FI951572A - Menetelmä pienmolekyylisten polysakkaridieetterien valmistamiseksi - Google Patents

Menetelmä pienmolekyylisten polysakkaridieetterien valmistamiseksi 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)
Swedish (sv)
Other versions
FI109909B (fi
FI951572A0 (fi
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/fi
Publication of FI951572A publication Critical patent/FI951572A/fi
Application granted granted Critical
Publication of FI109909B publication Critical patent/FI109909B/fi

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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 Menetelmä pienimolekyylisten polysakkaridieetterien valmistamiseksi FI109909B (fi)

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 (fi) 1995-04-03
FI951572A true FI951572A (fi) 1995-10-06
FI109909B FI109909B (fi) 2002-10-31

Family

ID=6514650

Family Applications (1)

Application Number Title Priority Date Filing Date
FI951572A FI109909B (fi) 1994-04-05 1995-04-03 Menetelmä pienimolekyylisten polysakkaridieetterien valmistamiseksi

Country Status (7)

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

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DE19849441A1 (de) 1998-10-27 2000-05-04 Clariant Gmbh Sulfoalkylgruppenhaltige hydrophob modifizierte Celluloseether, Verfahren zu deren Herstellung sowie deren Verwndung als Schutzkolloide bei Polymerisationen
DE19854770A1 (de) * 1998-11-27 2000-05-31 Wolff Walsrode Ag Verfahren zur Herstellung niedrigviskoser wasserlöslicher Celluloseether
WO2001007485A1 (de) * 1999-07-28 2001-02-01 Rhodia Acetow Gmbh Verfahren zur gezielten depolymerisation von polysacchariden
US6884884B2 (en) 2001-06-11 2005-04-26 Rhodia, Inc. Galactomannan compositions and methods for making and using same
US6488091B1 (en) * 2001-06-11 2002-12-03 Halliburton Energy Services, Inc. Subterranean formation treating fluid concentrates, treating fluids and methods
US20050137094A1 (en) * 2001-06-11 2005-06-23 Halliburton Energy Sevices, Inc. Subterranean formation treatment fluids and methods of using such fluids
US7001872B2 (en) * 2001-06-11 2006-02-21 Halliburton Energy Services, Inc. Subterranean formation treating fluid and methods of fracturing subterranean formations
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
JP2006507373A (ja) * 2002-07-10 2006-03-02 アクゾ　ノーベル　ナムローゼ　フェンノートシャップ 水溶性ポリサッカライドの脱重合
RU2343160C2 (ru) * 2002-07-26 2009-01-10 Фмк Корпорейшн Получение микрокристаллической целлюлозы
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
EP1878752B1 (en) * 2005-08-22 2014-02-26 Shin-Etsu Chemical Co., Ltd. Process for producing cellulose derivative with improved solubility
DE102006013786A1 (de) * 2006-03-24 2007-09-27 Wolff Cellulosics Gmbh & Co. Kg Methylstärkeether in mineralischen Baustoffen
KR101404282B1 (ko) * 2006-06-14 2014-06-05 다우 글로벌 테크놀로지스 엘엘씨 셀룰로오스 에테르의 평균 분자량 감소 방법
US8357220B2 (en) * 2008-11-07 2013-01-22 Hollingsworth & Vose Company Multi-phase filter medium
US8828914B2 (en) * 2009-02-12 2014-09-09 Rhodia Operations Methods for controlling depolymerization of polymer compositions
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
PT2505615E (pt) 2011-04-01 2014-07-11 Omya Int Ag Pigmento híbrido autoligante
SI2505614T1 (sl) 2011-04-01 2014-02-28 Omya International Ag Postopek za pripravo samopovezujočih pigmentnih delcev
PL2565236T3 (pl) * 2011-08-31 2014-06-30 Omya Int Ag Samowiążąca hybryda pigmentu
EP2565237B1 (en) * 2011-08-31 2015-03-18 Omya International AG Process for preparing self-binding pigment particle suspensions
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
CN104169306A (zh) * 2012-03-14 2014-11-26 日本制纸株式会社 阴离子改性纤维素纳米纤维分散液的制造方法
SI2662416T1 (sl) 2012-05-11 2015-10-30 Omya International Ag Obdelava kalcijev karbonat vsebujočih snovi za povečanje nalaganja polnila v papirju
DK2662419T3 (en) 2012-05-11 2015-09-07 Omya Int Ag Charging Cabinet PhCH
ES2535863T3 (es) 2012-05-11 2015-05-18 Omya International Ag Polímeros adsorbibles sostenibles
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
EP3018175B1 (en) 2014-11-07 2019-02-06 Omya International AG A process for the preparation of flocculated filler particles
ES2672735T3 (es) 2014-11-07 2018-06-15 Omya International Ag Un proceso para la preparación de partículas de carga floculadas
PT3118161T (pt) 2015-07-17 2018-10-08 Omya Int Ag Pcc com alto teor de sólidos com celulose carboxilada despolimerizada

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US2749336A (en) * 1952-04-02 1956-06-05 Hercules Powder Co Ltd Process for producing cellulose derivatives
FR1448567A (fr) * 1964-09-30 1966-08-05 Du Pont Production d'un sel de métal alcalin de carboxyméthylcellulose
US3394127A (en) * 1964-09-30 1968-07-23 Du Pont Densification of carboxymethyl cellulose
DE1543116A1 (de) * 1965-05-29 1969-07-31 Kalle Ag Verfahren zur Herstellung niedrigviskoser wasserloeslicher Celluloseaether
US3664961A (en) * 1970-03-31 1972-05-23 Procter & Gamble Enzyme detergent composition containing coagglomerated perborate bleaching agent
US3808195A (en) * 1972-04-14 1974-04-30 Gen Mills Chem Inc Process for preparing dispersible polygalactomannan gum and derivatives
US4048433A (en) * 1976-02-02 1977-09-13 The Procter & Gamble Company Cellulose ethers having a low molecular weight and a high degree of methyl substitution
SE422818B (sv) * 1978-03-31 1982-03-29 Modo Chemetrics Ab Forfarande for foredling av allulosamassa genom blekning eller extrahering
DE2911857A1 (de) * 1979-03-26 1980-10-16 Henkel Kgaa Appretierend wirkendes textilwaschmittel
DE3016561C2 (de) * 1980-04-29 1982-04-01 Diamalt AG, 8000 München Schlichtemittel und Verfahren zu seiner Herstellung
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US4552674A (en) * 1983-08-19 1985-11-12 Fmc Corporation Composition and method for treating a subterranean formation
JPS6140303A (ja) * 1984-07-31 1986-02-26 Fuji Boseki Kk 低分子化キトサンの製造方法
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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
JPH0841101A (ja) 1996-02-13
CA2146074A1 (en) 1995-10-06
EP0676415A2 (de) 1995-10-11
EP0676415A3 (de) 1995-10-18
FI109909B (fi) 2002-10-31
FI951572A0 (fi) 1995-04-03
US5708162A (en) 1998-01-13
KR950032261A (ko) 1995-12-20
DE59506068D1 (de) 1999-07-08
EP0676415B1 (de) 1999-06-02
DE4411681A1 (de) 1995-10-12

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