HRP20171780T1 - Postupak za pripremanje umreženog gela - Google Patents

Postupak za pripremanje umreženog gela Download PDF

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Publication number
HRP20171780T1
HRP20171780T1 HRP20171780TT HRP20171780T HRP20171780T1 HR P20171780 T1 HRP20171780 T1 HR P20171780T1 HR P20171780T T HRP20171780T T HR P20171780TT HR P20171780 T HRP20171780 T HR P20171780T HR P20171780 T1 HRP20171780 T1 HR P20171780T1
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HR
Croatia
Prior art keywords
cross
carried out
linking
homogenization
minutes
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HRP20171780TT
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English (en)
Inventor
François BOURDON
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Teoxane
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.)
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Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=41571500&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HRP20171780(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Teoxane filed Critical Teoxane
Publication of HRP20171780T1 publication Critical patent/HRP20171780T1/hr

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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/006Heteroglycans, 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
    • C08B37/0063Glycosaminoglycans or mucopolysaccharides, e.g. keratan sulfate; Derivatives thereof, e.g. fucoidan
    • C08B37/0072Hyaluronic acid, i.e. HA or hyaluronan; Derivatives thereof, e.g. crosslinked hyaluronic acid (hylan) or hyaluronates
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/02Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/04Dispersions; Emulsions
    • A61K8/042Gels
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73Polysaccharides
    • A61K8/735Mucopolysaccharides, e.g. hyaluronic acid; Derivatives thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00Preparations for care of the skin
    • A61Q19/08Anti-ageing preparations
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00Processes of treating or compounding macromolecular substances
    • C08J3/02Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • C08J3/075Macromolecular gels
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00Processes of treating or compounding macromolecular substances
    • C08J3/24Crosslinking, e.g. vulcanising, of macromolecules
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2305/00Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2301/00 or C08J2303/00
    • C08J2305/08Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Epidemiology (AREA)
  • Birds (AREA)
  • Gerontology & Geriatric Medicine (AREA)
  • Dermatology (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Medicinal Preparation (AREA)
  • Materials For Medical Uses (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Cosmetics (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Colloid Chemistry (AREA)

Claims (15)

1. Postupak za pripremanje umreženog gela barem jednog polisaharida ili jedne od njegovih soli, koji sadrži barem korake koji se sastoje od: a) osiguravanja vodenog medija koji sadrži navedeni polisaharid, b) nastajanje homogenog gela iz medija iz koraka a), c) dovođenje gela dobivenog u koraku b) u kontakt s učinkovitom količinom barem jednog sredstva za umrežavanje; d) umrežavanje navedene smjese nastale u koraku c); i e) obnavljanje navedenog umreženog hidrogela, naznačen time da se - barem navedeni koraci a) do d) provode unutar hermetičke šupljine omeđene barem djelomično s deformirajućom stjenkom, navedena šupljina je izrađena unutar vrećica koja se može deformirati, te se smjesa koja se nalazi u šupljini izlaže, u koraku d), uvjetima pogodnim za umrežavanje; - homogenizacija, razmatrana u koraku b) se provodi pomoću proizvoljno uzastopnih, mehaničkih deformacija vanjske strane deformirajuće stjenke ili vrećice.
2. Postupak prema zahtjevu 1, naznačen time da nadalje sadrži korak f) zaustavljanja umrežavanja, navedeni korak f) se provodi prije, zajedno s ili nakon koraka obnavljanja e).
3. Postupak prema zahtjevu 2, naznačen time da se korak umrežavanja f) provodi prije koraka obnavljanja e).
4. Postupak prema prethodnom zahtjevu, naznačen time da se svi koraci od a) do d) i f) provode unutar navedene šupljine.
5. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time da je navedena vrećica opremljena sa sustavom otvaranja.
6. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time da je navedena vrećica izrađena od plastike, poželjno od polietilena farmaceutske kvalitete.
7. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time da se homogenizacija odvija tijekom vremena trajanja manjeg od 400 minuta, poželjno manjeg od 150 minuta, čak još poželjnije između 30 i 100 minuta.
8. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time da se korak umrežavanja provodi pomoću toplinskih sredstava.
9. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time da se korak umrežavanja odvija tijekom vremena trajanja u rasponu od 30 do 300 minuta, poželjno od 100 do 200 minuta.
10. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time da polisaharid je hijaluronska kiselina ili jedna od njezinih soli.
11. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time da koristi natrijev hijaluronat u alkalnom mediju s butandiol diglicidil eterom (BDDE), kao sredstvom za umrežavanje.
12. Postupak prema bilo kojem od prethodnih zahtjeva, naznačen time da umreženi gel je kruti gel.
13. Postupak prema zahtjevu 1, naznačen time da se navedena homogenizacija iz koraka b) provodi ručno, naročito pomoći jednostavni uzastopnih ručnih kompresija vanjskih strana stjenke ili vrećice.
14. Postupak prema zahtjevu 1, naznačen time da se navedena homogenizacija iz koraka b) provodi pomoću sustava s dvije oštrice jedne pored druge koje naizmjenično pritišću stjenku koja se može deformirati ili barem jedne od stjenki koja se može deformirati nakon kretanja unatrag i naprijed.
15. Postupak prema zahtjevu 1, naznačen time da se navedena homogenizacija iz koraka b) provodi prvo pomoću opipavanja, zatim korištenjem mehaničkog uređaja, ili naizmjeničnim korištenjem tih sredstva homogenizacije.
HRP20171780TT 2009-05-11 2017-11-16 Postupak za pripremanje umreženog gela HRP20171780T1 (hr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0953108A FR2945293B1 (fr) 2009-05-11 2009-05-11 Procede de preparation d'un gel reticule.
PCT/IB2010/052027 WO2010131175A1 (en) 2009-05-11 2010-05-07 Process for preparing a crosslinked gel
EP10726239.6A EP2429486B1 (en) 2009-05-11 2010-05-07 Process for preparing a crosslinked gel

