FR2321506A1 - Gomme xanthanique exempte de cellulase et procede de fabrication - Google Patents
Gomme xanthanique exempte de cellulase et procede de fabricationInfo
- Publication number
- FR2321506A1 FR2321506A1 FR7625349A FR7625349A FR2321506A1 FR 2321506 A1 FR2321506 A1 FR 2321506A1 FR 7625349 A FR7625349 A FR 7625349A FR 7625349 A FR7625349 A FR 7625349A FR 2321506 A1 FR2321506 A1 FR 2321506A1
- Authority
- FR
- France
- Prior art keywords
- xanthanium
- cellulase
- gum
- free
- manufacturing
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
- C12N9/99—Enzyme inactivation by chemical treatment
-
- 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)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Biochemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Genetics & Genomics (AREA)
- Zoology (AREA)
- Medicinal Chemistry (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
- General Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Emergency Medicine (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Enzymes And Modification Thereof (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/606,899 US4070535A (en) | 1975-08-22 | 1975-08-22 | Cellulase-free xanthan gum and process for producing same |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2321506A1 true FR2321506A1 (fr) | 1977-03-18 |
FR2321506B1 FR2321506B1 (US06168776-20010102-C00028.png) | 1980-04-30 |
Family
ID=24429962
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7625349A Granted FR2321506A1 (fr) | 1975-08-22 | 1976-08-20 | Gomme xanthanique exempte de cellulase et procede de fabrication |
Country Status (5)
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0048616A1 (en) * | 1980-09-24 | 1982-03-31 | Merck & Co. Inc. | Blends of cellulase-free xanthan gum and cellulosics |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4259477A (en) * | 1979-06-04 | 1981-03-31 | Merck & Co., Inc. | Process for making cellulase-free xanthan gum |
DE3812682A1 (de) * | 1988-04-16 | 1989-11-02 | Wolff Walsrode Ag | Verfahren zur herstellung von heteropolysacchariden mit verbesserten eigenschaften, insbesondere xanthan |
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 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3256271A (en) * | 1963-06-26 | 1966-06-14 | Kelco Co | Method of improving viscosity characteristics of xanthomonas hydrophilic colloids and esters produced thereby |
FR2224098A1 (US06168776-20010102-C00028.png) * | 1973-04-09 | 1974-10-31 | Kelco Co |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3531465A (en) * | 1962-06-07 | 1970-09-29 | Tee Pak Inc | Preparation of organic derivatives from decausticized xanthates |
US3349077A (en) * | 1965-05-17 | 1967-10-24 | Kelco Co | Etherified xanthomonas hydrophilic colloids and process of preparation |
US3865806A (en) * | 1970-12-28 | 1975-02-11 | Dow Chemical Co | Low viscosity, low equivalent weight polyether polyols and a method for their preparation |
-
1975
- 1975-08-22 US US05/606,899 patent/US4070535A/en not_active Expired - Lifetime
-
1976
- 1976-08-09 CA CA258,713A patent/CA1072955A/en not_active Expired
- 1976-08-18 GB GB34469/76A patent/GB1487530A/en not_active Expired
- 1976-08-20 FR FR7625349A patent/FR2321506A1/fr active Granted
- 1976-08-20 JP JP51099531A patent/JPS6048521B2/ja not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3256271A (en) * | 1963-06-26 | 1966-06-14 | Kelco Co | Method of improving viscosity characteristics of xanthomonas hydrophilic colloids and esters produced thereby |
FR2224098A1 (US06168776-20010102-C00028.png) * | 1973-04-09 | 1974-10-31 | Kelco Co |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0048616A1 (en) * | 1980-09-24 | 1982-03-31 | Merck & Co. Inc. | Blends of cellulase-free xanthan gum and cellulosics |
Also Published As
Publication number | Publication date |
---|---|
GB1487530A (en) | 1977-10-05 |
JPS5242899A (en) | 1977-04-04 |
CA1072955A (en) | 1980-03-04 |
JPS6048521B2 (ja) | 1985-10-28 |
FR2321506B1 (US06168776-20010102-C00028.png) | 1980-04-30 |
US4070535A (en) | 1978-01-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |