DE2628057A1 - Neue lineare polyestersalze, verfahren zu ihrer herstellung und deren verwendung - Google Patents

Neue lineare polyestersalze, verfahren zu ihrer herstellung und deren verwendung

Info

Publication number
DE2628057A1
DE2628057A1 DE19762628057 DE2628057A DE2628057A1 DE 2628057 A1 DE2628057 A1 DE 2628057A1 DE 19762628057 DE19762628057 DE 19762628057 DE 2628057 A DE2628057 A DE 2628057A DE 2628057 A1 DE2628057 A1 DE 2628057A1
Authority
DE
Germany
Prior art keywords
polyester
salts
molecular weight
alkali metal
lactic acid
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.)
Withdrawn
Application number
DE19762628057
Other languages
German (de)
English (en)
Inventor
Andrew G Tsuk
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.)
Wyeth LLC
Original Assignee
American Home Products 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 American Home Products Corp filed Critical American Home Products Corp
Publication of DE2628057A1 publication Critical patent/DE2628057A1/de
Withdrawn legal-status Critical Current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
    • 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
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
    • 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
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/91—Polymers modified by chemical after-treatment
    • C08G63/912—Polymers modified by chemical after-treatment derived from hydroxycarboxylic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical 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)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Preparation (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE19762628057 1975-06-25 1976-06-23 Neue lineare polyestersalze, verfahren zu ihrer herstellung und deren verwendung Withdrawn DE2628057A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/590,357 US4010196A (en) 1975-06-25 1975-06-25 Linear polyester salts

Publications (1)

Publication Number Publication Date
DE2628057A1 true DE2628057A1 (de) 1977-01-27

Family

ID=24361917

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762628057 Withdrawn DE2628057A1 (de) 1975-06-25 1976-06-23 Neue lineare polyestersalze, verfahren zu ihrer herstellung und deren verwendung

Country Status (8)

Country Link
US (1) US4010196A (US20110009641A1-20110113-C00116.png)
JP (1) JPS525711A (US20110009641A1-20110113-C00116.png)
BE (1) BE843443A (US20110009641A1-20110113-C00116.png)
CA (1) CA1074812A (US20110009641A1-20110113-C00116.png)
DE (1) DE2628057A1 (US20110009641A1-20110113-C00116.png)
FR (1) FR2384805A1 (US20110009641A1-20110113-C00116.png)
GB (1) GB1503107A (US20110009641A1-20110113-C00116.png)
SE (1) SE7607268L (US20110009641A1-20110113-C00116.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997032606A1 (en) * 1996-03-05 1997-09-12 Robert Gurny Pharmaceutical compositions containing buffered ortho ester polymers

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4076798A (en) * 1975-05-29 1978-02-28 American Cyanamid Company High molecular weight polyester resin, the method of making the same and the use thereof as a pharmaceutical composition
PH17900A (en) * 1979-09-12 1985-01-25 Lilly Co Eli Growth promotant controlled release formulations and method of treatment
AU539230B2 (en) * 1979-09-12 1984-09-20 Eli Lilly And Company Parasitic formulations and method
US4273920A (en) * 1979-09-12 1981-06-16 Eli Lilly And Company Polymerization process and product
PH19942A (en) * 1980-11-18 1986-08-14 Sintex Inc Microencapsulation of water soluble polypeptides
US4675189A (en) * 1980-11-18 1987-06-23 Syntex (U.S.A.) Inc. Microencapsulation of water soluble active polypeptides
IE52535B1 (en) * 1981-02-16 1987-12-09 Ici Plc Continuous release pharmaceutical compositions
JPS58125819U (ja) * 1982-02-19 1983-08-26 名伸電機株式会社 積算電力量計用パツキン
US5277900A (en) * 1982-08-07 1994-01-11 Henkel Kommanditgesellschaft Auf Aktien Method for blood coagulation on hard tissues
FR2537980B1 (fr) * 1982-12-17 1986-12-19 Sandoz Sa Derives d'acides hydroxycarboxyliques oligomeres, leur preparation et leur utilisation
US5236702A (en) * 1983-02-28 1993-08-17 Henkel Kommanditgesellschaft Auf Aktien Composition and method for blood coagulation on hard body tissues
CH673931A5 (US20110009641A1-20110113-C00116.png) * 1986-05-08 1990-04-30 R & C Products Pty Ltd
DE3620685A1 (de) * 1986-06-20 1987-12-23 Henkel Kgaa Neue mittel zur abdeckung unverletzter und/oder verletzter bereiche menschlicher oder tierischer haut
US4711241A (en) * 1986-09-05 1987-12-08 American Cyanamid Company Surgical filament coating
US4897268A (en) * 1987-08-03 1990-01-30 Southern Research Institute Drug delivery system and method of making the same
DE3825211A1 (de) * 1988-07-25 1990-02-01 Henkel Kgaa Verbesserte koerperresorbierbare knochenwachse (iii)
DE3826915A1 (de) * 1988-08-09 1990-02-15 Henkel Kgaa Neue werkstoffe fuer den knochenersatz und knochen- bzw. prothesenverbund
US5518730A (en) * 1992-06-03 1996-05-21 Fuisz Technologies Ltd. Biodegradable controlled release flash flow melt-spun delivery system
JP3426432B2 (ja) * 1995-02-22 2003-07-14 ベーガン通商株式会社 繊維柔軟処理剤及び繊維や繊維製品の柔軟処理方法
US6126919A (en) 1997-02-07 2000-10-03 3M Innovative Properties Company Biocompatible compounds for pharmaceutical drug delivery systems
US8778322B2 (en) * 2001-10-18 2014-07-15 Samyang Biopharmaceuticals Corporation pH responsive biodegradable polylactic acid derivatives forming polymeric micelles and uses thereof for poorly water soluble drug delivery
CN115073898B (zh) * 2022-04-14 2023-12-19 万华化学（宁波）有限公司 一种高熔体强度pla合金、一种发泡料及其制备方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB567237A (en) * 1942-03-25 1945-02-05 Ici Ltd Improvements in and relating to the production of hydroxyacetic acid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997032606A1 (en) * 1996-03-05 1997-09-12 Robert Gurny Pharmaceutical compositions containing buffered ortho ester polymers

Also Published As

Publication number Publication date
GB1503107A (en) 1978-03-08
FR2384805B1 (US20110009641A1-20110113-C00116.png) 1979-07-20
JPS525711A (en) 1977-01-17
US4010196A (en) 1977-03-01
CA1074812A (en) 1980-04-01
BE843443A (fr) 1976-12-27
FR2384805A1 (fr) 1978-10-20
SE7607268L (sv) 1977-03-18

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee