FI951572A - Förfarande och framställning av lågmolekylära polysackaridetrar - Google Patents

Förfarande och framställning av lågmolekylära polysackaridetrar Download PDF

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Publication number
FI951572A
FI951572A FI951572A FI951572A FI951572A FI 951572 A FI951572 A FI 951572A FI 951572 A FI951572 A FI 951572A FI 951572 A FI951572 A FI 951572A FI 951572 A FI951572 A FI 951572A
Authority
FI
Finland
Prior art keywords
preparation
molecular weight
low molecular
weight polysaccharide
polysaccharide ethers
Prior art date
Application number
FI951572A
Other languages
English (en)
Finnish (fi)
Other versions
FI951572A0 (sv
FI109909B (sv
Inventor
Josef Hilbig
Reinhard Doenges
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Publication of FI951572A0 publication Critical patent/FI951572A0/sv
Publication of FI951572A publication Critical patent/FI951572A/sv
Application granted granted Critical
Publication of FI109909B publication Critical patent/FI109909B/sv

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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
    • C08B37/006—Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
    • C08B37/0087—Glucomannans or galactomannans; Tara or tara gum, i.e. D-mannose and D-galactose units, e.g. from Cesalpinia spinosa; Tamarind gum, i.e. D-galactose, D-glucose and D-xylose units, e.g. from Tamarindus indica; Gum Arabic, i.e. L-arabinose, L-rhamnose, D-galactose and D-glucuronic acid units, e.g. from Acacia Senegal or Acacia Seyal; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B31/00—Preparation of derivatives of starch
    • C08B31/08—Ethers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Emergency Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
FI951572A 1994-04-05 1995-04-03 Förfarande och framställning av lågmolekylära polysackaridetrar FI109909B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4411681 1994-04-05
DE4411681A DE4411681A1 (de) 1994-04-05 1994-04-05 Verfahren zur Herstellung niedermolekularer Polysaccharidether

Publications (3)

Publication Number Publication Date
FI951572A0 FI951572A0 (sv) 1995-04-03
FI951572A true FI951572A (sv) 1995-10-06
FI109909B FI109909B (sv) 2002-10-31

Family

ID=6514650

Family Applications (1)

Application Number Title Priority Date Filing Date
FI951572A FI109909B (sv) 1994-04-05 1995-04-03 Förfarande och framställning av lågmolekylära polysackaridetrar

Country Status (7)

Country Link
US (1) US5708162A (sv)
EP (1) EP0676415B1 (sv)
JP (1) JPH0841101A (sv)
KR (1) KR950032261A (sv)
CA (1) CA2146074A1 (sv)
DE (2) DE4411681A1 (sv)
FI (1) FI109909B (sv)

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DE19849442A1 (de) 1998-10-27 2000-05-04 Clariant Gmbh Sulfoalkylgruppenhaltige hydrophob modifizierte Celluloseether, Verfahren zu deren Herstellung sowie deren Verwendung in Dispersionsfarben
DE19854770A1 (de) * 1998-11-27 2000-05-31 Wolff Walsrode Ag Verfahren zur Herstellung niedrigviskoser wasserlöslicher Celluloseether
DE10036549A1 (de) * 1999-07-28 2001-11-22 Rhodia Acetow Gmbh Verfahren zur gezielten Depolymerisation von Polysacchariden sowie eine Mischung aus mindestens einem Polysaccharid, einer Peroxoverbindung und gegebenenfalls einem Derivatisierungsreagenz
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WO2002100902A1 (en) * 2001-06-11 2002-12-19 Rhodia, Inc Galactomannan compositions and methods for making and using same
US7001872B2 (en) * 2001-06-11 2006-02-21 Halliburton Energy Services, Inc. Subterranean formation treating fluid and methods of fracturing subterranean formations
US20050137094A1 (en) * 2001-06-11 2005-06-23 Halliburton Energy Sevices, Inc. Subterranean formation treatment fluids and methods of using such fluids
DE10136450A1 (de) * 2001-07-26 2003-02-06 Wolff Walsrode Ag Hydrokolloidzusammensetzung sowie diese enthaltende dispersionsgebundene Baustoffformulierungen und Dispersionsfarben
DE10141680B4 (de) * 2001-08-25 2004-02-26 Clariant Gmbh Verfahren zur Herstellung niederviskoser Celluloseether durch sauer-oxidativen Abbau von gemahlenen und getrockneten Celluloseethern
US20050209449A1 (en) * 2002-07-10 2005-09-22 Akzo Nobel N.V. Depolymerization of water soluble polysaccharides
JP2005537347A (ja) * 2002-07-26 2005-12-08 エフ　エム　シー　コーポレーション 微結晶質セルロースの製造
US6971448B2 (en) 2003-02-26 2005-12-06 Halliburton Energy Services, Inc. Methods and compositions for sealing subterranean zones
US8865432B2 (en) 2004-02-26 2014-10-21 Shin-Etsu Chemical Co., Ltd. Method for preparing cellulose derivatives having solubility improved
ITTO20050180A1 (it) * 2005-03-18 2006-09-19 Patents Expl Company B V Procedimento enzimatico per l'ottenimento di gomma vegetale degradata
CN101001881A (zh) * 2005-08-22 2007-07-18 信越化学工业株式会社 溶解度提高的纤维素衍生物的制造方法
DE102006013786A1 (de) * 2006-03-24 2007-09-27 Wolff Cellulosics Gmbh & Co. Kg Methylstärkeether in mineralischen Baustoffen
MX2008015896A (es) * 2006-06-14 2009-01-12 Dow Global Technologies Inc Proceso para reducir el peso molecular promedio de eteres de celulosa.
US8357220B2 (en) * 2008-11-07 2013-01-22 Hollingsworth & Vose Company Multi-phase filter medium
EA025916B1 (ru) * 2009-02-12 2017-02-28 Родиа Оперейшнс Способы регулирования скорости деполимеризации полимера
US8679218B2 (en) 2010-04-27 2014-03-25 Hollingsworth & Vose Company Filter media with a multi-layer structure
ITVA20110009A1 (it) 2011-03-25 2012-09-26 Lamberti Spa Composizione cosmetica per la pelle
SI2505614T1 (sl) 2011-04-01 2014-02-28 Omya International Ag Postopek za pripravo samopovezujočih pigmentnih delcev
PT2505615E (pt) 2011-04-01 2014-07-11 Omya Int Ag Pigmento híbrido autoligante
PT2565237E (pt) * 2011-08-31 2015-07-02 Omya Int Ag Processo para preparar suspensões de partículas de pigmentos autoligantes
SI2565236T1 (sl) * 2011-08-31 2014-04-30 Omya International Ag Samovezujoči pigmentni hibridi
ITVA20110028A1 (it) 2011-10-03 2013-04-04 Lamberti Spa Depolimerizzazione di polisaccaridi e prodotti correlati
JP5889012B2 (ja) * 2012-02-01 2016-03-22 花王株式会社 カルボキシメチルセルロースの製造方法
JP6199858B2 (ja) * 2012-03-14 2017-09-20 日本製紙株式会社 アニオン変性セルロースナノファイバー分散液の製造方法
ES2535863T3 (es) 2012-05-11 2015-05-18 Omya International Ag Polímeros adsorbibles sostenibles
PT2662416E (pt) 2012-05-11 2015-10-09 Omya Int Ag Tratamento de materiais contento carbonato de cálcio para aumentar a carga de enchimento no papel
PT2662419E (pt) 2012-05-11 2015-10-07 Omya Int Ag Processo para preparar partículas de pigmento autoligantes, suspensão de partículas de pigmento autoligantes, uso de uma suspensão de partículas de pigmento autoligantes, e, produto de papel
US9694306B2 (en) 2013-05-24 2017-07-04 Hollingsworth & Vose Company Filter media including polymer compositions and blends
JP2015086349A (ja) * 2013-11-01 2015-05-07 株式会社ダイセル 増粘剤
ES2621497T3 (es) 2013-11-04 2017-07-04 Omya International Ag Proceso para la producción de una suspensión de pigmento de alto contenido de sólidos que comprende dispersante a base de carboximetilcelulosa
ES2672735T3 (es) 2014-11-07 2018-06-15 Omya International Ag Un proceso para la preparación de partículas de carga floculadas
SI3018175T1 (sl) 2014-11-07 2019-05-31 Omya International Ag Postopek za pripravo flokulirnih polnilnih delcev
EP3118161B1 (en) 2015-07-17 2018-05-16 Omya International AG High solids pcc with depolymerized carboxylated cellulose

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FR1448567A (fr) * 1964-09-30 1966-08-05 Du Pont Production d'un sel de métal alcalin de carboxyméthylcellulose
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EP0465992B1 (en) * 1990-07-02 1998-06-17 Aqualon Company High solids low viscosity polysaccharide composition

Also Published As

Publication number Publication date
FI951572A0 (sv) 1995-04-03
CA2146074A1 (en) 1995-10-06
EP0676415B1 (de) 1999-06-02
DE59506068D1 (de) 1999-07-08
JPH0841101A (ja) 1996-02-13
DE4411681A1 (de) 1995-10-12
KR950032261A (ko) 1995-12-20
US5708162A (en) 1998-01-13
FI109909B (sv) 2002-10-31
EP0676415A2 (de) 1995-10-11
EP0676415A3 (de) 1995-10-18

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