DK166360C - Orthoesterpolymerer og fremgangsmaade til fremstilling deraf - Google Patents

Orthoesterpolymerer og fremgangsmaade til fremstilling deraf

Info

Publication number
DK166360C
DK166360C DK032076A DK32076A DK166360C DK 166360 C DK166360 C DK 166360C DK 032076 A DK032076 A DK 032076A DK 32076 A DK32076 A DK 32076A DK 166360 C DK166360 C DK 166360C
Authority
DK
Denmark
Prior art keywords
procedures
preparing
orthoester
polymers
orthoester polymers
Prior art date
Application number
DK032076A
Other languages
English (en)
Other versions
DK166360B (da
DK32076A (da
Inventor
Jorge Heller
Nam Sok Choi
Original Assignee
Alza Corp
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 Alza Corp filed Critical Alza Corp
Priority to DK338076A priority Critical patent/DK166344C/da
Publication of DK32076A publication Critical patent/DK32076A/da
Publication of DK166360B publication Critical patent/DK166360B/da
Application granted granted Critical
Publication of DK166360C publication Critical patent/DK166360C/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G4/00—Condensation polymers of aldehydes or ketones with polyalcohols; Addition polymers of heterocyclic oxygen compounds containing in the ring at least once the grouping —O—C—O—
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/2004—Excipients; Inactive ingredients
    • A61K9/2022—Organic macromolecular compounds
    • A61K9/2031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, polyethylene oxide, poloxamers
    • A61K9/204—Polyesters, e.g. poly(lactide-co-glycolide)
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/34—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G67/00—Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing oxygen or oxygen and carbon, not provided for in groups C08G2/00 - C08G65/00
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S71/00—Chemistry: fertilizers
    • Y10S71/904—Carrier

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Medicinal Preparation (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polyethers (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Biological Depolymerization Polymers (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DK032076A 1975-01-28 1976-01-27 Orthoesterpolymerer og fremgangsmaade til fremstilling deraf DK166360C (da)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DK338076A DK166344C (da) 1975-01-28 1976-07-27 Medicinsk praeparat med kontrolleret frigivelseshastighed

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/544,808 US4093709A (en) 1975-01-28 1975-01-28 Drug delivery devices manufactured from poly(orthoesters) and poly(orthocarbonates)
US54480875 1975-01-28

Publications (3)

Publication Number Publication Date
DK32076A DK32076A (da) 1976-07-29
DK166360B DK166360B (da) 1993-04-13
DK166360C true DK166360C (da) 1993-09-06

Family

ID=24173683

Family Applications (1)

Application Number Title Priority Date Filing Date
DK032076A DK166360C (da) 1975-01-28 1976-01-27 Orthoesterpolymerer og fremgangsmaade til fremstilling deraf

Country Status (19)

Country Link
US (2) US4093709A (da)
JP (1) JPS5410037B2 (da)
AR (1) AR213619A1 (da)
AT (1) AT356903B (da)
BE (1) BE837935A (da)
BR (1) BR7600499A (da)
CA (1) CA1087345A (da)
CH (1) CH635355A5 (da)
DE (1) DE2602994C2 (da)
DK (1) DK166360C (da)
ES (1) ES444484A1 (da)
FR (1) FR2299356A1 (da)
GB (1) GB1502082A (da)
IL (1) IL48799A (da)
IT (1) IT1057070B (da)
MX (1) MX142986A (da)
NL (1) NL174728C (da)
SE (1) SE418189B (da)
ZA (1) ZA76493B (da)

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IL48799A (en) 1979-01-31
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SE418189B (sv) 1981-05-11
ZA76493B (en) 1977-07-27
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AT356903B (de) 1980-06-10
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BR7600499A (pt) 1976-08-31
DK166360B (da) 1993-04-13
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US4093709A (en) 1978-06-06
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US4138344A (en) 1979-02-06
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MX142986A (es) 1981-02-03
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