GB1395576A - Process for the manufacture of polyesters by polymerization of epsilon-caprolactones - Google Patents

Process for the manufacture of polyesters by polymerization of epsilon-caprolactones

Info

Publication number
GB1395576A
GB1395576A GB2129072A GB2129072A GB1395576A GB 1395576 A GB1395576 A GB 1395576A GB 2129072 A GB2129072 A GB 2129072A GB 2129072 A GB2129072 A GB 2129072A GB 1395576 A GB1395576 A GB 1395576A
Authority
GB
United Kingdom
Prior art keywords
caprolactones
epsilon
polyesters
polymerization
manufacture
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
Application number
GB2129072A
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.)
Bayer Pharma AG
Original Assignee
Schering AG
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 Schering AG filed Critical Schering AG
Publication of GB1395576A publication Critical patent/GB1395576A/en
Expired legal-status Critical Current

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

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)
GB2129072A 1971-05-14 1972-05-08 Process for the manufacture of polyesters by polymerization of epsilon-caprolactones Expired GB1395576A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712123968 DE2123968A1 (en) 1971-05-14 1971-05-14 Process for the production of polyesters by polymerizing epsilon-caprolactone

Publications (1)

Publication Number Publication Date
GB1395576A true GB1395576A (en) 1975-05-29

Family

ID=5807875

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2129072A Expired GB1395576A (en) 1971-05-14 1972-05-08 Process for the manufacture of polyesters by polymerization of epsilon-caprolactones

Country Status (7)

Country Link
BE (1) BE783396R (en)
DE (1) DE2123968A1 (en)
FR (1) FR2137806B2 (en)
GB (1) GB1395576A (en)
IT (1) IT1007510B (en)
NL (1) NL7206487A (en)
SU (1) SU469259A3 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2478107C2 (en) * 2009-12-25 2013-03-27 Государственное образовательное учреждение высшего профессионального образования Российский химико-технологический университет им. Д.И. Менделеева (РХТУ им. Д.И. Менделеева) Method of producing biodegradable polymer

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2027951A1 (en) * 1969-06-07 1970-12-10 Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha, Osaka (Japan) Process for the polymerization of oxygen-containing cyclic compounds

Also Published As

Publication number Publication date
NL7206487A (en) 1972-11-16
FR2137806A2 (en) 1972-12-29
FR2137806B2 (en) 1977-12-23
DE2123968A1 (en) 1972-11-23
SU469259A3 (en) 1975-04-30
BE783396R (en) 1972-11-13
IT1007510B (en) 1976-10-30

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee