ES479413A1 - Un procedimiento para la preparacion de una goma de xantano. - Google Patents

Un procedimiento para la preparacion de una goma de xantano.

Info

Publication number
ES479413A1
ES479413A1 ES479413A ES479413A ES479413A1 ES 479413 A1 ES479413 A1 ES 479413A1 ES 479413 A ES479413 A ES 479413A ES 479413 A ES479413 A ES 479413A ES 479413 A1 ES479413 A1 ES 479413A1
Authority
ES
Spain
Prior art keywords
calcium
fermentation
low calcium
xanthan gums
substantially free
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.)
Expired
Application number
ES479413A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Merck and Co Inc
Original Assignee
Merck and Co Inc
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 Merck and Co Inc filed Critical Merck and Co Inc
Publication of ES479413A1 publication Critical patent/ES479413A1/es
Expired legal-status Critical Current

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
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
    • A23L29/00—Foods or foodstuffs containing additives; Preparation or treatment thereof
    • A23L29/20—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents
    • A23L29/269—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents of microbial origin, e.g. xanthan or dextran
    • A23L29/27—Xanthan not combined with other microbial gums
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73—Polysaccharides
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q11/00—Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses
    • 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
    • C09K8/02—Well-drilling compositions
    • C09K8/04—Aqueous well-drilling compositions
    • C09K8/14—Clay-containing compositions
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P19/00—Preparation of compounds containing saccharide radicals
    • C12P19/04—Polysaccharides, i.e. compounds containing more than five saccharide radicals attached to each other by glycosidic bonds
    • C12P19/06—Xanthan, i.e. Xanthomonas-type heteropolysaccharides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Wood Science & Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Dispersion Chemistry (AREA)
  • Zoology (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Materials Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Emergency Medicine (AREA)
  • Food Science & Technology (AREA)
  • Nutrition Science (AREA)
  • Epidemiology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Biotechnology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microbiology (AREA)
  • Birds (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Molecular Biology (AREA)
  • Genetics & Genomics (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Jellies, Jams, And Syrups (AREA)
  • Cosmetics (AREA)
  • Confectionery (AREA)
  • General Preparation And Processing Of Foods (AREA)
  • Seeds, Soups, And Other Foods (AREA)
  • Edible Oils And Fats (AREA)
  • Seasonings (AREA)

Abstract

Un procedimiento para la preparación de un goma de xantano donde hasta alrededor del 1,6% de los grupos carboxilo de la goma están combinados con iones calcio, que comprende fermentar por medio de una bacteria productora de heteropolisacáridos del género Xanthomonas un medio de cultivo acuoso esencialmente exento de iones calcio y esencialmente exento de nutrientes de fermentación que contienen calcio.
ES479413A 1978-04-13 1979-04-06 Un procedimiento para la preparacion de una goma de xantano. Expired ES479413A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US89590778A 1978-04-13 1978-04-13

Publications (1)

Publication Number Publication Date
ES479413A1 true ES479413A1 (es) 1980-08-16

Family

ID=25405269

Family Applications (1)

Application Number Title Priority Date Filing Date
ES479413A Expired ES479413A1 (es) 1978-04-13 1979-04-06 Un procedimiento para la preparacion de una goma de xantano.

Country Status (10)

Country Link
EP (1) EP0005030B1 (es)
JP (1) JPS54154800A (es)
AU (1) AU525306B2 (es)
CA (1) CA1123431A (es)
DE (1) DE2966541D1 (es)
DK (1) DK164743C (es)
ES (1) ES479413A1 (es)
IE (1) IE48495B1 (es)
PT (1) PT69430A (es)
ZA (1) ZA791751B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4263399A (en) * 1979-05-31 1981-04-21 Merck & Co., Inc. High phosphate process for making low calcium, smooth flow xanthan gum
US4269974A (en) * 1979-11-14 1981-05-26 Merck & Co., Inc. Clabber-free xanthan gum
GB8428348D0 (en) * 1984-11-09 1984-12-19 Shell Int Research Degrading of viscous microbial polysaccharide formulation
US5158798A (en) * 1990-02-05 1992-10-27 Pfizer Inc. Low-calorie fat substitute
ZA931327B (en) * 1992-02-26 1994-08-25 Unilever Plc Water-continuous emulsions based on polysacharides
US6139895A (en) * 1999-07-06 2000-10-31 Monsanto Company Viscosity stable acidic edible liquid compositions and method of making
GB201708104D0 (en) * 2017-05-19 2017-07-05 Deb Ip Ltd Skin and hand cleansing compositions comprising scrubbing materials

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO150965C (no) * 1976-08-05 1985-01-16 Pfizer Fremgangsmaate for fremstilling av en xantanopploesning

Also Published As

Publication number Publication date
EP0005030A3 (en) 1979-11-14
JPS54154800A (en) 1979-12-06
EP0005030A2 (en) 1979-10-31
ZA791751B (en) 1980-11-26
JPH0365361B2 (es) 1991-10-11
DK164743B (da) 1992-08-10
AU525306B2 (en) 1982-10-28
DK164743C (da) 1993-03-22
PT69430A (en) 1979-05-01
CA1123431A (en) 1982-05-11
IE790764L (en) 1979-10-13
DE2966541D1 (en) 1984-02-23
AU4572279A (en) 1979-10-18
IE48495B1 (en) 1985-02-06
DK152179A (da) 1979-10-14
EP0005030B1 (en) 1984-01-18

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970203