RO89833A - Procedeu pentru obtinerea unei polizaharide cu calitati imbunatatite - Google Patents

Procedeu pentru obtinerea unei polizaharide cu calitati imbunatatite

Info

Publication number
RO89833A
RO89833A RO84115566A RO11556684A RO89833A RO 89833 A RO89833 A RO 89833A RO 84115566 A RO84115566 A RO 84115566A RO 11556684 A RO11556684 A RO 11556684A RO 89833 A RO89833 A RO 89833A
Authority
RO
Romania
Prior art keywords
polysharide
procedure
obtaining
improved qualities
worts
Prior art date
Application number
RO84115566A
Other languages
English (en)
French (fr)
Inventor
Jerry Alain
Jean P Gozard
Yves Kennel
Alain Luccioni
Original Assignee
Societe Rhone-Poulenc Specialites Chimique,Fr
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 Societe Rhone-Poulenc Specialites Chimique,Fr filed Critical Societe Rhone-Poulenc Specialites Chimique,Fr
Publication of RO89833A publication Critical patent/RO89833A/ro

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
    • C08B37/0024—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Glucans; (beta-1,3)-D-Glucans, e.g. paramylon, coriolan, sclerotan, pachyman, callose, scleroglucan, schizophyllan, laminaran, lentinan or curdlan; (beta-1,6)-D-Glucans, e.g. pustulan; (beta-1,4)-D-Glucans; (beta-1,3)(beta-1,4)-D-Glucans, e.g. lichenan; Derivatives thereof
    • C08B37/0033—Xanthan, i.e. D-glucose, D-mannose and D-glucuronic acid units, saubstituted with acetate and pyruvate, with a main chain of (beta-1,4)-D-glucose units; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S507/00—Earth boring, well treating, and oil field chemistry
    • Y10S507/935—Enhanced oil recovery
    • Y10S507/936—Flooding the formation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Distillation Of Fermentation Liquor, Processing Of Alcohols, Vinegar And Beer (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Saccharide Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
RO84115566A 1983-08-30 1984-08-28 Procedeu pentru obtinerea unei polizaharide cu calitati imbunatatite RO89833A (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8313884A FR2551070B1 (fr) 1983-08-30 1983-08-30 Procede de traitement d'une solution de polysaccharide et son utilisation

Publications (1)

Publication Number Publication Date
RO89833A true RO89833A (ro) 1986-07-30

Family

ID=9291876

Family Applications (1)

Application Number Title Priority Date Filing Date
RO84115566A RO89833A (ro) 1983-08-30 1984-08-28 Procedeu pentru obtinerea unei polizaharide cu calitati imbunatatite

Country Status (10)

Country Link
US (1) US4667026A (ro)
EP (1) EP0140724B1 (ro)
AT (1) ATE30338T1 (ro)
CA (1) CA1244367A (ro)
DE (1) DE3466895D1 (ro)
FR (1) FR2551070B1 (ro)
HU (1) HU198531B (ro)
NO (1) NO161680C (ro)
RO (1) RO89833A (ro)
SU (1) SU1618280A3 (ro)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2586249B1 (fr) * 1985-08-14 1987-12-24 Rhone Poulenc Spec Chim Procede de preparation d'un heteropolysaccharide modifie et compositions le contenant
FR2600267A1 (fr) * 1986-06-19 1987-12-24 Rhone Poulenc Chimie Granules de biopolymere a dispersabilite et dissolution rapides
FR2621926B1 (fr) * 1987-10-20 1991-06-21 Inst Francais Du Petrole Procede de traitement d'un mout de fermentation renfermant un polysaccharide dans le but d'en accroitre la filtrabilite et utilisation de ce mout en recuperation assistee du petrole
DE3812682A1 (de) * 1988-04-16 1989-11-02 Wolff Walsrode Ag Verfahren zur herstellung von heteropolysacchariden mit verbesserten eigenschaften, insbesondere xanthan
NO164247C (no) * 1988-05-18 1990-09-19 Norsk Bioferm Xantankonsentrat, fremgangsmaate ved fremstilling derav oganvendelse derav ved oeket utvinning av olje fra underjordiske formasjoner.
FR2639645B1 (fr) * 1988-11-25 1992-05-29 Elf Aquitaine Solutions liquides concentrees de polysaccharides
US5076363A (en) * 1989-01-31 1991-12-31 The Standard Oil Company Surfactant-polymer composition and method of enhanced oil recovery
FR2675396B1 (fr) * 1991-04-19 1993-09-17 Elf Aquitaine Procede d'amelioration de la dispersibilite et de la filtrabilite des poudres de scleroglucane.
US5218107A (en) * 1991-12-30 1993-06-08 The Dow Chemical Company Removal of undesirable material from water-soluble cellulose ether aqueous solutions
JP3228315B2 (ja) * 1993-04-23 2001-11-12 信越化学工業株式会社 キサンタンガムの汚染生菌数を減少させる方法
US8545828B1 (en) 2003-02-21 2013-10-01 Akzo Nobel N. V. High viscosity heat-treated xanthan gum
US9149664B2 (en) * 2007-01-31 2015-10-06 Akzo Nobel N.V. Sunscreen compositions
WO2010090889A2 (en) * 2009-02-05 2010-08-12 Shell Oil Company Polymer recovery and recycle
CN102260354A (zh) * 2010-05-28 2011-11-30 淄博中轩生化有限公司 一种增加黄原胶产品粘度的预处理方法
US10273514B2 (en) 2014-12-04 2019-04-30 Wintershall Holding GmbH Method for preparing an aqueous solution of beta-glucan
ES2702025T3 (es) 2014-12-12 2019-02-27 Wintershall Holding GmbH Procedimiento para la fermentación de cepas fúngicas
AR108694A1 (es) * 2016-06-10 2018-09-19 Cargill Inc Suspensión de biopolímero bombeable y/o fluida

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE147948C (ro) *
US3355447A (en) * 1964-04-28 1967-11-28 Kelco Co Treatment of xanthomonas hydrophilic colloid and resulting product
US3415927A (en) * 1965-06-09 1968-12-10 American Cyanamid Co Heat modified dispersible guar gum
FR1575756A (ro) * 1968-04-29 1969-07-25
CA1073384A (en) * 1975-07-23 1980-03-11 Kenneth S. Kang Enhancement of viscosity imparting properties of xanthan gum
US4182860A (en) * 1975-11-10 1980-01-08 Laskin Allen I Modified heteropolysaccharides and their preparation
US4051317A (en) * 1976-08-02 1977-09-27 Hercules Incorporated Xanthan recovery process
US4296203A (en) * 1977-11-15 1981-10-20 Pfizer Inc. Xanthomonas bipolymer for use in displacement of oil from partially depleted reservoirs
US4329448A (en) * 1979-07-10 1982-05-11 Lever Brothers Company Microbial heteropolysaccharide
DD147948A1 (de) * 1979-12-13 1981-04-29 Brigitte Seeger Verfahren zur qualitaetsverbesserung von xanthomonas-polysaccharid
US4299825A (en) * 1980-07-03 1981-11-10 Celanese Corporation Concentrated xanthan gum solutions
NO158658C (no) * 1981-07-01 1988-10-19 Pfizer Fremgangsmaate for konsentrering av vandige pseudoplastiske loesninger.
GB2111520A (en) * 1981-10-29 1983-07-06 Kelco Biospecialties Ltd Clarification of xanthan gum solutions
NO833264L (no) * 1982-09-13 1984-03-14 Exxon Research Engineering Co Fremgangsmaate for fremstilling av modifiserte heteropolysakkarider i buffret saltopploesning og deres anvendelse for oljeutvinning

Also Published As

Publication number Publication date
HU198531B (en) 1989-10-30
ATE30338T1 (de) 1987-11-15
NO843416L (no) 1985-03-01
DE3466895D1 (en) 1987-11-26
EP0140724B1 (fr) 1987-10-21
EP0140724A1 (fr) 1985-05-08
SU1618280A3 (ru) 1990-12-30
NO161680B (no) 1989-06-05
NO161680C (no) 1989-09-13
CA1244367A (fr) 1988-11-08
US4667026A (en) 1987-05-19
FR2551070B1 (fr) 1986-09-26
HUT35283A (en) 1985-06-28
FR2551070A1 (fr) 1985-03-01

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