CH346027A - Process for the production of high molecular weight polyesters or mixed polyesters of lactic acid - Google Patents

Process for the production of high molecular weight polyesters or mixed polyesters of lactic acid

Info

Publication number
CH346027A
CH346027A CH346027DA CH346027A CH 346027 A CH346027 A CH 346027A CH 346027D A CH346027D A CH 346027DA CH 346027 A CH346027 A CH 346027A
Authority
CH
Switzerland
Prior art keywords
polyesters
production
molecular weight
lactic acid
high molecular
Prior art date
Application number
Other languages
German (de)
Inventor
Hans-Henning Dipl Chem Kleine
Original Assignee
Kleine Johannes Dr Ing
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 Kleine Johannes Dr Ing filed Critical Kleine Johannes Dr Ing
Publication of CH346027A publication Critical patent/CH346027A/en

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
    • C08G63/02—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
    • C08G63/08—Lactones or lactides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyesters Or Polycarbonates (AREA)
CH346027D 1954-10-20 1955-01-14 Process for the production of high molecular weight polyesters or mixed polyesters of lactic acid CH346027A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEK20953A DE1153902B (en) 1954-10-20 1954-10-20 Process for the production of optically active polyesters
DE201054X 1954-10-20

Publications (1)

Publication Number Publication Date
CH346027A true CH346027A (en) 1960-04-30

Family

ID=25758774

Family Applications (1)

Application Number Title Priority Date Filing Date
CH346027D CH346027A (en) 1954-10-20 1955-01-14 Process for the production of high molecular weight polyesters or mixed polyesters of lactic acid

Country Status (6)

Country Link
BE (1) BE534967A (en)
CH (1) CH346027A (en)
DE (1) DE1153902B (en)
FR (1) FR1139215A (en)
GB (1) GB779291A (en)
NL (2) NL194039A (en)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE556556A (en) * 1956-04-13
BE556561A (en) * 1956-04-13
BE556560A (en) * 1956-04-13
DE1228416B (en) * 1957-03-04 1966-11-10 Boehringer Sohn Ingelheim Process for the production of polyesters
US3797499A (en) * 1970-05-13 1974-03-19 Ethicon Inc Polylactide fabric graphs for surgical implantation
BE758156R (en) * 1970-05-13 1971-04-28 Ethicon Inc ABSORBABLE SUTURE ELEMENT AND ITS
US4045418A (en) 1975-01-28 1977-08-30 Gulf Oil Corporation Copolymers of D,L-lactide and epsilon caprolactone
ATE142236T1 (en) * 1984-03-06 1996-09-15 United States Surgical Corp A METHOD FOR PREPARING TWO-PHASE COMPOSITIONS FOR ABSORBABLE SURGICAL EQUIPMENT
US4744365A (en) * 1986-07-17 1988-05-17 United States Surgical Corporation Two-phase compositions for absorbable surgical devices
US5502158A (en) * 1988-08-08 1996-03-26 Ecopol, Llc Degradable polymer composition
US5444113A (en) * 1988-08-08 1995-08-22 Ecopol, Llc End use applications of biodegradable polymers
US5180765A (en) * 1988-08-08 1993-01-19 Biopak Technology, Ltd. Biodegradable packaging thermoplastics from lactides
US5424346A (en) * 1988-08-08 1995-06-13 Ecopol, Llc Biodegradable replacement of crystal polystyrene
NL9001641A (en) * 1990-07-19 1992-02-17 Stamicarbon METHOD FOR MAKING POLYMERIC PRODUCTS FROM CYCLIC ESTERS.
CA2059245C (en) * 1991-02-08 2004-07-06 Michael P. Chesterfield Method and apparatus for calendering and coating/filling sutures
US5320624A (en) * 1991-02-12 1994-06-14 United States Surgical Corporation Blends of glycolide and/or lactide polymers and caprolactone and/or trimethylene carbonate polymers and absorbable surgical devices made therefrom
US6228954B1 (en) 1991-02-12 2001-05-08 United States Surgical Corporation Blends of glycolide and/or lactide polymers and caprolactone and/or trimethylene carbonate polymers and absorabable surgical devices made therefrom
US5522841A (en) * 1993-05-27 1996-06-04 United States Surgical Corporation Absorbable block copolymers and surgical articles fabricated therefrom
US5403347A (en) * 1993-05-27 1995-04-04 United States Surgical Corporation Absorbable block copolymers and surgical articles fabricated therefrom
JPH072985A (en) * 1993-06-18 1995-01-06 Mitsui Toatsu Chem Inc Production of poly(hydroxy carboxylic acid)
US5431679A (en) * 1994-03-10 1995-07-11 United States Surgical Corporation Absorbable block copolymers and surgical articles fabricated therefrom
US5578662A (en) 1994-07-22 1996-11-26 United States Surgical Corporation Bioabsorbable branched polymers containing units derived from dioxanone and medical/surgical devices manufactured therefrom
US6206908B1 (en) 1994-09-16 2001-03-27 United States Surgical Corporation Absorbable polymer and surgical articles fabricated therefrom
US5618313A (en) * 1994-10-11 1997-04-08 United States Surgical Corporation Absorbable polymer and surgical articles fabricated therefrom
CA2195384C (en) * 1996-01-19 2007-06-05 Kung Liu Cheng Absorbable polymer blends and surgical articles fabricated therefrom
US6191236B1 (en) 1996-10-11 2001-02-20 United States Surgical Corporation Bioabsorbable suture and method of its manufacture
US6007565A (en) * 1997-09-05 1999-12-28 United States Surgical Absorbable block copolymers and surgical articles fabricated therefrom
US6277927B1 (en) 1997-11-26 2001-08-21 United States Surgical Corporation Absorbable block copolymers and surgical articles fabricated therefrom
JPH11203837A (en) 1998-01-16 1999-07-30 Sony Corp Editing system and method therefor
AU2001290515B2 (en) 2000-08-16 2007-02-01 Covidien Lp High consistency absorbable polymeric resin
DE102010017218A1 (en) * 2010-05-14 2011-11-17 List Holding Ag Process for carrying out polymerization processes

Also Published As

Publication number Publication date
NL194039A (en)
BE534967A (en)
FR1139215A (en) 1957-06-26
DE1153902B (en) 1963-09-05
GB779291A (en) 1957-07-17
NL99836C (en)

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