GB1090780A - Process for the polymerization of beta-lactones - Google Patents

Process for the polymerization of beta-lactones

Info

Publication number
GB1090780A
GB1090780A GB2760866A GB2760866A GB1090780A GB 1090780 A GB1090780 A GB 1090780A GB 2760866 A GB2760866 A GB 2760866A GB 2760866 A GB2760866 A GB 2760866A GB 1090780 A GB1090780 A GB 1090780A
Authority
GB
United Kingdom
Prior art keywords
lactones
compounds
polymerization
effected
weight
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
GB2760866A
Other languages
English (en)
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Publication of GB1090780A publication Critical patent/GB1090780A/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)
GB2760866A 1965-06-23 1966-06-21 Process for the polymerization of beta-lactones Expired GB1090780A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6508040A NL6508040A (fr) 1965-06-23 1965-06-23

Publications (1)

Publication Number Publication Date
GB1090780A true GB1090780A (en) 1967-11-15

Family

ID=19793459

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2760866A Expired GB1090780A (en) 1965-06-23 1966-06-21 Process for the polymerization of beta-lactones

Country Status (4)

Country Link
BE (1) BE682897A (fr)
DE (1) DE1645360A1 (fr)
GB (1) GB1090780A (fr)
NL (1) NL6508040A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3621003A (en) * 1968-08-26 1971-11-16 Shell Oil Co Thermal stabilization of polypivalolactone by degassing
US3669940A (en) * 1969-03-10 1972-06-13 Shell Oil Co Two-step bulk polymerization of pivalolactone
EP2868683A1 (fr) * 2013-11-05 2015-05-06 Université de Mons Polymérisation catalysée d'esters cycliques et de carbonates cycliques

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3621003A (en) * 1968-08-26 1971-11-16 Shell Oil Co Thermal stabilization of polypivalolactone by degassing
US3669940A (en) * 1969-03-10 1972-06-13 Shell Oil Co Two-step bulk polymerization of pivalolactone
EP2868683A1 (fr) * 2013-11-05 2015-05-06 Université de Mons Polymérisation catalysée d'esters cycliques et de carbonates cycliques

Also Published As

Publication number Publication date
DE1645360A1 (de) 1970-09-24
BE682897A (fr) 1966-12-21
NL6508040A (fr) 1966-12-27

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