Publications (1)

Publication Number Publication Date
HRP20171780T1 true HRP20171780T1 (hr) 2017-12-29

Family

ID=41571500

Family Applications (1)

Application Number Title Priority Date Filing Date
HRP20171780TT HRP20171780T1 (hr) 2009-05-11 2017-11-16 Postupak za pripremanje umreženog gela

Country Status (20)

Country Link
US (1) US9353194B2 (hr)
EP (1) EP2429486B1 (hr)
JP (1) JP5871793B2 (hr)
KR (1) KR101732530B1 (hr)
AU (1) AU2010247068B2 (hr)
BR (1) BRPI1014306B8 (hr)
CA (1) CA2760197C (hr)
CY (1) CY1119812T1 (hr)
DK (1) DK2429486T3 (hr)
ES (1) ES2647547T3 (hr)
FR (1) FR2945293B1 (hr)
HR (1) HRP20171780T1 (hr)
HU (1) HUE034942T2 (hr)
LT (1) LT2429486T (hr)
NO (1) NO2429486T3 (hr)
PL (1) PL2429486T3 (hr)
PT (1) PT2429486T (hr)
RU (1) RU2540667C2 (hr)
SI (1) SI2429486T1 (hr)
WO (1) WO2010131175A1 (hr)

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FR3006689A1 (fr) * 2013-06-11 2014-12-12 Benedicte Vincente Tauzin Procede de reticulation de l'acide hyaluronique; procede de preparation d'un hydrogel injectable; hydrogel obtenu; utilisation de l'hydroget obtenu
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FR3029928B1 (fr) 2014-12-15 2018-03-09 Teoxane Gel reticule
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FR3037797B1 (fr) * 2015-06-24 2018-08-17 Kylane Laboratoires Sa Procede de preparation d'un hydrogel reticule injectable; hydrogel obtenu; utilisation de l'hydrogel obtenu
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Also Published As

Publication number Publication date
US9353194B2 (en) 2016-05-31
AU2010247068A1 (en) 2011-11-17
FR2945293A1 (fr) 2010-11-12
RU2011145421A (ru) 2013-06-20
LT2429486T (lt) 2017-12-11
RU2540667C2 (ru) 2015-02-10
BRPI1014306B8 (pt) 2018-08-07
DK2429486T3 (da) 2017-11-27
JP5871793B2 (ja) 2016-03-01
PT2429486T (pt) 2017-11-20
HUE034942T2 (en) 2018-03-28
US20120108537A1 (en) 2012-05-03
CY1119812T1 (el) 2018-06-27
NO2429486T3 (hr) 2018-01-20
BRPI1014306B1 (pt) 2018-02-06
KR20120027315A (ko) 2012-03-21
KR101732530B1 (ko) 2017-05-04
JP2012526889A (ja) 2012-11-01
CA2760197C (en) 2017-03-28
SI2429486T1 (en) 2018-01-31
EP2429486B1 (en) 2017-08-23
ES2647547T3 (es) 2017-12-22
EP2429486A1 (en) 2012-03-21
PL2429486T3 (pl) 2018-02-28
WO2010131175A1 (en) 2010-11-18
BRPI1014306A2 (pt) 2016-04-05
AU2010247068B2 (en) 2014-07-17
FR2945293B1 (fr) 2011-06-17
CA2760197A1 (en) 2010-11-18

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