002-12-20 2007-05-15 Niconovum Ab Chemisch und physikalisch stabiles teilchenförmiges material enthaltend nikotin und microcrystalline cellulose
EP1698641B1 (en) * 2005-03-01 2011-09-28 JNC Corporation Compound selected from sulfated cellulose and salts thereof and dermatitis therapeutic agent
US20060223992A1 (en) * 2005-03-31 2006-10-05 Mengkui Luo Microcrystalline cellulose and method for making
US20060219376A1 (en) * 2005-03-31 2006-10-05 Mengkui Luo Microcrystalline cellulose and method for making
EP1998748B1 (en) 2006-03-16 2015-01-14 NicoNovum AB Improved snuff composition
ES2348843B1 (es) * 2009-05-14 2011-10-07 Blanver Farmoquimica Ltda. Procedimiento para la preparacion de celulosa microcristalina.
US9511167B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
RU2549968C2 (ru) 2009-05-28 2015-05-10 ДжиПи СЕЛЛЬЮЛОУС ГМБХ Модифицированная целлюлоза из химического крафт-волокна и способы его изготовления и использования
US9512237B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Method for inhibiting the growth of microbes with a modified cellulose fiber
US9512563B2 (en) 2009-05-28 2016-12-06 Gp Cellulose Gmbh Surface treated modified cellulose from chemical kraft fiber and methods of making and using same
AU2012268700B2 (en) * 2011-05-23 2017-02-02 Gp Cellulose Gmbh Softwood kraft fiber having improved whiteness and brightness and methods of making and using the same
US8835141B2 (en) 2011-06-09 2014-09-16 The United States Of America As Represented By The Secretary Of Agriculture Methods for integrated conversion of lignocellulosic material to sugars or biofuels and nano-cellulose
ES2844150T3 (es) 2012-01-12 2021-07-21 Gp Cellulose Gmbh Una fibra al sulfato de baja viscosidad que tiene propiedades de amarilleamiento reducidas y métodos para elaborar y usar la misma
AU2013249725B2 (en) 2012-04-18 2017-04-20 Gp Cellulose Gmbh The use of surfactant to treat pulp and improve the incorporation of kraft pulp into fiber for the production of viscose and other secondary fiber products
US20140155301A1 (en) * 2012-11-30 2014-06-05 Api Intellectual Property Holdings, Llc Processes and apparatus for producing nanocellulose, and compositions and products produced therefrom
WO2014122533A2 (en) 2013-02-08 2014-08-14 Gp Cellulose Gmbh Softwood kraft fiber having an improved a-cellulose content and its use in the production of chemical cellulose products
BR112015019882A2 (pt) 2013-03-14 2017-07-18 Gp Cellulose Gmbh fibra kraft clareada oxidada e métodos para fazer polpa kraft e fibra kraft de madeira macia e para clarear polpa kraft de celulose em sequência de branqueamento de multi-estágios
EP2968641A2 (en) 2013-03-15 2016-01-20 GP Cellulose GmbH Surface treated modified cellulose from chemical kraft fiber and methods of making and using the same
CA2904503C (en) 2013-03-15 2021-03-02 Gp Cellulose Gmbh Modified cellulose from chemical kraft fiber and methods of making and using the same
KR102180665B1 (ko) 2013-03-15 2020-11-23 게페 첼루로제 게엠베하 증대된 카복실 함량을 갖는 저 점도 크래프트 섬유 및 이의 제조 및 사용 방법
US9656914B2 (en) 2013-05-01 2017-05-23 Ecolab Usa Inc. Rheology modifying agents for slurries
JP6098370B2 (ja) * 2013-05-27 2017-03-22 王子ホールディングス株式会社 複合材料及びその製造方法
CO7150300A1 (es) 2013-06-27 2014-12-29 Univ Antioquia Producción de un nuevo excipiente celulósico aglomerado multipropósito
US9034145B2 (en) 2013-08-08 2015-05-19 Ecolab Usa Inc. Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention, wet strength, and dry strength in papermaking process
US9303360B2 (en) * 2013-08-08 2016-04-05 Ecolab Usa Inc. Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking process
US9410288B2 (en) 2013-08-08 2016-08-09 Ecolab Usa Inc. Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking process
US9834730B2 (en) 2014-01-23 2017-12-05 Ecolab Usa Inc. Use of emulsion polymers to flocculate solids in organic liquids
US20150232703A1 (en) * 2014-02-18 2015-08-20 Api Intellectual Property Holdings, Llc Processes for producing lignin-coated hydrophobic cellulose, and compositions and products produced therefrom
CN103965365B (zh) * 2014-05-12 2016-03-02 甘肃农业大学 一种苹果渣微晶纤维素的制备方法
US11324830B2 (en) * 2014-12-29 2022-05-10 GranBio Intellectual Property Holdings, LLC Processes for producing pharmaceutical excipients from lignocellulosic biomass, and pharmaceutical excipients obtained therefrom
CA3001717A1 (en) 2015-10-15 2017-04-20 Ecolab Usa Inc. Nanocrystalline cellulose and polymer-grafted nanocrystalline cellulose as rheology modifying agents for magnesium oxide and lime slurries
US10006166B2 (en) 2016-02-05 2018-06-26 The United States Of America As Represented By The Secretary Of Agriculture Integrating the production of carboxylated cellulose nanofibrils and cellulose nanocrystals using recyclable organic acids
EP3541849B1 (en) 2016-11-16 2023-11-15 GP Cellulose GmbH Modified cellulose from chemical fiber and methods of making and using the same
EP3655373A1 (en) 2017-07-17 2020-05-27 Ecolab USA, Inc. Rheology-modifying agents for slurries
CN108300746A (zh) * 2018-01-30 2018-07-20 陕西科技大学 一种以麦草纤维素微纤丝为原料制备纳米微晶纤维素的方法

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US3141875A (en) * 1961-03-15 1964-07-21 Fmc Corp Crystallite aggregates disintegrated in acid medium
US4028132A (en) * 1975-11-25 1977-06-07 International Playtex, Inc. Cellulose solutions and products prepared therefrom
JPS5917121B2 (ja) * 1979-06-14 1984-04-19 株式会社 バイオリサ−チセンタ− 結晶化度の高いセルロ−ス粉末の製造方法
US4427778A (en) * 1982-06-29 1984-01-24 Biochem Technology, Inc. Enzymatic preparation of particulate cellulose for tablet making
CA1198703A (en) * 1984-08-02 1985-12-31 Edward A. De Long Method of producing level off d p microcrystalline cellulose and glucose from lignocellulosic material
FR2604198B1 (fr) * 1986-09-22 1989-07-07 Du Pin Cellulose Procede de traitement d'une pate papetiere par une solution enzymatique.
US5175275A (en) * 1987-05-28 1992-12-29 Tosco Co., Ltd. Method for preparing powdery crystalline cellulose

Also Published As

Publication number Publication date
CA2080841A1 (en) 1992-08-22
ES2174830T3 (es) 2002-11-16
JP2580456B2 (ja) 1997-02-12
ATE217014T1 (de) 2002-05-15
WO1992014760A1 (en) 1992-09-03
EP0531486A1 (en) 1993-03-17
EP0531486B1 (en) 2002-05-02
AU653212B2 (en) 1994-09-22
EP0531486A4 (en) 1993-11-24
US5346589A (en) 1994-09-13
AU1427192A (en) 1992-09-15
FI924745A0 (fi) 1992-10-20
JPH05505421A (ja) 1993-08-12
FI924745A (fi) 1992-10-20
DE69232584D1 (de) 2002-06-06
DE69232584T2 (de) 2002-12-05

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