GB1149148A - Process for the polymerization of ª‰-lactones - Google Patents

Process for the polymerization of ª‰-lactones

Info

Publication number
GB1149148A
GB1149148A GB4640567A GB4640567A GB1149148A GB 1149148 A GB1149148 A GB 1149148A GB 4640567 A GB4640567 A GB 4640567A GB 4640567 A GB4640567 A GB 4640567A GB 1149148 A GB1149148 A GB 1149148A
Authority
GB
United Kingdom
Prior art keywords
polymerization
lactone
particles
extruder
effected
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
GB4640567A
Other languages
English (en)
Inventor
Nicolaas Dost
Adriaan Hendrik Ditmar
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
Priority to GB4640567A priority Critical patent/GB1149148A/en
Priority to NL6814418A priority patent/NL6814418A/xx
Publication of GB1149148A publication Critical patent/GB1149148A/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
    • C08G63/02—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)
GB4640567A 1967-10-11 1967-10-11 Process for the polymerization of ª‰-lactones Expired GB1149148A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB4640567A GB1149148A (en) 1967-10-11 1967-10-11 Process for the polymerization of ª‰-lactones
NL6814418A NL6814418A (de) 1967-10-11 1968-10-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4640567A GB1149148A (en) 1967-10-11 1967-10-11 Process for the polymerization of ª‰-lactones

Publications (1)

Publication Number Publication Date
GB1149148A true GB1149148A (en) 1969-04-16

Family

ID=10441120

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4640567A Expired GB1149148A (en) 1967-10-11 1967-10-11 Process for the polymerization of ª‰-lactones

Country Status (2)

Country Link
GB (1) GB1149148A (de)
NL (1) NL6814418A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992004394A1 (en) * 1990-09-11 1992-03-19 E.I. Du Pont De Nemours And Company Fluidized bed ring-opening polymerization

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH083333A (ja) * 1994-06-22 1996-01-09 Tokuyama Corp 生分解性脂肪族ポリエステルの溶融押出フィルムおよびそれからなる袋
US5731402A (en) * 1995-04-25 1998-03-24 Tokuyama Corporation Biodegradable aliphatic polyester, melt-extrusion film thereof, and process for the production thereof
BE1011157A3 (fr) 1997-05-16 1999-05-04 Solvay Procede de fabrication d'un film souffle biodegradable.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992004394A1 (en) * 1990-09-11 1992-03-19 E.I. Du Pont De Nemours And Company Fluidized bed ring-opening polymerization
US5288841A (en) * 1990-09-11 1994-02-22 E. I. Du Pont De Nemours And Company Fluidized bed ring-opening polymerization process

Also Published As

Publication number Publication date
NL6814418A (de) 1969-04-15

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