ATE30338T1 - Verfahren zur modifizierung von heteropolysacchariden. - Google Patents
Verfahren zur modifizierung von heteropolysacchariden.Info
- Publication number
- ATE30338T1 ATE30338T1 AT84401662T AT84401662T ATE30338T1 AT E30338 T1 ATE30338 T1 AT E30338T1 AT 84401662 T AT84401662 T AT 84401662T AT 84401662 T AT84401662 T AT 84401662T AT E30338 T1 ATE30338 T1 AT E30338T1
- Authority
- AT
- Austria
- Prior art keywords
- heteropolysaccharids
- modification
- methods
- worts
- waterflooding
- Prior art date
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)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Percussion Or Vibration Massage (AREA)
- Saccharide Compounds (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Distillation Of Fermentation Liquor, Processing Of Alcohols, Vinegar And Beer (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
Applications Claiming Priority (2)
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 |
EP84401662A EP0140724B1 (de) | 1983-08-30 | 1984-08-13 | Verfahren zur Modifizierung von Heteropolysacchariden |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE30338T1 true ATE30338T1 (de) | 1987-11-15 |
Family
ID=9291876
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT84401662T ATE30338T1 (de) | 1983-08-30 | 1984-08-13 | Verfahren zur modifizierung von heteropolysacchariden. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4667026A (de) |
EP (1) | EP0140724B1 (de) |
AT (1) | ATE30338T1 (de) |
CA (1) | CA1244367A (de) |
DE (1) | DE3466895D1 (de) |
FR (1) | FR2551070B1 (de) |
HU (1) | HU198531B (de) |
NO (1) | NO161680C (de) |
RO (1) | RO89833A (de) |
SU (1) | SU1618280A3 (de) |
Families Citing this family (17)
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 |
CN102307814B (zh) * | 2009-02-05 | 2013-10-30 | 国际壳牌研究有限公司 | 聚合物的回收和循环 |
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 |
EP3227451A1 (de) * | 2014-12-04 | 2017-10-11 | Wintershall Holding GmbH | Verfahren zur herstellung einer wässrigen lösung aus beta-glucan |
AU2015359491A1 (en) | 2014-12-12 | 2017-06-15 | Wintershall Holding GmbH | Process for the fermentation of fungal strains |
AR108694A1 (es) * | 2016-06-10 | 2018-09-19 | Cargill Inc | Suspensión de biopolímero bombeable y/o fluida |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE147948C (de) * | ||||
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 (de) * | 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 |
-
1983
- 1983-08-30 FR FR8313884A patent/FR2551070B1/fr not_active Expired
-
1984
- 1984-08-13 DE DE8484401662T patent/DE3466895D1/de not_active Expired
- 1984-08-13 AT AT84401662T patent/ATE30338T1/de not_active IP Right Cessation
- 1984-08-13 EP EP84401662A patent/EP0140724B1/de not_active Expired
- 1984-08-28 RO RO84115566A patent/RO89833A/ro unknown
- 1984-08-28 NO NO843416A patent/NO161680C/no unknown
- 1984-08-29 CA CA000462063A patent/CA1244367A/fr not_active Expired
- 1984-08-29 SU SU843784996A patent/SU1618280A3/ru active
- 1984-08-30 US US06/645,778 patent/US4667026A/en not_active Expired - Lifetime
- 1984-08-30 HU HU843268A patent/HU198531B/hu not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
HU198531B (en) | 1989-10-30 |
NO843416L (no) | 1985-03-01 |
US4667026A (en) | 1987-05-19 |
EP0140724B1 (de) | 1987-10-21 |
NO161680C (no) | 1989-09-13 |
CA1244367A (fr) | 1988-11-08 |
SU1618280A3 (ru) | 1990-12-30 |
FR2551070A1 (fr) | 1985-03-01 |
FR2551070B1 (fr) | 1986-09-26 |
DE3466895D1 (en) | 1987-11-26 |
EP0140724A1 (de) | 1985-05-08 |
NO161680B (no) | 1989-06-05 |
RO89833A (ro) | 1986-07-30 |
HUT35283A (en) | 1985-06-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |