DE3752381D1 - Herstellung von Kopolyanhydriden - Google Patents

Herstellung von Kopolyanhydriden

Info

Publication number
DE3752381D1
DE3752381D1 DE3752381T DE3752381T DE3752381D1 DE 3752381 D1 DE3752381 D1 DE 3752381D1 DE 3752381 T DE3752381 T DE 3752381T DE 3752381 T DE3752381 T DE 3752381T DE 3752381 D1 DE3752381 D1 DE 3752381D1
Authority
DE
Germany
Prior art keywords
preparation
pure
high yield
anhydride copolymers
copolyanhydrides
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE3752381T
Other languages
English (en)
Other versions
DE3752381T2 (de
Inventor
Abraham J Domb
Robert S Langer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Massachusetts Institute of Technology
Original Assignee
Massachusetts Institute of Technology
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25444276&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3752381(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Massachusetts Institute of Technology filed Critical Massachusetts Institute of Technology
Publication of DE3752381D1 publication Critical patent/DE3752381D1/de
Application granted granted Critical
Publication of DE3752381T2 publication Critical patent/DE3752381T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C08G67/04—Polyanhydrides

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Polyethers (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Materials For Medical Uses (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
DE3752381T 1986-10-17 1987-10-16 Herstellung von Kopolyanhydriden Expired - Lifetime DE3752381T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/920,724 US4789724A (en) 1986-10-17 1986-10-17 Preparation of anhydride copolymers
US920724 1997-08-29

Publications (2)

Publication Number Publication Date
DE3752381D1 true DE3752381D1 (de) 2005-01-27
DE3752381T2 DE3752381T2 (de) 2005-11-10

Family

ID=25444276

Family Applications (2)

Application Number Title Priority Date Filing Date
DE198787115172T Pending DE266603T1 (de) 1986-10-17 1987-10-16 Herstellung von kopolyanhydriden.
DE3752381T Expired - Lifetime DE3752381T2 (de) 1986-10-17 1987-10-16 Herstellung von Kopolyanhydriden

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE198787115172T Pending DE266603T1 (de) 1986-10-17 1987-10-16 Herstellung von kopolyanhydriden.

Country Status (7)

Country Link
US (1) US4789724A (de)
EP (2) EP0266603A1 (de)
JP (1) JP2626717B2 (de)
KR (1) KR960006410B1 (de)
AT (1) ATE285432T1 (de)
CA (1) CA1278141C (de)
DE (2) DE266603T1 (de)

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US5175235A (en) * 1990-06-04 1992-12-29 Nova Pharmaceutical Corporation Branched polyanhydrides
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Also Published As

Publication number Publication date
DE266603T1 (de) 1989-02-16
KR890006706A (ko) 1989-06-15
JPS63199227A (ja) 1988-08-17
EP0692510B1 (de) 2004-12-22
EP0266603A1 (de) 1988-05-11
ATE285432T1 (de) 2005-01-15
CA1278141C (en) 1990-12-18
EP0692510A1 (de) 1996-01-17
JP2626717B2 (ja) 1997-07-02
DE3752381T2 (de) 2005-11-10
US4789724A (en) 1988-12-06
KR960006410B1 (ko) 1996-05-15

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