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IT8024607A0 - Relativo procedimento di copolimero lattico-glicolico e polimerizzazione. - Google Patents

Relativo procedimento di copolimero lattico-glicolico e polimerizzazione.

Info

Publication number
IT8024607A0
IT8024607A0 IT8024607A IT2460780A IT8024607A0 IT 8024607 A0 IT8024607 A0 IT 8024607A0 IT 8024607 A IT8024607 A IT 8024607A IT 2460780 A IT2460780 A IT 2460780A IT 8024607 A0 IT8024607 A0 IT 8024607A0
Authority
IT
Italy
Prior art keywords
polymerization process
glycol copolymer
lactic
related lactic
copolymer
Prior art date
Application number
IT8024607A
Other languages
English (en)
Other versions
IT1141040B (it
Inventor
Nevin Robert Stephen
Original Assignee
Lilly Co Eli
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 Lilly Co Eli filed Critical Lilly Co Eli
Publication of IT8024607A0 publication Critical patent/IT8024607A0/it
Application granted granted Critical
Publication of IT1141040B publication Critical patent/IT1141040B/it

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
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/78—Preparation processes
    • C08G63/82—Preparation processes characterised by the catalyst used
    • C08G63/823—Preparation processes characterised by the catalyst used for the preparation of polylactones or polylactides
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/34—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyesters, polyamino acids, polysiloxanes, polyphosphazines, copolymers of polyalkylene glycol or 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Medicinal Preparation (AREA)
  • Biological Depolymerization Polymers (AREA)
IT24607/80A 1979-09-12 1980-09-11 Copolimero lattico-glicolico e relativo procedimento di polimerizzazione IT1141040B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/075,296 US4273920A (en) 1979-09-12 1979-09-12 Polymerization process and product

Publications (2)

Publication Number Publication Date
IT8024607A0 true IT8024607A0 (it) 1980-09-11
IT1141040B IT1141040B (it) 1986-10-01

Family

ID=22124778

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24607/80A IT1141040B (it) 1979-09-12 1980-09-11 Copolimero lattico-glicolico e relativo procedimento di polimerizzazione

Country Status (31)

Country Link
US (1) US4273920A (it)
EP (1) EP0026599B1 (it)
JP (2) JPS5645920A (it)
AR (1) AR221173A1 (it)
AT (1) AT380689B (it)
AU (1) AU539130B2 (it)
BE (1) BE885182A (it)
BG (1) BG41132A3 (it)
CA (1) CA1185048A (it)
CH (1) CH648048A5 (it)
CS (1) CS221979B2 (it)
DD (1) DD153125A5 (it)
DE (1) DE3068116D1 (it)
DK (1) DK155093C (it)
EG (1) EG14381A (it)
ES (1) ES494974A0 (it)
FI (1) FI66412C (it)
FR (1) FR2464973A1 (it)
GB (1) GB2058808B (it)
GR (1) GR69961B (it)
GT (1) GT198065361A (it)
HU (1) HU191807B (it)
IE (1) IE50236B1 (it)
IL (1) IL61024A (it)
IT (1) IT1141040B (it)
NZ (1) NZ194902A (it)
PH (1) PH15272A (it)
PL (1) PL129779B1 (it)
PT (1) PT71794B (it)
RO (1) RO80864A (it)
ZA (1) ZA805629B (it)

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US6005067A (en) * 1992-01-24 1999-12-21 Cargill Incorporated Continuous process for manufacture of lactide polymers with controlled optical purity
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JP3447289B2 (ja) * 1992-10-02 2003-09-16 カーギル， インコーポレイテッド 溶融安定性ラクチドポリマー繊維及びその製造方法
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US5591606A (en) * 1992-11-06 1997-01-07 Dowelanco Process for the production of A83543 compounds with Saccharopolyspora spinosa
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US5431679A (en) * 1994-03-10 1995-07-11 United States Surgical Corporation Absorbable block copolymers and surgical articles fabricated therefrom
US5543202A (en) * 1994-03-14 1996-08-06 Kimberly-Clark Corporation Process for producing a crimp-bonded fibrous cellulosic laminate
CN1058736C (zh) * 1994-05-27 2000-11-22 北京市星辰现代控制工程研究所 生物降解组合物及其制备方法和应用
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US5997568A (en) * 1996-01-19 1999-12-07 United States Surgical Corporation Absorbable polymer blends and surgical articles fabricated therefrom
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JP4564098B2 (ja) 2006-12-18 2010-10-20 武田薬品工業株式会社 徐放性組成物およびその製造法
CN101284883B (zh) * 2008-05-14 2011-02-16 西北大学 聚乳酸-壳聚糖接枝共聚物的制备方法
CN103300120B (zh) * 2013-06-25 2015-04-22 南京工业大学 一种绿色家禽家畜脱毛剂及其制备方法
JP7374081B2 (ja) 2017-08-31 2023-11-06 エボニック コーポレイション 改善された再吸収性ポリマーの精製方法

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US2758987A (en) * 1952-06-05 1956-08-14 Du Pont Optically active homopolymers containing but one antipodal species of an alpha-monohydroxy monocarboxylic acid
US3268487A (en) * 1963-12-23 1966-08-23 Shell Oil Co Process for polymerization of lactides
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US3442871A (en) * 1966-05-04 1969-05-06 American Cyanamid Co Process for polymerizing a glycolide
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Also Published As

Publication number Publication date
PL226653A1 (it) 1981-10-16
GR69961B (it) 1982-07-22
BE885182A (fr) 1981-03-11
AT380689B (de) 1986-06-25
ES8106542A1 (es) 1981-08-16
AU539130B2 (en) 1984-09-13
JPS5645920A (en) 1981-04-25
DK155093C (da) 1989-06-19
PT71794A (en) 1980-10-01
CH648048A5 (fr) 1985-02-28
FR2464973B1 (it) 1983-06-10
PT71794B (en) 1981-07-07
IE50236B1 (en) 1986-03-05
ATA455380A (de) 1985-11-15
DE3068116D1 (en) 1984-07-12
IT1141040B (it) 1986-10-01
FI66412C (fi) 1984-10-10
DK387380A (da) 1981-03-13
NZ194902A (en) 1983-05-31
AU6216680A (en) 1981-03-19
DK155093B (da) 1989-02-06
FI66412B (fi) 1984-06-29
CS221979B2 (en) 1983-04-29
JPH0445525B2 (it) 1992-07-27
IL61024A0 (en) 1980-11-30
IL61024A (en) 1983-02-23
PL129779B1 (en) 1984-06-30
RO80864A (ro) 1983-02-01
BG41132A3 (en) 1987-04-15
DD153125A5 (de) 1981-12-23
GB2058808A (en) 1981-04-15
ES494974A0 (es) 1981-08-16
US4273920A (en) 1981-06-16
PH15272A (en) 1982-11-02
HU191807B (en) 1987-04-28
IE801902L (en) 1981-03-12
EP0026599A1 (en) 1981-04-08
EG14381A (en) 1983-12-31
EP0026599B1 (en) 1984-06-06
ZA805629B (en) 1982-04-28
JPH0198617A (ja) 1989-04-17
FI802840A (fi) 1981-03-13
JPH0121166B2 (it) 1989-04-20
GB2058808B (en) 1983-11-16
CA1185048A (en) 1985-04-02
GT198065361A (es) 1982-03-04
FR2464973A1 (fr) 1981-03-20
AR221173A1 (es) 1980-12-30

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