HU204858B - Process for producing bridge bonded esters of hyaluronic acid - Google Patents

Process for producing bridge bonded esters of hyaluronic acid Download PDF

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Publication number
HU204858B
HU204858B HU874614A HU461487A HU204858B HU 204858 B HU204858 B HU 204858B HU 874614 A HU874614 A HU 874614A HU 461487 A HU461487 A HU 461487A HU 204858 B HU204858 B HU 204858B
Authority
HU
Hungary
Prior art keywords
hyaluronic acid
solution
added
milliequivalents
acetone
Prior art date
Application number
HU874614A
Other languages
English (en)
Hungarian (hu)
Other versions
HUT45734A (en
Inventor
Aurelio Romeo
Della Francesco Valle
Original Assignee
Fidia Spa
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 Fidia Spa filed Critical Fidia Spa
Publication of HUT45734A publication Critical patent/HUT45734A/hu
Publication of HU204858B publication Critical patent/HU204858B/hu

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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
    • C08B37/0027—2-Acetamido-2-deoxy-beta-glucans; Derivatives thereof
    • C08B37/003—Chitin, i.e. 2-acetamido-2-deoxy-(beta-1,4)-D-glucan or N-acetyl-beta-1,4-D-glucosamine; Chitosan, i.e. deacetylated product of chitin or (beta-1,4)-D-glucosamine; Derivatives thereof
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/36—Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
    • 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
    • A61K8/735—Mucopolysaccharides, e.g. hyaluronic acid; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/28—Polysaccharides or their derivatives
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L17/00—Materials for surgical sutures or for ligaturing blood vessels ; Materials for prostheses or catheters
    • A61L17/06—At least partially resorbable materials
    • A61L17/10—At least partially resorbable materials containing macromolecular materials
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/14—Macromolecular materials
    • A61L27/20—Polysaccharides
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • 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
    • C08B37/006—Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
    • C08B37/0063—Glycosaminoglycans or mucopolysaccharides, e.g. keratan sulfate; Derivatives thereof, e.g. fucoidan
    • C08B37/0072—Hyaluronic acid, i.e. HA or hyaluronan; Derivatives thereof, e.g. crosslinked hyaluronic acid (hylan) or hyaluronates

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Medicinal Chemistry (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Dermatology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Biochemistry (AREA)
  • Polymers & Plastics (AREA)
  • Surgery (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Birds (AREA)
  • Hematology (AREA)
  • Inorganic Chemistry (AREA)
  • Transplantation (AREA)
  • Vascular Medicine (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Cosmetics (AREA)
  • Materials For Medical Uses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
HU874614A 1986-10-13 1987-10-13 Process for producing bridge bonded esters of hyaluronic acid HU204858B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT48546/86A IT1198449B (it) 1986-10-13 1986-10-13 Esteri di alcoli polivalenti di acido ialuronico

Publications (2)

Publication Number Publication Date
HUT45734A HUT45734A (en) 1988-08-29
HU204858B true HU204858B (en) 1992-02-28

Family

ID=11267232

Family Applications (1)

Application Number Title Priority Date Filing Date
HU874614A HU204858B (en) 1986-10-13 1987-10-13 Process for producing bridge bonded esters of hyaluronic acid

Country Status (23)

Country Link
US (1) US4957744A (OSRAM)
EP (1) EP0265116B1 (OSRAM)
JP (1) JP2648308B2 (OSRAM)
KR (1) KR920002702B1 (OSRAM)
CN (1) CN1025035C (OSRAM)
AR (1) AR247406A1 (OSRAM)
AT (1) ATE163942T1 (OSRAM)
AU (1) AU610087B2 (OSRAM)
CA (1) CA1317287C (OSRAM)
DE (1) DE3752176T2 (OSRAM)
DK (1) DK536087A (OSRAM)
ES (1) ES2115583T3 (OSRAM)
FI (1) FI96610C (OSRAM)
HU (1) HU204858B (OSRAM)
IE (1) IE872618L (OSRAM)
IL (1) IL84032A (OSRAM)
IN (1) IN170801B (OSRAM)
IT (1) IT1198449B (OSRAM)
NO (1) NO175374C (OSRAM)
NZ (1) NZ221994A (OSRAM)
PH (1) PH26025A (OSRAM)
PT (1) PT85908B (OSRAM)
ZA (1) ZA877559B (OSRAM)

Families Citing this family (204)

* Cited by examiner, † Cited by third party
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ZA877559B (en) 1988-04-13
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