DE3304775C2 - - Google Patents

Info

Publication number
DE3304775C2
DE3304775C2 DE3304775A DE3304775A DE3304775C2 DE 3304775 C2 DE3304775 C2 DE 3304775C2 DE 3304775 A DE3304775 A DE 3304775A DE 3304775 A DE3304775 A DE 3304775A DE 3304775 C2 DE3304775 C2 DE 3304775C2
Authority
DE
Germany
Prior art keywords
polysaccharide
solution
solvent
depolymerization
molecular weight
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 - Lifetime
Application number
DE3304775A
Other languages
German (de)
English (en)
Other versions
DE3304775A1 (de
Inventor
Takemasa Yokohama Kanagawa Jp Kojima
Kengo Tabata
Toshio Kobe Hyogo Jp Yanaki
Mitsuaki Sagamihara Kanagawa Jp Mitani
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.)
Kaken Pharmaceutical Co Ltd
Taito Co Ltd
Original Assignee
Kaken Pharmaceutical Co Ltd
Taito Co Ltd
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 Kaken Pharmaceutical Co Ltd, Taito Co Ltd filed Critical Kaken Pharmaceutical Co Ltd
Publication of DE3304775A1 publication Critical patent/DE3304775A1/de
Application granted granted Critical
Publication of DE3304775C2 publication Critical patent/DE3304775C2/de
Granted legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/70—Carbohydrates; Sugars; Derivatives thereof
    • A61K31/715—Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H3/00—Compounds containing only hydrogen atoms and saccharide radicals having only carbon, hydrogen, and oxygen atoms
    • C07H3/06—Oligosaccharides, i.e. having three to five saccharide radicals attached to each other by glycosidic linkages
    • 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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biotechnology (AREA)
  • Genetics & Genomics (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Saccharide Compounds (AREA)
DE19833304775 1982-02-16 1983-02-11 Verfahren zur spezifischen depolymerisation eines polysaccharids mit einer stabfoermigen helix-konformation Granted DE3304775A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57023724A JPS58140094A (ja) 1982-02-16 1982-02-16 棒状のヘリツクス構造を有する多糖の低分子化方法

Publications (2)

Publication Number Publication Date
DE3304775A1 DE3304775A1 (de) 1983-08-25
DE3304775C2 true DE3304775C2 (da) 1992-01-23

Family

ID=12118262

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19833304775 Granted DE3304775A1 (de) 1982-02-16 1983-02-11 Verfahren zur spezifischen depolymerisation eines polysaccharids mit einer stabfoermigen helix-konformation

Country Status (7)

Country Link
JP (1) JPS58140094A (da)
KR (1) KR900006211B1 (da)
CA (1) CA1214162A (da)
CH (1) CH653689A5 (da)
DE (1) DE3304775A1 (da)
FR (1) FR2521569B1 (da)
GB (1) GB2116576B (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69018440T2 (de) * 1989-09-12 1995-08-10 Shiseido Co Ltd Verfahren zur herstellung von hyaluronsäure mit niedrigem molekulargewicht.
ES2049561B1 (es) * 1991-04-27 1994-12-16 Andromaco Lab Procedimiento para la obtencion de polimeros con actividad sobre el sistema hematopoyetico.
DE4434877A1 (de) * 1994-09-29 1996-04-04 Fresenius Ag Verfahren zur Herstellung von Stärkeabbauprodukten
US6242035B1 (en) * 1998-11-23 2001-06-05 Cp Kelco U.S., Inc. Reduced molecular weight native gellan gum
AR107982A1 (es) * 2016-03-28 2018-07-04 Cargill Inc Método para solubilizar sólidos biopoliméricos para aplicaciones de recuperación mejorada de petróleo

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5919121B2 (ja) * 1975-10-31 1984-05-02 タイトウ カブシキガイシヤ シンキノヤクリカツセイタトウブンカイブツノ セイゾウホウホウ
JPS581907B2 (ja) * 1980-08-07 1983-01-13 株式会社 柳屋鉄工所 板無し蒲鉾用型成装置

Also Published As

Publication number Publication date
GB2116576A (en) 1983-09-28
GB2116576B (en) 1985-08-14
KR840003645A (ko) 1984-09-15
DE3304775A1 (de) 1983-08-25
JPS6411041B2 (da) 1989-02-23
FR2521569A1 (fr) 1983-08-19
CA1214162A (en) 1986-11-18
JPS58140094A (ja) 1983-08-19
CH653689A5 (de) 1986-01-15
FR2521569B1 (fr) 1986-10-10
GB8302088D0 (en) 1983-03-02
KR900006211B1 (ko) 1990-08-25

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee