BR8603842A - Processo de preparacao de um polissacarideo modificado,composicoes aquosas de polissacarideos modificados;e polissacarideo modificado em po - Google Patents

Processo de preparacao de um polissacarideo modificado,composicoes aquosas de polissacarideos modificados;e polissacarideo modificado em po

Info

Publication number
BR8603842A
BR8603842A BR8603842A BR8603842A BR8603842A BR 8603842 A BR8603842 A BR 8603842A BR 8603842 A BR8603842 A BR 8603842A BR 8603842 A BR8603842 A BR 8603842A BR 8603842 A BR8603842 A BR 8603842A
Authority
BR
Brazil
Prior art keywords
modified
polysacaride
aqueous
polysacarides
composites
Prior art date
Application number
BR8603842A
Other languages
English (en)
Inventor
Patrick Cros
Robert Pipon
Original Assignee
Rhone Poulenc Spec Chim
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 Rhone Poulenc Spec Chim filed Critical Rhone Poulenc Spec Chim
Publication of BR8603842A publication Critical patent/BR8603842A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/60—Compositions for stimulating production by acting on the underground formation
    • C09K8/84—Compositions based on water or polar solvents
    • C09K8/86—Compositions based on water or polar solvents containing organic compounds
    • C09K8/88—Compositions based on water or polar solvents containing organic compounds macromolecular compounds
    • C09K8/90—Compositions based on water or polar solvents containing organic compounds macromolecular compounds of natural origin, e.g. polysaccharides, cellulose
    • C09K8/905—Biopolymers
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Emergency Medicine (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Paper (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
  • Saccharide Compounds (AREA)
  • Secondary Cells (AREA)
  • Machines For Manufacturing Corrugated Board In Mechanical Paper-Making Processes (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
BR8603842A 1985-08-14 1986-08-12 Processo de preparacao de um polissacarideo modificado,composicoes aquosas de polissacarideos modificados;e polissacarideo modificado em po BR8603842A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8512382A FR2586249B1 (fr) 1985-08-14 1985-08-14 Procede de preparation d'un heteropolysaccharide modifie et compositions le contenant

Publications (1)

Publication Number Publication Date
BR8603842A true BR8603842A (pt) 1987-03-24

Family

ID=9322230

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8603842A BR8603842A (pt) 1985-08-14 1986-08-12 Processo de preparacao de um polissacarideo modificado,composicoes aquosas de polissacarideos modificados;e polissacarideo modificado em po

Country Status (18)

Country Link
US (2) US4873323A (pt)
EP (1) EP0215692B1 (pt)
JP (1) JPS6239643A (pt)
CN (1) CN1009002B (pt)
AT (1) ATE51027T1 (pt)
AU (2) AU596602B2 (pt)
BR (1) BR8603842A (pt)
CA (1) CA1265791A (pt)
DE (1) DE3669531D1 (pt)
DK (1) DK385086A (pt)
ES (1) ES2000962A6 (pt)
FI (1) FI80890C (pt)
FR (1) FR2586249B1 (pt)
GR (1) GR862124B (pt)
IN (1) IN167879B (pt)
NO (1) NO863244L (pt)
SU (1) SU1570650A3 (pt)
TR (1) TR23042A (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01124304U (pt) * 1988-02-17 1989-08-24
DE3812682A1 (de) * 1988-04-16 1989-11-02 Wolff Walsrode Ag Verfahren zur herstellung von heteropolysacchariden mit verbesserten eigenschaften, insbesondere xanthan
FR2634219B1 (fr) * 1988-07-13 1992-04-24 Rhone Poulenc Chimie Nouvel heteropolysaccharide bm07, procede permettant son obtention et son application dans divers types d'industries
FR2678939B1 (fr) * 1991-07-10 1993-10-08 Rhone Poulenc Chimie Composition derivant d'un succinoglycane, son procede de preparation et ses applications.
ZA974982B (en) * 1996-06-06 1998-01-23 Monsanto Co Acidic cleaning compositions containing xanthan gum.
US6610112B1 (en) * 1999-12-07 2003-08-26 Texaco Inc. Method for oil gasification
US20050002742A1 (en) * 2002-12-11 2005-01-06 Martin Bachmann Method and device for transporting powdery substances
US20050042660A1 (en) * 2003-07-31 2005-02-24 Hall Gerald Edward Devices and methods for isolating RNA
US20060099605A1 (en) * 2004-11-11 2006-05-11 Hall Gerald E Jr Devices and methods for isolating RNA
EP2209816B1 (en) * 2007-11-13 2011-06-15 Cargill, Incorporated Process for the preparation of purified beta-(1,3)-d-glucans
BR112012014740B1 (pt) * 2009-12-17 2020-10-27 Basf Se processo para a preparação de soluções aquosas de glucanos
WO2016087521A1 (en) * 2014-12-04 2016-06-09 Wintershall Holding GmbH Method for preparing an aqueous solution of beta-glucan
PL3230464T3 (pl) 2014-12-12 2019-05-31 Wintershall Holding GmbH Sposób fermentacji szczepów grzybów
WO2018183111A1 (en) * 2017-03-28 2018-10-04 Malsam Jeffrey J Refined beta-glucans and methods of making the same
CN111263797A (zh) * 2017-09-20 2020-06-09 嘉吉公司 可溶且可过滤的生物聚合物固体
CN115873570B (zh) * 2021-09-27 2024-02-02 中国石油化工股份有限公司 一种微生物采油调驱剂及其应用
CN117551216B (zh) * 2023-11-15 2024-06-21 甘肃农垦药物碱厂有限公司 一种酸性罂粟多糖及其制备方法和应用

