DK3397648T3 - Fremgangsmåde til deacetylering af biopolymerer - Google Patents

Fremgangsmåde til deacetylering af biopolymerer Download PDF

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Publication number
DK3397648T3
DK3397648T3 DK16819582.4T DK16819582T DK3397648T3 DK 3397648 T3 DK3397648 T3 DK 3397648T3 DK 16819582 T DK16819582 T DK 16819582T DK 3397648 T3 DK3397648 T3 DK 3397648T3
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Denmark
Prior art keywords
deacetylation
biopolymers
procedure
Prior art date
Application number
DK16819582.4T
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English (en)
Inventor
Johan Olsson
Craig Steven Harris
Original Assignee
Galderma Sa
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
Priority claimed from EP15202944.3A external-priority patent/EP3187510A1/en
Priority claimed from EP16172225.1A external-priority patent/EP3252080A1/en
Priority claimed from EP16172254.1A external-priority patent/EP3252082A1/en
Priority claimed from EP16172241.8A external-priority patent/EP3252081A1/en
Application filed by Galderma Sa filed Critical Galderma Sa
Application granted granted Critical
Publication of DK3397648T3 publication Critical patent/DK3397648T3/da

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    • 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
    • C08B37/0069—Chondroitin-4-sulfate, i.e. chondroitin sulfate A; Dermatan sulfate, i.e. chondroitin sulfate B or beta-heparin; Chondroitin-6-sulfate, i.e. chondroitin sulfate C; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
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    • 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
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
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    • C07C269/06—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups by reactions not involving the formation of carbamate groups
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    • C08B37/0063—Glycosaminoglycans or mucopolysaccharides, e.g. keratan sulfate; Derivatives thereof, e.g. fucoidan
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    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
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    • C08B37/0063—Glycosaminoglycans or mucopolysaccharides, e.g. keratan sulfate; Derivatives thereof, e.g. fucoidan
    • C08B37/0075—Heparin; Heparan sulfate; Derivatives thereof, e.g. heparosan; Purification or extraction methods thereof
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    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
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    • A61L2400/00—Materials characterised by their function or physical properties
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    • 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
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  • Molecular Biology (AREA)
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  • Oral & Maxillofacial Surgery (AREA)
  • Transplantation (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Vascular Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Cardiology (AREA)
  • Inorganic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Materials For Medical Uses (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicinal Preparation (AREA)
  • Cosmetics (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Saccharide Compounds (AREA)
DK16819582.4T 2015-12-29 2016-12-28 Fremgangsmåde til deacetylering af biopolymerer DK3397648T3 (da)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP15202944.3A EP3187510A1 (en) 2015-12-29 2015-12-29 Carbohydrate crosslinker
EP16172225.1A EP3252080A1 (en) 2016-05-31 2016-05-31 Method for preparing acylated crosslinked glycosaminoglycans
EP16172254.1A EP3252082A1 (en) 2016-05-31 2016-05-31 Method for deacetylation of biopolymers
EP16172241.8A EP3252081A1 (en) 2016-05-31 2016-05-31 Hydrolysis of ester bonds in amide crosslinked glycosaminoglycans
PCT/EP2016/082774 WO2017114861A1 (en) 2015-12-29 2016-12-28 Method for deacetylation of biopolymers

Publications (1)

Publication Number Publication Date
DK3397648T3 true DK3397648T3 (da) 2020-08-31

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ID=57680280

Family Applications (4)

Application Number Title Priority Date Filing Date
DK16822477.2T DK3397651T3 (da) 2015-12-29 2016-12-28 Kulhydrattværbinder
DK16819582.4T DK3397648T3 (da) 2015-12-29 2016-12-28 Fremgangsmåde til deacetylering af biopolymerer
DK23188831.4T DK4279537T3 (da) 2015-12-29 2016-12-28 Kulhydrat-tværbinder
DK19204239.8T DK3623390T3 (da) 2015-12-29 2016-12-28 Kulhydrattværbinder

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DK16822477.2T DK3397651T3 (da) 2015-12-29 2016-12-28 Kulhydrattværbinder

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Application Number Title Priority Date Filing Date
DK23188831.4T DK4279537T3 (da) 2015-12-29 2016-12-28 Kulhydrat-tværbinder
DK19204239.8T DK3623390T3 (da) 2015-12-29 2016-12-28 Kulhydrattværbinder

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US (14) US11198765B2 (da)
EP (7) EP3397651B1 (da)
JP (5) JP7015784B2 (da)
KR (4) KR102799740B1 (da)
CN (5) CN119859288A (da)
BR (2) BR112018013504B1 (da)
CA (2) CA3010161C (da)
CY (2) CY1123452T1 (da)
DK (4) DK3397651T3 (da)
ES (3) ES2810013T3 (da)
FI (2) FI3623390T3 (da)
HU (3) HUE063918T2 (da)
MX (2) MX393577B (da)
PL (2) PL3397651T3 (da)
PT (2) PT3397648T (da)
RU (3) RU2748235C2 (da)
SI (3) SI3397651T1 (da)
WO (5) WO2017114859A1 (da)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3397651B1 (en) 2015-12-29 2020-05-06 Galderma S.A. Carbohydrate crosslinker
PT3623390T (pt) 2016-05-31 2023-10-27 Galderma Sa Reticulador de hidrato de carbono
WO2019002372A1 (en) * 2017-06-28 2019-01-03 Nestlé Skin Health Sa Method of preparing a hydrogel product
AU2018391673B2 (en) 2017-12-22 2024-07-11 Galderma Holding SA Injectable gel product
EP3581168A1 (en) * 2018-06-15 2019-12-18 Universiteit Utrecht Holding B.V. Sustained release composition
CN112955187A (zh) 2018-09-10 2021-06-11 加利福尼亚大学董事会 二硫醇糖粘液溶解剂和其用途
CN109206537B (zh) * 2018-10-10 2021-04-09 华熙生物科技股份有限公司 一种乙酰化透明质酸钠的制备方法及其应用
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