AT356903B - Verfahren zur herstellung von orthoester- und orthocarbonatpolymeren - Google Patents

Verfahren zur herstellung von orthoester- und orthocarbonatpolymeren

Info

Publication number
AT356903B
AT356903B AT55276A AT55276A AT356903B AT 356903 B AT356903 B AT 356903B AT 55276 A AT55276 A AT 55276A AT 55276 A AT55276 A AT 55276A AT 356903 B AT356903 B AT 356903B
Authority
AT
Austria
Prior art keywords
orthocarbonate
orthoester
polymers
producing
producing orthoester
Prior art date
Application number
AT55276A
Other languages
English (en)
Other versions
ATA55276A (de
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 AT0419779A priority Critical patent/AT366910B/de
Publication of ATA55276A publication Critical patent/ATA55276A/de
Application granted granted Critical
Publication of AT356903B publication Critical patent/AT356903B/de

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)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Medicinal Preparation (AREA)
  • Polyethers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Biological Depolymerization Polymers (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
AT55276A 1975-01-28 1976-01-27 Verfahren zur herstellung von orthoester- und orthocarbonatpolymeren AT356903B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT0419779A AT366910B (de) 1975-01-28 1979-06-12 Biologisch abbaubare matrix zur herstellung eines formkoerpers bzw. einer masse

Applications Claiming Priority (1)

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)

Publications (2)

Publication Number Publication Date
ATA55276A ATA55276A (de) 1979-10-15
AT356903B true AT356903B (de) 1980-06-10

Family

ID=24173683

Family Applications (1)

Application Number Title Priority Date Filing Date
AT55276A AT356903B (de) 1975-01-28 1976-01-27 Verfahren zur herstellung von orthoester- und orthocarbonatpolymeren

Country Status (19)

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

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* Cited by examiner, † Cited by third party
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SE418189B (sv) 1981-05-11
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IT1057070B (it) 1982-03-10
ATA55276A (de) 1979-10-15
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NL174728B (nl) 1984-03-01
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US4138344A (en) 1979-02-06
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