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3000790A (en) * 1959-12-30 1961-09-19 Allene R Jeanes Method of producing an atypically salt-responsive alkali-deacetylated polysaccharide
US3355447A (en) * 1964-04-28 1967-11-28 Kelco Co Treatment of xanthomonas hydrophilic colloid and resulting product
JPS531271B2 (pt) * 1973-04-06 1978-01-17
US4182860A (en) * 1975-11-10 1980-01-08 Laskin Allen I Modified heteropolysaccharides and their preparation
US4296203A (en) * 1977-11-15 1981-10-20 Pfizer Inc. Xanthomonas bipolymer for use in displacement of oil from partially depleted reservoirs
US4214912A (en) * 1979-06-04 1980-07-29 Merck & Co., Inc. Deacetylated borate-biosynthetic gum compositions
RO84329B (ro) * 1979-11-16 1984-07-30 Pfizer Inc Procedeu de preparare a unei solutii de biopolimeri
EP0039962B1 (en) * 1980-05-08 1983-03-02 Shell Internationale Researchmaatschappij B.V. Clarification of polysaccharide-containing fermentation products
US4299825A (en) * 1980-07-03 1981-11-10 Celanese Corporation Concentrated xanthan gum solutions
EP0066961B1 (en) * 1981-05-22 1986-11-26 Kelco Biospecialties Limited Production of xanthan having a low pyruvate content
GB2111520A (en) * 1981-10-29 1983-07-06 Kelco Biospecialties Ltd Clarification of xanthan gum solutions
EP0078621A1 (en) * 1981-10-29 1983-05-11 Kelco Biospecialties Limited Treatment of Xanthan gum solutions
US4493774A (en) * 1982-02-18 1985-01-15 Exxon Production Research Co. Method for improving injectivities of biopolymer solutions
US4440225A (en) * 1982-09-13 1984-04-03 Exxon Research And Engineering Co. Oil recovery using modified heteropolysaccharides in buffered brine
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
FR2551070B1 (fr) * 1983-08-30 1986-09-26 Rhone Poulenc Spec Chim Procede de traitement d'une solution de polysaccharide et son utilisation

Also Published As

Publication number Publication date
IN167879B (pt) 1991-01-05
US4873323A (en) 1989-10-10
GR862124B (en) 1986-12-30
CA1265791A (fr) 1990-02-13
FI863290A0 (fi) 1986-08-13
US5010186A (en) 1991-04-23
ATE51027T1 (de) 1990-03-15
CN86105280A (zh) 1987-02-11
SU1570650A3 (ru) 1990-06-07
FI80890B (fi) 1990-04-30
AU6112086A (en) 1987-02-19
NO863244D0 (no) 1986-08-12
EP0215692B1 (fr) 1990-03-14
DE3669531D1 (de) 1990-04-19
FR2586249A1 (fr) 1987-02-20
FR2586249B1 (fr) 1987-12-24
ES2000962A6 (es) 1988-04-01
JPS6239643A (ja) 1987-02-20
FI80890C (fi) 1990-08-10
TR23042A (tr) 1989-02-13
FI863290A (fi) 1987-02-15
EP0215692A1 (fr) 1987-03-25
AU6088890A (en) 1990-11-29
AU596602B2 (en) 1990-05-10
CN1009002B (zh) 1990-08-01
NO863244L (no) 1987-02-16
DK385086A (da) 1987-02-15
DK385086D0 (da) 1986-08-13

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